/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-3_2-container_of-global.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-18 15:25:17,697 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-02-18 15:25:17,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-18 15:25:17,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-18 15:25:17,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-18 15:25:17,782 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 [2022-02-18 15:25:17,809 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-18 15:25:17,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-18 15:25:17,809 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-18 15:25:17,809 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-18 15:25:17,810 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-18 15:25:17,810 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-18 15:25:17,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-18 15:25:17,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-18 15:25:17,810 INFO L138 SettingsManager]: * Use SBE=true [2022-02-18 15:25:17,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-18 15:25:17,811 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-18 15:25:17,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-18 15:25:17,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-18 15:25:17,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-18 15:25:17,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-18 15:25:17,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-18 15:25:17,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-18 15:25:17,812 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-18 15:25:17,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-18 15:25:17,812 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-18 15:25:17,812 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-18 15:25:17,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-18 15:25:17,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-18 15:25:17,812 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-18 15:25:17,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-18 15:25:17,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 15:25:17,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-18 15:25:17,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-18 15:25:17,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-18 15:25:17,813 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-18 15:25:17,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-18 15:25:17,813 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-18 15:25:17,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-18 15:25:17,813 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-18 15:25:17,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-18 15:25:18,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-18 15:25:18,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-18 15:25:18,012 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-18 15:25:18,013 INFO L275 PluginConnector]: CDTParser initialized [2022-02-18 15:25:18,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-3_2-container_of-global.i [2022-02-18 15:25:18,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/567ed4daa/c4ef24f458e8491b9f2998bbf62a2f08/FLAG964b4a4a8 [2022-02-18 15:25:18,552 INFO L306 CDTParser]: Found 1 translation units. [2022-02-18 15:25:18,552 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_2-container_of-global.i [2022-02-18 15:25:18,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/567ed4daa/c4ef24f458e8491b9f2998bbf62a2f08/FLAG964b4a4a8 [2022-02-18 15:25:19,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/567ed4daa/c4ef24f458e8491b9f2998bbf62a2f08 [2022-02-18 15:25:19,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-18 15:25:19,088 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-18 15:25:19,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-18 15:25:19,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-18 15:25:19,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-18 15:25:19,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 03:25:19" (1/1) ... [2022-02-18 15:25:19,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370f344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19, skipping insertion in model container [2022-02-18 15:25:19,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 03:25:19" (1/1) ... [2022-02-18 15:25:19,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-18 15:25:19,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-18 15:25:19,244 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-02-18 15:25:19,488 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-3_2-container_of-global.i[75009,75022] [2022-02-18 15:25:19,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 15:25:19,523 INFO L203 MainTranslator]: Completed pre-run [2022-02-18 15:25:19,530 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-02-18 15:25:19,551 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-3_2-container_of-global.i[75009,75022] [2022-02-18 15:25:19,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 15:25:19,637 INFO L208 MainTranslator]: Completed translation [2022-02-18 15:25:19,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19 WrapperNode [2022-02-18 15:25:19,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-18 15:25:19,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-18 15:25:19,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-18 15:25:19,639 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-18 15:25:19,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19" (1/1) ... [2022-02-18 15:25:19,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19" (1/1) ... [2022-02-18 15:25:19,688 INFO L137 Inliner]: procedures = 468, calls = 52, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 206 [2022-02-18 15:25:19,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-18 15:25:19,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-18 15:25:19,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-18 15:25:19,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-18 15:25:19,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19" (1/1) ... [2022-02-18 15:25:19,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19" (1/1) ... [2022-02-18 15:25:19,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19" (1/1) ... [2022-02-18 15:25:19,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19" (1/1) ... [2022-02-18 15:25:19,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19" (1/1) ... [2022-02-18 15:25:19,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19" (1/1) ... [2022-02-18 15:25:19,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19" (1/1) ... [2022-02-18 15:25:19,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-18 15:25:19,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-18 15:25:19,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-18 15:25:19,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-18 15:25:19,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19" (1/1) ... [2022-02-18 15:25:19,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 15:25:19,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 15:25:19,754 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) [2022-02-18 15:25:19,764 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 [2022-02-18 15:25:19,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-18 15:25:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-18 15:25:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-18 15:25:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-18 15:25:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-18 15:25:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-18 15:25:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-18 15:25:19,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-18 15:25:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-02-18 15:25:19,776 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-02-18 15:25:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-18 15:25:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-18 15:25:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-18 15:25:19,777 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-18 15:25:19,985 INFO L234 CfgBuilder]: Building ICFG [2022-02-18 15:25:19,986 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-18 15:25:20,247 INFO L275 CfgBuilder]: Performing block encoding [2022-02-18 15:25:20,287 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-18 15:25:20,287 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-18 15:25:20,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 03:25:20 BoogieIcfgContainer [2022-02-18 15:25:20,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-18 15:25:20,290 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-18 15:25:20,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-18 15:25:20,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-18 15:25:20,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 03:25:19" (1/3) ... [2022-02-18 15:25:20,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61359cd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 03:25:20, skipping insertion in model container [2022-02-18 15:25:20,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:25:19" (2/3) ... [2022-02-18 15:25:20,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61359cd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 03:25:20, skipping insertion in model container [2022-02-18 15:25:20,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 03:25:20" (3/3) ... [2022-02-18 15:25:20,295 INFO L111 eAbstractionObserver]: Analyzing ICFG race-3_2-container_of-global.i [2022-02-18 15:25:20,298 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-18 15:25:20,298 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-18 15:25:20,298 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2022-02-18 15:25:20,298 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-18 15:25:20,339 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,339 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,339 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,339 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,340 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,340 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,340 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,340 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,340 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,340 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,340 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,340 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,341 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,341 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,341 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,341 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,341 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,341 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,341 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,341 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,342 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,342 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,342 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,342 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,342 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,343 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,343 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,343 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,343 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,343 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,344 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,344 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,344 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,344 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,344 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,344 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,344 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,344 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,344 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,345 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,345 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,345 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,345 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,345 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,345 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,345 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,346 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,346 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,346 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,346 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,346 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,346 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,346 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,346 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,347 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,347 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,347 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,347 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,347 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,347 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,347 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,347 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,348 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,348 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,348 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,348 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,348 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,348 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,348 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,349 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,349 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,349 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,349 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,349 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,349 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,349 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,349 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,349 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,350 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,350 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,350 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,350 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,350 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,350 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,350 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,351 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,351 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,352 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,353 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,353 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,357 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,357 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,357 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,357 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,357 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,357 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,357 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,357 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,357 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,357 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,358 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,358 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,358 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,358 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,358 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,358 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,358 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,358 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,359 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,359 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,359 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,359 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,360 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,360 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,360 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,360 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,360 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,360 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,360 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,360 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,361 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,361 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,361 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,361 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,361 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,361 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,361 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,362 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,362 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,362 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,362 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,362 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,362 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,362 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,362 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,362 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,363 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,363 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,363 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,363 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,366 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,366 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,367 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,367 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,367 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,367 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,367 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,367 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,367 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,367 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,367 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,367 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,368 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,369 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,369 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,370 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,370 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,370 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,370 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,370 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,370 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,370 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,370 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,370 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:25:20,374 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-18 15:25:20,413 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 15:25:20,425 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 [2022-02-18 15:25:20,425 INFO L340 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2022-02-18 15:25:20,438 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 275 places, 277 transitions, 570 flow [2022-02-18 15:25:20,838 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 21209 states, 21017 states have (on average 2.883665604034829) internal successors, (60606), 21208 states have internal predecessors, (60606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:20,884 INFO L276 IsEmpty]: Start isEmpty. Operand has 21209 states, 21017 states have (on average 2.883665604034829) internal successors, (60606), 21208 states have internal predecessors, (60606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:20,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-02-18 15:25:20,889 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:20,889 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:20,890 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:20,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:20,894 INFO L85 PathProgramCache]: Analyzing trace with hash -917232987, now seen corresponding path program 1 times [2022-02-18 15:25:20,899 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:20,899 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758105923] [2022-02-18 15:25:20,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:20,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:21,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:21,334 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:21,334 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758105923] [2022-02-18 15:25:21,334 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758105923] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:21,334 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:21,334 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:25:21,335 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525852060] [2022-02-18 15:25:21,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:21,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:25:21,339 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:21,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:25:21,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:25:21,393 INFO L87 Difference]: Start difference. First operand has 21209 states, 21017 states have (on average 2.883665604034829) internal successors, (60606), 21208 states have internal predecessors, (60606), 0 states have call successors, (0), 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) [2022-02-18 15:25:21,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:21,799 INFO L93 Difference]: Finished difference Result 13767 states and 38451 transitions. [2022-02-18 15:25:21,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:25:21,801 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 [2022-02-18 15:25:21,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:21,860 INFO L225 Difference]: With dead ends: 13767 [2022-02-18 15:25:21,861 INFO L226 Difference]: Without dead ends: 12737 [2022-02-18 15:25:21,862 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 [2022-02-18 15:25:21,864 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 1 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 277 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 733 SdHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:21,864 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 733 Invalid, 287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 277 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:25:21,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12737 states. [2022-02-18 15:25:22,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12737 to 12737. [2022-02-18 15:25:22,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12737 states, 12692 states have (on average 2.787031200756382) internal successors, (35373), 12736 states have internal predecessors, (35373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12737 states to 12737 states and 35373 transitions. [2022-02-18 15:25:22,235 INFO L78 Accepts]: Start accepts. Automaton has 12737 states and 35373 transitions. Word has length 43 [2022-02-18 15:25:22,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:22,235 INFO L470 AbstractCegarLoop]: Abstraction has 12737 states and 35373 transitions. [2022-02-18 15:25:22,235 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) [2022-02-18 15:25:22,236 INFO L276 IsEmpty]: Start isEmpty. Operand 12737 states and 35373 transitions. [2022-02-18 15:25:22,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-02-18 15:25:22,239 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:22,239 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] [2022-02-18 15:25:22,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-18 15:25:22,241 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:22,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:22,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1431909143, now seen corresponding path program 1 times [2022-02-18 15:25:22,242 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:22,242 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256071759] [2022-02-18 15:25:22,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:22,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:22,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:22,358 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:22,358 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256071759] [2022-02-18 15:25:22,358 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256071759] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:22,358 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:22,358 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:25:22,359 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622275440] [2022-02-18 15:25:22,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:22,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:25:22,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:22,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:25:22,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:25:22,360 INFO L87 Difference]: Start difference. First operand 12737 states and 35373 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) [2022-02-18 15:25:22,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:22,725 INFO L93 Difference]: Finished difference Result 12736 states and 35372 transitions. [2022-02-18 15:25:22,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:25:22,726 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 [2022-02-18 15:25:22,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:22,769 INFO L225 Difference]: With dead ends: 12736 [2022-02-18 15:25:22,769 INFO L226 Difference]: Without dead ends: 12736 [2022-02-18 15:25:22,769 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 [2022-02-18 15:25:22,770 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 1 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:22,771 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 716 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:25:22,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12736 states. [2022-02-18 15:25:23,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12736 to 12736. [2022-02-18 15:25:23,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12736 states, 12692 states have (on average 2.7869524109675385) internal successors, (35372), 12735 states have internal predecessors, (35372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:23,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12736 states to 12736 states and 35372 transitions. [2022-02-18 15:25:23,089 INFO L78 Accepts]: Start accepts. Automaton has 12736 states and 35372 transitions. Word has length 51 [2022-02-18 15:25:23,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:23,090 INFO L470 AbstractCegarLoop]: Abstraction has 12736 states and 35372 transitions. [2022-02-18 15:25:23,090 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) [2022-02-18 15:25:23,090 INFO L276 IsEmpty]: Start isEmpty. Operand 12736 states and 35372 transitions. [2022-02-18 15:25:23,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-02-18 15:25:23,093 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:23,093 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:23,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-18 15:25:23,093 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:23,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:23,094 INFO L85 PathProgramCache]: Analyzing trace with hash -561567241, now seen corresponding path program 1 times [2022-02-18 15:25:23,094 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:23,094 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881897334] [2022-02-18 15:25:23,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:23,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:23,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:23,237 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:23,238 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881897334] [2022-02-18 15:25:23,238 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881897334] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:23,238 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:23,238 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:25:23,238 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630356549] [2022-02-18 15:25:23,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:23,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:25:23,239 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:23,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:25:23,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:25:23,240 INFO L87 Difference]: Start difference. First operand 12736 states and 35372 transitions. Second operand has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:23,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:23,423 INFO L93 Difference]: Finished difference Result 12740 states and 35376 transitions. [2022-02-18 15:25:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:25:23,424 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2022-02-18 15:25:23,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:23,456 INFO L225 Difference]: With dead ends: 12740 [2022-02-18 15:25:23,457 INFO L226 Difference]: Without dead ends: 12740 [2022-02-18 15:25:23,459 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:25:23,461 INFO L933 BasicCegarLoop]: 220 mSDtfsCounter, 152 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:23,462 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [152 Valid, 354 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-18 15:25:23,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12740 states. [2022-02-18 15:25:23,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12740 to 12735. [2022-02-18 15:25:23,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12735 states, 12692 states have (on average 2.786873621178695) internal successors, (35371), 12734 states have internal predecessors, (35371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:23,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12735 states to 12735 states and 35371 transitions. [2022-02-18 15:25:23,825 INFO L78 Accepts]: Start accepts. Automaton has 12735 states and 35371 transitions. Word has length 58 [2022-02-18 15:25:23,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:23,825 INFO L470 AbstractCegarLoop]: Abstraction has 12735 states and 35371 transitions. [2022-02-18 15:25:23,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:23,825 INFO L276 IsEmpty]: Start isEmpty. Operand 12735 states and 35371 transitions. [2022-02-18 15:25:23,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-02-18 15:25:23,826 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:23,826 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] [2022-02-18 15:25:23,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-18 15:25:23,826 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:23,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:23,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1692732083, now seen corresponding path program 1 times [2022-02-18 15:25:23,827 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:23,827 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098391076] [2022-02-18 15:25:23,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:23,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:23,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:23,914 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:23,914 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098391076] [2022-02-18 15:25:23,914 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098391076] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:23,914 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:23,914 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:25:23,914 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873526881] [2022-02-18 15:25:23,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:23,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:25:23,914 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:23,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:25:23,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:25:23,915 INFO L87 Difference]: Start difference. First operand 12735 states and 35371 transitions. Second operand has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:24,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:24,130 INFO L93 Difference]: Finished difference Result 12739 states and 35375 transitions. [2022-02-18 15:25:24,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:25:24,130 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2022-02-18 15:25:24,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:24,155 INFO L225 Difference]: With dead ends: 12739 [2022-02-18 15:25:24,155 INFO L226 Difference]: Without dead ends: 12739 [2022-02-18 15:25:24,155 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 [2022-02-18 15:25:24,161 INFO L933 BasicCegarLoop]: 226 mSDtfsCounter, 198 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:24,162 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [198 Valid, 367 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-18 15:25:24,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12739 states. [2022-02-18 15:25:24,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12739 to 12734. [2022-02-18 15:25:24,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12734 states, 12692 states have (on average 2.786794831389852) internal successors, (35370), 12733 states have internal predecessors, (35370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:24,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12734 states to 12734 states and 35370 transitions. [2022-02-18 15:25:24,462 INFO L78 Accepts]: Start accepts. Automaton has 12734 states and 35370 transitions. Word has length 71 [2022-02-18 15:25:24,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:24,462 INFO L470 AbstractCegarLoop]: Abstraction has 12734 states and 35370 transitions. [2022-02-18 15:25:24,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:24,462 INFO L276 IsEmpty]: Start isEmpty. Operand 12734 states and 35370 transitions. [2022-02-18 15:25:24,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-02-18 15:25:24,466 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:24,466 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] [2022-02-18 15:25:24,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-18 15:25:24,467 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:24,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:24,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1124810628, now seen corresponding path program 1 times [2022-02-18 15:25:24,467 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:24,467 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495660031] [2022-02-18 15:25:24,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:24,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:24,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:24,556 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:24,556 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495660031] [2022-02-18 15:25:24,556 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495660031] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:24,556 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:24,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-18 15:25:24,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206849861] [2022-02-18 15:25:24,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:24,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-18 15:25:24,557 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:24,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-18 15:25:24,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-18 15:25:24,557 INFO L87 Difference]: Start difference. First operand 12734 states and 35370 transitions. Second operand has 3 states, 2 states have (on average 43.0) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:24,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:24,628 INFO L93 Difference]: Finished difference Result 12733 states and 35369 transitions. [2022-02-18 15:25:24,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 15:25:24,628 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 43.0) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2022-02-18 15:25:24,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:24,658 INFO L225 Difference]: With dead ends: 12733 [2022-02-18 15:25:24,658 INFO L226 Difference]: Without dead ends: 12733 [2022-02-18 15:25:24,659 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-18 15:25:24,659 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 1 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 462 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:24,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 462 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-18 15:25:24,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12733 states. [2022-02-18 15:25:24,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12733 to 12733. [2022-02-18 15:25:24,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12733 states, 12692 states have (on average 2.7867160416010086) internal successors, (35369), 12732 states have internal predecessors, (35369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:24,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12733 states to 12733 states and 35369 transitions. [2022-02-18 15:25:24,980 INFO L78 Accepts]: Start accepts. Automaton has 12733 states and 35369 transitions. Word has length 86 [2022-02-18 15:25:24,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:24,980 INFO L470 AbstractCegarLoop]: Abstraction has 12733 states and 35369 transitions. [2022-02-18 15:25:24,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 43.0) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:24,981 INFO L276 IsEmpty]: Start isEmpty. Operand 12733 states and 35369 transitions. [2022-02-18 15:25:24,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-02-18 15:25:24,981 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:24,981 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:24,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-18 15:25:24,982 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting my_callbackErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:24,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:24,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1006947150, now seen corresponding path program 1 times [2022-02-18 15:25:24,982 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:24,982 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591616996] [2022-02-18 15:25:24,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:24,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:25,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:25,029 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:25,029 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591616996] [2022-02-18 15:25:25,029 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591616996] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:25,029 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:25,029 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-18 15:25:25,029 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689651547] [2022-02-18 15:25:25,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:25,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-18 15:25:25,029 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:25,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-18 15:25:25,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-18 15:25:25,030 INFO L87 Difference]: Start difference. First operand 12733 states and 35369 transitions. Second operand has 3 states, 2 states have (on average 47.5) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:25,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:25,079 INFO L93 Difference]: Finished difference Result 10782 states and 29633 transitions. [2022-02-18 15:25:25,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 15:25:25,079 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 47.5) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2022-02-18 15:25:25,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:25,097 INFO L225 Difference]: With dead ends: 10782 [2022-02-18 15:25:25,097 INFO L226 Difference]: Without dead ends: 9502 [2022-02-18 15:25:25,098 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-18 15:25:25,098 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 150 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:25,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [150 Valid, 499 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-18 15:25:25,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9502 states. [2022-02-18 15:25:25,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9502 to 9461. [2022-02-18 15:25:25,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9461 states, 9448 states have (on average 2.7664055884843353) internal successors, (26137), 9460 states have internal predecessors, (26137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:25,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9461 states to 9461 states and 26137 transitions. [2022-02-18 15:25:25,245 INFO L78 Accepts]: Start accepts. Automaton has 9461 states and 26137 transitions. Word has length 95 [2022-02-18 15:25:25,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:25,245 INFO L470 AbstractCegarLoop]: Abstraction has 9461 states and 26137 transitions. [2022-02-18 15:25:25,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 47.5) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:25,246 INFO L276 IsEmpty]: Start isEmpty. Operand 9461 states and 26137 transitions. [2022-02-18 15:25:25,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-18 15:25:25,249 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:25,249 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:25,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-18 15:25:25,249 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:25,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:25,250 INFO L85 PathProgramCache]: Analyzing trace with hash -60012088, now seen corresponding path program 1 times [2022-02-18 15:25:25,250 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:25,250 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960751265] [2022-02-18 15:25:25,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:25,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:25,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:25,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:25,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960751265] [2022-02-18 15:25:25,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960751265] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:25,406 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:25,406 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:25:25,406 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612639853] [2022-02-18 15:25:25,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:25,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:25:25,407 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:25,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:25:25,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:25:25,407 INFO L87 Difference]: Start difference. First operand 9461 states and 26137 transitions. Second operand has 6 states, 5 states have (on average 19.6) internal successors, (98), 6 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:25,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:25,600 INFO L93 Difference]: Finished difference Result 9886 states and 27294 transitions. [2022-02-18 15:25:25,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:25:25,601 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.6) internal successors, (98), 6 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have 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 [2022-02-18 15:25:25,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:25,628 INFO L225 Difference]: With dead ends: 9886 [2022-02-18 15:25:25,628 INFO L226 Difference]: Without dead ends: 9886 [2022-02-18 15:25:25,628 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 [2022-02-18 15:25:25,629 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 67 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:25,629 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 483 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:25:25,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9886 states. [2022-02-18 15:25:25,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9886 to 9791. [2022-02-18 15:25:25,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9791 states, 9779 states have (on average 2.7643930872277327) internal successors, (27033), 9790 states have internal predecessors, (27033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:25,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9791 states to 9791 states and 27033 transitions. [2022-02-18 15:25:25,812 INFO L78 Accepts]: Start accepts. Automaton has 9791 states and 27033 transitions. Word has length 98 [2022-02-18 15:25:25,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:25,813 INFO L470 AbstractCegarLoop]: Abstraction has 9791 states and 27033 transitions. [2022-02-18 15:25:25,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.6) internal successors, (98), 6 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:25,813 INFO L276 IsEmpty]: Start isEmpty. Operand 9791 states and 27033 transitions. [2022-02-18 15:25:25,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-18 15:25:25,813 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:25,813 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:25,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-18 15:25:25,814 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:25,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:25,814 INFO L85 PathProgramCache]: Analyzing trace with hash 744958798, now seen corresponding path program 1 times [2022-02-18 15:25:25,814 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:25,814 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171797091] [2022-02-18 15:25:25,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:25,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:25,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:25,874 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:25,874 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171797091] [2022-02-18 15:25:25,875 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171797091] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:25,875 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:25,875 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:25:25,875 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907483809] [2022-02-18 15:25:25,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:25,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-18 15:25:25,875 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:25,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-18 15:25:25,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-18 15:25:25,876 INFO L87 Difference]: Start difference. First operand 9791 states and 27033 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:25,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:25,951 INFO L93 Difference]: Finished difference Result 9819 states and 27060 transitions. [2022-02-18 15:25:25,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:25:25,952 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have 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 [2022-02-18 15:25:25,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:25,972 INFO L225 Difference]: With dead ends: 9819 [2022-02-18 15:25:25,972 INFO L226 Difference]: Without dead ends: 9819 [2022-02-18 15:25:25,973 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 [2022-02-18 15:25:25,973 INFO L933 BasicCegarLoop]: 215 mSDtfsCounter, 86 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 855 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:25,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 855 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-18 15:25:25,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9819 states. [2022-02-18 15:25:26,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9819 to 9779. [2022-02-18 15:25:26,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9779 states, 9768 states have (on average 2.7662776412776413) internal successors, (27021), 9778 states have internal predecessors, (27021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:26,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9779 states to 9779 states and 27021 transitions. [2022-02-18 15:25:26,172 INFO L78 Accepts]: Start accepts. Automaton has 9779 states and 27021 transitions. Word has length 100 [2022-02-18 15:25:26,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:26,173 INFO L470 AbstractCegarLoop]: Abstraction has 9779 states and 27021 transitions. [2022-02-18 15:25:26,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:26,173 INFO L276 IsEmpty]: Start isEmpty. Operand 9779 states and 27021 transitions. [2022-02-18 15:25:26,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-18 15:25:26,174 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:26,174 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:26,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-18 15:25:26,174 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:26,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:26,174 INFO L85 PathProgramCache]: Analyzing trace with hash 508360337, now seen corresponding path program 1 times [2022-02-18 15:25:26,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:26,175 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134431143] [2022-02-18 15:25:26,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:26,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:26,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:26,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:26,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:26,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134431143] [2022-02-18 15:25:26,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134431143] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:26,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:26,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:25:26,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353921311] [2022-02-18 15:25:26,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:26,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:25:26,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:26,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:25:26,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:25:26,258 INFO L87 Difference]: Start difference. First operand 9779 states and 27021 transitions. Second operand has 6 states, 5 states have (on average 21.2) internal successors, (106), 6 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:26,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:26,528 INFO L93 Difference]: Finished difference Result 10204 states and 28178 transitions. [2022-02-18 15:25:26,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:25:26,528 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.2) internal successors, (106), 6 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-02-18 15:25:26,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:26,550 INFO L225 Difference]: With dead ends: 10204 [2022-02-18 15:25:26,550 INFO L226 Difference]: Without dead ends: 10204 [2022-02-18 15:25:26,551 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 [2022-02-18 15:25:26,551 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 66 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:26,551 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [66 Valid, 623 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:25:26,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10204 states. [2022-02-18 15:25:26,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10204 to 10109. [2022-02-18 15:25:26,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10109 states, 10099 states have (on average 2.764333102287355) internal successors, (27917), 10108 states have internal predecessors, (27917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:26,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10109 states to 10109 states and 27917 transitions. [2022-02-18 15:25:26,716 INFO L78 Accepts]: Start accepts. Automaton has 10109 states and 27917 transitions. Word has length 106 [2022-02-18 15:25:26,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:26,716 INFO L470 AbstractCegarLoop]: Abstraction has 10109 states and 27917 transitions. [2022-02-18 15:25:26,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.2) internal successors, (106), 6 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:26,716 INFO L276 IsEmpty]: Start isEmpty. Operand 10109 states and 27917 transitions. [2022-02-18 15:25:26,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-02-18 15:25:26,718 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:26,718 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:26,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-18 15:25:26,719 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:26,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:26,719 INFO L85 PathProgramCache]: Analyzing trace with hash -1783042312, now seen corresponding path program 1 times [2022-02-18 15:25:26,719 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:26,719 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371269412] [2022-02-18 15:25:26,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:26,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:26,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:26,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:26,811 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371269412] [2022-02-18 15:25:26,811 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371269412] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:26,811 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:26,811 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:25:26,811 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69267099] [2022-02-18 15:25:26,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:26,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:25:26,811 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:26,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:25:26,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:25:26,812 INFO L87 Difference]: Start difference. First operand 10109 states and 27917 transitions. Second operand has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:27,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:27,120 INFO L93 Difference]: Finished difference Result 11773 states and 32376 transitions. [2022-02-18 15:25:27,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:25:27,120 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 113 [2022-02-18 15:25:27,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:27,145 INFO L225 Difference]: With dead ends: 11773 [2022-02-18 15:25:27,145 INFO L226 Difference]: Without dead ends: 11773 [2022-02-18 15:25:27,145 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 [2022-02-18 15:25:27,146 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 128 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 584 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:27,146 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 584 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-18 15:25:27,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11773 states. [2022-02-18 15:25:27,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11773 to 10438. [2022-02-18 15:25:27,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10438 states, 10430 states have (on average 2.7624161073825504) internal successors, (28812), 10437 states have internal predecessors, (28812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:27,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10438 states to 10438 states and 28812 transitions. [2022-02-18 15:25:27,342 INFO L78 Accepts]: Start accepts. Automaton has 10438 states and 28812 transitions. Word has length 113 [2022-02-18 15:25:27,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:27,342 INFO L470 AbstractCegarLoop]: Abstraction has 10438 states and 28812 transitions. [2022-02-18 15:25:27,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:27,342 INFO L276 IsEmpty]: Start isEmpty. Operand 10438 states and 28812 transitions. [2022-02-18 15:25:27,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-02-18 15:25:27,346 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:27,347 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:27,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-18 15:25:27,347 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:27,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:27,347 INFO L85 PathProgramCache]: Analyzing trace with hash -610642984, now seen corresponding path program 1 times [2022-02-18 15:25:27,347 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:27,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429791614] [2022-02-18 15:25:27,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:27,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:27,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:27,447 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:27,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429791614] [2022-02-18 15:25:27,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429791614] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:27,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:27,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:25:27,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327571468] [2022-02-18 15:25:27,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:27,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:25:27,448 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:27,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:25:27,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:25:27,449 INFO L87 Difference]: Start difference. First operand 10438 states and 28812 transitions. Second operand has 6 states, 5 states have (on average 23.4) internal successors, (117), 6 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:27,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:27,768 INFO L93 Difference]: Finished difference Result 11034 states and 30167 transitions. [2022-02-18 15:25:27,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:25:27,769 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.4) internal successors, (117), 6 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2022-02-18 15:25:27,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:27,792 INFO L225 Difference]: With dead ends: 11034 [2022-02-18 15:25:27,792 INFO L226 Difference]: Without dead ends: 11034 [2022-02-18 15:25:27,792 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 [2022-02-18 15:25:27,793 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 140 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:27,793 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 668 Invalid, 298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 260 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-18 15:25:27,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11034 states. [2022-02-18 15:25:27,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11034 to 10769. [2022-02-18 15:25:27,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10769 states, 10761 states have (on average 2.760802899358796) internal successors, (29709), 10768 states have internal predecessors, (29709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:27,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10769 states to 10769 states and 29709 transitions. [2022-02-18 15:25:27,984 INFO L78 Accepts]: Start accepts. Automaton has 10769 states and 29709 transitions. Word has length 117 [2022-02-18 15:25:27,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:27,985 INFO L470 AbstractCegarLoop]: Abstraction has 10769 states and 29709 transitions. [2022-02-18 15:25:27,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.4) internal successors, (117), 6 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:27,985 INFO L276 IsEmpty]: Start isEmpty. Operand 10769 states and 29709 transitions. [2022-02-18 15:25:27,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-02-18 15:25:27,993 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:27,993 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:27,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-18 15:25:27,994 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:27,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:27,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1825189091, now seen corresponding path program 1 times [2022-02-18 15:25:27,994 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:27,994 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434310452] [2022-02-18 15:25:27,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:27,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:28,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:28,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:28,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434310452] [2022-02-18 15:25:28,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434310452] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:28,061 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:28,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:25:28,062 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648801168] [2022-02-18 15:25:28,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:28,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-18 15:25:28,062 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:28,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-18 15:25:28,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-18 15:25:28,062 INFO L87 Difference]: Start difference. First operand 10769 states and 29709 transitions. Second operand has 5 states, 5 states have (on average 24.4) internal successors, (122), 5 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:28,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:28,159 INFO L93 Difference]: Finished difference Result 3910 states and 10327 transitions. [2022-02-18 15:25:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:25:28,160 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 5 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2022-02-18 15:25:28,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:28,167 INFO L225 Difference]: With dead ends: 3910 [2022-02-18 15:25:28,167 INFO L226 Difference]: Without dead ends: 3910 [2022-02-18 15:25:28,167 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 [2022-02-18 15:25:28,168 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 284 mSDsluCounter, 671 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 922 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:28,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [284 Valid, 922 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-18 15:25:28,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3910 states. [2022-02-18 15:25:28,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3910 to 3872. [2022-02-18 15:25:28,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3872 states, 3868 states have (on average 2.66028955532575) internal successors, (10290), 3871 states have internal predecessors, (10290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:28,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 3872 states and 10290 transitions. [2022-02-18 15:25:28,214 INFO L78 Accepts]: Start accepts. Automaton has 3872 states and 10290 transitions. Word has length 122 [2022-02-18 15:25:28,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:28,214 INFO L470 AbstractCegarLoop]: Abstraction has 3872 states and 10290 transitions. [2022-02-18 15:25:28,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 5 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:28,215 INFO L276 IsEmpty]: Start isEmpty. Operand 3872 states and 10290 transitions. [2022-02-18 15:25:28,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:28,219 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:28,219 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:28,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-18 15:25:28,219 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:28,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:28,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1201122281, now seen corresponding path program 1 times [2022-02-18 15:25:28,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:28,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808830183] [2022-02-18 15:25:28,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:28,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:28,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:28,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:28,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808830183] [2022-02-18 15:25:28,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808830183] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:28,783 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:28,783 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:28,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2943834] [2022-02-18 15:25:28,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:28,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:28,783 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:28,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:28,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:28,784 INFO L87 Difference]: Start difference. First operand 3872 states and 10290 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:29,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:29,650 INFO L93 Difference]: Finished difference Result 4304 states and 11049 transitions. [2022-02-18 15:25:29,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 15:25:29,650 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:29,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:29,658 INFO L225 Difference]: With dead ends: 4304 [2022-02-18 15:25:29,658 INFO L226 Difference]: Without dead ends: 4304 [2022-02-18 15:25:29,659 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=337, Unknown=0, NotChecked=0, Total=506 [2022-02-18 15:25:29,659 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 1154 mSDsluCounter, 795 mSDsCounter, 0 mSdLazyCounter, 826 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 1042 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:29,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1154 Valid, 1042 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 826 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:25:29,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4304 states. [2022-02-18 15:25:29,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4304 to 3896. [2022-02-18 15:25:29,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3896 states, 3892 states have (on average 2.661870503597122) internal successors, (10360), 3895 states have internal predecessors, (10360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:29,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 3896 states and 10360 transitions. [2022-02-18 15:25:29,717 INFO L78 Accepts]: Start accepts. Automaton has 3896 states and 10360 transitions. Word has length 124 [2022-02-18 15:25:29,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:29,717 INFO L470 AbstractCegarLoop]: Abstraction has 3896 states and 10360 transitions. [2022-02-18 15:25:29,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:29,717 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 10360 transitions. [2022-02-18 15:25:29,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:29,722 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:29,722 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:29,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-18 15:25:29,722 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:29,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:29,723 INFO L85 PathProgramCache]: Analyzing trace with hash -1489659185, now seen corresponding path program 2 times [2022-02-18 15:25:29,723 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:29,723 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189819187] [2022-02-18 15:25:29,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:29,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:29,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:30,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:30,133 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:30,133 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189819187] [2022-02-18 15:25:30,133 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189819187] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:30,133 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:30,133 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:30,133 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348070157] [2022-02-18 15:25:30,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:30,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:30,134 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:30,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:30,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:30,134 INFO L87 Difference]: Start difference. First operand 3896 states and 10360 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:31,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:31,111 INFO L93 Difference]: Finished difference Result 4472 states and 11515 transitions. [2022-02-18 15:25:31,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:25:31,111 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:31,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:31,120 INFO L225 Difference]: With dead ends: 4472 [2022-02-18 15:25:31,120 INFO L226 Difference]: Without dead ends: 4472 [2022-02-18 15:25:31,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=208, Invalid=392, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:25:31,121 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 907 mSDsluCounter, 948 mSDsCounter, 0 mSdLazyCounter, 962 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 907 SdHoareTripleChecker+Valid, 1205 SdHoareTripleChecker+Invalid, 1088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 962 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:31,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [907 Valid, 1205 Invalid, 1088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 962 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:25:31,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4472 states. [2022-02-18 15:25:31,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4472 to 3920. [2022-02-18 15:25:31,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3920 states, 3916 states have (on average 2.663432073544433) internal successors, (10430), 3919 states have internal predecessors, (10430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:31,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 3920 states and 10430 transitions. [2022-02-18 15:25:31,188 INFO L78 Accepts]: Start accepts. Automaton has 3920 states and 10430 transitions. Word has length 124 [2022-02-18 15:25:31,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:31,188 INFO L470 AbstractCegarLoop]: Abstraction has 3920 states and 10430 transitions. [2022-02-18 15:25:31,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:31,188 INFO L276 IsEmpty]: Start isEmpty. Operand 3920 states and 10430 transitions. [2022-02-18 15:25:31,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:31,194 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:31,194 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:31,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-18 15:25:31,194 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:31,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:31,194 INFO L85 PathProgramCache]: Analyzing trace with hash -1489714985, now seen corresponding path program 3 times [2022-02-18 15:25:31,195 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:31,195 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196655120] [2022-02-18 15:25:31,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:31,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:31,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:31,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:31,686 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:31,686 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196655120] [2022-02-18 15:25:31,686 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196655120] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:31,687 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:31,687 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:31,687 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971799060] [2022-02-18 15:25:31,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:31,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:31,687 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:31,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:31,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:31,688 INFO L87 Difference]: Start difference. First operand 3920 states and 10430 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:32,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:32,810 INFO L93 Difference]: Finished difference Result 4400 states and 11329 transitions. [2022-02-18 15:25:32,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:25:32,810 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:32,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:32,817 INFO L225 Difference]: With dead ends: 4400 [2022-02-18 15:25:32,817 INFO L226 Difference]: Without dead ends: 4400 [2022-02-18 15:25:32,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=201, Invalid=399, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:25:32,818 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 897 mSDsluCounter, 1175 mSDsCounter, 0 mSdLazyCounter, 1148 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 1428 SdHoareTripleChecker+Invalid, 1273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:32,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [897 Valid, 1428 Invalid, 1273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1148 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:25:32,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4400 states. [2022-02-18 15:25:32,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4400 to 3920. [2022-02-18 15:25:32,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3920 states, 3916 states have (on average 2.663432073544433) internal successors, (10430), 3919 states have internal predecessors, (10430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:32,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 3920 states and 10430 transitions. [2022-02-18 15:25:32,878 INFO L78 Accepts]: Start accepts. Automaton has 3920 states and 10430 transitions. Word has length 124 [2022-02-18 15:25:32,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:32,878 INFO L470 AbstractCegarLoop]: Abstraction has 3920 states and 10430 transitions. [2022-02-18 15:25:32,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:32,878 INFO L276 IsEmpty]: Start isEmpty. Operand 3920 states and 10430 transitions. [2022-02-18 15:25:32,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:32,883 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:32,883 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:32,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-18 15:25:32,884 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:32,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:32,884 INFO L85 PathProgramCache]: Analyzing trace with hash -655576023, now seen corresponding path program 4 times [2022-02-18 15:25:32,884 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:32,884 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610671775] [2022-02-18 15:25:32,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:32,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:33,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:33,269 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:33,269 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610671775] [2022-02-18 15:25:33,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610671775] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:33,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:33,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:33,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666646479] [2022-02-18 15:25:33,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:33,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:33,272 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:33,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:33,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:33,272 INFO L87 Difference]: Start difference. First operand 3920 states and 10430 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:34,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:34,418 INFO L93 Difference]: Finished difference Result 4592 states and 11865 transitions. [2022-02-18 15:25:34,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 15:25:34,419 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:34,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:34,426 INFO L225 Difference]: With dead ends: 4592 [2022-02-18 15:25:34,426 INFO L226 Difference]: Without dead ends: 4592 [2022-02-18 15:25:34,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=248, Invalid=454, Unknown=0, NotChecked=0, Total=702 [2022-02-18 15:25:34,427 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 1096 mSDsluCounter, 1081 mSDsCounter, 0 mSdLazyCounter, 1129 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 1346 SdHoareTripleChecker+Invalid, 1264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:34,427 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1096 Valid, 1346 Invalid, 1264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1129 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:25:34,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4592 states. [2022-02-18 15:25:34,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4592 to 3944. [2022-02-18 15:25:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3944 states, 3940 states have (on average 2.66497461928934) internal successors, (10500), 3943 states have internal predecessors, (10500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:34,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 3944 states and 10500 transitions. [2022-02-18 15:25:34,485 INFO L78 Accepts]: Start accepts. Automaton has 3944 states and 10500 transitions. Word has length 124 [2022-02-18 15:25:34,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:34,485 INFO L470 AbstractCegarLoop]: Abstraction has 3944 states and 10500 transitions. [2022-02-18 15:25:34,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:34,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3944 states and 10500 transitions. [2022-02-18 15:25:34,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:34,490 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:34,490 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:34,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-18 15:25:34,491 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:34,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:34,491 INFO L85 PathProgramCache]: Analyzing trace with hash -661716813, now seen corresponding path program 5 times [2022-02-18 15:25:34,491 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:34,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917998399] [2022-02-18 15:25:34,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:34,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:34,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:34,954 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:34,954 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917998399] [2022-02-18 15:25:34,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917998399] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:34,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:34,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:34,955 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708815627] [2022-02-18 15:25:34,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:34,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:34,955 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:34,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:34,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:34,956 INFO L87 Difference]: Start difference. First operand 3944 states and 10500 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:36,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:36,099 INFO L93 Difference]: Finished difference Result 4592 states and 11865 transitions. [2022-02-18 15:25:36,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 15:25:36,099 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:36,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:36,105 INFO L225 Difference]: With dead ends: 4592 [2022-02-18 15:25:36,105 INFO L226 Difference]: Without dead ends: 4592 [2022-02-18 15:25:36,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=238, Invalid=464, Unknown=0, NotChecked=0, Total=702 [2022-02-18 15:25:36,106 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 913 mSDsluCounter, 1206 mSDsCounter, 0 mSdLazyCounter, 1201 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 913 SdHoareTripleChecker+Valid, 1472 SdHoareTripleChecker+Invalid, 1332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:36,106 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [913 Valid, 1472 Invalid, 1332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1201 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:25:36,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4592 states. [2022-02-18 15:25:36,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4592 to 3968. [2022-02-18 15:25:36,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3968 states, 3964 states have (on average 2.6664984863773964) internal successors, (10570), 3967 states have internal predecessors, (10570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:36,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3968 states and 10570 transitions. [2022-02-18 15:25:36,153 INFO L78 Accepts]: Start accepts. Automaton has 3968 states and 10570 transitions. Word has length 124 [2022-02-18 15:25:36,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:36,153 INFO L470 AbstractCegarLoop]: Abstraction has 3968 states and 10570 transitions. [2022-02-18 15:25:36,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:36,154 INFO L276 IsEmpty]: Start isEmpty. Operand 3968 states and 10570 transitions. [2022-02-18 15:25:36,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:36,158 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:36,158 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:36,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-18 15:25:36,158 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:36,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:36,158 INFO L85 PathProgramCache]: Analyzing trace with hash -661772613, now seen corresponding path program 6 times [2022-02-18 15:25:36,159 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:36,159 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836401672] [2022-02-18 15:25:36,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:36,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:36,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:36,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:36,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836401672] [2022-02-18 15:25:36,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836401672] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:36,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:36,733 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:36,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814060455] [2022-02-18 15:25:36,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:36,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:36,734 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:36,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:36,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:36,734 INFO L87 Difference]: Start difference. First operand 3968 states and 10570 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:38,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:38,044 INFO L93 Difference]: Finished difference Result 4592 states and 11889 transitions. [2022-02-18 15:25:38,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:25:38,044 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:38,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:38,049 INFO L225 Difference]: With dead ends: 4592 [2022-02-18 15:25:38,049 INFO L226 Difference]: Without dead ends: 4592 [2022-02-18 15:25:38,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=404, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:25:38,050 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 892 mSDsluCounter, 1460 mSDsCounter, 0 mSdLazyCounter, 1432 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 892 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 1563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:38,050 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [892 Valid, 1700 Invalid, 1563 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1432 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:25:38,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4592 states. [2022-02-18 15:25:38,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4592 to 3968. [2022-02-18 15:25:38,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3968 states, 3964 states have (on average 2.6664984863773964) internal successors, (10570), 3967 states have internal predecessors, (10570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:38,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3968 states and 10570 transitions. [2022-02-18 15:25:38,093 INFO L78 Accepts]: Start accepts. Automaton has 3968 states and 10570 transitions. Word has length 124 [2022-02-18 15:25:38,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:38,093 INFO L470 AbstractCegarLoop]: Abstraction has 3968 states and 10570 transitions. [2022-02-18 15:25:38,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:38,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3968 states and 10570 transitions. [2022-02-18 15:25:38,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:38,097 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:38,098 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:38,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-18 15:25:38,098 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:38,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:38,098 INFO L85 PathProgramCache]: Analyzing trace with hash -850349643, now seen corresponding path program 7 times [2022-02-18 15:25:38,098 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:38,098 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713372036] [2022-02-18 15:25:38,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:38,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:38,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:38,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:38,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713372036] [2022-02-18 15:25:38,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713372036] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:38,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:38,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:38,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051726681] [2022-02-18 15:25:38,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:38,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:38,521 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:38,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:38,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:38,522 INFO L87 Difference]: Start difference. First operand 3968 states and 10570 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:39,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:39,616 INFO L93 Difference]: Finished difference Result 4556 states and 11772 transitions. [2022-02-18 15:25:39,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:25:39,616 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:39,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:39,622 INFO L225 Difference]: With dead ends: 4556 [2022-02-18 15:25:39,622 INFO L226 Difference]: Without dead ends: 4556 [2022-02-18 15:25:39,623 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=197, Invalid=403, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:25:39,623 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 940 mSDsluCounter, 1163 mSDsCounter, 0 mSdLazyCounter, 1178 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 940 SdHoareTripleChecker+Valid, 1408 SdHoareTripleChecker+Invalid, 1311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:39,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [940 Valid, 1408 Invalid, 1311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1178 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:25:39,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4556 states. [2022-02-18 15:25:39,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4556 to 3944. [2022-02-18 15:25:39,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3944 states, 3940 states have (on average 2.66497461928934) internal successors, (10500), 3943 states have internal predecessors, (10500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:39,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 3944 states and 10500 transitions. [2022-02-18 15:25:39,664 INFO L78 Accepts]: Start accepts. Automaton has 3944 states and 10500 transitions. Word has length 124 [2022-02-18 15:25:39,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:39,664 INFO L470 AbstractCegarLoop]: Abstraction has 3944 states and 10500 transitions. [2022-02-18 15:25:39,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:39,664 INFO L276 IsEmpty]: Start isEmpty. Operand 3944 states and 10500 transitions. [2022-02-18 15:25:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:39,668 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:39,668 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:39,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-18 15:25:39,668 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:39,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:39,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1115818225, now seen corresponding path program 8 times [2022-02-18 15:25:39,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:39,669 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984676397] [2022-02-18 15:25:39,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:39,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:39,960 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:39,960 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984676397] [2022-02-18 15:25:39,960 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984676397] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:39,960 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:39,960 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:39,960 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124614551] [2022-02-18 15:25:39,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:39,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:39,960 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:39,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:39,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:39,961 INFO L87 Difference]: Start difference. First operand 3944 states and 10500 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:41,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:41,034 INFO L93 Difference]: Finished difference Result 4712 states and 12215 transitions. [2022-02-18 15:25:41,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:25:41,034 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:41,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:41,040 INFO L225 Difference]: With dead ends: 4712 [2022-02-18 15:25:41,040 INFO L226 Difference]: Without dead ends: 4712 [2022-02-18 15:25:41,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=289, Invalid=523, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:25:41,041 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 903 mSDsluCounter, 1202 mSDsCounter, 0 mSdLazyCounter, 1229 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 903 SdHoareTripleChecker+Valid, 1480 SdHoareTripleChecker+Invalid, 1370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:41,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [903 Valid, 1480 Invalid, 1370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1229 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:25:41,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4712 states. [2022-02-18 15:25:41,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4712 to 3968. [2022-02-18 15:25:41,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3968 states, 3964 states have (on average 2.6664984863773964) internal successors, (10570), 3967 states have internal predecessors, (10570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:41,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3968 states and 10570 transitions. [2022-02-18 15:25:41,087 INFO L78 Accepts]: Start accepts. Automaton has 3968 states and 10570 transitions. Word has length 124 [2022-02-18 15:25:41,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:41,088 INFO L470 AbstractCegarLoop]: Abstraction has 3968 states and 10570 transitions. [2022-02-18 15:25:41,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 3968 states and 10570 transitions. [2022-02-18 15:25:41,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:41,091 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:41,091 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:41,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-18 15:25:41,092 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:41,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:41,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1193572735, now seen corresponding path program 9 times [2022-02-18 15:25:41,092 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:41,092 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112984905] [2022-02-18 15:25:41,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:41,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:41,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:41,442 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:41,442 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112984905] [2022-02-18 15:25:41,442 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112984905] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:41,442 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:41,442 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:41,443 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362719996] [2022-02-18 15:25:41,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:41,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:41,443 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:41,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:41,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:41,443 INFO L87 Difference]: Start difference. First operand 3968 states and 10570 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:42,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:42,572 INFO L93 Difference]: Finished difference Result 4736 states and 12285 transitions. [2022-02-18 15:25:42,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:25:42,573 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:42,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:42,579 INFO L225 Difference]: With dead ends: 4736 [2022-02-18 15:25:42,579 INFO L226 Difference]: Without dead ends: 4736 [2022-02-18 15:25:42,580 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=276, Invalid=536, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:25:42,581 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1058 mSDsluCounter, 1136 mSDsCounter, 0 mSdLazyCounter, 1195 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1058 SdHoareTripleChecker+Valid, 1415 SdHoareTripleChecker+Invalid, 1315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:42,581 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1058 Valid, 1415 Invalid, 1315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1195 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:25:42,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4736 states. [2022-02-18 15:25:42,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4736 to 3992. [2022-02-18 15:25:42,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3992 states, 3988 states have (on average 2.6680040120361084) internal successors, (10640), 3991 states have internal predecessors, (10640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:42,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 10640 transitions. [2022-02-18 15:25:42,624 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 10640 transitions. Word has length 124 [2022-02-18 15:25:42,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:42,625 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 10640 transitions. [2022-02-18 15:25:42,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:42,625 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 10640 transitions. [2022-02-18 15:25:42,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:42,632 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:42,632 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:42,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-18 15:25:42,632 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:42,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:42,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1199713525, now seen corresponding path program 10 times [2022-02-18 15:25:42,632 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:42,632 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918132436] [2022-02-18 15:25:42,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:42,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:43,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:43,116 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:43,116 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918132436] [2022-02-18 15:25:43,116 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918132436] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:43,116 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:43,116 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:43,116 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190364236] [2022-02-18 15:25:43,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:43,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:43,117 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:43,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:43,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:43,117 INFO L87 Difference]: Start difference. First operand 3992 states and 10640 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:44,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:44,274 INFO L93 Difference]: Finished difference Result 4820 states and 12530 transitions. [2022-02-18 15:25:44,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:25:44,275 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:44,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:44,281 INFO L225 Difference]: With dead ends: 4820 [2022-02-18 15:25:44,282 INFO L226 Difference]: Without dead ends: 4820 [2022-02-18 15:25:44,282 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=406, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:25:44,282 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 1021 mSDsluCounter, 1366 mSDsCounter, 0 mSdLazyCounter, 1410 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1021 SdHoareTripleChecker+Valid, 1599 SdHoareTripleChecker+Invalid, 1543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:44,282 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1021 Valid, 1599 Invalid, 1543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1410 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:25:44,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4820 states. [2022-02-18 15:25:44,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4820 to 4016. [2022-02-18 15:25:44,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 4012 states have (on average 2.669491525423729) internal successors, (10710), 4015 states have internal predecessors, (10710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:44,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 10710 transitions. [2022-02-18 15:25:44,328 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 10710 transitions. Word has length 124 [2022-02-18 15:25:44,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:44,329 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 10710 transitions. [2022-02-18 15:25:44,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:44,329 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 10710 transitions. [2022-02-18 15:25:44,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:44,332 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:44,333 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:44,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-18 15:25:44,333 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:44,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:44,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1199769325, now seen corresponding path program 11 times [2022-02-18 15:25:44,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:44,333 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213419771] [2022-02-18 15:25:44,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:44,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:44,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:44,899 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:44,899 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213419771] [2022-02-18 15:25:44,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213419771] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:44,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:44,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:44,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264258782] [2022-02-18 15:25:44,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:44,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:44,901 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:44,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:44,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:44,901 INFO L87 Difference]: Start difference. First operand 4016 states and 10710 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:45,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:45,988 INFO L93 Difference]: Finished difference Result 4724 states and 12274 transitions. [2022-02-18 15:25:45,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:25:45,989 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:45,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:45,994 INFO L225 Difference]: With dead ends: 4724 [2022-02-18 15:25:45,994 INFO L226 Difference]: Without dead ends: 4724 [2022-02-18 15:25:45,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=193, Invalid=407, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:25:45,998 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 882 mSDsluCounter, 1081 mSDsCounter, 0 mSdLazyCounter, 1156 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 882 SdHoareTripleChecker+Valid, 1319 SdHoareTripleChecker+Invalid, 1264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:45,998 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [882 Valid, 1319 Invalid, 1264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1156 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:25:46,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4724 states. [2022-02-18 15:25:46,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4724 to 3992. [2022-02-18 15:25:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3992 states, 3988 states have (on average 2.6680040120361084) internal successors, (10640), 3991 states have internal predecessors, (10640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:46,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 10640 transitions. [2022-02-18 15:25:46,042 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 10640 transitions. Word has length 124 [2022-02-18 15:25:46,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:46,042 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 10640 transitions. [2022-02-18 15:25:46,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:46,043 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 10640 transitions. [2022-02-18 15:25:46,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:46,046 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:46,046 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:46,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-18 15:25:46,046 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:46,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:46,046 INFO L85 PathProgramCache]: Analyzing trace with hash 740275221, now seen corresponding path program 12 times [2022-02-18 15:25:46,046 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:46,047 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336005198] [2022-02-18 15:25:46,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:46,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:46,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:46,457 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:46,457 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336005198] [2022-02-18 15:25:46,457 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336005198] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:46,457 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:46,457 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:46,457 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245750964] [2022-02-18 15:25:46,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:46,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:46,457 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:46,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:46,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:46,458 INFO L87 Difference]: Start difference. First operand 3992 states and 10640 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:47,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:47,717 INFO L93 Difference]: Finished difference Result 4760 states and 12343 transitions. [2022-02-18 15:25:47,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-18 15:25:47,717 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:47,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:47,723 INFO L225 Difference]: With dead ends: 4760 [2022-02-18 15:25:47,723 INFO L226 Difference]: Without dead ends: 4760 [2022-02-18 15:25:47,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=435, Unknown=0, NotChecked=0, Total=650 [2022-02-18 15:25:47,724 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 958 mSDsluCounter, 1497 mSDsCounter, 0 mSdLazyCounter, 1547 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 958 SdHoareTripleChecker+Valid, 1733 SdHoareTripleChecker+Invalid, 1650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:47,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [958 Valid, 1733 Invalid, 1650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1547 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:25:47,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4760 states. [2022-02-18 15:25:47,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4760 to 4016. [2022-02-18 15:25:47,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 4012 states have (on average 2.669491525423729) internal successors, (10710), 4015 states have internal predecessors, (10710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:47,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 10710 transitions. [2022-02-18 15:25:47,768 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 10710 transitions. Word has length 124 [2022-02-18 15:25:47,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:47,769 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 10710 transitions. [2022-02-18 15:25:47,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:47,769 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 10710 transitions. [2022-02-18 15:25:47,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:47,772 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:47,772 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:47,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-18 15:25:47,772 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:47,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:47,773 INFO L85 PathProgramCache]: Analyzing trace with hash 740219421, now seen corresponding path program 13 times [2022-02-18 15:25:47,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:47,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885882553] [2022-02-18 15:25:47,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:47,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:47,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:48,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:48,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:48,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885882553] [2022-02-18 15:25:48,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885882553] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:48,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:48,243 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:48,243 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766128160] [2022-02-18 15:25:48,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:48,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:48,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:48,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:48,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:48,244 INFO L87 Difference]: Start difference. First operand 4016 states and 10710 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:49,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:49,320 INFO L93 Difference]: Finished difference Result 4784 states and 12437 transitions. [2022-02-18 15:25:49,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:25:49,321 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:49,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:49,327 INFO L225 Difference]: With dead ends: 4784 [2022-02-18 15:25:49,327 INFO L226 Difference]: Without dead ends: 4784 [2022-02-18 15:25:49,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=193, Invalid=407, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:25:49,328 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 832 mSDsluCounter, 1220 mSDsCounter, 0 mSdLazyCounter, 1273 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 832 SdHoareTripleChecker+Valid, 1456 SdHoareTripleChecker+Invalid, 1378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:49,328 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [832 Valid, 1456 Invalid, 1378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1273 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:25:49,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4784 states. [2022-02-18 15:25:49,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4784 to 4004. [2022-02-18 15:25:49,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4004 states, 4000 states have (on average 2.66875) internal successors, (10675), 4003 states have internal predecessors, (10675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:49,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 4004 states and 10675 transitions. [2022-02-18 15:25:49,370 INFO L78 Accepts]: Start accepts. Automaton has 4004 states and 10675 transitions. Word has length 124 [2022-02-18 15:25:49,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:49,370 INFO L470 AbstractCegarLoop]: Abstraction has 4004 states and 10675 transitions. [2022-02-18 15:25:49,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:49,370 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 10675 transitions. [2022-02-18 15:25:49,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:49,373 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:49,373 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:49,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-02-18 15:25:49,373 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:49,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:49,374 INFO L85 PathProgramCache]: Analyzing trace with hash 551642391, now seen corresponding path program 14 times [2022-02-18 15:25:49,374 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:49,374 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826240209] [2022-02-18 15:25:49,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:49,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:49,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:49,761 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:49,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826240209] [2022-02-18 15:25:49,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826240209] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:49,761 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:49,761 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:49,761 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161762679] [2022-02-18 15:25:49,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:49,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:49,762 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:49,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:49,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:49,762 INFO L87 Difference]: Start difference. First operand 4004 states and 10675 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:50,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:50,771 INFO L93 Difference]: Finished difference Result 4628 states and 11982 transitions. [2022-02-18 15:25:50,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:25:50,772 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:50,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:50,778 INFO L225 Difference]: With dead ends: 4628 [2022-02-18 15:25:50,778 INFO L226 Difference]: Without dead ends: 4628 [2022-02-18 15:25:50,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=405, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:25:50,779 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 825 mSDsluCounter, 1225 mSDsCounter, 0 mSdLazyCounter, 1251 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 825 SdHoareTripleChecker+Valid, 1461 SdHoareTripleChecker+Invalid, 1354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:50,780 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [825 Valid, 1461 Invalid, 1354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1251 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:25:50,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4628 states. [2022-02-18 15:25:50,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4628 to 3968. [2022-02-18 15:25:50,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3968 states, 3964 states have (on average 2.6664984863773964) internal successors, (10570), 3967 states have internal predecessors, (10570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:50,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3968 states and 10570 transitions. [2022-02-18 15:25:50,822 INFO L78 Accepts]: Start accepts. Automaton has 3968 states and 10570 transitions. Word has length 124 [2022-02-18 15:25:50,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:50,823 INFO L470 AbstractCegarLoop]: Abstraction has 3968 states and 10570 transitions. [2022-02-18 15:25:50,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:50,823 INFO L276 IsEmpty]: Start isEmpty. Operand 3968 states and 10570 transitions. [2022-02-18 15:25:50,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:50,826 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:50,826 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:50,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-18 15:25:50,826 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:50,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:50,827 INFO L85 PathProgramCache]: Analyzing trace with hash 2103569289, now seen corresponding path program 15 times [2022-02-18 15:25:50,827 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:50,827 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554223464] [2022-02-18 15:25:50,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:50,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:51,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:51,152 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:51,152 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554223464] [2022-02-18 15:25:51,152 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554223464] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:51,152 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:51,152 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:51,152 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285317681] [2022-02-18 15:25:51,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:51,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:51,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:51,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:51,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:51,153 INFO L87 Difference]: Start difference. First operand 3968 states and 10570 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:51,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:51,989 INFO L93 Difference]: Finished difference Result 4508 states and 11675 transitions. [2022-02-18 15:25:51,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:25:51,989 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:51,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:51,995 INFO L225 Difference]: With dead ends: 4508 [2022-02-18 15:25:51,995 INFO L226 Difference]: Without dead ends: 4508 [2022-02-18 15:25:51,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=315, Invalid=615, Unknown=0, NotChecked=0, Total=930 [2022-02-18 15:25:51,996 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1211 mSDsluCounter, 836 mSDsCounter, 0 mSdLazyCounter, 746 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1211 SdHoareTripleChecker+Valid, 1168 SdHoareTripleChecker+Invalid, 919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:51,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1211 Valid, 1168 Invalid, 919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 746 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:25:52,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4508 states. [2022-02-18 15:25:52,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4508 to 3954. [2022-02-18 15:25:52,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3954 states, 3950 states have (on average 2.6653164556962023) internal successors, (10528), 3953 states have internal predecessors, (10528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:52,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 3954 states and 10528 transitions. [2022-02-18 15:25:52,037 INFO L78 Accepts]: Start accepts. Automaton has 3954 states and 10528 transitions. Word has length 124 [2022-02-18 15:25:52,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:52,037 INFO L470 AbstractCegarLoop]: Abstraction has 3954 states and 10528 transitions. [2022-02-18 15:25:52,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:52,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3954 states and 10528 transitions. [2022-02-18 15:25:52,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:52,040 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:52,040 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:52,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-02-18 15:25:52,041 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:52,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:52,041 INFO L85 PathProgramCache]: Analyzing trace with hash 2025814779, now seen corresponding path program 16 times [2022-02-18 15:25:52,041 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:52,041 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377590494] [2022-02-18 15:25:52,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:52,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:52,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:52,384 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:52,384 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377590494] [2022-02-18 15:25:52,384 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377590494] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:52,384 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:52,384 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:52,384 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100116596] [2022-02-18 15:25:52,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:52,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:52,385 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:52,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:52,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:52,386 INFO L87 Difference]: Start difference. First operand 3954 states and 10528 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:53,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:53,163 INFO L93 Difference]: Finished difference Result 4588 states and 11913 transitions. [2022-02-18 15:25:53,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:25:53,163 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:53,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:53,169 INFO L225 Difference]: With dead ends: 4588 [2022-02-18 15:25:53,169 INFO L226 Difference]: Without dead ends: 4588 [2022-02-18 15:25:53,170 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=406, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:25:53,170 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1448 mSDsluCounter, 842 mSDsCounter, 0 mSdLazyCounter, 790 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1448 SdHoareTripleChecker+Valid, 1115 SdHoareTripleChecker+Invalid, 963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:53,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1448 Valid, 1115 Invalid, 963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 790 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:25:53,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4588 states. [2022-02-18 15:25:53,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4588 to 3978. [2022-02-18 15:25:53,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3978 states, 3974 states have (on average 2.6668344237544037) internal successors, (10598), 3977 states have internal predecessors, (10598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:53,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3978 states and 10598 transitions. [2022-02-18 15:25:53,212 INFO L78 Accepts]: Start accepts. Automaton has 3978 states and 10598 transitions. Word has length 124 [2022-02-18 15:25:53,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:53,212 INFO L470 AbstractCegarLoop]: Abstraction has 3978 states and 10598 transitions. [2022-02-18 15:25:53,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:53,212 INFO L276 IsEmpty]: Start isEmpty. Operand 3978 states and 10598 transitions. [2022-02-18 15:25:53,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:53,215 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:53,215 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:53,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-18 15:25:53,216 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:53,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:53,216 INFO L85 PathProgramCache]: Analyzing trace with hash 2019673989, now seen corresponding path program 17 times [2022-02-18 15:25:53,216 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:53,216 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956400978] [2022-02-18 15:25:53,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:53,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:53,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:53,754 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:53,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956400978] [2022-02-18 15:25:53,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956400978] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:53,754 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:53,754 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:53,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982623083] [2022-02-18 15:25:53,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:53,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:53,754 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:53,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:53,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:53,755 INFO L87 Difference]: Start difference. First operand 3978 states and 10598 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:54,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:54,549 INFO L93 Difference]: Finished difference Result 4540 states and 11773 transitions. [2022-02-18 15:25:54,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:25:54,550 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:54,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:54,556 INFO L225 Difference]: With dead ends: 4540 [2022-02-18 15:25:54,556 INFO L226 Difference]: Without dead ends: 4540 [2022-02-18 15:25:54,557 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:25:54,557 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1119 mSDsluCounter, 909 mSDsCounter, 0 mSdLazyCounter, 804 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 1182 SdHoareTripleChecker+Invalid, 912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:54,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 1182 Invalid, 912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 804 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:25:54,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4540 states. [2022-02-18 15:25:54,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4540 to 3990. [2022-02-18 15:25:54,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3990 states, 3986 states have (on average 2.6675865529352736) internal successors, (10633), 3989 states have internal predecessors, (10633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:54,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3990 states and 10633 transitions. [2022-02-18 15:25:54,601 INFO L78 Accepts]: Start accepts. Automaton has 3990 states and 10633 transitions. Word has length 124 [2022-02-18 15:25:54,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:54,602 INFO L470 AbstractCegarLoop]: Abstraction has 3990 states and 10633 transitions. [2022-02-18 15:25:54,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:54,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 10633 transitions. [2022-02-18 15:25:54,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:54,605 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:54,605 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:54,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-18 15:25:54,606 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:54,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:54,606 INFO L85 PathProgramCache]: Analyzing trace with hash 2019618189, now seen corresponding path program 18 times [2022-02-18 15:25:54,606 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:54,606 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853219008] [2022-02-18 15:25:54,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:54,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:55,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:55,140 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:55,140 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853219008] [2022-02-18 15:25:55,140 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853219008] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:55,140 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:55,140 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:55,140 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620747376] [2022-02-18 15:25:55,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:55,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:55,141 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:55,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:55,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:55,141 INFO L87 Difference]: Start difference. First operand 3990 states and 10633 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:55,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:55,958 INFO L93 Difference]: Finished difference Result 4444 states and 11517 transitions. [2022-02-18 15:25:55,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:25:55,959 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:55,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:55,964 INFO L225 Difference]: With dead ends: 4444 [2022-02-18 15:25:55,965 INFO L226 Difference]: Without dead ends: 4444 [2022-02-18 15:25:55,965 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:25:55,965 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 999 mSDsluCounter, 834 mSDsCounter, 0 mSdLazyCounter, 792 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 999 SdHoareTripleChecker+Valid, 1106 SdHoareTripleChecker+Invalid, 843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:55,966 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [999 Valid, 1106 Invalid, 843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 792 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:25:55,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4444 states. [2022-02-18 15:25:56,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4444 to 3954. [2022-02-18 15:25:56,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3954 states, 3950 states have (on average 2.6653164556962023) internal successors, (10528), 3953 states have internal predecessors, (10528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:56,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 3954 states and 10528 transitions. [2022-02-18 15:25:56,008 INFO L78 Accepts]: Start accepts. Automaton has 3954 states and 10528 transitions. Word has length 124 [2022-02-18 15:25:56,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:56,008 INFO L470 AbstractCegarLoop]: Abstraction has 3954 states and 10528 transitions. [2022-02-18 15:25:56,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:56,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3954 states and 10528 transitions. [2022-02-18 15:25:56,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:56,012 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:56,012 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:56,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-18 15:25:56,012 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:56,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:56,012 INFO L85 PathProgramCache]: Analyzing trace with hash 324715807, now seen corresponding path program 19 times [2022-02-18 15:25:56,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:56,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741506] [2022-02-18 15:25:56,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:56,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:56,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:56,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:56,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741506] [2022-02-18 15:25:56,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741506] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:56,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:56,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:56,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876784325] [2022-02-18 15:25:56,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:56,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:56,459 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:56,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:56,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:56,460 INFO L87 Difference]: Start difference. First operand 3954 states and 10528 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:57,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:57,340 INFO L93 Difference]: Finished difference Result 4678 states and 12122 transitions. [2022-02-18 15:25:57,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 15:25:57,340 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:57,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:57,346 INFO L225 Difference]: With dead ends: 4678 [2022-02-18 15:25:57,346 INFO L226 Difference]: Without dead ends: 4678 [2022-02-18 15:25:57,347 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=234, Invalid=468, Unknown=0, NotChecked=0, Total=702 [2022-02-18 15:25:57,347 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1207 mSDsluCounter, 819 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1207 SdHoareTripleChecker+Valid, 1093 SdHoareTripleChecker+Invalid, 1025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:57,347 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1207 Valid, 1093 Invalid, 1025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:25:57,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2022-02-18 15:25:57,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 3940. [2022-02-18 15:25:57,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3940 states, 3936 states have (on average 2.6641260162601625) internal successors, (10486), 3939 states have internal predecessors, (10486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:57,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3940 states to 3940 states and 10486 transitions. [2022-02-18 15:25:57,391 INFO L78 Accepts]: Start accepts. Automaton has 3940 states and 10486 transitions. Word has length 124 [2022-02-18 15:25:57,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:57,391 INFO L470 AbstractCegarLoop]: Abstraction has 3940 states and 10486 transitions. [2022-02-18 15:25:57,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:57,391 INFO L276 IsEmpty]: Start isEmpty. Operand 3940 states and 10486 transitions. [2022-02-18 15:25:57,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:57,395 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:57,395 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:57,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-02-18 15:25:57,395 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:57,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:57,395 INFO L85 PathProgramCache]: Analyzing trace with hash 318575017, now seen corresponding path program 20 times [2022-02-18 15:25:57,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:57,396 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198210406] [2022-02-18 15:25:57,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:57,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:57,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:57,869 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:57,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198210406] [2022-02-18 15:25:57,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198210406] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:57,870 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:57,870 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:57,870 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953492780] [2022-02-18 15:25:57,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:57,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:57,870 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:57,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:57,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:57,871 INFO L87 Difference]: Start difference. First operand 3940 states and 10486 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:58,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:25:58,794 INFO L93 Difference]: Finished difference Result 4810 states and 12507 transitions. [2022-02-18 15:25:58,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:25:58,794 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:25:58,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:25:58,801 INFO L225 Difference]: With dead ends: 4810 [2022-02-18 15:25:58,801 INFO L226 Difference]: Without dead ends: 4810 [2022-02-18 15:25:58,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:25:58,801 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 1020 mSDsluCounter, 1042 mSDsCounter, 0 mSdLazyCounter, 1046 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1020 SdHoareTripleChecker+Valid, 1292 SdHoareTripleChecker+Invalid, 1168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1046 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:25:58,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1020 Valid, 1292 Invalid, 1168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1046 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:25:58,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2022-02-18 15:25:58,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 3964. [2022-02-18 15:25:58,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3964 states, 3960 states have (on average 2.665656565656566) internal successors, (10556), 3963 states have internal predecessors, (10556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:58,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 3964 states and 10556 transitions. [2022-02-18 15:25:58,844 INFO L78 Accepts]: Start accepts. Automaton has 3964 states and 10556 transitions. Word has length 124 [2022-02-18 15:25:58,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:25:58,844 INFO L470 AbstractCegarLoop]: Abstraction has 3964 states and 10556 transitions. [2022-02-18 15:25:58,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:25:58,844 INFO L276 IsEmpty]: Start isEmpty. Operand 3964 states and 10556 transitions. [2022-02-18 15:25:58,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:25:58,847 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:25:58,847 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:25:58,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-18 15:25:58,848 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:25:58,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:25:58,848 INFO L85 PathProgramCache]: Analyzing trace with hash 318519217, now seen corresponding path program 21 times [2022-02-18 15:25:58,848 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:25:58,848 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684479751] [2022-02-18 15:25:58,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:25:58,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:25:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:25:59,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:25:59,418 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:25:59,418 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684479751] [2022-02-18 15:25:59,418 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684479751] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:25:59,418 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:25:59,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:25:59,418 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172823056] [2022-02-18 15:25:59,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:25:59,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:25:59,419 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:25:59,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:25:59,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:25:59,419 INFO L87 Difference]: Start difference. First operand 3964 states and 10556 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:00,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:00,272 INFO L93 Difference]: Finished difference Result 4714 states and 12251 transitions. [2022-02-18 15:26:00,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:00,272 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:00,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:00,278 INFO L225 Difference]: With dead ends: 4714 [2022-02-18 15:26:00,279 INFO L226 Difference]: Without dead ends: 4714 [2022-02-18 15:26:00,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=409, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:00,279 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 988 mSDsluCounter, 909 mSDsCounter, 0 mSdLazyCounter, 920 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 988 SdHoareTripleChecker+Valid, 1164 SdHoareTripleChecker+Invalid, 1012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:00,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [988 Valid, 1164 Invalid, 1012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 920 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:26:00,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4714 states. [2022-02-18 15:26:00,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4714 to 3928. [2022-02-18 15:26:00,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3928 states, 3924 states have (on average 2.6633537206931703) internal successors, (10451), 3927 states have internal predecessors, (10451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:00,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 10451 transitions. [2022-02-18 15:26:00,323 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 10451 transitions. Word has length 124 [2022-02-18 15:26:00,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:00,323 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 10451 transitions. [2022-02-18 15:26:00,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:00,324 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 10451 transitions. [2022-02-18 15:26:00,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:00,326 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:00,326 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:00,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-18 15:26:00,326 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:00,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:00,327 INFO L85 PathProgramCache]: Analyzing trace with hash -2036403533, now seen corresponding path program 22 times [2022-02-18 15:26:00,327 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:00,327 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479917329] [2022-02-18 15:26:00,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:00,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:00,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:00,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:00,724 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479917329] [2022-02-18 15:26:00,724 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479917329] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:00,724 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:00,724 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:00,724 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585488837] [2022-02-18 15:26:00,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:00,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:00,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:00,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:00,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:00,725 INFO L87 Difference]: Start difference. First operand 3928 states and 10451 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:01,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:01,943 INFO L93 Difference]: Finished difference Result 4594 states and 11877 transitions. [2022-02-18 15:26:01,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-18 15:26:01,943 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:01,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:01,949 INFO L225 Difference]: With dead ends: 4594 [2022-02-18 15:26:01,949 INFO L226 Difference]: Without dead ends: 4594 [2022-02-18 15:26:01,950 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=214, Invalid=436, Unknown=0, NotChecked=0, Total=650 [2022-02-18 15:26:01,950 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1135 mSDsluCounter, 1562 mSDsCounter, 0 mSdLazyCounter, 1500 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1135 SdHoareTripleChecker+Valid, 1813 SdHoareTripleChecker+Invalid, 1582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 1500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:01,950 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1135 Valid, 1813 Invalid, 1582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 1500 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:26:01,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4594 states. [2022-02-18 15:26:01,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4594 to 3914. [2022-02-18 15:26:01,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3914 states, 3910 states have (on average 2.662148337595908) internal successors, (10409), 3913 states have internal predecessors, (10409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 3914 states and 10409 transitions. [2022-02-18 15:26:01,991 INFO L78 Accepts]: Start accepts. Automaton has 3914 states and 10409 transitions. Word has length 124 [2022-02-18 15:26:01,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:01,991 INFO L470 AbstractCegarLoop]: Abstraction has 3914 states and 10409 transitions. [2022-02-18 15:26:01,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3914 states and 10409 transitions. [2022-02-18 15:26:01,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:01,994 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:01,994 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:01,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-02-18 15:26:01,994 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:01,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:01,994 INFO L85 PathProgramCache]: Analyzing trace with hash -2036459333, now seen corresponding path program 23 times [2022-02-18 15:26:01,995 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:01,995 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684363704] [2022-02-18 15:26:01,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:01,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:02,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:02,429 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:02,429 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684363704] [2022-02-18 15:26:02,430 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684363704] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:02,430 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:02,430 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:02,430 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369734429] [2022-02-18 15:26:02,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:02,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:02,430 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:02,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:02,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:02,431 INFO L87 Difference]: Start difference. First operand 3914 states and 10409 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:03,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:03,611 INFO L93 Difference]: Finished difference Result 4618 states and 11971 transitions. [2022-02-18 15:26:03,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:03,612 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:03,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:03,618 INFO L225 Difference]: With dead ends: 4618 [2022-02-18 15:26:03,618 INFO L226 Difference]: Without dead ends: 4618 [2022-02-18 15:26:03,618 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:03,619 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1134 mSDsluCounter, 1348 mSDsCounter, 0 mSdLazyCounter, 1367 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1134 SdHoareTripleChecker+Valid, 1591 SdHoareTripleChecker+Invalid, 1451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:03,619 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1134 Valid, 1591 Invalid, 1451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1367 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:26:03,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4618 states. [2022-02-18 15:26:03,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4618 to 3902. [2022-02-18 15:26:03,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3902 states, 3898 states have (on average 2.6613648024628014) internal successors, (10374), 3901 states have internal predecessors, (10374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:03,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 3902 states and 10374 transitions. [2022-02-18 15:26:03,660 INFO L78 Accepts]: Start accepts. Automaton has 3902 states and 10374 transitions. Word has length 124 [2022-02-18 15:26:03,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:03,661 INFO L470 AbstractCegarLoop]: Abstraction has 3902 states and 10374 transitions. [2022-02-18 15:26:03,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:03,661 INFO L276 IsEmpty]: Start isEmpty. Operand 3902 states and 10374 transitions. [2022-02-18 15:26:03,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:03,664 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:03,664 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:03,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-02-18 15:26:03,664 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:03,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:03,664 INFO L85 PathProgramCache]: Analyzing trace with hash 2069930933, now seen corresponding path program 24 times [2022-02-18 15:26:03,664 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:03,664 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301698916] [2022-02-18 15:26:03,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:03,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:04,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:04,046 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:04,046 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301698916] [2022-02-18 15:26:04,046 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301698916] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:04,046 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:04,046 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:04,046 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164309309] [2022-02-18 15:26:04,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:04,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:04,046 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:04,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:04,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:04,047 INFO L87 Difference]: Start difference. First operand 3902 states and 10374 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:04,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:04,976 INFO L93 Difference]: Finished difference Result 4462 states and 11516 transitions. [2022-02-18 15:26:04,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:04,976 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:04,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:04,982 INFO L225 Difference]: With dead ends: 4462 [2022-02-18 15:26:04,982 INFO L226 Difference]: Without dead ends: 4462 [2022-02-18 15:26:04,982 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=405, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:04,983 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 936 mSDsluCounter, 1142 mSDsCounter, 0 mSdLazyCounter, 1086 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 1397 SdHoareTripleChecker+Invalid, 1167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 1086 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:04,983 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [936 Valid, 1397 Invalid, 1167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 1086 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:26:04,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4462 states. [2022-02-18 15:26:05,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4462 to 3802. [2022-02-18 15:26:05,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3802 states, 3798 states have (on average 2.654028436018957) internal successors, (10080), 3801 states have internal predecessors, (10080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:05,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3802 states to 3802 states and 10080 transitions. [2022-02-18 15:26:05,021 INFO L78 Accepts]: Start accepts. Automaton has 3802 states and 10080 transitions. Word has length 124 [2022-02-18 15:26:05,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:05,022 INFO L470 AbstractCegarLoop]: Abstraction has 3802 states and 10080 transitions. [2022-02-18 15:26:05,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:05,022 INFO L276 IsEmpty]: Start isEmpty. Operand 3802 states and 10080 transitions. [2022-02-18 15:26:05,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:05,024 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:05,025 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:05,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-02-18 15:26:05,025 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:05,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:05,025 INFO L85 PathProgramCache]: Analyzing trace with hash -954467532, now seen corresponding path program 1 times [2022-02-18 15:26:05,025 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:05,025 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339049772] [2022-02-18 15:26:05,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:05,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:05,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:05,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:05,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339049772] [2022-02-18 15:26:05,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339049772] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:05,376 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:05,376 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:05,376 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222188489] [2022-02-18 15:26:05,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:05,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:05,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:05,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:05,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:05,377 INFO L87 Difference]: Start difference. First operand 3802 states and 10080 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:06,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:06,088 INFO L93 Difference]: Finished difference Result 4374 states and 11207 transitions. [2022-02-18 15:26:06,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 15:26:06,088 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:06,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:06,094 INFO L225 Difference]: With dead ends: 4374 [2022-02-18 15:26:06,094 INFO L226 Difference]: Without dead ends: 4374 [2022-02-18 15:26:06,094 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=337, Unknown=0, NotChecked=0, Total=506 [2022-02-18 15:26:06,095 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 969 mSDsluCounter, 733 mSDsCounter, 0 mSdLazyCounter, 773 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 969 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 773 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:06,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [969 Valid, 986 Invalid, 904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 773 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:26:06,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4374 states. [2022-02-18 15:26:06,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4374 to 3880. [2022-02-18 15:26:06,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3880 states, 3876 states have (on average 2.66047471620227) internal successors, (10312), 3879 states have internal predecessors, (10312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:06,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 3880 states and 10312 transitions. [2022-02-18 15:26:06,136 INFO L78 Accepts]: Start accepts. Automaton has 3880 states and 10312 transitions. Word has length 124 [2022-02-18 15:26:06,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:06,137 INFO L470 AbstractCegarLoop]: Abstraction has 3880 states and 10312 transitions. [2022-02-18 15:26:06,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:06,137 INFO L276 IsEmpty]: Start isEmpty. Operand 3880 states and 10312 transitions. [2022-02-18 15:26:06,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:06,139 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:06,140 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:06,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-02-18 15:26:06,140 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:06,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:06,140 INFO L85 PathProgramCache]: Analyzing trace with hash -887944632, now seen corresponding path program 2 times [2022-02-18 15:26:06,140 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:06,140 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933329859] [2022-02-18 15:26:06,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:06,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:06,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:06,429 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:06,429 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933329859] [2022-02-18 15:26:06,429 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933329859] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:06,429 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:06,429 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:06,429 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127342856] [2022-02-18 15:26:06,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:06,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:06,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:06,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:06,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:06,430 INFO L87 Difference]: Start difference. First operand 3880 states and 10312 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:07,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:07,226 INFO L93 Difference]: Finished difference Result 4564 states and 11717 transitions. [2022-02-18 15:26:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:07,227 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:07,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:07,233 INFO L225 Difference]: With dead ends: 4564 [2022-02-18 15:26:07,233 INFO L226 Difference]: Without dead ends: 4564 [2022-02-18 15:26:07,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=208, Invalid=392, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:07,234 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 1019 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 818 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1019 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 1001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:07,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1019 Valid, 1036 Invalid, 1001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 818 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:26:07,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4564 states. [2022-02-18 15:26:07,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4564 to 3918. [2022-02-18 15:26:07,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3918 states, 3914 states have (on average 2.6632600919775165) internal successors, (10424), 3917 states have internal predecessors, (10424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:07,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 3918 states and 10424 transitions. [2022-02-18 15:26:07,276 INFO L78 Accepts]: Start accepts. Automaton has 3918 states and 10424 transitions. Word has length 124 [2022-02-18 15:26:07,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:07,276 INFO L470 AbstractCegarLoop]: Abstraction has 3918 states and 10424 transitions. [2022-02-18 15:26:07,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:07,276 INFO L276 IsEmpty]: Start isEmpty. Operand 3918 states and 10424 transitions. [2022-02-18 15:26:07,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:07,279 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:07,279 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:07,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-02-18 15:26:07,279 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:07,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:07,279 INFO L85 PathProgramCache]: Analyzing trace with hash -888014382, now seen corresponding path program 3 times [2022-02-18 15:26:07,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:07,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214327205] [2022-02-18 15:26:07,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:07,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:07,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:07,699 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:07,699 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214327205] [2022-02-18 15:26:07,699 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214327205] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:07,699 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:07,699 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:07,699 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49235840] [2022-02-18 15:26:07,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:07,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:07,700 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:07,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:07,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:07,700 INFO L87 Difference]: Start difference. First operand 3918 states and 10424 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:08,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:08,738 INFO L93 Difference]: Finished difference Result 4470 states and 11487 transitions. [2022-02-18 15:26:08,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:08,739 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:08,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:08,744 INFO L225 Difference]: With dead ends: 4470 [2022-02-18 15:26:08,744 INFO L226 Difference]: Without dead ends: 4470 [2022-02-18 15:26:08,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=201, Invalid=399, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:08,745 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 965 mSDsluCounter, 1083 mSDsCounter, 0 mSdLazyCounter, 1092 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 965 SdHoareTripleChecker+Valid, 1344 SdHoareTripleChecker+Invalid, 1257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:08,745 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [965 Valid, 1344 Invalid, 1257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1092 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:26:08,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4470 states. [2022-02-18 15:26:08,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4470 to 3918. [2022-02-18 15:26:08,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3918 states, 3914 states have (on average 2.6632600919775165) internal successors, (10424), 3917 states have internal predecessors, (10424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:08,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 3918 states and 10424 transitions. [2022-02-18 15:26:08,783 INFO L78 Accepts]: Start accepts. Automaton has 3918 states and 10424 transitions. Word has length 124 [2022-02-18 15:26:08,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:08,784 INFO L470 AbstractCegarLoop]: Abstraction has 3918 states and 10424 transitions. [2022-02-18 15:26:08,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:08,784 INFO L276 IsEmpty]: Start isEmpty. Operand 3918 states and 10424 transitions. [2022-02-18 15:26:08,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:08,786 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:08,787 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:08,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-02-18 15:26:08,787 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:08,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:08,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1259411042, now seen corresponding path program 4 times [2022-02-18 15:26:08,787 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:08,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448483966] [2022-02-18 15:26:08,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:08,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:08,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:09,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:09,071 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448483966] [2022-02-18 15:26:09,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448483966] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:09,072 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:09,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:09,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398664311] [2022-02-18 15:26:09,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:09,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:09,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:09,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:09,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:09,073 INFO L87 Difference]: Start difference. First operand 3918 states and 10424 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:09,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:09,976 INFO L93 Difference]: Finished difference Result 4684 states and 12067 transitions. [2022-02-18 15:26:09,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 15:26:09,977 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:09,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:09,983 INFO L225 Difference]: With dead ends: 4684 [2022-02-18 15:26:09,983 INFO L226 Difference]: Without dead ends: 4684 [2022-02-18 15:26:09,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=248, Invalid=454, Unknown=0, NotChecked=0, Total=702 [2022-02-18 15:26:09,984 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1069 mSDsluCounter, 871 mSDsCounter, 0 mSdLazyCounter, 918 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1069 SdHoareTripleChecker+Valid, 1150 SdHoareTripleChecker+Invalid, 1134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:09,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1069 Valid, 1150 Invalid, 1134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 918 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:26:09,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4684 states. [2022-02-18 15:26:10,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4684 to 3956. [2022-02-18 15:26:10,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3956 states, 3952 states have (on average 2.665991902834008) internal successors, (10536), 3955 states have internal predecessors, (10536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:10,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 3956 states and 10536 transitions. [2022-02-18 15:26:10,028 INFO L78 Accepts]: Start accepts. Automaton has 3956 states and 10536 transitions. Word has length 124 [2022-02-18 15:26:10,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:10,028 INFO L470 AbstractCegarLoop]: Abstraction has 3956 states and 10536 transitions. [2022-02-18 15:26:10,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:10,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3956 states and 10536 transitions. [2022-02-18 15:26:10,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:10,031 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:10,031 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:10,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-02-18 15:26:10,032 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:10,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:10,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1252837802, now seen corresponding path program 5 times [2022-02-18 15:26:10,032 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:10,032 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198452365] [2022-02-18 15:26:10,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:10,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:10,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:10,367 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:10,367 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198452365] [2022-02-18 15:26:10,367 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198452365] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:10,367 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:10,367 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:10,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757870189] [2022-02-18 15:26:10,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:10,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:10,368 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:10,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:10,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:10,368 INFO L87 Difference]: Start difference. First operand 3956 states and 10536 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:11,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:11,386 INFO L93 Difference]: Finished difference Result 4684 states and 12067 transitions. [2022-02-18 15:26:11,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 15:26:11,386 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:11,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:11,392 INFO L225 Difference]: With dead ends: 4684 [2022-02-18 15:26:11,393 INFO L226 Difference]: Without dead ends: 4684 [2022-02-18 15:26:11,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=238, Invalid=464, Unknown=0, NotChecked=0, Total=702 [2022-02-18 15:26:11,393 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1028 mSDsluCounter, 1055 mSDsCounter, 0 mSdLazyCounter, 1070 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1028 SdHoareTripleChecker+Valid, 1331 SdHoareTripleChecker+Invalid, 1266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 1070 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:11,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1028 Valid, 1331 Invalid, 1266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 1070 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:26:11,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4684 states. [2022-02-18 15:26:11,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4684 to 3980. [2022-02-18 15:26:11,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3980 states, 3976 states have (on average 2.6675050301810863) internal successors, (10606), 3979 states have internal predecessors, (10606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:11,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 3980 states and 10606 transitions. [2022-02-18 15:26:11,435 INFO L78 Accepts]: Start accepts. Automaton has 3980 states and 10606 transitions. Word has length 124 [2022-02-18 15:26:11,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:11,436 INFO L470 AbstractCegarLoop]: Abstraction has 3980 states and 10606 transitions. [2022-02-18 15:26:11,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:11,436 INFO L276 IsEmpty]: Start isEmpty. Operand 3980 states and 10606 transitions. [2022-02-18 15:26:11,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:11,438 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:11,439 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:11,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-02-18 15:26:11,439 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:11,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:11,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1252768052, now seen corresponding path program 6 times [2022-02-18 15:26:11,439 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:11,439 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008984094] [2022-02-18 15:26:11,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:11,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:11,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:11,885 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:11,885 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008984094] [2022-02-18 15:26:11,885 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008984094] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:11,885 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:11,885 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:11,885 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292804678] [2022-02-18 15:26:11,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:11,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:11,885 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:11,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:11,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:11,886 INFO L87 Difference]: Start difference. First operand 3980 states and 10606 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:12,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:12,957 INFO L93 Difference]: Finished difference Result 4662 states and 12047 transitions. [2022-02-18 15:26:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:12,958 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:12,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:12,964 INFO L225 Difference]: With dead ends: 4662 [2022-02-18 15:26:12,964 INFO L226 Difference]: Without dead ends: 4662 [2022-02-18 15:26:12,964 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=404, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:12,965 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 917 mSDsluCounter, 1249 mSDsCounter, 0 mSdLazyCounter, 1239 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 917 SdHoareTripleChecker+Valid, 1500 SdHoareTripleChecker+Invalid, 1385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:12,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [917 Valid, 1500 Invalid, 1385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1239 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:26:12,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4662 states. [2022-02-18 15:26:13,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4662 to 3980. [2022-02-18 15:26:13,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3980 states, 3976 states have (on average 2.6675050301810863) internal successors, (10606), 3979 states have internal predecessors, (10606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:13,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 3980 states and 10606 transitions. [2022-02-18 15:26:13,012 INFO L78 Accepts]: Start accepts. Automaton has 3980 states and 10606 transitions. Word has length 124 [2022-02-18 15:26:13,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:13,013 INFO L470 AbstractCegarLoop]: Abstraction has 3980 states and 10606 transitions. [2022-02-18 15:26:13,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:13,013 INFO L276 IsEmpty]: Start isEmpty. Operand 3980 states and 10606 transitions. [2022-02-18 15:26:13,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:13,016 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:13,016 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:13,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-02-18 15:26:13,016 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:13,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:13,017 INFO L85 PathProgramCache]: Analyzing trace with hash 1050785072, now seen corresponding path program 7 times [2022-02-18 15:26:13,017 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:13,017 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082856238] [2022-02-18 15:26:13,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:13,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:13,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:13,401 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:13,401 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082856238] [2022-02-18 15:26:13,401 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082856238] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:13,401 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:13,401 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:13,401 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494452934] [2022-02-18 15:26:13,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:13,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:13,402 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:13,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:13,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:13,402 INFO L87 Difference]: Start difference. First operand 3980 states and 10606 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:14,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:14,620 INFO L93 Difference]: Finished difference Result 4625 states and 11916 transitions. [2022-02-18 15:26:14,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:14,620 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:14,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:14,627 INFO L225 Difference]: With dead ends: 4625 [2022-02-18 15:26:14,627 INFO L226 Difference]: Without dead ends: 4625 [2022-02-18 15:26:14,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=197, Invalid=403, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:14,627 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 900 mSDsluCounter, 1507 mSDsCounter, 0 mSdLazyCounter, 1460 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 900 SdHoareTripleChecker+Valid, 1753 SdHoareTripleChecker+Invalid, 1596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:14,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [900 Valid, 1753 Invalid, 1596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1460 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:26:14,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4625 states. [2022-02-18 15:26:14,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4625 to 3956. [2022-02-18 15:26:14,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3956 states, 3952 states have (on average 2.665991902834008) internal successors, (10536), 3955 states have internal predecessors, (10536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:14,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 3956 states and 10536 transitions. [2022-02-18 15:26:14,672 INFO L78 Accepts]: Start accepts. Automaton has 3956 states and 10536 transitions. Word has length 124 [2022-02-18 15:26:14,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:14,672 INFO L470 AbstractCegarLoop]: Abstraction has 3956 states and 10536 transitions. [2022-02-18 15:26:14,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:14,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3956 states and 10536 transitions. [2022-02-18 15:26:14,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:14,675 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:14,676 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:14,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-02-18 15:26:14,676 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:14,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:14,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1171073224, now seen corresponding path program 8 times [2022-02-18 15:26:14,676 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:14,676 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161548388] [2022-02-18 15:26:14,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:14,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:14,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:14,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:14,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161548388] [2022-02-18 15:26:14,920 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161548388] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:14,920 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:14,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:14,920 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515489997] [2022-02-18 15:26:14,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:14,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:14,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:14,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:14,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:14,921 INFO L87 Difference]: Start difference. First operand 3956 states and 10536 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:15,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:15,907 INFO L93 Difference]: Finished difference Result 4804 states and 12417 transitions. [2022-02-18 15:26:15,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:26:15,908 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:15,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:15,914 INFO L225 Difference]: With dead ends: 4804 [2022-02-18 15:26:15,914 INFO L226 Difference]: Without dead ends: 4804 [2022-02-18 15:26:15,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=289, Invalid=523, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:26:15,915 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 934 mSDsluCounter, 1098 mSDsCounter, 0 mSdLazyCounter, 1115 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 934 SdHoareTripleChecker+Valid, 1386 SdHoareTripleChecker+Invalid, 1269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:15,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [934 Valid, 1386 Invalid, 1269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1115 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:26:15,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2022-02-18 15:26:15,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 3994. [2022-02-18 15:26:15,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 3990 states have (on average 2.668671679197995) internal successors, (10648), 3993 states have internal predecessors, (10648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:15,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 10648 transitions. [2022-02-18 15:26:15,958 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 10648 transitions. Word has length 124 [2022-02-18 15:26:15,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:15,958 INFO L470 AbstractCegarLoop]: Abstraction has 3994 states and 10648 transitions. [2022-02-18 15:26:15,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:15,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 10648 transitions. [2022-02-18 15:26:15,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:15,961 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:15,961 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:15,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-02-18 15:26:15,962 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:15,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:15,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1079912764, now seen corresponding path program 9 times [2022-02-18 15:26:15,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:15,963 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053458771] [2022-02-18 15:26:15,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:15,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:16,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:16,297 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:16,297 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053458771] [2022-02-18 15:26:16,297 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053458771] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:16,297 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:16,297 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:16,297 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142452615] [2022-02-18 15:26:16,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:16,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:16,297 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:16,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:16,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:16,298 INFO L87 Difference]: Start difference. First operand 3994 states and 10648 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:17,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:17,524 INFO L93 Difference]: Finished difference Result 4828 states and 12487 transitions. [2022-02-18 15:26:17,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:26:17,525 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:17,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:17,531 INFO L225 Difference]: With dead ends: 4828 [2022-02-18 15:26:17,531 INFO L226 Difference]: Without dead ends: 4828 [2022-02-18 15:26:17,532 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=276, Invalid=536, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:26:17,532 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 905 mSDsluCounter, 1412 mSDsCounter, 0 mSdLazyCounter, 1438 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 905 SdHoareTripleChecker+Valid, 1692 SdHoareTripleChecker+Invalid, 1573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1438 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:17,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [905 Valid, 1692 Invalid, 1573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1438 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:26:17,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4828 states. [2022-02-18 15:26:17,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4828 to 4018. [2022-02-18 15:26:17,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4018 states, 4014 states have (on average 2.6701544593921276) internal successors, (10718), 4017 states have internal predecessors, (10718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:17,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 10718 transitions. [2022-02-18 15:26:17,577 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 10718 transitions. Word has length 124 [2022-02-18 15:26:17,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:17,577 INFO L470 AbstractCegarLoop]: Abstraction has 4018 states and 10718 transitions. [2022-02-18 15:26:17,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:17,577 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 10718 transitions. [2022-02-18 15:26:17,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:17,580 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:17,580 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:17,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-02-18 15:26:17,580 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:17,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:17,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1073339524, now seen corresponding path program 10 times [2022-02-18 15:26:17,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:17,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716239441] [2022-02-18 15:26:17,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:17,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:17,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:17,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:17,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716239441] [2022-02-18 15:26:17,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716239441] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:17,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:17,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:17,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415487359] [2022-02-18 15:26:17,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:17,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:17,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:17,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:17,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:17,974 INFO L87 Difference]: Start difference. First operand 4018 states and 10718 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:18,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:18,893 INFO L93 Difference]: Finished difference Result 4912 states and 12732 transitions. [2022-02-18 15:26:18,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:18,894 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:18,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:18,900 INFO L225 Difference]: With dead ends: 4912 [2022-02-18 15:26:18,900 INFO L226 Difference]: Without dead ends: 4912 [2022-02-18 15:26:18,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=406, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:18,901 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 1181 mSDsluCounter, 843 mSDsCounter, 0 mSdLazyCounter, 965 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1181 SdHoareTripleChecker+Valid, 1092 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 965 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:18,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1181 Valid, 1092 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 965 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:26:18,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4912 states. [2022-02-18 15:26:18,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4912 to 4042. [2022-02-18 15:26:18,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4042 states, 4038 states have (on average 2.6716196136701336) internal successors, (10788), 4041 states have internal predecessors, (10788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:18,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4042 states to 4042 states and 10788 transitions. [2022-02-18 15:26:18,948 INFO L78 Accepts]: Start accepts. Automaton has 4042 states and 10788 transitions. Word has length 124 [2022-02-18 15:26:18,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:18,948 INFO L470 AbstractCegarLoop]: Abstraction has 4042 states and 10788 transitions. [2022-02-18 15:26:18,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:18,948 INFO L276 IsEmpty]: Start isEmpty. Operand 4042 states and 10788 transitions. [2022-02-18 15:26:18,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:18,951 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:18,951 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:18,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-02-18 15:26:18,951 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:18,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:18,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1073269774, now seen corresponding path program 11 times [2022-02-18 15:26:18,951 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:18,951 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120747618] [2022-02-18 15:26:18,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:18,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:19,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:19,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:19,428 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120747618] [2022-02-18 15:26:19,428 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120747618] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:19,428 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:19,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:19,429 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300200986] [2022-02-18 15:26:19,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:19,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:19,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:19,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:19,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:19,429 INFO L87 Difference]: Start difference. First operand 4042 states and 10788 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:20,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:20,462 INFO L93 Difference]: Finished difference Result 4794 states and 12432 transitions. [2022-02-18 15:26:20,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:20,463 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:20,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:20,469 INFO L225 Difference]: With dead ends: 4794 [2022-02-18 15:26:20,469 INFO L226 Difference]: Without dead ends: 4794 [2022-02-18 15:26:20,470 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=193, Invalid=407, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:20,470 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 849 mSDsluCounter, 1172 mSDsCounter, 0 mSdLazyCounter, 1235 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 849 SdHoareTripleChecker+Valid, 1416 SdHoareTripleChecker+Invalid, 1353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:20,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [849 Valid, 1416 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1235 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:26:20,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4794 states. [2022-02-18 15:26:20,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4794 to 4018. [2022-02-18 15:26:20,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4018 states, 4014 states have (on average 2.6701544593921276) internal successors, (10718), 4017 states have internal predecessors, (10718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:20,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 10718 transitions. [2022-02-18 15:26:20,514 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 10718 transitions. Word has length 124 [2022-02-18 15:26:20,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:20,515 INFO L470 AbstractCegarLoop]: Abstraction has 4018 states and 10718 transitions. [2022-02-18 15:26:20,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:20,515 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 10718 transitions. [2022-02-18 15:26:20,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:20,518 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:20,518 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:20,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-02-18 15:26:20,518 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:20,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:20,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1697223476, now seen corresponding path program 12 times [2022-02-18 15:26:20,518 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:20,518 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782368526] [2022-02-18 15:26:20,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:20,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:20,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:20,856 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:20,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782368526] [2022-02-18 15:26:20,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782368526] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:20,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:20,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:20,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954293360] [2022-02-18 15:26:20,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:20,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:20,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:20,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:20,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:20,857 INFO L87 Difference]: Start difference. First operand 4018 states and 10718 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:21,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:21,912 INFO L93 Difference]: Finished difference Result 4847 states and 12519 transitions. [2022-02-18 15:26:21,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-18 15:26:21,913 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:21,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:21,920 INFO L225 Difference]: With dead ends: 4847 [2022-02-18 15:26:21,920 INFO L226 Difference]: Without dead ends: 4847 [2022-02-18 15:26:21,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=435, Unknown=0, NotChecked=0, Total=650 [2022-02-18 15:26:21,921 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 948 mSDsluCounter, 1206 mSDsCounter, 0 mSdLazyCounter, 1260 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 948 SdHoareTripleChecker+Valid, 1454 SdHoareTripleChecker+Invalid, 1420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:21,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [948 Valid, 1454 Invalid, 1420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1260 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:26:21,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4847 states. [2022-02-18 15:26:21,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4847 to 4042. [2022-02-18 15:26:21,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4042 states, 4038 states have (on average 2.6716196136701336) internal successors, (10788), 4041 states have internal predecessors, (10788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:21,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4042 states to 4042 states and 10788 transitions. [2022-02-18 15:26:21,965 INFO L78 Accepts]: Start accepts. Automaton has 4042 states and 10788 transitions. Word has length 124 [2022-02-18 15:26:21,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:21,965 INFO L470 AbstractCegarLoop]: Abstraction has 4042 states and 10788 transitions. [2022-02-18 15:26:21,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:21,965 INFO L276 IsEmpty]: Start isEmpty. Operand 4042 states and 10788 transitions. [2022-02-18 15:26:21,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:21,968 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:21,968 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:21,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-02-18 15:26:21,968 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:21,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:21,969 INFO L85 PathProgramCache]: Analyzing trace with hash -1697293226, now seen corresponding path program 13 times [2022-02-18 15:26:21,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:21,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094345336] [2022-02-18 15:26:21,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:21,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:22,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:22,383 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:22,383 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094345336] [2022-02-18 15:26:22,383 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094345336] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:22,383 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:22,383 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:22,383 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696618495] [2022-02-18 15:26:22,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:22,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:22,384 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:22,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:22,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:22,384 INFO L87 Difference]: Start difference. First operand 4042 states and 10788 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:23,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:23,435 INFO L93 Difference]: Finished difference Result 4849 states and 12569 transitions. [2022-02-18 15:26:23,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:23,436 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:23,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:23,442 INFO L225 Difference]: With dead ends: 4849 [2022-02-18 15:26:23,442 INFO L226 Difference]: Without dead ends: 4849 [2022-02-18 15:26:23,443 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=193, Invalid=407, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:23,443 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 864 mSDsluCounter, 1107 mSDsCounter, 0 mSdLazyCounter, 1191 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 864 SdHoareTripleChecker+Valid, 1351 SdHoareTripleChecker+Invalid, 1317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:23,443 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [864 Valid, 1351 Invalid, 1317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1191 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:26:23,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4849 states. [2022-02-18 15:26:23,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4849 to 4030. [2022-02-18 15:26:23,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4026 states have (on average 2.6708892200695478) internal successors, (10753), 4029 states have internal predecessors, (10753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:23,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 10753 transitions. [2022-02-18 15:26:23,486 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 10753 transitions. Word has length 124 [2022-02-18 15:26:23,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:23,486 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 10753 transitions. [2022-02-18 15:26:23,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:23,486 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 10753 transitions. [2022-02-18 15:26:23,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:23,489 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:23,489 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:23,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-02-18 15:26:23,489 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:23,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:23,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1899276206, now seen corresponding path program 14 times [2022-02-18 15:26:23,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:23,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448009688] [2022-02-18 15:26:23,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:23,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:23,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:23,875 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:23,875 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448009688] [2022-02-18 15:26:23,875 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448009688] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:23,875 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:23,875 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:23,875 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258302382] [2022-02-18 15:26:23,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:23,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:23,875 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:23,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:23,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:23,876 INFO L87 Difference]: Start difference. First operand 4030 states and 10753 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:25,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:25,017 INFO L93 Difference]: Finished difference Result 4693 states and 12114 transitions. [2022-02-18 15:26:25,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:25,018 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:25,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:25,024 INFO L225 Difference]: With dead ends: 4693 [2022-02-18 15:26:25,024 INFO L226 Difference]: Without dead ends: 4693 [2022-02-18 15:26:25,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=405, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:25,025 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 845 mSDsluCounter, 1457 mSDsCounter, 0 mSdLazyCounter, 1443 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 845 SdHoareTripleChecker+Valid, 1696 SdHoareTripleChecker+Invalid, 1557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:25,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [845 Valid, 1696 Invalid, 1557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1443 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:26:25,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-02-18 15:26:25,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 3994. [2022-02-18 15:26:25,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 3990 states have (on average 2.668671679197995) internal successors, (10648), 3993 states have internal predecessors, (10648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:25,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 10648 transitions. [2022-02-18 15:26:25,066 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 10648 transitions. Word has length 124 [2022-02-18 15:26:25,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:25,066 INFO L470 AbstractCegarLoop]: Abstraction has 3994 states and 10648 transitions. [2022-02-18 15:26:25,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:25,067 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 10648 transitions. [2022-02-18 15:26:25,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:25,070 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:25,070 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:25,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-02-18 15:26:25,070 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:25,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:25,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1675956992, now seen corresponding path program 15 times [2022-02-18 15:26:25,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:25,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110432156] [2022-02-18 15:26:25,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:25,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:25,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:25,335 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:25,335 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110432156] [2022-02-18 15:26:25,335 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110432156] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:25,335 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:25,335 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:25,335 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692800995] [2022-02-18 15:26:25,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:25,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:25,336 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:25,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:25,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:25,336 INFO L87 Difference]: Start difference. First operand 3994 states and 10648 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:26,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:26,354 INFO L93 Difference]: Finished difference Result 4612 states and 11957 transitions. [2022-02-18 15:26:26,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:26:26,355 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:26,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:26,361 INFO L225 Difference]: With dead ends: 4612 [2022-02-18 15:26:26,361 INFO L226 Difference]: Without dead ends: 4612 [2022-02-18 15:26:26,361 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=315, Invalid=615, Unknown=0, NotChecked=0, Total=930 [2022-02-18 15:26:26,362 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1260 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 1187 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1260 SdHoareTripleChecker+Valid, 1668 SdHoareTripleChecker+Invalid, 1316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:26,362 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1260 Valid, 1668 Invalid, 1316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1187 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:26:26,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4612 states. [2022-02-18 15:26:26,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4612 to 3984. [2022-02-18 15:26:26,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3984 states, 3980 states have (on average 2.6678391959798997) internal successors, (10618), 3983 states have internal predecessors, (10618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:26,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3984 states and 10618 transitions. [2022-02-18 15:26:26,404 INFO L78 Accepts]: Start accepts. Automaton has 3984 states and 10618 transitions. Word has length 124 [2022-02-18 15:26:26,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:26,404 INFO L470 AbstractCegarLoop]: Abstraction has 3984 states and 10618 transitions. [2022-02-18 15:26:26,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:26,404 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 10618 transitions. [2022-02-18 15:26:26,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:26,407 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:26,407 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:26,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-02-18 15:26:26,407 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:26,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:26,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1767117452, now seen corresponding path program 16 times [2022-02-18 15:26:26,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:26,408 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810047408] [2022-02-18 15:26:26,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:26,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:26,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:26,769 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:26,769 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810047408] [2022-02-18 15:26:26,769 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810047408] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:26,769 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:26,769 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:26,769 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248222824] [2022-02-18 15:26:26,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:26,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:26,769 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:26,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:26,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:26,770 INFO L87 Difference]: Start difference. First operand 3984 states and 10618 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:27,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:27,490 INFO L93 Difference]: Finished difference Result 4664 states and 12111 transitions. [2022-02-18 15:26:27,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:27,491 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:27,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:27,497 INFO L225 Difference]: With dead ends: 4664 [2022-02-18 15:26:27,497 INFO L226 Difference]: Without dead ends: 4664 [2022-02-18 15:26:27,498 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=406, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:27,498 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1202 mSDsluCounter, 785 mSDsCounter, 0 mSdLazyCounter, 753 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1202 SdHoareTripleChecker+Valid, 1073 SdHoareTripleChecker+Invalid, 901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:27,498 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1202 Valid, 1073 Invalid, 901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 753 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:26:27,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4664 states. [2022-02-18 15:26:27,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4664 to 4008. [2022-02-18 15:26:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4008 states, 4004 states have (on average 2.6693306693306695) internal successors, (10688), 4007 states have internal predecessors, (10688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:27,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 10688 transitions. [2022-02-18 15:26:27,544 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 10688 transitions. Word has length 124 [2022-02-18 15:26:27,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:27,544 INFO L470 AbstractCegarLoop]: Abstraction has 4008 states and 10688 transitions. [2022-02-18 15:26:27,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:27,545 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 10688 transitions. [2022-02-18 15:26:27,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:27,547 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:27,547 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:27,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-02-18 15:26:27,547 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:27,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:27,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1773690692, now seen corresponding path program 17 times [2022-02-18 15:26:27,548 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:27,548 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377869300] [2022-02-18 15:26:27,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:27,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:27,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:27,971 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:27,971 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377869300] [2022-02-18 15:26:27,971 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377869300] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:27,972 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:27,972 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:27,972 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804147481] [2022-02-18 15:26:27,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:27,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:27,972 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:27,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:27,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:27,972 INFO L87 Difference]: Start difference. First operand 4008 states and 10688 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:28,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:28,844 INFO L93 Difference]: Finished difference Result 4616 states and 11971 transitions. [2022-02-18 15:26:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:28,844 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:28,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:28,850 INFO L225 Difference]: With dead ends: 4616 [2022-02-18 15:26:28,850 INFO L226 Difference]: Without dead ends: 4616 [2022-02-18 15:26:28,851 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:28,851 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1381 mSDsluCounter, 912 mSDsCounter, 0 mSdLazyCounter, 876 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1381 SdHoareTripleChecker+Valid, 1195 SdHoareTripleChecker+Invalid, 1062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:28,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1381 Valid, 1195 Invalid, 1062 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 876 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:26:28,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4616 states. [2022-02-18 15:26:28,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4616 to 4020. [2022-02-18 15:26:28,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4020 states, 4016 states have (on average 2.6700697211155378) internal successors, (10723), 4019 states have internal predecessors, (10723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 4020 states and 10723 transitions. [2022-02-18 15:26:28,895 INFO L78 Accepts]: Start accepts. Automaton has 4020 states and 10723 transitions. Word has length 124 [2022-02-18 15:26:28,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:28,896 INFO L470 AbstractCegarLoop]: Abstraction has 4020 states and 10723 transitions. [2022-02-18 15:26:28,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:28,896 INFO L276 IsEmpty]: Start isEmpty. Operand 4020 states and 10723 transitions. [2022-02-18 15:26:28,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:28,898 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:28,898 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:28,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-02-18 15:26:28,899 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:28,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:28,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1773760442, now seen corresponding path program 18 times [2022-02-18 15:26:28,899 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:28,899 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503426878] [2022-02-18 15:26:28,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:28,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:29,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:29,454 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:29,454 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503426878] [2022-02-18 15:26:29,454 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503426878] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:29,454 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:29,454 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:29,454 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536022092] [2022-02-18 15:26:29,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:29,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:29,454 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:29,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:29,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:29,455 INFO L87 Difference]: Start difference. First operand 4020 states and 10723 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:30,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:30,267 INFO L93 Difference]: Finished difference Result 4498 states and 11671 transitions. [2022-02-18 15:26:30,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:30,268 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:30,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:30,273 INFO L225 Difference]: With dead ends: 4498 [2022-02-18 15:26:30,273 INFO L226 Difference]: Without dead ends: 4498 [2022-02-18 15:26:30,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:30,274 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1155 mSDsluCounter, 783 mSDsCounter, 0 mSdLazyCounter, 758 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1155 SdHoareTripleChecker+Valid, 1072 SdHoareTripleChecker+Invalid, 897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:30,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1155 Valid, 1072 Invalid, 897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 758 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:26:30,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4498 states. [2022-02-18 15:26:30,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4498 to 3984. [2022-02-18 15:26:30,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3984 states, 3980 states have (on average 2.6678391959798997) internal successors, (10618), 3983 states have internal predecessors, (10618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:30,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3984 states and 10618 transitions. [2022-02-18 15:26:30,314 INFO L78 Accepts]: Start accepts. Automaton has 3984 states and 10618 transitions. Word has length 124 [2022-02-18 15:26:30,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:30,315 INFO L470 AbstractCegarLoop]: Abstraction has 3984 states and 10618 transitions. [2022-02-18 15:26:30,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:30,315 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 10618 transitions. [2022-02-18 15:26:30,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:30,317 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:30,317 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:30,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-02-18 15:26:30,317 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:30,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:30,318 INFO L85 PathProgramCache]: Analyzing trace with hash 828534810, now seen corresponding path program 19 times [2022-02-18 15:26:30,318 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:30,318 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817211409] [2022-02-18 15:26:30,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:30,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:30,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:30,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:30,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817211409] [2022-02-18 15:26:30,659 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817211409] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:30,659 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:30,659 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:30,660 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481291762] [2022-02-18 15:26:30,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:30,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:30,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:30,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:30,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:30,660 INFO L87 Difference]: Start difference. First operand 3984 states and 10618 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:31,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:31,695 INFO L93 Difference]: Finished difference Result 4743 states and 12254 transitions. [2022-02-18 15:26:31,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 15:26:31,695 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:31,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:31,701 INFO L225 Difference]: With dead ends: 4743 [2022-02-18 15:26:31,701 INFO L226 Difference]: Without dead ends: 4743 [2022-02-18 15:26:31,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=234, Invalid=468, Unknown=0, NotChecked=0, Total=702 [2022-02-18 15:26:31,702 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1018 mSDsluCounter, 1125 mSDsCounter, 0 mSdLazyCounter, 1197 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1018 SdHoareTripleChecker+Valid, 1400 SdHoareTripleChecker+Invalid, 1301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 1197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:31,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1018 Valid, 1400 Invalid, 1301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1197 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:26:31,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4743 states. [2022-02-18 15:26:31,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4743 to 3974. [2022-02-18 15:26:31,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3974 states, 3970 states have (on average 2.6670025188916875) internal successors, (10588), 3973 states have internal predecessors, (10588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:31,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 3974 states and 10588 transitions. [2022-02-18 15:26:31,743 INFO L78 Accepts]: Start accepts. Automaton has 3974 states and 10588 transitions. Word has length 124 [2022-02-18 15:26:31,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:31,743 INFO L470 AbstractCegarLoop]: Abstraction has 3974 states and 10588 transitions. [2022-02-18 15:26:31,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:31,743 INFO L276 IsEmpty]: Start isEmpty. Operand 3974 states and 10588 transitions. [2022-02-18 15:26:31,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:31,746 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:31,746 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:31,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-02-18 15:26:31,746 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:31,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:31,746 INFO L85 PathProgramCache]: Analyzing trace with hash 821961570, now seen corresponding path program 20 times [2022-02-18 15:26:31,746 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:31,746 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423161247] [2022-02-18 15:26:31,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:31,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:32,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:32,130 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:32,130 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423161247] [2022-02-18 15:26:32,130 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423161247] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:32,130 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:32,130 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:32,130 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504739212] [2022-02-18 15:26:32,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:32,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:32,131 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:32,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:32,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:32,131 INFO L87 Difference]: Start difference. First operand 3974 states and 10588 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:33,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:33,129 INFO L93 Difference]: Finished difference Result 4875 states and 12639 transitions. [2022-02-18 15:26:33,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:33,129 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:33,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:33,136 INFO L225 Difference]: With dead ends: 4875 [2022-02-18 15:26:33,136 INFO L226 Difference]: Without dead ends: 4875 [2022-02-18 15:26:33,136 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:33,136 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1050 mSDsluCounter, 1211 mSDsCounter, 0 mSdLazyCounter, 1193 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 1467 SdHoareTripleChecker+Invalid, 1339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:33,136 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1050 Valid, 1467 Invalid, 1339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1193 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:26:33,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4875 states. [2022-02-18 15:26:33,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4875 to 3998. [2022-02-18 15:26:33,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3998 states, 3994 states have (on average 2.6685027541311968) internal successors, (10658), 3997 states have internal predecessors, (10658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:33,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 10658 transitions. [2022-02-18 15:26:33,178 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 10658 transitions. Word has length 124 [2022-02-18 15:26:33,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:33,178 INFO L470 AbstractCegarLoop]: Abstraction has 3998 states and 10658 transitions. [2022-02-18 15:26:33,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:33,178 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 10658 transitions. [2022-02-18 15:26:33,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:33,181 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:33,181 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:33,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-02-18 15:26:33,181 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:33,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:33,182 INFO L85 PathProgramCache]: Analyzing trace with hash 821891820, now seen corresponding path program 21 times [2022-02-18 15:26:33,182 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:33,182 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677072857] [2022-02-18 15:26:33,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:33,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:33,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:33,642 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:33,642 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677072857] [2022-02-18 15:26:33,642 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677072857] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:33,642 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:33,642 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:33,642 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986622925] [2022-02-18 15:26:33,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:33,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:33,643 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:33,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:33,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:33,643 INFO L87 Difference]: Start difference. First operand 3998 states and 10658 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:34,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:34,496 INFO L93 Difference]: Finished difference Result 4757 states and 12339 transitions. [2022-02-18 15:26:34,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:34,497 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:34,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:34,502 INFO L225 Difference]: With dead ends: 4757 [2022-02-18 15:26:34,503 INFO L226 Difference]: Without dead ends: 4757 [2022-02-18 15:26:34,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=409, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:34,503 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1148 mSDsluCounter, 902 mSDsCounter, 0 mSdLazyCounter, 964 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1148 SdHoareTripleChecker+Valid, 1166 SdHoareTripleChecker+Invalid, 1069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:34,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1148 Valid, 1166 Invalid, 1069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 964 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:26:34,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4757 states. [2022-02-18 15:26:34,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4757 to 3962. [2022-02-18 15:26:34,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3962 states, 3958 states have (on average 2.666245578575038) internal successors, (10553), 3961 states have internal predecessors, (10553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:34,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 3962 states and 10553 transitions. [2022-02-18 15:26:34,544 INFO L78 Accepts]: Start accepts. Automaton has 3962 states and 10553 transitions. Word has length 124 [2022-02-18 15:26:34,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:34,544 INFO L470 AbstractCegarLoop]: Abstraction has 3962 states and 10553 transitions. [2022-02-18 15:26:34,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:34,544 INFO L276 IsEmpty]: Start isEmpty. Operand 3962 states and 10553 transitions. [2022-02-18 15:26:34,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:34,547 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:34,547 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:34,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-02-18 15:26:34,547 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:34,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:34,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1948601430, now seen corresponding path program 22 times [2022-02-18 15:26:34,547 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:34,547 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579089225] [2022-02-18 15:26:34,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:34,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:34,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:34,898 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:34,898 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579089225] [2022-02-18 15:26:34,898 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579089225] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:34,898 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:34,898 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:34,898 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118977844] [2022-02-18 15:26:34,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:34,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:34,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:34,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:34,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:34,899 INFO L87 Difference]: Start difference. First operand 3962 states and 10553 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:35,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:35,800 INFO L93 Difference]: Finished difference Result 4659 states and 12009 transitions. [2022-02-18 15:26:35,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-18 15:26:35,800 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:35,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:35,806 INFO L225 Difference]: With dead ends: 4659 [2022-02-18 15:26:35,806 INFO L226 Difference]: Without dead ends: 4659 [2022-02-18 15:26:35,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=214, Invalid=436, Unknown=0, NotChecked=0, Total=650 [2022-02-18 15:26:35,807 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1236 mSDsluCounter, 971 mSDsCounter, 0 mSdLazyCounter, 1003 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1236 SdHoareTripleChecker+Valid, 1245 SdHoareTripleChecker+Invalid, 1177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 1003 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:35,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1236 Valid, 1245 Invalid, 1177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 1003 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:26:35,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4659 states. [2022-02-18 15:26:35,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4659 to 3952. [2022-02-18 15:26:35,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3948 states have (on average 2.6654002026342454) internal successors, (10523), 3951 states have internal predecessors, (10523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:35,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 10523 transitions. [2022-02-18 15:26:35,847 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 10523 transitions. Word has length 124 [2022-02-18 15:26:35,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:35,847 INFO L470 AbstractCegarLoop]: Abstraction has 3952 states and 10523 transitions. [2022-02-18 15:26:35,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:35,848 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 10523 transitions. [2022-02-18 15:26:35,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:35,850 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:35,850 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:35,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-02-18 15:26:35,850 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:35,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:35,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1948671180, now seen corresponding path program 23 times [2022-02-18 15:26:35,851 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:35,851 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341806938] [2022-02-18 15:26:35,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:35,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:36,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:36,261 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:36,261 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341806938] [2022-02-18 15:26:36,261 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341806938] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:36,261 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:36,261 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:36,261 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546653927] [2022-02-18 15:26:36,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:36,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:36,261 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:36,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:36,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:36,262 INFO L87 Difference]: Start difference. First operand 3952 states and 10523 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:37,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:37,463 INFO L93 Difference]: Finished difference Result 4661 states and 12059 transitions. [2022-02-18 15:26:37,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:37,463 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:37,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:37,469 INFO L225 Difference]: With dead ends: 4661 [2022-02-18 15:26:37,469 INFO L226 Difference]: Without dead ends: 4661 [2022-02-18 15:26:37,470 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:37,470 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 996 mSDsluCounter, 1489 mSDsCounter, 0 mSdLazyCounter, 1439 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 996 SdHoareTripleChecker+Valid, 1741 SdHoareTripleChecker+Invalid, 1560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:37,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [996 Valid, 1741 Invalid, 1560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1439 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:26:37,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4661 states. [2022-02-18 15:26:37,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4661 to 3940. [2022-02-18 15:26:37,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3940 states, 3936 states have (on average 2.6646341463414633) internal successors, (10488), 3939 states have internal predecessors, (10488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:37,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3940 states to 3940 states and 10488 transitions. [2022-02-18 15:26:37,511 INFO L78 Accepts]: Start accepts. Automaton has 3940 states and 10488 transitions. Word has length 124 [2022-02-18 15:26:37,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:37,511 INFO L470 AbstractCegarLoop]: Abstraction has 3940 states and 10488 transitions. [2022-02-18 15:26:37,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:37,511 INFO L276 IsEmpty]: Start isEmpty. Operand 3940 states and 10488 transitions. [2022-02-18 15:26:37,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-18 15:26:37,513 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:37,513 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:37,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-02-18 15:26:37,514 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:37,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:37,514 INFO L85 PathProgramCache]: Analyzing trace with hash 2144313136, now seen corresponding path program 24 times [2022-02-18 15:26:37,514 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:37,514 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963768859] [2022-02-18 15:26:37,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:37,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:37,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:37,896 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:37,896 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963768859] [2022-02-18 15:26:37,896 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963768859] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:37,896 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:37,896 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:37,896 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111562606] [2022-02-18 15:26:37,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:37,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:37,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:37,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:37,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:37,897 INFO L87 Difference]: Start difference. First operand 3940 states and 10488 transitions. Second operand has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:38,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:38,844 INFO L93 Difference]: Finished difference Result 4505 states and 11604 transitions. [2022-02-18 15:26:38,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:38,845 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-02-18 15:26:38,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:38,851 INFO L225 Difference]: With dead ends: 4505 [2022-02-18 15:26:38,851 INFO L226 Difference]: Without dead ends: 4505 [2022-02-18 15:26:38,851 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=405, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:38,851 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 943 mSDsluCounter, 1168 mSDsCounter, 0 mSdLazyCounter, 1158 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 943 SdHoareTripleChecker+Valid, 1431 SdHoareTripleChecker+Invalid, 1247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:38,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [943 Valid, 1431 Invalid, 1247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1158 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:26:38,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4505 states. [2022-02-18 15:26:38,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4505 to 3844. [2022-02-18 15:26:38,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3844 states, 3840 states have (on average 2.6578125) internal successors, (10206), 3843 states have internal predecessors, (10206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:38,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 3844 states and 10206 transitions. [2022-02-18 15:26:38,891 INFO L78 Accepts]: Start accepts. Automaton has 3844 states and 10206 transitions. Word has length 124 [2022-02-18 15:26:38,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:38,891 INFO L470 AbstractCegarLoop]: Abstraction has 3844 states and 10206 transitions. [2022-02-18 15:26:38,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.538461538461538) internal successors, (124), 14 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:38,891 INFO L276 IsEmpty]: Start isEmpty. Operand 3844 states and 10206 transitions. [2022-02-18 15:26:38,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:38,894 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:38,894 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:38,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-02-18 15:26:38,894 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:38,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:38,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1369085252, now seen corresponding path program 1 times [2022-02-18 15:26:38,894 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:38,895 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826340339] [2022-02-18 15:26:38,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:38,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:38,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:38,957 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:38,957 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826340339] [2022-02-18 15:26:38,958 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826340339] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:38,958 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:38,958 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:26:38,958 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044788511] [2022-02-18 15:26:38,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:38,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:26:38,958 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:38,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:26:38,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:26:38,958 INFO L87 Difference]: Start difference. First operand 3844 states and 10206 transitions. Second operand has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:39,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:39,078 INFO L93 Difference]: Finished difference Result 3855 states and 10217 transitions. [2022-02-18 15:26:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:26:39,078 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:39,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:39,082 INFO L225 Difference]: With dead ends: 3855 [2022-02-18 15:26:39,083 INFO L226 Difference]: Without dead ends: 3754 [2022-02-18 15:26:39,083 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 [2022-02-18 15:26:39,083 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 48 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:39,083 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 481 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-18 15:26:39,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3754 states. [2022-02-18 15:26:39,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3754 to 3754. [2022-02-18 15:26:39,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3754 states, 3752 states have (on average 2.692963752665245) internal successors, (10104), 3753 states have internal predecessors, (10104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:39,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3754 states to 3754 states and 10104 transitions. [2022-02-18 15:26:39,120 INFO L78 Accepts]: Start accepts. Automaton has 3754 states and 10104 transitions. Word has length 126 [2022-02-18 15:26:39,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:39,120 INFO L470 AbstractCegarLoop]: Abstraction has 3754 states and 10104 transitions. [2022-02-18 15:26:39,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:39,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3754 states and 10104 transitions. [2022-02-18 15:26:39,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:39,123 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:39,123 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:39,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-02-18 15:26:39,123 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:39,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:39,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1067519673, now seen corresponding path program 1 times [2022-02-18 15:26:39,124 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:39,124 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509750682] [2022-02-18 15:26:39,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:39,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:39,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:39,707 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:39,707 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509750682] [2022-02-18 15:26:39,707 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509750682] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:39,707 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:39,707 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:39,707 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40613742] [2022-02-18 15:26:39,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:39,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:39,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:39,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:39,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:39,708 INFO L87 Difference]: Start difference. First operand 3754 states and 10104 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:40,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:40,388 INFO L93 Difference]: Finished difference Result 4321 states and 11288 transitions. [2022-02-18 15:26:40,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 15:26:40,388 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:40,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:40,393 INFO L225 Difference]: With dead ends: 4321 [2022-02-18 15:26:40,393 INFO L226 Difference]: Without dead ends: 4321 [2022-02-18 15:26:40,394 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=337, Unknown=0, NotChecked=0, Total=506 [2022-02-18 15:26:40,394 INFO L933 BasicCegarLoop]: 165 mSDtfsCounter, 579 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 579 SdHoareTripleChecker+Valid, 923 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:40,394 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [579 Valid, 923 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:26:40,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4321 states. [2022-02-18 15:26:40,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4321 to 3823. [2022-02-18 15:26:40,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3823 states, 3821 states have (on average 2.6956294163831456) internal successors, (10300), 3822 states have internal predecessors, (10300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:40,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3823 states to 3823 states and 10300 transitions. [2022-02-18 15:26:40,432 INFO L78 Accepts]: Start accepts. Automaton has 3823 states and 10300 transitions. Word has length 126 [2022-02-18 15:26:40,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:40,433 INFO L470 AbstractCegarLoop]: Abstraction has 3823 states and 10300 transitions. [2022-02-18 15:26:40,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:40,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3823 states and 10300 transitions. [2022-02-18 15:26:40,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:40,435 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:40,436 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:40,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-02-18 15:26:40,436 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:40,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:40,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1336349327, now seen corresponding path program 2 times [2022-02-18 15:26:40,436 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:40,436 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894462213] [2022-02-18 15:26:40,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:40,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:41,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:41,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:41,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894462213] [2022-02-18 15:26:41,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894462213] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:41,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:41,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:41,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286451905] [2022-02-18 15:26:41,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:41,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:41,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:41,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:41,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:41,022 INFO L87 Difference]: Start difference. First operand 3823 states and 10300 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:41,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:41,653 INFO L93 Difference]: Finished difference Result 4765 states and 12343 transitions. [2022-02-18 15:26:41,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:41,653 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:41,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:41,660 INFO L225 Difference]: With dead ends: 4765 [2022-02-18 15:26:41,660 INFO L226 Difference]: Without dead ends: 4765 [2022-02-18 15:26:41,660 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=208, Invalid=392, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:41,660 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 569 mSDsluCounter, 569 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:41,660 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 739 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 464 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-18 15:26:41,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-02-18 15:26:41,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 3892. [2022-02-18 15:26:41,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3892 states, 3890 states have (on average 2.6982005141388177) internal successors, (10496), 3891 states have internal predecessors, (10496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:41,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3892 states and 10496 transitions. [2022-02-18 15:26:41,702 INFO L78 Accepts]: Start accepts. Automaton has 3892 states and 10496 transitions. Word has length 126 [2022-02-18 15:26:41,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:41,703 INFO L470 AbstractCegarLoop]: Abstraction has 3892 states and 10496 transitions. [2022-02-18 15:26:41,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:41,703 INFO L276 IsEmpty]: Start isEmpty. Operand 3892 states and 10496 transitions. [2022-02-18 15:26:41,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:41,706 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:41,706 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:41,706 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-02-18 15:26:41,706 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:41,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:41,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1391820107, now seen corresponding path program 3 times [2022-02-18 15:26:41,706 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:41,706 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749196148] [2022-02-18 15:26:41,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:41,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:42,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:42,477 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:42,477 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749196148] [2022-02-18 15:26:42,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749196148] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:42,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:42,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:42,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431387778] [2022-02-18 15:26:42,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:42,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:42,478 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:42,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:42,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:42,479 INFO L87 Difference]: Start difference. First operand 3892 states and 10496 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:43,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:43,211 INFO L93 Difference]: Finished difference Result 4489 states and 11754 transitions. [2022-02-18 15:26:43,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:43,211 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:43,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:43,217 INFO L225 Difference]: With dead ends: 4489 [2022-02-18 15:26:43,217 INFO L226 Difference]: Without dead ends: 4489 [2022-02-18 15:26:43,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=201, Invalid=399, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:43,217 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 554 mSDsluCounter, 696 mSDsCounter, 0 mSdLazyCounter, 539 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 864 SdHoareTripleChecker+Invalid, 657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:43,218 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [554 Valid, 864 Invalid, 657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 539 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:26:43,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4489 states. [2022-02-18 15:26:43,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4489 to 3892. [2022-02-18 15:26:43,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3892 states, 3890 states have (on average 2.6982005141388177) internal successors, (10496), 3891 states have internal predecessors, (10496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:43,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3892 states and 10496 transitions. [2022-02-18 15:26:43,261 INFO L78 Accepts]: Start accepts. Automaton has 3892 states and 10496 transitions. Word has length 126 [2022-02-18 15:26:43,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:43,261 INFO L470 AbstractCegarLoop]: Abstraction has 3892 states and 10496 transitions. [2022-02-18 15:26:43,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:43,261 INFO L276 IsEmpty]: Start isEmpty. Operand 3892 states and 10496 transitions. [2022-02-18 15:26:43,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:43,264 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:43,264 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:43,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-02-18 15:26:43,264 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:43,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:43,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1552060359, now seen corresponding path program 4 times [2022-02-18 15:26:43,265 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:43,265 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361976213] [2022-02-18 15:26:43,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:43,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:43,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:43,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:43,745 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:43,745 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361976213] [2022-02-18 15:26:43,745 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361976213] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:43,745 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:43,745 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:43,745 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470681725] [2022-02-18 15:26:43,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:43,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:43,746 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:43,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:43,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:43,746 INFO L87 Difference]: Start difference. First operand 3892 states and 10496 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:44,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:44,479 INFO L93 Difference]: Finished difference Result 4993 states and 12972 transitions. [2022-02-18 15:26:44,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 15:26:44,480 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:44,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:44,486 INFO L225 Difference]: With dead ends: 4993 [2022-02-18 15:26:44,486 INFO L226 Difference]: Without dead ends: 4993 [2022-02-18 15:26:44,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=248, Invalid=454, Unknown=0, NotChecked=0, Total=702 [2022-02-18 15:26:44,486 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 537 mSDsluCounter, 630 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 537 SdHoareTripleChecker+Valid, 813 SdHoareTripleChecker+Invalid, 619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:44,486 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [537 Valid, 813 Invalid, 619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:26:44,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2022-02-18 15:26:44,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 3961. [2022-02-18 15:26:44,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3961 states, 3959 states have (on average 2.7006819904016166) internal successors, (10692), 3960 states have internal predecessors, (10692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:44,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3961 states to 3961 states and 10692 transitions. [2022-02-18 15:26:44,532 INFO L78 Accepts]: Start accepts. Automaton has 3961 states and 10692 transitions. Word has length 126 [2022-02-18 15:26:44,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:44,532 INFO L470 AbstractCegarLoop]: Abstraction has 3961 states and 10692 transitions. [2022-02-18 15:26:44,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:44,532 INFO L276 IsEmpty]: Start isEmpty. Operand 3961 states and 10692 transitions. [2022-02-18 15:26:44,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:44,535 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:44,536 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:44,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-02-18 15:26:44,536 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:44,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:44,536 INFO L85 PathProgramCache]: Analyzing trace with hash -252679595, now seen corresponding path program 5 times [2022-02-18 15:26:44,536 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:44,536 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735319469] [2022-02-18 15:26:44,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:44,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:45,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:45,216 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:45,216 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735319469] [2022-02-18 15:26:45,216 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735319469] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:45,216 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:45,216 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:45,217 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376457448] [2022-02-18 15:26:45,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:45,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:45,217 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:45,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:45,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:45,217 INFO L87 Difference]: Start difference. First operand 3961 states and 10692 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:46,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:46,089 INFO L93 Difference]: Finished difference Result 4993 states and 12972 transitions. [2022-02-18 15:26:46,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 15:26:46,090 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:46,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:46,096 INFO L225 Difference]: With dead ends: 4993 [2022-02-18 15:26:46,096 INFO L226 Difference]: Without dead ends: 4993 [2022-02-18 15:26:46,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=238, Invalid=464, Unknown=0, NotChecked=0, Total=702 [2022-02-18 15:26:46,096 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 599 mSDsluCounter, 779 mSDsCounter, 0 mSdLazyCounter, 667 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 959 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:46,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [599 Valid, 959 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 667 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:26:46,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2022-02-18 15:26:46,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 3985. [2022-02-18 15:26:46,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3985 states, 3983 states have (on average 2.7019834295756966) internal successors, (10762), 3984 states have internal predecessors, (10762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:46,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 3985 states and 10762 transitions. [2022-02-18 15:26:46,140 INFO L78 Accepts]: Start accepts. Automaton has 3985 states and 10762 transitions. Word has length 126 [2022-02-18 15:26:46,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:46,140 INFO L470 AbstractCegarLoop]: Abstraction has 3985 states and 10762 transitions. [2022-02-18 15:26:46,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:46,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3985 states and 10762 transitions. [2022-02-18 15:26:46,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:46,143 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:46,143 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:46,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-02-18 15:26:46,143 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:46,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:46,144 INFO L85 PathProgramCache]: Analyzing trace with hash -308150375, now seen corresponding path program 6 times [2022-02-18 15:26:46,144 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:46,144 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718531526] [2022-02-18 15:26:46,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:46,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:47,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:47,032 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:47,033 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718531526] [2022-02-18 15:26:47,033 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718531526] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:47,033 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:47,033 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:47,033 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423152720] [2022-02-18 15:26:47,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:47,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:47,033 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:47,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:47,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:47,034 INFO L87 Difference]: Start difference. First operand 3985 states and 10762 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:47,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:47,933 INFO L93 Difference]: Finished difference Result 4837 states and 12709 transitions. [2022-02-18 15:26:47,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:47,933 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:47,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:47,940 INFO L225 Difference]: With dead ends: 4837 [2022-02-18 15:26:47,940 INFO L226 Difference]: Without dead ends: 4837 [2022-02-18 15:26:47,940 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=404, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:47,940 INFO L933 BasicCegarLoop]: 173 mSDtfsCounter, 513 mSDsluCounter, 926 mSDsCounter, 0 mSdLazyCounter, 713 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 513 SdHoareTripleChecker+Valid, 1084 SdHoareTripleChecker+Invalid, 811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:47,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [513 Valid, 1084 Invalid, 811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 713 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:26:47,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4837 states. [2022-02-18 15:26:47,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4837 to 3985. [2022-02-18 15:26:47,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3985 states, 3983 states have (on average 2.7019834295756966) internal successors, (10762), 3984 states have internal predecessors, (10762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:47,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 3985 states and 10762 transitions. [2022-02-18 15:26:47,984 INFO L78 Accepts]: Start accepts. Automaton has 3985 states and 10762 transitions. Word has length 126 [2022-02-18 15:26:47,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:47,984 INFO L470 AbstractCegarLoop]: Abstraction has 3985 states and 10762 transitions. [2022-02-18 15:26:47,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:47,984 INFO L276 IsEmpty]: Start isEmpty. Operand 3985 states and 10762 transitions. [2022-02-18 15:26:47,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:47,987 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:47,987 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:47,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-02-18 15:26:47,988 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:47,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:47,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1142049773, now seen corresponding path program 7 times [2022-02-18 15:26:47,988 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:47,988 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037455893] [2022-02-18 15:26:47,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:47,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:48,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:48,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:48,769 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:48,769 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037455893] [2022-02-18 15:26:48,769 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037455893] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:48,769 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:48,769 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:48,769 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21369299] [2022-02-18 15:26:48,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:48,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:48,769 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:48,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:48,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:48,770 INFO L87 Difference]: Start difference. First operand 3985 states and 10762 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:49,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:49,473 INFO L93 Difference]: Finished difference Result 4735 states and 12428 transitions. [2022-02-18 15:26:49,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:49,474 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:49,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:49,480 INFO L225 Difference]: With dead ends: 4735 [2022-02-18 15:26:49,480 INFO L226 Difference]: Without dead ends: 4735 [2022-02-18 15:26:49,480 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=197, Invalid=403, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:49,480 INFO L933 BasicCegarLoop]: 173 mSDtfsCounter, 527 mSDsluCounter, 691 mSDsCounter, 0 mSdLazyCounter, 544 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 527 SdHoareTripleChecker+Valid, 854 SdHoareTripleChecker+Invalid, 656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:49,481 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [527 Valid, 854 Invalid, 656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 544 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:26:49,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4735 states. [2022-02-18 15:26:49,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4735 to 3961. [2022-02-18 15:26:49,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3961 states, 3959 states have (on average 2.7006819904016166) internal successors, (10692), 3960 states have internal predecessors, (10692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:49,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3961 states to 3961 states and 10692 transitions. [2022-02-18 15:26:49,523 INFO L78 Accepts]: Start accepts. Automaton has 3961 states and 10692 transitions. Word has length 126 [2022-02-18 15:26:49,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:49,524 INFO L470 AbstractCegarLoop]: Abstraction has 3961 states and 10692 transitions. [2022-02-18 15:26:49,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:49,524 INFO L276 IsEmpty]: Start isEmpty. Operand 3961 states and 10692 transitions. [2022-02-18 15:26:49,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:49,527 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:49,527 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:49,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-02-18 15:26:49,527 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:49,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:49,527 INFO L85 PathProgramCache]: Analyzing trace with hash -106901071, now seen corresponding path program 8 times [2022-02-18 15:26:49,528 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:49,528 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205734735] [2022-02-18 15:26:49,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:49,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:49,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:49,909 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:49,909 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205734735] [2022-02-18 15:26:49,909 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205734735] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:49,909 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:49,909 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:49,909 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252839521] [2022-02-18 15:26:49,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:49,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:49,910 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:49,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:49,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:49,910 INFO L87 Difference]: Start difference. First operand 3961 states and 10692 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:50,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:50,573 INFO L93 Difference]: Finished difference Result 5221 states and 13601 transitions. [2022-02-18 15:26:50,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:26:50,573 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:50,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:50,580 INFO L225 Difference]: With dead ends: 5221 [2022-02-18 15:26:50,580 INFO L226 Difference]: Without dead ends: 5221 [2022-02-18 15:26:50,580 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=289, Invalid=523, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:26:50,583 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 576 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 420 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 576 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:50,583 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [576 Valid, 711 Invalid, 559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 420 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-18 15:26:50,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5221 states. [2022-02-18 15:26:50,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5221 to 4030. [2022-02-18 15:26:50,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4028 states have (on average 2.7030784508440915) internal successors, (10888), 4029 states have internal predecessors, (10888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:50,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 10888 transitions. [2022-02-18 15:26:50,631 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 10888 transitions. Word has length 126 [2022-02-18 15:26:50,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:50,631 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 10888 transitions. [2022-02-18 15:26:50,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:50,631 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 10888 transitions. [2022-02-18 15:26:50,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:50,634 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:50,634 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:50,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-02-18 15:26:50,634 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:50,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:50,635 INFO L85 PathProgramCache]: Analyzing trace with hash -66704353, now seen corresponding path program 9 times [2022-02-18 15:26:50,635 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:50,635 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749388919] [2022-02-18 15:26:50,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:50,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:51,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:51,188 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:51,188 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749388919] [2022-02-18 15:26:51,188 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749388919] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:51,188 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:51,189 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:51,189 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199227360] [2022-02-18 15:26:51,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:51,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:51,189 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:51,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:51,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:51,189 INFO L87 Difference]: Start difference. First operand 4030 states and 10888 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:52,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:52,055 INFO L93 Difference]: Finished difference Result 5281 states and 13764 transitions. [2022-02-18 15:26:52,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:26:52,055 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:52,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:52,062 INFO L225 Difference]: With dead ends: 5281 [2022-02-18 15:26:52,062 INFO L226 Difference]: Without dead ends: 5281 [2022-02-18 15:26:52,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=276, Invalid=536, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:26:52,062 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 576 mSDsluCounter, 725 mSDsCounter, 0 mSdLazyCounter, 616 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 576 SdHoareTripleChecker+Valid, 921 SdHoareTripleChecker+Invalid, 752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:52,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [576 Valid, 921 Invalid, 752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 616 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:26:52,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5281 states. [2022-02-18 15:26:52,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5281 to 4054. [2022-02-18 15:26:52,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4054 states, 4052 states have (on average 2.7043435340572555) internal successors, (10958), 4053 states have internal predecessors, (10958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:52,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 4054 states and 10958 transitions. [2022-02-18 15:26:52,112 INFO L78 Accepts]: Start accepts. Automaton has 4054 states and 10958 transitions. Word has length 126 [2022-02-18 15:26:52,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:52,112 INFO L470 AbstractCegarLoop]: Abstraction has 4054 states and 10958 transitions. [2022-02-18 15:26:52,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:52,112 INFO L276 IsEmpty]: Start isEmpty. Operand 4054 states and 10958 transitions. [2022-02-18 15:26:52,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:52,115 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:52,115 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:52,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-02-18 15:26:52,115 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:52,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:52,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1871444307, now seen corresponding path program 10 times [2022-02-18 15:26:52,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:52,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360141286] [2022-02-18 15:26:52,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:52,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:52,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:52,952 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:52,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360141286] [2022-02-18 15:26:52,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360141286] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:52,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:52,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:52,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825311892] [2022-02-18 15:26:52,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:52,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:52,953 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:52,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:52,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:52,954 INFO L87 Difference]: Start difference. First operand 4054 states and 10958 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:53,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:53,819 INFO L93 Difference]: Finished difference Result 5413 states and 14125 transitions. [2022-02-18 15:26:53,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:53,819 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:53,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:53,826 INFO L225 Difference]: With dead ends: 5413 [2022-02-18 15:26:53,826 INFO L226 Difference]: Without dead ends: 5413 [2022-02-18 15:26:53,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=194, Invalid=406, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:53,827 INFO L933 BasicCegarLoop]: 172 mSDtfsCounter, 647 mSDsluCounter, 843 mSDsCounter, 0 mSdLazyCounter, 714 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 647 SdHoareTripleChecker+Valid, 1000 SdHoareTripleChecker+Invalid, 831 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:53,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [647 Valid, 1000 Invalid, 831 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 714 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:26:53,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5413 states. [2022-02-18 15:26:53,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5413 to 4078. [2022-02-18 15:26:53,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4078 states, 4076 states have (on average 2.705593719332679) internal successors, (11028), 4077 states have internal predecessors, (11028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:53,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 4078 states and 11028 transitions. [2022-02-18 15:26:53,874 INFO L78 Accepts]: Start accepts. Automaton has 4078 states and 11028 transitions. Word has length 126 [2022-02-18 15:26:53,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:53,874 INFO L470 AbstractCegarLoop]: Abstraction has 4078 states and 11028 transitions. [2022-02-18 15:26:53,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:53,874 INFO L276 IsEmpty]: Start isEmpty. Operand 4078 states and 11028 transitions. [2022-02-18 15:26:53,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:53,878 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:53,878 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:53,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-02-18 15:26:53,878 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:53,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:53,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1926915087, now seen corresponding path program 11 times [2022-02-18 15:26:53,878 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:53,878 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624871896] [2022-02-18 15:26:53,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:53,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:54,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:54,802 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:54,802 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624871896] [2022-02-18 15:26:54,802 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624871896] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:54,802 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:54,802 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:54,802 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659493900] [2022-02-18 15:26:54,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:54,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:54,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:54,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:54,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:54,803 INFO L87 Difference]: Start difference. First operand 4078 states and 11028 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:55,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:55,722 INFO L93 Difference]: Finished difference Result 5077 states and 13373 transitions. [2022-02-18 15:26:55,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:55,722 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:55,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:55,728 INFO L225 Difference]: With dead ends: 5077 [2022-02-18 15:26:55,729 INFO L226 Difference]: Without dead ends: 5077 [2022-02-18 15:26:55,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=193, Invalid=407, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:55,729 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 516 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 697 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 516 SdHoareTripleChecker+Valid, 1001 SdHoareTripleChecker+Invalid, 806 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 697 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:55,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [516 Valid, 1001 Invalid, 806 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 697 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:26:55,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5077 states. [2022-02-18 15:26:55,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5077 to 4054. [2022-02-18 15:26:55,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4054 states, 4052 states have (on average 2.7043435340572555) internal successors, (10958), 4053 states have internal predecessors, (10958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:55,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 4054 states and 10958 transitions. [2022-02-18 15:26:55,773 INFO L78 Accepts]: Start accepts. Automaton has 4054 states and 10958 transitions. Word has length 126 [2022-02-18 15:26:55,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:55,773 INFO L470 AbstractCegarLoop]: Abstraction has 4054 states and 10958 transitions. [2022-02-18 15:26:55,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:55,773 INFO L276 IsEmpty]: Start isEmpty. Operand 4054 states and 10958 transitions. [2022-02-18 15:26:55,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:55,776 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:55,777 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:55,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-02-18 15:26:55,777 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:55,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:55,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1558065865, now seen corresponding path program 12 times [2022-02-18 15:26:55,777 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:55,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530277699] [2022-02-18 15:26:55,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:55,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:56,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:56,450 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:56,450 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530277699] [2022-02-18 15:26:56,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530277699] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:56,450 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:56,451 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:56,451 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633673672] [2022-02-18 15:26:56,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:56,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:56,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:56,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:56,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:56,451 INFO L87 Difference]: Start difference. First operand 4054 states and 10958 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:57,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:57,439 INFO L93 Difference]: Finished difference Result 5245 states and 13665 transitions. [2022-02-18 15:26:57,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-18 15:26:57,439 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:57,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:57,446 INFO L225 Difference]: With dead ends: 5245 [2022-02-18 15:26:57,447 INFO L226 Difference]: Without dead ends: 5245 [2022-02-18 15:26:57,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=215, Invalid=435, Unknown=0, NotChecked=0, Total=650 [2022-02-18 15:26:57,447 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 500 mSDsluCounter, 1080 mSDsCounter, 0 mSdLazyCounter, 856 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 1246 SdHoareTripleChecker+Invalid, 949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:57,447 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [500 Valid, 1246 Invalid, 949 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 856 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:26:57,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5245 states. [2022-02-18 15:26:57,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5245 to 4078. [2022-02-18 15:26:57,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4078 states, 4076 states have (on average 2.705593719332679) internal successors, (11028), 4077 states have internal predecessors, (11028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:57,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 4078 states and 11028 transitions. [2022-02-18 15:26:57,505 INFO L78 Accepts]: Start accepts. Automaton has 4078 states and 11028 transitions. Word has length 126 [2022-02-18 15:26:57,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:57,506 INFO L470 AbstractCegarLoop]: Abstraction has 4078 states and 11028 transitions. [2022-02-18 15:26:57,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:57,506 INFO L276 IsEmpty]: Start isEmpty. Operand 4078 states and 11028 transitions. [2022-02-18 15:26:57,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:57,509 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:57,509 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:57,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-02-18 15:26:57,509 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:57,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:57,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1613536645, now seen corresponding path program 13 times [2022-02-18 15:26:57,510 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:57,510 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258339670] [2022-02-18 15:26:57,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:57,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:58,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:58,418 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:58,418 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258339670] [2022-02-18 15:26:58,418 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258339670] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:58,418 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:58,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:58,418 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296773556] [2022-02-18 15:26:58,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:58,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:58,419 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:58,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:58,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:58,419 INFO L87 Difference]: Start difference. First operand 4078 states and 11028 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:59,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:26:59,224 INFO L93 Difference]: Finished difference Result 5149 states and 13565 transitions. [2022-02-18 15:26:59,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:26:59,225 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:26:59,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:26:59,261 INFO L225 Difference]: With dead ends: 5149 [2022-02-18 15:26:59,261 INFO L226 Difference]: Without dead ends: 5149 [2022-02-18 15:26:59,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=193, Invalid=407, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:26:59,262 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 516 mSDsluCounter, 730 mSDsCounter, 0 mSdLazyCounter, 622 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 516 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:26:59,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [516 Valid, 886 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 622 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:26:59,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5149 states. [2022-02-18 15:26:59,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5149 to 4066. [2022-02-18 15:26:59,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4066 states, 4064 states have (on average 2.704970472440945) internal successors, (10993), 4065 states have internal predecessors, (10993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:59,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 4066 states and 10993 transitions. [2022-02-18 15:26:59,302 INFO L78 Accepts]: Start accepts. Automaton has 4066 states and 10993 transitions. Word has length 126 [2022-02-18 15:26:59,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:26:59,303 INFO L470 AbstractCegarLoop]: Abstraction has 4066 states and 10993 transitions. [2022-02-18 15:26:59,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:26:59,303 INFO L276 IsEmpty]: Start isEmpty. Operand 4066 states and 10993 transitions. [2022-02-18 15:26:59,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:26:59,306 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:26:59,306 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:26:59,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-02-18 15:26:59,306 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:26:59,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:26:59,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1847531253, now seen corresponding path program 14 times [2022-02-18 15:26:59,309 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:26:59,309 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171287229] [2022-02-18 15:26:59,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:26:59,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:26:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:26:59,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:26:59,983 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:26:59,983 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171287229] [2022-02-18 15:26:59,983 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171287229] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:26:59,983 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:26:59,983 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:26:59,983 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301216767] [2022-02-18 15:26:59,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:26:59,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:26:59,984 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:26:59,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:26:59,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:26:59,984 INFO L87 Difference]: Start difference. First operand 4066 states and 10993 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:00,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:00,846 INFO L93 Difference]: Finished difference Result 4837 states and 12715 transitions. [2022-02-18 15:27:00,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:00,846 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:00,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:00,852 INFO L225 Difference]: With dead ends: 4837 [2022-02-18 15:27:00,852 INFO L226 Difference]: Without dead ends: 4837 [2022-02-18 15:27:00,853 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=405, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:00,853 INFO L933 BasicCegarLoop]: 166 mSDtfsCounter, 508 mSDsluCounter, 859 mSDsCounter, 0 mSdLazyCounter, 703 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 1011 SdHoareTripleChecker+Invalid, 803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:00,853 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [508 Valid, 1011 Invalid, 803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 703 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:27:00,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4837 states. [2022-02-18 15:27:00,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4837 to 4030. [2022-02-18 15:27:00,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4028 states have (on average 2.7030784508440915) internal successors, (10888), 4029 states have internal predecessors, (10888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:00,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 10888 transitions. [2022-02-18 15:27:00,897 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 10888 transitions. Word has length 126 [2022-02-18 15:27:00,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:00,897 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 10888 transitions. [2022-02-18 15:27:00,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:00,897 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 10888 transitions. [2022-02-18 15:27:00,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:00,900 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:00,900 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:00,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-02-18 15:27:00,901 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:00,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:00,901 INFO L85 PathProgramCache]: Analyzing trace with hash -41846645, now seen corresponding path program 15 times [2022-02-18 15:27:00,901 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:00,901 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765060434] [2022-02-18 15:27:00,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:00,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:00,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:01,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:01,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:01,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765060434] [2022-02-18 15:27:01,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765060434] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:01,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:01,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:01,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995495234] [2022-02-18 15:27:01,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:01,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:01,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:01,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:01,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:01,203 INFO L87 Difference]: Start difference. First operand 4030 states and 10888 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:01,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:01,969 INFO L93 Difference]: Finished difference Result 4789 states and 12575 transitions. [2022-02-18 15:27:01,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:27:01,970 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:01,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:01,976 INFO L225 Difference]: With dead ends: 4789 [2022-02-18 15:27:01,976 INFO L226 Difference]: Without dead ends: 4789 [2022-02-18 15:27:01,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=315, Invalid=615, Unknown=0, NotChecked=0, Total=930 [2022-02-18 15:27:01,977 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 588 mSDsluCounter, 870 mSDsCounter, 0 mSdLazyCounter, 621 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 588 SdHoareTripleChecker+Valid, 1107 SdHoareTripleChecker+Invalid, 687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:01,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [588 Valid, 1107 Invalid, 687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 621 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:01,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4789 states. [2022-02-18 15:27:02,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4789 to 4040. [2022-02-18 15:27:02,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4040 states, 4038 states have (on average 2.703318474492323) internal successors, (10916), 4039 states have internal predecessors, (10916), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:02,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 4040 states and 10916 transitions. [2022-02-18 15:27:02,026 INFO L78 Accepts]: Start accepts. Automaton has 4040 states and 10916 transitions. Word has length 126 [2022-02-18 15:27:02,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:02,027 INFO L470 AbstractCegarLoop]: Abstraction has 4040 states and 10916 transitions. [2022-02-18 15:27:02,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:02,027 INFO L276 IsEmpty]: Start isEmpty. Operand 4040 states and 10916 transitions. [2022-02-18 15:27:02,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:02,030 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:02,030 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:02,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-02-18 15:27:02,031 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:02,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:02,031 INFO L85 PathProgramCache]: Analyzing trace with hash -123176075, now seen corresponding path program 16 times [2022-02-18 15:27:02,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:02,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549259674] [2022-02-18 15:27:02,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:02,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:02,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:02,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:02,422 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:02,422 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549259674] [2022-02-18 15:27:02,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549259674] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:02,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:02,423 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:02,423 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799007825] [2022-02-18 15:27:02,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:02,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:02,423 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:02,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:02,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:02,423 INFO L87 Difference]: Start difference. First operand 4040 states and 10916 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:02,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:02,998 INFO L93 Difference]: Finished difference Result 4849 states and 12753 transitions. [2022-02-18 15:27:02,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:02,998 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:02,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:03,004 INFO L225 Difference]: With dead ends: 4849 [2022-02-18 15:27:03,005 INFO L226 Difference]: Without dead ends: 4849 [2022-02-18 15:27:03,005 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=406, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:03,005 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 554 mSDsluCounter, 747 mSDsCounter, 0 mSdLazyCounter, 540 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 929 SdHoareTripleChecker+Invalid, 592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:03,005 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [554 Valid, 929 Invalid, 592 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 540 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-18 15:27:03,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4849 states. [2022-02-18 15:27:03,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4849 to 4050. [2022-02-18 15:27:03,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4050 states, 4048 states have (on average 2.7035573122529644) internal successors, (10944), 4049 states have internal predecessors, (10944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:03,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 4050 states and 10944 transitions. [2022-02-18 15:27:03,048 INFO L78 Accepts]: Start accepts. Automaton has 4050 states and 10944 transitions. Word has length 126 [2022-02-18 15:27:03,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:03,048 INFO L470 AbstractCegarLoop]: Abstraction has 4050 states and 10944 transitions. [2022-02-18 15:27:03,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:03,048 INFO L276 IsEmpty]: Start isEmpty. Operand 4050 states and 10944 transitions. [2022-02-18 15:27:03,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:03,052 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:03,052 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:03,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-02-18 15:27:03,052 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:03,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:03,052 INFO L85 PathProgramCache]: Analyzing trace with hash -129432185, now seen corresponding path program 17 times [2022-02-18 15:27:03,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:03,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176443825] [2022-02-18 15:27:03,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:03,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:03,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:03,546 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:03,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176443825] [2022-02-18 15:27:03,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176443825] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:03,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:03,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:03,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864075283] [2022-02-18 15:27:03,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:03,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:03,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:03,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:03,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:03,548 INFO L87 Difference]: Start difference. First operand 4050 states and 10944 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:04,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:04,202 INFO L93 Difference]: Finished difference Result 4777 states and 12567 transitions. [2022-02-18 15:27:04,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:04,202 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:04,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:04,209 INFO L225 Difference]: With dead ends: 4777 [2022-02-18 15:27:04,209 INFO L226 Difference]: Without dead ends: 4777 [2022-02-18 15:27:04,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:04,209 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 569 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 602 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 1029 SdHoareTripleChecker+Invalid, 655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 602 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:04,209 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 1029 Invalid, 655 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 602 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:04,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4777 states. [2022-02-18 15:27:04,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4777 to 4060. [2022-02-18 15:27:04,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4060 states, 4058 states have (on average 2.703794972893051) internal successors, (10972), 4059 states have internal predecessors, (10972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:04,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 4060 states and 10972 transitions. [2022-02-18 15:27:04,253 INFO L78 Accepts]: Start accepts. Automaton has 4060 states and 10972 transitions. Word has length 126 [2022-02-18 15:27:04,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:04,253 INFO L470 AbstractCegarLoop]: Abstraction has 4060 states and 10972 transitions. [2022-02-18 15:27:04,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:04,253 INFO L276 IsEmpty]: Start isEmpty. Operand 4060 states and 10972 transitions. [2022-02-18 15:27:04,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:04,256 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:04,257 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:04,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-02-18 15:27:04,257 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:04,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:04,257 INFO L85 PathProgramCache]: Analyzing trace with hash -129491705, now seen corresponding path program 18 times [2022-02-18 15:27:04,257 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:04,257 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909907146] [2022-02-18 15:27:04,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:04,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:04,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:04,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:04,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909907146] [2022-02-18 15:27:04,920 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909907146] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:04,920 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:04,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:04,920 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106578369] [2022-02-18 15:27:04,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:04,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:04,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:04,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:04,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:04,921 INFO L87 Difference]: Start difference. First operand 4060 states and 10972 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:05,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:05,498 INFO L93 Difference]: Finished difference Result 4513 states and 12001 transitions. [2022-02-18 15:27:05,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:05,498 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:05,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:05,504 INFO L225 Difference]: With dead ends: 4513 [2022-02-18 15:27:05,504 INFO L226 Difference]: Without dead ends: 4513 [2022-02-18 15:27:05,504 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:05,504 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 574 mSDsluCounter, 687 mSDsCounter, 0 mSdLazyCounter, 498 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 874 SdHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:05,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [574 Valid, 874 Invalid, 535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 498 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-18 15:27:05,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4513 states. [2022-02-18 15:27:05,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4513 to 4030. [2022-02-18 15:27:05,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4028 states have (on average 2.7030784508440915) internal successors, (10888), 4029 states have internal predecessors, (10888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:05,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 10888 transitions. [2022-02-18 15:27:05,548 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 10888 transitions. Word has length 126 [2022-02-18 15:27:05,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:05,548 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 10888 transitions. [2022-02-18 15:27:05,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:05,549 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 10888 transitions. [2022-02-18 15:27:05,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:05,552 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:05,552 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:05,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-02-18 15:27:05,552 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:05,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:05,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1348046763, now seen corresponding path program 19 times [2022-02-18 15:27:05,552 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:05,552 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258413427] [2022-02-18 15:27:05,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:05,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:05,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:05,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:05,976 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:05,976 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258413427] [2022-02-18 15:27:05,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258413427] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:05,976 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:05,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:05,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865395506] [2022-02-18 15:27:05,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:05,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:05,977 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:05,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:05,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:05,977 INFO L87 Difference]: Start difference. First operand 4030 states and 10888 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:06,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:06,765 INFO L93 Difference]: Finished difference Result 4795 states and 12689 transitions. [2022-02-18 15:27:06,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:27:06,765 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:06,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:06,771 INFO L225 Difference]: With dead ends: 4795 [2022-02-18 15:27:06,771 INFO L226 Difference]: Without dead ends: 4795 [2022-02-18 15:27:06,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=315, Invalid=615, Unknown=0, NotChecked=0, Total=930 [2022-02-18 15:27:06,772 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 598 mSDsluCounter, 891 mSDsCounter, 0 mSdLazyCounter, 624 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 1125 SdHoareTripleChecker+Invalid, 722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:06,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [598 Valid, 1125 Invalid, 722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 624 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:06,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4795 states. [2022-02-18 15:27:06,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4795 to 3989. [2022-02-18 15:27:06,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3989 states, 3987 states have (on average 2.7022824178580387) internal successors, (10774), 3988 states have internal predecessors, (10774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:06,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 3989 states and 10774 transitions. [2022-02-18 15:27:06,814 INFO L78 Accepts]: Start accepts. Automaton has 3989 states and 10774 transitions. Word has length 126 [2022-02-18 15:27:06,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:06,814 INFO L470 AbstractCegarLoop]: Abstraction has 3989 states and 10774 transitions. [2022-02-18 15:27:06,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:06,814 INFO L276 IsEmpty]: Start isEmpty. Operand 3989 states and 10774 transitions. [2022-02-18 15:27:06,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:06,817 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:06,817 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:06,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-02-18 15:27:06,817 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:06,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:06,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1388243481, now seen corresponding path program 20 times [2022-02-18 15:27:06,818 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:06,818 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916658904] [2022-02-18 15:27:06,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:06,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:07,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:07,433 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:07,433 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916658904] [2022-02-18 15:27:07,434 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916658904] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:07,434 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:07,434 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:07,434 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622761336] [2022-02-18 15:27:07,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:07,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:07,434 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:07,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:07,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:07,434 INFO L87 Difference]: Start difference. First operand 3989 states and 10774 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:08,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:08,038 INFO L93 Difference]: Finished difference Result 4903 states and 13000 transitions. [2022-02-18 15:27:08,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:08,039 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:08,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:08,045 INFO L225 Difference]: With dead ends: 4903 [2022-02-18 15:27:08,046 INFO L226 Difference]: Without dead ends: 4903 [2022-02-18 15:27:08,046 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=194, Invalid=406, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:08,046 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 603 mSDsluCounter, 583 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 766 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:08,046 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [603 Valid, 766 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-18 15:27:08,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4903 states. [2022-02-18 15:27:08,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4903 to 4013. [2022-02-18 15:27:08,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4013 states, 4011 states have (on average 2.7035651957117928) internal successors, (10844), 4012 states have internal predecessors, (10844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:08,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 4013 states and 10844 transitions. [2022-02-18 15:27:08,096 INFO L78 Accepts]: Start accepts. Automaton has 4013 states and 10844 transitions. Word has length 126 [2022-02-18 15:27:08,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:08,096 INFO L470 AbstractCegarLoop]: Abstraction has 4013 states and 10844 transitions. [2022-02-18 15:27:08,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:08,096 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 10844 transitions. [2022-02-18 15:27:08,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:08,100 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:08,100 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:08,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-02-18 15:27:08,100 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:08,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:08,101 INFO L85 PathProgramCache]: Analyzing trace with hash -416496473, now seen corresponding path program 21 times [2022-02-18 15:27:08,101 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:08,101 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239725754] [2022-02-18 15:27:08,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:08,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:08,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:09,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:09,119 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:09,119 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239725754] [2022-02-18 15:27:09,119 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239725754] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:09,119 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:09,119 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:09,119 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894281495] [2022-02-18 15:27:09,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:09,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:09,119 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:09,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:09,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:09,120 INFO L87 Difference]: Start difference. First operand 4013 states and 10844 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:09,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:09,971 INFO L93 Difference]: Finished difference Result 4783 states and 12674 transitions. [2022-02-18 15:27:09,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:09,972 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:09,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:09,978 INFO L225 Difference]: With dead ends: 4783 [2022-02-18 15:27:09,978 INFO L226 Difference]: Without dead ends: 4783 [2022-02-18 15:27:09,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:09,979 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 547 mSDsluCounter, 1092 mSDsCounter, 0 mSdLazyCounter, 733 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 547 SdHoareTripleChecker+Valid, 1263 SdHoareTripleChecker+Invalid, 783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:09,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [547 Valid, 1263 Invalid, 783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 733 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:27:09,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4783 states. [2022-02-18 15:27:10,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4783 to 4025. [2022-02-18 15:27:10,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4025 states, 4023 states have (on average 2.7042008451404427) internal successors, (10879), 4024 states have internal predecessors, (10879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:10,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4025 states to 4025 states and 10879 transitions. [2022-02-18 15:27:10,035 INFO L78 Accepts]: Start accepts. Automaton has 4025 states and 10879 transitions. Word has length 126 [2022-02-18 15:27:10,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:10,035 INFO L470 AbstractCegarLoop]: Abstraction has 4025 states and 10879 transitions. [2022-02-18 15:27:10,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:10,035 INFO L276 IsEmpty]: Start isEmpty. Operand 4025 states and 10879 transitions. [2022-02-18 15:27:10,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:10,039 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:10,039 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:10,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-02-18 15:27:10,039 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:10,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:10,039 INFO L85 PathProgramCache]: Analyzing trace with hash -471967253, now seen corresponding path program 22 times [2022-02-18 15:27:10,039 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:10,039 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582027398] [2022-02-18 15:27:10,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:10,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:11,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:11,149 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:11,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582027398] [2022-02-18 15:27:11,150 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582027398] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:11,150 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:11,150 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:11,150 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799269769] [2022-02-18 15:27:11,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:11,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:11,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:11,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:11,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:11,151 INFO L87 Difference]: Start difference. First operand 4025 states and 10879 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:11,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:11,946 INFO L93 Difference]: Finished difference Result 4447 states and 11922 transitions. [2022-02-18 15:27:11,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:11,946 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:11,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:11,953 INFO L225 Difference]: With dead ends: 4447 [2022-02-18 15:27:11,953 INFO L226 Difference]: Without dead ends: 4447 [2022-02-18 15:27:11,953 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:11,953 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 545 mSDsluCounter, 909 mSDsCounter, 0 mSdLazyCounter, 603 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 545 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:11,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [545 Valid, 1083 Invalid, 658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 603 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:11,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4447 states. [2022-02-18 15:27:11,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4447 to 3989. [2022-02-18 15:27:12,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3989 states, 3987 states have (on average 2.7022824178580387) internal successors, (10774), 3988 states have internal predecessors, (10774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:12,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 3989 states and 10774 transitions. [2022-02-18 15:27:12,009 INFO L78 Accepts]: Start accepts. Automaton has 3989 states and 10774 transitions. Word has length 126 [2022-02-18 15:27:12,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:12,009 INFO L470 AbstractCegarLoop]: Abstraction has 3989 states and 10774 transitions. [2022-02-18 15:27:12,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:12,009 INFO L276 IsEmpty]: Start isEmpty. Operand 3989 states and 10774 transitions. [2022-02-18 15:27:12,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:12,013 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:12,013 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:12,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-02-18 15:27:12,013 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:12,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:12,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1280296131, now seen corresponding path program 23 times [2022-02-18 15:27:12,013 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:12,013 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351580160] [2022-02-18 15:27:12,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:12,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:12,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:12,622 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:12,622 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351580160] [2022-02-18 15:27:12,622 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351580160] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:12,622 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:12,623 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:12,623 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688917955] [2022-02-18 15:27:12,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:12,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:12,623 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:12,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:12,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:12,623 INFO L87 Difference]: Start difference. First operand 3989 states and 10774 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:13,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:13,559 INFO L93 Difference]: Finished difference Result 5156 states and 13421 transitions. [2022-02-18 15:27:13,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 15:27:13,559 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:13,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:13,566 INFO L225 Difference]: With dead ends: 5156 [2022-02-18 15:27:13,566 INFO L226 Difference]: Without dead ends: 5156 [2022-02-18 15:27:13,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=234, Invalid=468, Unknown=0, NotChecked=0, Total=702 [2022-02-18 15:27:13,567 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 559 mSDsluCounter, 1026 mSDsCounter, 0 mSdLazyCounter, 800 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 1216 SdHoareTripleChecker+Invalid, 888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 800 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:13,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [559 Valid, 1216 Invalid, 888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 800 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:27:13,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5156 states. [2022-02-18 15:27:13,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5156 to 3948. [2022-02-18 15:27:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3948 states, 3946 states have (on average 2.701469842878865) internal successors, (10660), 3947 states have internal predecessors, (10660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:13,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 3948 states and 10660 transitions. [2022-02-18 15:27:13,617 INFO L78 Accepts]: Start accepts. Automaton has 3948 states and 10660 transitions. Word has length 126 [2022-02-18 15:27:13,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:13,618 INFO L470 AbstractCegarLoop]: Abstraction has 3948 states and 10660 transitions. [2022-02-18 15:27:13,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:13,618 INFO L276 IsEmpty]: Start isEmpty. Operand 3948 states and 10660 transitions. [2022-02-18 15:27:13,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:13,621 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:13,621 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:13,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-02-18 15:27:13,622 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:13,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:13,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1209931211, now seen corresponding path program 24 times [2022-02-18 15:27:13,622 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:13,622 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781216592] [2022-02-18 15:27:13,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:13,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:14,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:14,739 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:14,739 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781216592] [2022-02-18 15:27:14,739 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781216592] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:14,739 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:14,739 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:14,739 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580703222] [2022-02-18 15:27:14,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:14,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:14,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:14,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:14,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:14,740 INFO L87 Difference]: Start difference. First operand 3948 states and 10660 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:15,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:15,513 INFO L93 Difference]: Finished difference Result 5408 states and 14108 transitions. [2022-02-18 15:27:15,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:15,513 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:15,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:15,521 INFO L225 Difference]: With dead ends: 5408 [2022-02-18 15:27:15,521 INFO L226 Difference]: Without dead ends: 5408 [2022-02-18 15:27:15,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:15,522 INFO L933 BasicCegarLoop]: 191 mSDtfsCounter, 570 mSDsluCounter, 824 mSDsCounter, 0 mSdLazyCounter, 632 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 570 SdHoareTripleChecker+Valid, 997 SdHoareTripleChecker+Invalid, 733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 632 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:15,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [570 Valid, 997 Invalid, 733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 632 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:15,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5408 states. [2022-02-18 15:27:15,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5408 to 3972. [2022-02-18 15:27:15,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3972 states, 3970 states have (on average 2.702770780856423) internal successors, (10730), 3971 states have internal predecessors, (10730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:15,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 3972 states and 10730 transitions. [2022-02-18 15:27:15,581 INFO L78 Accepts]: Start accepts. Automaton has 3972 states and 10730 transitions. Word has length 126 [2022-02-18 15:27:15,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:15,581 INFO L470 AbstractCegarLoop]: Abstraction has 3972 states and 10730 transitions. [2022-02-18 15:27:15,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:15,581 INFO L276 IsEmpty]: Start isEmpty. Operand 3972 states and 10730 transitions. [2022-02-18 15:27:15,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:15,585 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:15,585 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:15,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-02-18 15:27:15,585 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:15,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:15,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1154460431, now seen corresponding path program 25 times [2022-02-18 15:27:15,586 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:15,586 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254328859] [2022-02-18 15:27:15,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:15,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:16,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:16,609 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:16,609 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254328859] [2022-02-18 15:27:16,609 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254328859] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:16,609 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:16,609 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:16,609 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252120840] [2022-02-18 15:27:16,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:16,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:16,609 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:16,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:16,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:16,610 INFO L87 Difference]: Start difference. First operand 3972 states and 10730 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:17,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:17,353 INFO L93 Difference]: Finished difference Result 5072 states and 13356 transitions. [2022-02-18 15:27:17,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:17,353 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:17,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:17,360 INFO L225 Difference]: With dead ends: 5072 [2022-02-18 15:27:17,360 INFO L226 Difference]: Without dead ends: 5072 [2022-02-18 15:27:17,361 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=191, Invalid=409, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:17,363 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 637 mSDsluCounter, 669 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 637 SdHoareTripleChecker+Valid, 838 SdHoareTripleChecker+Invalid, 631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:17,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [637 Valid, 838 Invalid, 631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:17,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5072 states. [2022-02-18 15:27:17,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5072 to 3936. [2022-02-18 15:27:17,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3936 states, 3934 states have (on average 2.700813421453991) internal successors, (10625), 3935 states have internal predecessors, (10625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:17,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3936 states to 3936 states and 10625 transitions. [2022-02-18 15:27:17,419 INFO L78 Accepts]: Start accepts. Automaton has 3936 states and 10625 transitions. Word has length 126 [2022-02-18 15:27:17,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:17,419 INFO L470 AbstractCegarLoop]: Abstraction has 3936 states and 10625 transitions. [2022-02-18 15:27:17,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:17,419 INFO L276 IsEmpty]: Start isEmpty. Operand 3936 states and 10625 transitions. [2022-02-18 15:27:17,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:17,423 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:17,423 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:17,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-02-18 15:27:17,423 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:17,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:17,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1523309653, now seen corresponding path program 26 times [2022-02-18 15:27:17,423 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:17,424 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991337422] [2022-02-18 15:27:17,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:17,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:18,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:18,181 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:18,181 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991337422] [2022-02-18 15:27:18,181 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991337422] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:18,181 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:18,181 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:18,181 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316777454] [2022-02-18 15:27:18,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:18,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:18,181 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:18,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:18,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:18,182 INFO L87 Difference]: Start difference. First operand 3936 states and 10625 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:19,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:19,075 INFO L93 Difference]: Finished difference Result 4964 states and 12897 transitions. [2022-02-18 15:27:19,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-18 15:27:19,076 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:19,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:19,083 INFO L225 Difference]: With dead ends: 4964 [2022-02-18 15:27:19,083 INFO L226 Difference]: Without dead ends: 4964 [2022-02-18 15:27:19,084 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=214, Invalid=436, Unknown=0, NotChecked=0, Total=650 [2022-02-18 15:27:19,084 INFO L933 BasicCegarLoop]: 202 mSDtfsCounter, 600 mSDsluCounter, 985 mSDsCounter, 0 mSdLazyCounter, 765 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 1166 SdHoareTripleChecker+Invalid, 847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:19,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 1166 Invalid, 847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 765 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:27:19,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4964 states. [2022-02-18 15:27:19,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4964 to 3895. [2022-02-18 15:27:19,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3895 states, 3893 states have (on average 2.6999743128692524) internal successors, (10511), 3894 states have internal predecessors, (10511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:19,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3895 states and 10511 transitions. [2022-02-18 15:27:19,144 INFO L78 Accepts]: Start accepts. Automaton has 3895 states and 10511 transitions. Word has length 126 [2022-02-18 15:27:19,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:19,144 INFO L470 AbstractCegarLoop]: Abstraction has 3895 states and 10511 transitions. [2022-02-18 15:27:19,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:19,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3895 states and 10511 transitions. [2022-02-18 15:27:19,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:19,147 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:19,147 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:19,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-02-18 15:27:19,148 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:19,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:19,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1467838873, now seen corresponding path program 27 times [2022-02-18 15:27:19,148 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:19,148 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546713823] [2022-02-18 15:27:19,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:19,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:20,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:20,401 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:20,401 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546713823] [2022-02-18 15:27:20,401 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546713823] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:20,401 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:20,401 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:20,401 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062868933] [2022-02-18 15:27:20,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:20,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:20,402 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:20,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:20,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:20,402 INFO L87 Difference]: Start difference. First operand 3895 states and 10511 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:21,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:21,278 INFO L93 Difference]: Finished difference Result 4868 states and 12797 transitions. [2022-02-18 15:27:21,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:21,278 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:21,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:21,284 INFO L225 Difference]: With dead ends: 4868 [2022-02-18 15:27:21,284 INFO L226 Difference]: Without dead ends: 4868 [2022-02-18 15:27:21,284 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:21,284 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 565 mSDsluCounter, 760 mSDsCounter, 0 mSdLazyCounter, 599 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 565 SdHoareTripleChecker+Valid, 927 SdHoareTripleChecker+Invalid, 702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:21,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [565 Valid, 927 Invalid, 702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 599 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:27:21,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4868 states. [2022-02-18 15:27:21,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4868 to 3883. [2022-02-18 15:27:21,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3883 states, 3881 states have (on average 2.699304303014687) internal successors, (10476), 3882 states have internal predecessors, (10476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:21,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3883 states to 3883 states and 10476 transitions. [2022-02-18 15:27:21,330 INFO L78 Accepts]: Start accepts. Automaton has 3883 states and 10476 transitions. Word has length 126 [2022-02-18 15:27:21,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:21,330 INFO L470 AbstractCegarLoop]: Abstraction has 3883 states and 10476 transitions. [2022-02-18 15:27:21,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:21,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3883 states and 10476 transitions. [2022-02-18 15:27:21,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:21,334 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:21,334 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:21,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-02-18 15:27:21,334 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:21,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:21,334 INFO L85 PathProgramCache]: Analyzing trace with hash 633939475, now seen corresponding path program 28 times [2022-02-18 15:27:21,334 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:21,334 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748110769] [2022-02-18 15:27:21,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:21,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:22,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:22,053 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:22,053 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748110769] [2022-02-18 15:27:22,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748110769] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:22,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:22,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:22,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411557506] [2022-02-18 15:27:22,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:22,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:22,054 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:22,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:22,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:22,054 INFO L87 Difference]: Start difference. First operand 3883 states and 10476 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:22,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:22,803 INFO L93 Difference]: Finished difference Result 4556 states and 11947 transitions. [2022-02-18 15:27:22,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:22,803 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:22,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:22,809 INFO L225 Difference]: With dead ends: 4556 [2022-02-18 15:27:22,809 INFO L226 Difference]: Without dead ends: 4556 [2022-02-18 15:27:22,809 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=405, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:22,810 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 552 mSDsluCounter, 727 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 896 SdHoareTripleChecker+Invalid, 675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:22,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [552 Valid, 896 Invalid, 675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 584 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:22,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4556 states. [2022-02-18 15:27:22,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4556 to 3749. [2022-02-18 15:27:22,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3749 states, 3747 states have (on average 2.694422204430211) internal successors, (10096), 3748 states have internal predecessors, (10096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:22,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3749 states to 3749 states and 10096 transitions. [2022-02-18 15:27:22,862 INFO L78 Accepts]: Start accepts. Automaton has 3749 states and 10096 transitions. Word has length 126 [2022-02-18 15:27:22,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:22,863 INFO L470 AbstractCegarLoop]: Abstraction has 3749 states and 10096 transitions. [2022-02-18 15:27:22,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:22,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3749 states and 10096 transitions. [2022-02-18 15:27:22,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:22,866 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:22,866 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:22,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-02-18 15:27:22,866 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:22,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:22,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1879888882, now seen corresponding path program 1 times [2022-02-18 15:27:22,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:22,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907250490] [2022-02-18 15:27:22,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:22,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:23,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:23,527 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:23,527 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907250490] [2022-02-18 15:27:23,527 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907250490] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:23,527 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:23,527 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:23,527 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002369666] [2022-02-18 15:27:23,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:23,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:23,528 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:23,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:23,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:23,528 INFO L87 Difference]: Start difference. First operand 3749 states and 10096 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:24,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:24,215 INFO L93 Difference]: Finished difference Result 4302 states and 11264 transitions. [2022-02-18 15:27:24,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 15:27:24,215 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:24,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:24,221 INFO L225 Difference]: With dead ends: 4302 [2022-02-18 15:27:24,221 INFO L226 Difference]: Without dead ends: 4302 [2022-02-18 15:27:24,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=337, Unknown=0, NotChecked=0, Total=506 [2022-02-18 15:27:24,222 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 601 mSDsluCounter, 680 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 845 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:24,222 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [601 Valid, 845 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:24,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4302 states. [2022-02-18 15:27:24,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4302 to 3824. [2022-02-18 15:27:24,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3824 states, 3822 states have (on average 2.69701726844584) internal successors, (10308), 3823 states have internal predecessors, (10308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:24,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 3824 states and 10308 transitions. [2022-02-18 15:27:24,272 INFO L78 Accepts]: Start accepts. Automaton has 3824 states and 10308 transitions. Word has length 126 [2022-02-18 15:27:24,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:24,273 INFO L470 AbstractCegarLoop]: Abstraction has 3824 states and 10308 transitions. [2022-02-18 15:27:24,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:24,273 INFO L276 IsEmpty]: Start isEmpty. Operand 3824 states and 10308 transitions. [2022-02-18 15:27:24,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:24,276 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:24,276 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:24,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-02-18 15:27:24,276 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:24,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:24,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1386179722, now seen corresponding path program 2 times [2022-02-18 15:27:24,277 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:24,277 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891232044] [2022-02-18 15:27:24,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:24,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:24,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:24,959 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:24,959 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891232044] [2022-02-18 15:27:24,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891232044] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:24,960 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:24,960 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:24,960 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644058443] [2022-02-18 15:27:24,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:24,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:24,960 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:24,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:24,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:24,960 INFO L87 Difference]: Start difference. First operand 3824 states and 10308 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:25,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:25,556 INFO L93 Difference]: Finished difference Result 4676 states and 12179 transitions. [2022-02-18 15:27:25,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:25,557 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:25,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:25,564 INFO L225 Difference]: With dead ends: 4676 [2022-02-18 15:27:25,564 INFO L226 Difference]: Without dead ends: 4676 [2022-02-18 15:27:25,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=208, Invalid=392, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:25,565 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 587 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 369 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 587 SdHoareTripleChecker+Valid, 594 SdHoareTripleChecker+Invalid, 463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:25,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [587 Valid, 594 Invalid, 463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 369 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-18 15:27:25,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4676 states. [2022-02-18 15:27:25,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4676 to 3899. [2022-02-18 15:27:25,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3899 states, 3897 states have (on average 2.699512445470875) internal successors, (10520), 3898 states have internal predecessors, (10520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:25,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 3899 states and 10520 transitions. [2022-02-18 15:27:25,621 INFO L78 Accepts]: Start accepts. Automaton has 3899 states and 10520 transitions. Word has length 126 [2022-02-18 15:27:25,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:25,621 INFO L470 AbstractCegarLoop]: Abstraction has 3899 states and 10520 transitions. [2022-02-18 15:27:25,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:25,622 INFO L276 IsEmpty]: Start isEmpty. Operand 3899 states and 10520 transitions. [2022-02-18 15:27:25,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:25,625 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:25,625 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:25,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-02-18 15:27:25,625 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:25,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:25,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1316856592, now seen corresponding path program 3 times [2022-02-18 15:27:25,625 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:25,625 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156281571] [2022-02-18 15:27:25,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:25,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:26,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:26,483 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:26,483 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156281571] [2022-02-18 15:27:26,483 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156281571] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:26,483 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:26,483 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:26,483 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497418730] [2022-02-18 15:27:26,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:26,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:26,486 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:26,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:26,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:26,487 INFO L87 Difference]: Start difference. First operand 3899 states and 10520 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:27,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:27,229 INFO L93 Difference]: Finished difference Result 4470 states and 11730 transitions. [2022-02-18 15:27:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:27,230 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:27,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:27,236 INFO L225 Difference]: With dead ends: 4470 [2022-02-18 15:27:27,236 INFO L226 Difference]: Without dead ends: 4470 [2022-02-18 15:27:27,236 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=201, Invalid=399, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:27,237 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 535 mSDsluCounter, 725 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 535 SdHoareTripleChecker+Valid, 907 SdHoareTripleChecker+Invalid, 645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:27,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [535 Valid, 907 Invalid, 645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 575 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:27,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4470 states. [2022-02-18 15:27:27,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4470 to 3899. [2022-02-18 15:27:27,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3899 states, 3897 states have (on average 2.699512445470875) internal successors, (10520), 3898 states have internal predecessors, (10520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:27,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 3899 states and 10520 transitions. [2022-02-18 15:27:27,289 INFO L78 Accepts]: Start accepts. Automaton has 3899 states and 10520 transitions. Word has length 126 [2022-02-18 15:27:27,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:27,289 INFO L470 AbstractCegarLoop]: Abstraction has 3899 states and 10520 transitions. [2022-02-18 15:27:27,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:27,289 INFO L276 IsEmpty]: Start isEmpty. Operand 3899 states and 10520 transitions. [2022-02-18 15:27:27,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:27,292 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:27,292 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:27,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-02-18 15:27:27,292 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:27,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:27,292 INFO L85 PathProgramCache]: Analyzing trace with hash -672040480, now seen corresponding path program 4 times [2022-02-18 15:27:27,293 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:27,293 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447115710] [2022-02-18 15:27:27,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:27,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:27,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:27,835 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:27,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447115710] [2022-02-18 15:27:27,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447115710] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:27,835 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:27,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:27,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465607333] [2022-02-18 15:27:27,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:27,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:27,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:27,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:27,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:27,836 INFO L87 Difference]: Start difference. First operand 3899 states and 10520 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:28,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:28,606 INFO L93 Difference]: Finished difference Result 4904 states and 12808 transitions. [2022-02-18 15:27:28,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 15:27:28,607 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:28,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:28,614 INFO L225 Difference]: With dead ends: 4904 [2022-02-18 15:27:28,614 INFO L226 Difference]: Without dead ends: 4904 [2022-02-18 15:27:28,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=248, Invalid=454, Unknown=0, NotChecked=0, Total=702 [2022-02-18 15:27:28,614 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 533 mSDsluCounter, 587 mSDsCounter, 0 mSdLazyCounter, 518 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:28,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [533 Valid, 782 Invalid, 618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 518 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:28,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4904 states. [2022-02-18 15:27:28,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4904 to 3974. [2022-02-18 15:27:28,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3974 states, 3972 states have (on average 2.701913393756294) internal successors, (10732), 3973 states have internal predecessors, (10732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:28,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 3974 states and 10732 transitions. [2022-02-18 15:27:28,668 INFO L78 Accepts]: Start accepts. Automaton has 3974 states and 10732 transitions. Word has length 126 [2022-02-18 15:27:28,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:28,668 INFO L470 AbstractCegarLoop]: Abstraction has 3974 states and 10732 transitions. [2022-02-18 15:27:28,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:28,668 INFO L276 IsEmpty]: Start isEmpty. Operand 3974 states and 10732 transitions. [2022-02-18 15:27:28,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:28,672 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:28,672 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:28,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-02-18 15:27:28,672 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:28,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:28,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1388764012, now seen corresponding path program 5 times [2022-02-18 15:27:28,673 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:28,673 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900413397] [2022-02-18 15:27:28,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:28,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:29,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:29,619 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:29,619 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900413397] [2022-02-18 15:27:29,619 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900413397] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:29,619 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:29,619 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:29,619 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075696915] [2022-02-18 15:27:29,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:29,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:29,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:29,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:29,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:29,620 INFO L87 Difference]: Start difference. First operand 3974 states and 10732 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:30,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:30,534 INFO L93 Difference]: Finished difference Result 4904 states and 12808 transitions. [2022-02-18 15:27:30,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 15:27:30,534 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:30,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:30,541 INFO L225 Difference]: With dead ends: 4904 [2022-02-18 15:27:30,541 INFO L226 Difference]: Without dead ends: 4904 [2022-02-18 15:27:30,541 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=238, Invalid=464, Unknown=0, NotChecked=0, Total=702 [2022-02-18 15:27:30,542 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 528 mSDsluCounter, 834 mSDsCounter, 0 mSdLazyCounter, 678 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 528 SdHoareTripleChecker+Valid, 1025 SdHoareTripleChecker+Invalid, 777 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:30,542 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [528 Valid, 1025 Invalid, 777 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 678 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:27:30,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4904 states. [2022-02-18 15:27:30,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4904 to 3998. [2022-02-18 15:27:30,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3998 states, 3996 states have (on average 2.7032032032032034) internal successors, (10802), 3997 states have internal predecessors, (10802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:30,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 10802 transitions. [2022-02-18 15:27:30,599 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 10802 transitions. Word has length 126 [2022-02-18 15:27:30,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:30,599 INFO L470 AbstractCegarLoop]: Abstraction has 3998 states and 10802 transitions. [2022-02-18 15:27:30,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:30,599 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 10802 transitions. [2022-02-18 15:27:30,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:30,603 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:30,603 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:30,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-02-18 15:27:30,603 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:30,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:30,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1319440882, now seen corresponding path program 6 times [2022-02-18 15:27:30,604 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:30,604 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158341549] [2022-02-18 15:27:30,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:30,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:32,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:32,095 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:32,095 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158341549] [2022-02-18 15:27:32,095 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158341549] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:32,095 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:32,095 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:32,095 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804463825] [2022-02-18 15:27:32,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:32,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:32,095 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:32,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:32,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:32,096 INFO L87 Difference]: Start difference. First operand 3998 states and 10802 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:32,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:32,990 INFO L93 Difference]: Finished difference Result 4818 states and 12685 transitions. [2022-02-18 15:27:32,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:32,990 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:32,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:32,997 INFO L225 Difference]: With dead ends: 4818 [2022-02-18 15:27:32,997 INFO L226 Difference]: Without dead ends: 4818 [2022-02-18 15:27:32,997 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=404, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:32,997 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 597 mSDsluCounter, 806 mSDsCounter, 0 mSdLazyCounter, 680 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 597 SdHoareTripleChecker+Valid, 979 SdHoareTripleChecker+Invalid, 759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:32,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [597 Valid, 979 Invalid, 759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 680 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:27:33,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4818 states. [2022-02-18 15:27:33,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4818 to 3998. [2022-02-18 15:27:33,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3998 states, 3996 states have (on average 2.7032032032032034) internal successors, (10802), 3997 states have internal predecessors, (10802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:33,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 10802 transitions. [2022-02-18 15:27:33,048 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 10802 transitions. Word has length 126 [2022-02-18 15:27:33,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:33,048 INFO L470 AbstractCegarLoop]: Abstraction has 3998 states and 10802 transitions. [2022-02-18 15:27:33,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:33,048 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 10802 transitions. [2022-02-18 15:27:33,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:33,052 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:33,052 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:33,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-02-18 15:27:33,052 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:33,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:33,052 INFO L85 PathProgramCache]: Analyzing trace with hash 487325422, now seen corresponding path program 7 times [2022-02-18 15:27:33,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:33,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555011275] [2022-02-18 15:27:33,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:33,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:33,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:33,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:33,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555011275] [2022-02-18 15:27:33,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555011275] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:33,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:33,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:33,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429383035] [2022-02-18 15:27:33,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:33,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:33,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:33,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:33,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:33,835 INFO L87 Difference]: Start difference. First operand 3998 states and 10802 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:34,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:34,700 INFO L93 Difference]: Finished difference Result 4717 states and 12409 transitions. [2022-02-18 15:27:34,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:34,701 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:34,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:34,708 INFO L225 Difference]: With dead ends: 4717 [2022-02-18 15:27:34,708 INFO L226 Difference]: Without dead ends: 4717 [2022-02-18 15:27:34,708 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=197, Invalid=403, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:34,708 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 463 mSDsluCounter, 959 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 463 SdHoareTripleChecker+Valid, 1130 SdHoareTripleChecker+Invalid, 813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:34,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [463 Valid, 1130 Invalid, 813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:27:34,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4717 states. [2022-02-18 15:27:34,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4717 to 3974. [2022-02-18 15:27:34,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3974 states, 3972 states have (on average 2.701913393756294) internal successors, (10732), 3973 states have internal predecessors, (10732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:34,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 3974 states and 10732 transitions. [2022-02-18 15:27:34,766 INFO L78 Accepts]: Start accepts. Automaton has 3974 states and 10732 transitions. Word has length 126 [2022-02-18 15:27:34,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:34,766 INFO L470 AbstractCegarLoop]: Abstraction has 3974 states and 10732 transitions. [2022-02-18 15:27:34,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:34,766 INFO L276 IsEmpty]: Start isEmpty. Operand 3974 states and 10732 transitions. [2022-02-18 15:27:34,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:34,769 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:34,769 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:34,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-02-18 15:27:34,770 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:34,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:34,770 INFO L85 PathProgramCache]: Analyzing trace with hash -984184054, now seen corresponding path program 8 times [2022-02-18 15:27:34,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:34,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954855895] [2022-02-18 15:27:34,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:34,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:35,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:35,170 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:35,171 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954855895] [2022-02-18 15:27:35,171 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954855895] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:35,171 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:35,171 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:35,171 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504211473] [2022-02-18 15:27:35,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:35,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:35,171 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:35,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:35,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:35,172 INFO L87 Difference]: Start difference. First operand 3974 states and 10732 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:36,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:36,104 INFO L93 Difference]: Finished difference Result 5132 states and 13437 transitions. [2022-02-18 15:27:36,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:27:36,105 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:36,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:36,113 INFO L225 Difference]: With dead ends: 5132 [2022-02-18 15:27:36,113 INFO L226 Difference]: Without dead ends: 5132 [2022-02-18 15:27:36,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=289, Invalid=523, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:27:36,114 INFO L933 BasicCegarLoop]: 221 mSDtfsCounter, 518 mSDsluCounter, 843 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 518 SdHoareTripleChecker+Valid, 1046 SdHoareTripleChecker+Invalid, 835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:36,114 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [518 Valid, 1046 Invalid, 835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:27:36,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5132 states. [2022-02-18 15:27:36,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5132 to 4049. [2022-02-18 15:27:36,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4049 states, 4047 states have (on average 2.704225352112676) internal successors, (10944), 4048 states have internal predecessors, (10944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:36,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4049 states to 4049 states and 10944 transitions. [2022-02-18 15:27:36,177 INFO L78 Accepts]: Start accepts. Automaton has 4049 states and 10944 transitions. Word has length 126 [2022-02-18 15:27:36,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:36,177 INFO L470 AbstractCegarLoop]: Abstraction has 4049 states and 10944 transitions. [2022-02-18 15:27:36,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:36,178 INFO L276 IsEmpty]: Start isEmpty. Operand 4049 states and 10944 transitions. [2022-02-18 15:27:36,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:36,182 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:36,182 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:36,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-02-18 15:27:36,182 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:36,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:36,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1371193798, now seen corresponding path program 9 times [2022-02-18 15:27:36,182 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:36,182 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184590238] [2022-02-18 15:27:36,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:36,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:36,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:36,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:36,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:36,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184590238] [2022-02-18 15:27:36,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184590238] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:36,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:36,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:36,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54796873] [2022-02-18 15:27:36,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:36,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:36,834 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:36,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:36,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:36,835 INFO L87 Difference]: Start difference. First operand 4049 states and 10944 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:37,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:37,808 INFO L93 Difference]: Finished difference Result 5192 states and 13600 transitions. [2022-02-18 15:27:37,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:27:37,808 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:37,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:37,817 INFO L225 Difference]: With dead ends: 5192 [2022-02-18 15:27:37,817 INFO L226 Difference]: Without dead ends: 5192 [2022-02-18 15:27:37,817 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=276, Invalid=536, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:27:37,817 INFO L933 BasicCegarLoop]: 221 mSDtfsCounter, 524 mSDsluCounter, 901 mSDsCounter, 0 mSdLazyCounter, 758 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 524 SdHoareTripleChecker+Valid, 1104 SdHoareTripleChecker+Invalid, 857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:37,817 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [524 Valid, 1104 Invalid, 857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 758 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:27:37,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5192 states. [2022-02-18 15:27:37,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5192 to 4073. [2022-02-18 15:27:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4073 states, 4071 states have (on average 2.7054777695897814) internal successors, (11014), 4072 states have internal predecessors, (11014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:37,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 4073 states and 11014 transitions. [2022-02-18 15:27:37,884 INFO L78 Accepts]: Start accepts. Automaton has 4073 states and 11014 transitions. Word has length 126 [2022-02-18 15:27:37,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:37,884 INFO L470 AbstractCegarLoop]: Abstraction has 4073 states and 11014 transitions. [2022-02-18 15:27:37,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:37,884 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 11014 transitions. [2022-02-18 15:27:37,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:37,888 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:37,888 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:37,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-02-18 15:27:37,889 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:37,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:37,889 INFO L85 PathProgramCache]: Analyzing trace with hash 689610694, now seen corresponding path program 10 times [2022-02-18 15:27:37,889 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:37,889 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512068525] [2022-02-18 15:27:37,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:37,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:38,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:38,751 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:38,751 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512068525] [2022-02-18 15:27:38,751 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512068525] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:38,751 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:38,751 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:38,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463314939] [2022-02-18 15:27:38,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:38,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:38,751 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:38,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:38,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:38,752 INFO L87 Difference]: Start difference. First operand 4073 states and 11014 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:39,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:39,556 INFO L93 Difference]: Finished difference Result 5324 states and 13961 transitions. [2022-02-18 15:27:39,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:39,556 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:39,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:39,564 INFO L225 Difference]: With dead ends: 5324 [2022-02-18 15:27:39,564 INFO L226 Difference]: Without dead ends: 5324 [2022-02-18 15:27:39,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=194, Invalid=406, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:39,565 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 493 mSDsluCounter, 765 mSDsCounter, 0 mSdLazyCounter, 662 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 933 SdHoareTripleChecker+Invalid, 749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:39,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [493 Valid, 933 Invalid, 749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 662 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:27:39,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5324 states. [2022-02-18 15:27:39,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5324 to 4097. [2022-02-18 15:27:39,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4097 states, 4095 states have (on average 2.706715506715507) internal successors, (11084), 4096 states have internal predecessors, (11084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:39,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 4097 states and 11084 transitions. [2022-02-18 15:27:39,622 INFO L78 Accepts]: Start accepts. Automaton has 4097 states and 11084 transitions. Word has length 126 [2022-02-18 15:27:39,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:39,622 INFO L470 AbstractCegarLoop]: Abstraction has 4097 states and 11084 transitions. [2022-02-18 15:27:39,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:39,622 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 11084 transitions. [2022-02-18 15:27:39,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:39,626 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:39,626 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:39,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-02-18 15:27:39,626 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:39,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:39,626 INFO L85 PathProgramCache]: Analyzing trace with hash 620287564, now seen corresponding path program 11 times [2022-02-18 15:27:39,627 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:39,627 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077294142] [2022-02-18 15:27:39,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:39,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:40,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:40,768 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:40,769 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077294142] [2022-02-18 15:27:40,769 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077294142] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:40,769 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:40,769 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:40,769 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300117566] [2022-02-18 15:27:40,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:40,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:40,769 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:40,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:40,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:40,770 INFO L87 Difference]: Start difference. First operand 4097 states and 11084 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:41,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:41,634 INFO L93 Difference]: Finished difference Result 5058 states and 13349 transitions. [2022-02-18 15:27:41,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:41,635 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:41,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:41,642 INFO L225 Difference]: With dead ends: 5058 [2022-02-18 15:27:41,642 INFO L226 Difference]: Without dead ends: 5058 [2022-02-18 15:27:41,642 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=193, Invalid=407, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:41,642 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 468 mSDsluCounter, 807 mSDsCounter, 0 mSdLazyCounter, 666 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 468 SdHoareTripleChecker+Valid, 975 SdHoareTripleChecker+Invalid, 741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:41,642 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [468 Valid, 975 Invalid, 741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 666 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:27:41,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5058 states. [2022-02-18 15:27:41,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5058 to 4073. [2022-02-18 15:27:41,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4073 states, 4071 states have (on average 2.7054777695897814) internal successors, (11014), 4072 states have internal predecessors, (11014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:41,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 4073 states and 11014 transitions. [2022-02-18 15:27:41,696 INFO L78 Accepts]: Start accepts. Automaton has 4073 states and 11014 transitions. Word has length 126 [2022-02-18 15:27:41,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:41,696 INFO L470 AbstractCegarLoop]: Abstraction has 4073 states and 11014 transitions. [2022-02-18 15:27:41,696 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:41,696 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 11014 transitions. [2022-02-18 15:27:41,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:41,700 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:41,700 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:41,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-02-18 15:27:41,700 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:41,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:41,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1058291214, now seen corresponding path program 12 times [2022-02-18 15:27:41,702 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:41,702 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066537819] [2022-02-18 15:27:41,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:41,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:41,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:42,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:42,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:42,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066537819] [2022-02-18 15:27:42,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066537819] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:42,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:42,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:42,461 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644521972] [2022-02-18 15:27:42,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:42,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:42,462 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:42,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:42,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:42,462 INFO L87 Difference]: Start difference. First operand 4073 states and 11014 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:43,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:43,335 INFO L93 Difference]: Finished difference Result 5154 states and 13501 transitions. [2022-02-18 15:27:43,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-18 15:27:43,335 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:43,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:43,344 INFO L225 Difference]: With dead ends: 5154 [2022-02-18 15:27:43,344 INFO L226 Difference]: Without dead ends: 5154 [2022-02-18 15:27:43,344 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=215, Invalid=435, Unknown=0, NotChecked=0, Total=650 [2022-02-18 15:27:43,344 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 620 mSDsluCounter, 802 mSDsCounter, 0 mSdLazyCounter, 707 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 620 SdHoareTripleChecker+Valid, 975 SdHoareTripleChecker+Invalid, 799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:43,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [620 Valid, 975 Invalid, 799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 707 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:27:43,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5154 states. [2022-02-18 15:27:43,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5154 to 4097. [2022-02-18 15:27:43,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4097 states, 4095 states have (on average 2.706715506715507) internal successors, (11084), 4096 states have internal predecessors, (11084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:43,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 4097 states and 11084 transitions. [2022-02-18 15:27:43,402 INFO L78 Accepts]: Start accepts. Automaton has 4097 states and 11084 transitions. Word has length 126 [2022-02-18 15:27:43,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:43,403 INFO L470 AbstractCegarLoop]: Abstraction has 4097 states and 11084 transitions. [2022-02-18 15:27:43,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:43,403 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 11084 transitions. [2022-02-18 15:27:43,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:43,406 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:43,406 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:43,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-02-18 15:27:43,407 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:43,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:43,407 INFO L85 PathProgramCache]: Analyzing trace with hash 988968084, now seen corresponding path program 13 times [2022-02-18 15:27:43,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:43,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042690653] [2022-02-18 15:27:43,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:43,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:44,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:44,310 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:44,310 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042690653] [2022-02-18 15:27:44,310 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042690653] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:44,310 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:44,310 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:44,310 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975791794] [2022-02-18 15:27:44,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:44,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:44,310 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:44,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:44,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:44,311 INFO L87 Difference]: Start difference. First operand 4097 states and 11084 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:45,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:45,172 INFO L93 Difference]: Finished difference Result 5128 states and 13541 transitions. [2022-02-18 15:27:45,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:45,172 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:45,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:45,180 INFO L225 Difference]: With dead ends: 5128 [2022-02-18 15:27:45,180 INFO L226 Difference]: Without dead ends: 5128 [2022-02-18 15:27:45,180 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=193, Invalid=407, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:45,180 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 469 mSDsluCounter, 754 mSDsCounter, 0 mSdLazyCounter, 661 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 469 SdHoareTripleChecker+Valid, 922 SdHoareTripleChecker+Invalid, 739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:45,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [469 Valid, 922 Invalid, 739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 661 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:27:45,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-02-18 15:27:45,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 4085. [2022-02-18 15:27:45,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4085 states, 4083 states have (on average 2.7060984570168993) internal successors, (11049), 4084 states have internal predecessors, (11049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:45,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 4085 states and 11049 transitions. [2022-02-18 15:27:45,236 INFO L78 Accepts]: Start accepts. Automaton has 4085 states and 11049 transitions. Word has length 126 [2022-02-18 15:27:45,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:45,237 INFO L470 AbstractCegarLoop]: Abstraction has 4085 states and 11049 transitions. [2022-02-18 15:27:45,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:45,237 INFO L276 IsEmpty]: Start isEmpty. Operand 4085 states and 11049 transitions. [2022-02-18 15:27:45,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:45,240 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:45,241 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:45,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-02-18 15:27:45,241 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:45,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:45,241 INFO L85 PathProgramCache]: Analyzing trace with hash 156852624, now seen corresponding path program 14 times [2022-02-18 15:27:45,241 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:45,241 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231277490] [2022-02-18 15:27:45,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:45,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:46,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:46,294 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:46,294 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231277490] [2022-02-18 15:27:46,294 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231277490] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:46,294 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:46,294 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:46,294 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014955839] [2022-02-18 15:27:46,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:46,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:46,294 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:46,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:46,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:46,295 INFO L87 Difference]: Start difference. First operand 4085 states and 11049 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:47,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:47,086 INFO L93 Difference]: Finished difference Result 4816 states and 12691 transitions. [2022-02-18 15:27:47,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:47,086 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:47,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:47,093 INFO L225 Difference]: With dead ends: 4816 [2022-02-18 15:27:47,094 INFO L226 Difference]: Without dead ends: 4816 [2022-02-18 15:27:47,094 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=405, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:47,094 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 518 mSDsluCounter, 768 mSDsCounter, 0 mSdLazyCounter, 651 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 518 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:47,094 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [518 Valid, 935 Invalid, 726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 651 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:27:47,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-02-18 15:27:47,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 4049. [2022-02-18 15:27:47,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4049 states, 4047 states have (on average 2.704225352112676) internal successors, (10944), 4048 states have internal predecessors, (10944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:47,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4049 states to 4049 states and 10944 transitions. [2022-02-18 15:27:47,147 INFO L78 Accepts]: Start accepts. Automaton has 4049 states and 10944 transitions. Word has length 126 [2022-02-18 15:27:47,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:47,147 INFO L470 AbstractCegarLoop]: Abstraction has 4049 states and 10944 transitions. [2022-02-18 15:27:47,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:47,148 INFO L276 IsEmpty]: Start isEmpty. Operand 4049 states and 10944 transitions. [2022-02-18 15:27:47,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:47,151 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:47,151 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:47,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-02-18 15:27:47,151 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:47,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:47,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1763717732, now seen corresponding path program 15 times [2022-02-18 15:27:47,152 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:47,152 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008478830] [2022-02-18 15:27:47,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:47,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:47,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:47,472 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:47,472 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008478830] [2022-02-18 15:27:47,472 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008478830] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:47,472 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:47,472 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:47,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376652762] [2022-02-18 15:27:47,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:47,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:47,473 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:47,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:47,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:47,473 INFO L87 Difference]: Start difference. First operand 4049 states and 10944 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:48,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:48,250 INFO L93 Difference]: Finished difference Result 4718 states and 12451 transitions. [2022-02-18 15:27:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:27:48,250 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:48,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:48,257 INFO L225 Difference]: With dead ends: 4718 [2022-02-18 15:27:48,257 INFO L226 Difference]: Without dead ends: 4718 [2022-02-18 15:27:48,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=315, Invalid=615, Unknown=0, NotChecked=0, Total=930 [2022-02-18 15:27:48,257 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 558 mSDsluCounter, 912 mSDsCounter, 0 mSdLazyCounter, 666 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 1161 SdHoareTripleChecker+Invalid, 730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:48,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [558 Valid, 1161 Invalid, 730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 666 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:48,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4718 states. [2022-02-18 15:27:48,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4718 to 4059. [2022-02-18 15:27:48,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4059 states, 4057 states have (on average 2.704461424698053) internal successors, (10972), 4058 states have internal predecessors, (10972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:48,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 4059 states and 10972 transitions. [2022-02-18 15:27:48,314 INFO L78 Accepts]: Start accepts. Automaton has 4059 states and 10972 transitions. Word has length 126 [2022-02-18 15:27:48,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:48,314 INFO L470 AbstractCegarLoop]: Abstraction has 4059 states and 10972 transitions. [2022-02-18 15:27:48,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand 4059 states and 10972 transitions. [2022-02-18 15:27:48,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:48,318 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:48,318 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:48,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-02-18 15:27:48,319 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:48,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:48,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1668982352, now seen corresponding path program 16 times [2022-02-18 15:27:48,319 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:48,319 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598158117] [2022-02-18 15:27:48,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:48,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:48,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:48,737 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:48,737 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598158117] [2022-02-18 15:27:48,737 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598158117] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:48,737 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:48,737 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:48,737 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714786021] [2022-02-18 15:27:48,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:48,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:48,738 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:48,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:48,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:48,738 INFO L87 Difference]: Start difference. First operand 4059 states and 10972 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:49,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:49,338 INFO L93 Difference]: Finished difference Result 4802 states and 12693 transitions. [2022-02-18 15:27:49,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:49,338 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:49,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:49,345 INFO L225 Difference]: With dead ends: 4802 [2022-02-18 15:27:49,346 INFO L226 Difference]: Without dead ends: 4802 [2022-02-18 15:27:49,346 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=406, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:49,346 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 623 mSDsluCounter, 719 mSDsCounter, 0 mSdLazyCounter, 558 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 623 SdHoareTripleChecker+Valid, 914 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:49,346 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [623 Valid, 914 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 558 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-18 15:27:49,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4802 states. [2022-02-18 15:27:49,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4802 to 4069. [2022-02-18 15:27:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4069 states, 4067 states have (on average 2.704696336365872) internal successors, (11000), 4068 states have internal predecessors, (11000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:49,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 4069 states and 11000 transitions. [2022-02-18 15:27:49,407 INFO L78 Accepts]: Start accepts. Automaton has 4069 states and 11000 transitions. Word has length 126 [2022-02-18 15:27:49,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:49,407 INFO L470 AbstractCegarLoop]: Abstraction has 4069 states and 11000 transitions. [2022-02-18 15:27:49,407 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:49,407 INFO L276 IsEmpty]: Start isEmpty. Operand 4069 states and 11000 transitions. [2022-02-18 15:27:49,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:49,411 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:49,411 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:49,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-02-18 15:27:49,411 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:49,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:49,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1662293792, now seen corresponding path program 17 times [2022-02-18 15:27:49,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:49,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068361455] [2022-02-18 15:27:49,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:49,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:49,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:49,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:49,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068361455] [2022-02-18 15:27:49,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068361455] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:49,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:49,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:49,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917308251] [2022-02-18 15:27:49,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:49,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:49,974 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:49,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:49,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:49,974 INFO L87 Difference]: Start difference. First operand 4069 states and 11000 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:50,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:50,686 INFO L93 Difference]: Finished difference Result 4730 states and 12507 transitions. [2022-02-18 15:27:50,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:50,687 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:50,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:50,694 INFO L225 Difference]: With dead ends: 4730 [2022-02-18 15:27:50,694 INFO L226 Difference]: Without dead ends: 4730 [2022-02-18 15:27:50,694 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:50,695 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 555 mSDsluCounter, 860 mSDsCounter, 0 mSdLazyCounter, 656 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 555 SdHoareTripleChecker+Valid, 1053 SdHoareTripleChecker+Invalid, 685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:50,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [555 Valid, 1053 Invalid, 685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 656 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:50,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4730 states. [2022-02-18 15:27:50,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4730 to 4079. [2022-02-18 15:27:50,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4077 states have (on average 2.7049300956585727) internal successors, (11028), 4078 states have internal predecessors, (11028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:50,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 11028 transitions. [2022-02-18 15:27:50,753 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 11028 transitions. Word has length 126 [2022-02-18 15:27:50,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:50,753 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 11028 transitions. [2022-02-18 15:27:50,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:50,753 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 11028 transitions. [2022-02-18 15:27:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:50,757 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:50,757 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:50,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-02-18 15:27:50,757 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:50,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:50,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1662220322, now seen corresponding path program 18 times [2022-02-18 15:27:50,758 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:50,758 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622637745] [2022-02-18 15:27:50,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:50,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:50,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:51,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:51,422 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:51,422 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622637745] [2022-02-18 15:27:51,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622637745] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:51,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:51,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:51,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370332678] [2022-02-18 15:27:51,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:51,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:51,423 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:51,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:51,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:51,423 INFO L87 Difference]: Start difference. First operand 4079 states and 11028 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:52,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:52,269 INFO L93 Difference]: Finished difference Result 4556 states and 12121 transitions. [2022-02-18 15:27:52,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:52,269 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:52,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:52,276 INFO L225 Difference]: With dead ends: 4556 [2022-02-18 15:27:52,276 INFO L226 Difference]: Without dead ends: 4556 [2022-02-18 15:27:52,277 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:52,277 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 497 mSDsluCounter, 1135 mSDsCounter, 0 mSdLazyCounter, 820 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 497 SdHoareTripleChecker+Valid, 1319 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:52,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [497 Valid, 1319 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 820 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:27:52,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4556 states. [2022-02-18 15:27:52,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4556 to 4065. [2022-02-18 15:27:52,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4065 states, 4063 states have (on average 2.7053901058331284) internal successors, (10992), 4064 states have internal predecessors, (10992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:52,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 4065 states and 10992 transitions. [2022-02-18 15:27:52,328 INFO L78 Accepts]: Start accepts. Automaton has 4065 states and 10992 transitions. Word has length 126 [2022-02-18 15:27:52,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:52,328 INFO L470 AbstractCegarLoop]: Abstraction has 4065 states and 10992 transitions. [2022-02-18 15:27:52,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:52,329 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 10992 transitions. [2022-02-18 15:27:52,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:52,332 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:52,332 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:52,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-02-18 15:27:52,332 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:52,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:52,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1086054078, now seen corresponding path program 19 times [2022-02-18 15:27:52,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:52,333 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757939174] [2022-02-18 15:27:52,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:52,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:52,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:52,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:52,786 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:52,786 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757939174] [2022-02-18 15:27:52,786 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757939174] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:52,786 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:52,786 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:52,786 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246849553] [2022-02-18 15:27:52,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:52,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:52,787 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:52,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:52,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:52,787 INFO L87 Difference]: Start difference. First operand 4065 states and 10992 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:53,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:53,769 INFO L93 Difference]: Finished difference Result 4874 states and 12893 transitions. [2022-02-18 15:27:53,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:27:53,770 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:53,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:53,777 INFO L225 Difference]: With dead ends: 4874 [2022-02-18 15:27:53,777 INFO L226 Difference]: Without dead ends: 4874 [2022-02-18 15:27:53,777 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=315, Invalid=615, Unknown=0, NotChecked=0, Total=930 [2022-02-18 15:27:53,777 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 547 mSDsluCounter, 1250 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 547 SdHoareTripleChecker+Valid, 1488 SdHoareTripleChecker+Invalid, 975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:53,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [547 Valid, 1488 Invalid, 975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:27:53,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4874 states. [2022-02-18 15:27:53,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4874 to 4026. [2022-02-18 15:27:53,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4026 states, 4024 states have (on average 2.7042743538767398) internal successors, (10882), 4025 states have internal predecessors, (10882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:53,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 4026 states and 10882 transitions. [2022-02-18 15:27:53,830 INFO L78 Accepts]: Start accepts. Automaton has 4026 states and 10882 transitions. Word has length 126 [2022-02-18 15:27:53,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:53,830 INFO L470 AbstractCegarLoop]: Abstraction has 4026 states and 10882 transitions. [2022-02-18 15:27:53,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:53,830 INFO L276 IsEmpty]: Start isEmpty. Operand 4026 states and 10882 transitions. [2022-02-18 15:27:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:53,834 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:53,834 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:53,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-02-18 15:27:53,834 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:53,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:53,834 INFO L85 PathProgramCache]: Analyzing trace with hash -1473063822, now seen corresponding path program 20 times [2022-02-18 15:27:53,834 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:53,834 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382571225] [2022-02-18 15:27:53,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:53,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:54,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:54,632 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:54,632 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382571225] [2022-02-18 15:27:54,632 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382571225] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:54,632 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:54,632 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:54,633 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221415976] [2022-02-18 15:27:54,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:54,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:54,633 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:54,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:54,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:54,633 INFO L87 Difference]: Start difference. First operand 4026 states and 10882 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:55,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:55,337 INFO L93 Difference]: Finished difference Result 4964 states and 13172 transitions. [2022-02-18 15:27:55,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:55,338 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:55,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:55,344 INFO L225 Difference]: With dead ends: 4964 [2022-02-18 15:27:55,345 INFO L226 Difference]: Without dead ends: 4964 [2022-02-18 15:27:55,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=194, Invalid=406, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:55,345 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 593 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 587 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 593 SdHoareTripleChecker+Valid, 965 SdHoareTripleChecker+Invalid, 634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:55,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [593 Valid, 965 Invalid, 634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 587 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:55,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4964 states. [2022-02-18 15:27:55,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4964 to 4050. [2022-02-18 15:27:55,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4050 states, 4048 states have (on average 2.705533596837945) internal successors, (10952), 4049 states have internal predecessors, (10952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:55,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 4050 states and 10952 transitions. [2022-02-18 15:27:55,403 INFO L78 Accepts]: Start accepts. Automaton has 4050 states and 10952 transitions. Word has length 126 [2022-02-18 15:27:55,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:55,403 INFO L470 AbstractCegarLoop]: Abstraction has 4050 states and 10952 transitions. [2022-02-18 15:27:55,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:55,403 INFO L276 IsEmpty]: Start isEmpty. Operand 4050 states and 10952 transitions. [2022-02-18 15:27:55,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:55,407 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:55,407 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:55,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-02-18 15:27:55,407 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:55,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:55,407 INFO L85 PathProgramCache]: Analyzing trace with hash 587740670, now seen corresponding path program 21 times [2022-02-18 15:27:55,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:55,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550544495] [2022-02-18 15:27:55,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:55,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:56,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:56,386 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:56,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550544495] [2022-02-18 15:27:56,386 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550544495] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:56,386 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:56,386 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:56,386 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073471856] [2022-02-18 15:27:56,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:56,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:56,386 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:56,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:56,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:56,387 INFO L87 Difference]: Start difference. First operand 4050 states and 10952 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:57,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:57,179 INFO L93 Difference]: Finished difference Result 4844 states and 12846 transitions. [2022-02-18 15:27:57,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:57,180 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:57,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:57,187 INFO L225 Difference]: With dead ends: 4844 [2022-02-18 15:27:57,187 INFO L226 Difference]: Without dead ends: 4844 [2022-02-18 15:27:57,187 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:57,187 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 546 mSDsluCounter, 893 mSDsCounter, 0 mSdLazyCounter, 667 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:57,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [546 Valid, 1083 Invalid, 730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 667 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:27:57,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4844 states. [2022-02-18 15:27:57,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4844 to 4062. [2022-02-18 15:27:57,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4062 states, 4060 states have (on average 2.70615763546798) internal successors, (10987), 4061 states have internal predecessors, (10987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:57,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 4062 states and 10987 transitions. [2022-02-18 15:27:57,242 INFO L78 Accepts]: Start accepts. Automaton has 4062 states and 10987 transitions. Word has length 126 [2022-02-18 15:27:57,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:57,242 INFO L470 AbstractCegarLoop]: Abstraction has 4062 states and 10987 transitions. [2022-02-18 15:27:57,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:57,242 INFO L276 IsEmpty]: Start isEmpty. Operand 4062 states and 10987 transitions. [2022-02-18 15:27:57,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:57,246 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:57,246 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:57,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-02-18 15:27:57,246 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:57,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:57,247 INFO L85 PathProgramCache]: Analyzing trace with hash 518417540, now seen corresponding path program 22 times [2022-02-18 15:27:57,247 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:57,247 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868964690] [2022-02-18 15:27:57,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:57,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:27:58,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:27:58,816 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:27:58,816 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868964690] [2022-02-18 15:27:58,816 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868964690] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:27:58,816 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:27:58,816 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:27:58,816 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261150048] [2022-02-18 15:27:58,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:27:58,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:27:58,816 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:27:58,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:27:58,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:27:58,817 INFO L87 Difference]: Start difference. First operand 4062 states and 10987 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:59,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:27:59,511 INFO L93 Difference]: Finished difference Result 4578 states and 12234 transitions. [2022-02-18 15:27:59,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:27:59,511 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:27:59,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:27:59,518 INFO L225 Difference]: With dead ends: 4578 [2022-02-18 15:27:59,518 INFO L226 Difference]: Without dead ends: 4578 [2022-02-18 15:27:59,519 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:27:59,519 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 517 mSDsluCounter, 628 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 829 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:27:59,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [517 Valid, 829 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 471 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-18 15:27:59,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4578 states. [2022-02-18 15:27:59,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4578 to 4026. [2022-02-18 15:27:59,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4026 states, 4024 states have (on average 2.7042743538767398) internal successors, (10882), 4025 states have internal predecessors, (10882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:59,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 4026 states and 10882 transitions. [2022-02-18 15:27:59,577 INFO L78 Accepts]: Start accepts. Automaton has 4026 states and 10882 transitions. Word has length 126 [2022-02-18 15:27:59,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:27:59,577 INFO L470 AbstractCegarLoop]: Abstraction has 4026 states and 10882 transitions. [2022-02-18 15:27:59,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:27:59,577 INFO L276 IsEmpty]: Start isEmpty. Operand 4026 states and 10882 transitions. [2022-02-18 15:27:59,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:27:59,581 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:27:59,581 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:27:59,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-02-18 15:27:59,581 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:27:59,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:27:59,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1867728280, now seen corresponding path program 23 times [2022-02-18 15:27:59,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:27:59,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248553713] [2022-02-18 15:27:59,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:27:59,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:27:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:00,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:00,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:00,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248553713] [2022-02-18 15:28:00,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248553713] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:00,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:00,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:28:00,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116432981] [2022-02-18 15:28:00,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:00,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:28:00,449 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:00,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:28:00,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:28:00,449 INFO L87 Difference]: Start difference. First operand 4026 states and 10882 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:01,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:01,421 INFO L93 Difference]: Finished difference Result 5053 states and 13233 transitions. [2022-02-18 15:28:01,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-18 15:28:01,421 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:28:01,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:01,428 INFO L225 Difference]: With dead ends: 5053 [2022-02-18 15:28:01,429 INFO L226 Difference]: Without dead ends: 5053 [2022-02-18 15:28:01,429 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=234, Invalid=468, Unknown=0, NotChecked=0, Total=702 [2022-02-18 15:28:01,429 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 511 mSDsluCounter, 1082 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 1277 SdHoareTripleChecker+Invalid, 924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:01,429 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [511 Valid, 1277 Invalid, 924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 864 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:28:01,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5053 states. [2022-02-18 15:28:01,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5053 to 3987. [2022-02-18 15:28:01,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3987 states, 3985 states have (on average 2.7031367628607277) internal successors, (10772), 3986 states have internal predecessors, (10772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:01,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 3987 states and 10772 transitions. [2022-02-18 15:28:01,486 INFO L78 Accepts]: Start accepts. Automaton has 3987 states and 10772 transitions. Word has length 126 [2022-02-18 15:28:01,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:01,486 INFO L470 AbstractCegarLoop]: Abstraction has 3987 states and 10772 transitions. [2022-02-18 15:28:01,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:01,486 INFO L276 IsEmpty]: Start isEmpty. Operand 3987 states and 10772 transitions. [2022-02-18 15:28:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:28:01,490 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:01,490 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:01,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-02-18 15:28:01,490 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:01,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:01,490 INFO L85 PathProgramCache]: Analyzing trace with hash -366434524, now seen corresponding path program 24 times [2022-02-18 15:28:01,491 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:01,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699464322] [2022-02-18 15:28:01,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:01,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:02,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:02,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:02,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699464322] [2022-02-18 15:28:02,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699464322] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:02,276 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:02,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:28:02,276 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300302983] [2022-02-18 15:28:02,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:02,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:28:02,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:02,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:28:02,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:28:02,277 INFO L87 Difference]: Start difference. First operand 3987 states and 10772 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:03,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:03,091 INFO L93 Difference]: Finished difference Result 5305 states and 13920 transitions. [2022-02-18 15:28:03,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:28:03,091 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:28:03,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:03,100 INFO L225 Difference]: With dead ends: 5305 [2022-02-18 15:28:03,100 INFO L226 Difference]: Without dead ends: 5305 [2022-02-18 15:28:03,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:28:03,100 INFO L933 BasicCegarLoop]: 204 mSDtfsCounter, 534 mSDsluCounter, 871 mSDsCounter, 0 mSdLazyCounter, 681 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 534 SdHoareTripleChecker+Valid, 1051 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 681 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:03,100 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [534 Valid, 1051 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 681 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:28:03,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5305 states. [2022-02-18 15:28:03,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5305 to 4011. [2022-02-18 15:28:03,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 4009 states have (on average 2.704415066101272) internal successors, (10842), 4010 states have internal predecessors, (10842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:03,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 10842 transitions. [2022-02-18 15:28:03,164 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 10842 transitions. Word has length 126 [2022-02-18 15:28:03,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:03,164 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 10842 transitions. [2022-02-18 15:28:03,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:03,164 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 10842 transitions. [2022-02-18 15:28:03,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:28:03,168 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:03,168 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:03,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-02-18 15:28:03,168 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:03,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:03,169 INFO L85 PathProgramCache]: Analyzing trace with hash -435757654, now seen corresponding path program 25 times [2022-02-18 15:28:03,169 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:03,169 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000514567] [2022-02-18 15:28:03,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:03,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:04,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:04,408 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:04,408 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000514567] [2022-02-18 15:28:04,408 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000514567] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:04,409 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:04,409 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:28:04,409 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297010392] [2022-02-18 15:28:04,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:04,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:28:04,409 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:04,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:28:04,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:28:04,409 INFO L87 Difference]: Start difference. First operand 4011 states and 10842 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:05,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:05,260 INFO L93 Difference]: Finished difference Result 5039 states and 13308 transitions. [2022-02-18 15:28:05,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:28:05,261 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:28:05,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:05,268 INFO L225 Difference]: With dead ends: 5039 [2022-02-18 15:28:05,268 INFO L226 Difference]: Without dead ends: 5039 [2022-02-18 15:28:05,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=191, Invalid=409, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:28:05,269 INFO L933 BasicCegarLoop]: 204 mSDtfsCounter, 564 mSDsluCounter, 794 mSDsCounter, 0 mSdLazyCounter, 658 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 564 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:05,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [564 Valid, 977 Invalid, 708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 658 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:28:05,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5039 states. [2022-02-18 15:28:05,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5039 to 3975. [2022-02-18 15:28:05,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3975 states, 3973 states have (on average 2.702491819783539) internal successors, (10737), 3974 states have internal predecessors, (10737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:05,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3975 states and 10737 transitions. [2022-02-18 15:28:05,329 INFO L78 Accepts]: Start accepts. Automaton has 3975 states and 10737 transitions. Word has length 126 [2022-02-18 15:28:05,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:05,329 INFO L470 AbstractCegarLoop]: Abstraction has 3975 states and 10737 transitions. [2022-02-18 15:28:05,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:05,329 INFO L276 IsEmpty]: Start isEmpty. Operand 3975 states and 10737 transitions. [2022-02-18 15:28:05,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:28:05,333 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:05,333 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:05,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-02-18 15:28:05,333 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:05,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:05,333 INFO L85 PathProgramCache]: Analyzing trace with hash 2245996, now seen corresponding path program 26 times [2022-02-18 15:28:05,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:05,334 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300106626] [2022-02-18 15:28:05,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:05,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:05,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:06,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:06,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:06,162 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300106626] [2022-02-18 15:28:06,162 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300106626] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:06,162 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:06,162 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:28:06,162 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530831441] [2022-02-18 15:28:06,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:06,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:28:06,162 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:06,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:28:06,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:28:06,166 INFO L87 Difference]: Start difference. First operand 3975 states and 10737 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:07,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:07,097 INFO L93 Difference]: Finished difference Result 4861 states and 12709 transitions. [2022-02-18 15:28:07,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-18 15:28:07,097 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:28:07,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:07,103 INFO L225 Difference]: With dead ends: 4861 [2022-02-18 15:28:07,103 INFO L226 Difference]: Without dead ends: 4861 [2022-02-18 15:28:07,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=214, Invalid=436, Unknown=0, NotChecked=0, Total=650 [2022-02-18 15:28:07,104 INFO L933 BasicCegarLoop]: 215 mSDtfsCounter, 507 mSDsluCounter, 942 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 507 SdHoareTripleChecker+Valid, 1132 SdHoareTripleChecker+Invalid, 821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:07,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [507 Valid, 1132 Invalid, 821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:28:07,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4861 states. [2022-02-18 15:28:07,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4861 to 3936. [2022-02-18 15:28:07,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3936 states, 3934 states have (on average 2.701321809862735) internal successors, (10627), 3935 states have internal predecessors, (10627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:07,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3936 states to 3936 states and 10627 transitions. [2022-02-18 15:28:07,152 INFO L78 Accepts]: Start accepts. Automaton has 3936 states and 10627 transitions. Word has length 126 [2022-02-18 15:28:07,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:07,152 INFO L470 AbstractCegarLoop]: Abstraction has 3936 states and 10627 transitions. [2022-02-18 15:28:07,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:07,152 INFO L276 IsEmpty]: Start isEmpty. Operand 3936 states and 10627 transitions. [2022-02-18 15:28:07,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:28:07,155 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:07,155 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:07,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-02-18 15:28:07,155 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:07,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:07,156 INFO L85 PathProgramCache]: Analyzing trace with hash -67077134, now seen corresponding path program 27 times [2022-02-18 15:28:07,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:07,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596988208] [2022-02-18 15:28:07,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:07,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:08,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:08,006 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:08,006 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596988208] [2022-02-18 15:28:08,007 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596988208] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:08,007 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:08,007 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:28:08,007 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077703278] [2022-02-18 15:28:08,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:08,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:28:08,007 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:08,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:28:08,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:28:08,007 INFO L87 Difference]: Start difference. First operand 3936 states and 10627 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:08,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:08,714 INFO L93 Difference]: Finished difference Result 4835 states and 12749 transitions. [2022-02-18 15:28:08,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:28:08,715 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:28:08,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:08,722 INFO L225 Difference]: With dead ends: 4835 [2022-02-18 15:28:08,722 INFO L226 Difference]: Without dead ends: 4835 [2022-02-18 15:28:08,722 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:28:08,723 INFO L933 BasicCegarLoop]: 204 mSDtfsCounter, 495 mSDsluCounter, 651 mSDsCounter, 0 mSdLazyCounter, 532 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 839 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:08,723 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [495 Valid, 839 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 532 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:28:08,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4835 states. [2022-02-18 15:28:08,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4835 to 3924. [2022-02-18 15:28:08,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3924 states, 3922 states have (on average 2.7006629270780214) internal successors, (10592), 3923 states have internal predecessors, (10592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:08,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3924 states and 10592 transitions. [2022-02-18 15:28:08,783 INFO L78 Accepts]: Start accepts. Automaton has 3924 states and 10592 transitions. Word has length 126 [2022-02-18 15:28:08,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:08,783 INFO L470 AbstractCegarLoop]: Abstraction has 3924 states and 10592 transitions. [2022-02-18 15:28:08,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:08,784 INFO L276 IsEmpty]: Start isEmpty. Operand 3924 states and 10592 transitions. [2022-02-18 15:28:08,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-18 15:28:08,787 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:08,787 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:08,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-02-18 15:28:08,787 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:08,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:08,788 INFO L85 PathProgramCache]: Analyzing trace with hash -899192594, now seen corresponding path program 28 times [2022-02-18 15:28:08,788 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:08,788 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304757651] [2022-02-18 15:28:08,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:08,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:08,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:09,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:09,812 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:09,812 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304757651] [2022-02-18 15:28:09,812 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304757651] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:09,812 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:09,812 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-18 15:28:09,812 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824864841] [2022-02-18 15:28:09,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:09,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 15:28:09,813 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:09,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 15:28:09,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-18 15:28:09,813 INFO L87 Difference]: Start difference. First operand 3924 states and 10592 transitions. Second operand has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:10,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:10,614 INFO L93 Difference]: Finished difference Result 4523 states and 11899 transitions. [2022-02-18 15:28:10,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 15:28:10,614 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-02-18 15:28:10,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:10,620 INFO L225 Difference]: With dead ends: 4523 [2022-02-18 15:28:10,620 INFO L226 Difference]: Without dead ends: 4523 [2022-02-18 15:28:10,621 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=405, Unknown=0, NotChecked=0, Total=600 [2022-02-18 15:28:10,621 INFO L933 BasicCegarLoop]: 206 mSDtfsCounter, 480 mSDsluCounter, 902 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:10,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 1083 Invalid, 755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:28:10,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4523 states. [2022-02-18 15:28:10,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4523 to 3792. [2022-02-18 15:28:10,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3792 states, 3790 states have (on average 2.695514511873351) internal successors, (10216), 3791 states have internal predecessors, (10216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:10,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 3792 states and 10216 transitions. [2022-02-18 15:28:10,669 INFO L78 Accepts]: Start accepts. Automaton has 3792 states and 10216 transitions. Word has length 126 [2022-02-18 15:28:10,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:10,669 INFO L470 AbstractCegarLoop]: Abstraction has 3792 states and 10216 transitions. [2022-02-18 15:28:10,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.692307692307692) internal successors, (126), 14 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:10,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3792 states and 10216 transitions. [2022-02-18 15:28:10,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:10,673 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:10,673 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:10,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-02-18 15:28:10,673 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:10,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:10,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1690619645, now seen corresponding path program 1 times [2022-02-18 15:28:10,674 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:10,674 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979670585] [2022-02-18 15:28:10,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:10,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:11,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:11,304 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:11,304 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979670585] [2022-02-18 15:28:11,304 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979670585] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:11,305 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:11,305 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:11,305 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275610871] [2022-02-18 15:28:11,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:11,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:11,305 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:11,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:11,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=203, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:11,305 INFO L87 Difference]: Start difference. First operand 3792 states and 10216 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:12,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:12,850 INFO L93 Difference]: Finished difference Result 4355 states and 11448 transitions. [2022-02-18 15:28:12,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:28:12,851 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:12,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:12,857 INFO L225 Difference]: With dead ends: 4355 [2022-02-18 15:28:12,857 INFO L226 Difference]: Without dead ends: 4355 [2022-02-18 15:28:12,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=345, Invalid=647, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:28:12,857 INFO L933 BasicCegarLoop]: 191 mSDtfsCounter, 502 mSDsluCounter, 962 mSDsCounter, 0 mSdLazyCounter, 760 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 502 SdHoareTripleChecker+Valid, 1131 SdHoareTripleChecker+Invalid, 842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:12,857 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [502 Valid, 1131 Invalid, 842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 760 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:28:12,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4355 states. [2022-02-18 15:28:12,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4355 to 3848. [2022-02-18 15:28:12,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3848 states, 3846 states have (on average 2.699947997919917) internal successors, (10384), 3847 states have internal predecessors, (10384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:12,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 3848 states and 10384 transitions. [2022-02-18 15:28:12,909 INFO L78 Accepts]: Start accepts. Automaton has 3848 states and 10384 transitions. Word has length 131 [2022-02-18 15:28:12,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:12,909 INFO L470 AbstractCegarLoop]: Abstraction has 3848 states and 10384 transitions. [2022-02-18 15:28:12,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:12,909 INFO L276 IsEmpty]: Start isEmpty. Operand 3848 states and 10384 transitions. [2022-02-18 15:28:12,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:12,938 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:12,938 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:12,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-02-18 15:28:12,938 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:12,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:12,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1491660707, now seen corresponding path program 2 times [2022-02-18 15:28:12,938 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:12,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165448294] [2022-02-18 15:28:12,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:12,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:13,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:13,525 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:13,525 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165448294] [2022-02-18 15:28:13,525 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165448294] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:13,525 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:13,525 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:13,526 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722748307] [2022-02-18 15:28:13,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:13,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:13,526 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:13,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:13,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:13,526 INFO L87 Difference]: Start difference. First operand 3848 states and 10384 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:15,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:15,269 INFO L93 Difference]: Finished difference Result 4499 states and 11848 transitions. [2022-02-18 15:28:15,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:28:15,269 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:15,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:15,276 INFO L225 Difference]: With dead ends: 4499 [2022-02-18 15:28:15,276 INFO L226 Difference]: Without dead ends: 4499 [2022-02-18 15:28:15,277 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=382, Invalid=740, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:28:15,277 INFO L933 BasicCegarLoop]: 204 mSDtfsCounter, 658 mSDsluCounter, 767 mSDsCounter, 0 mSdLazyCounter, 703 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 658 SdHoareTripleChecker+Valid, 951 SdHoareTripleChecker+Invalid, 799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:15,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [658 Valid, 951 Invalid, 799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 703 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:28:15,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4499 states. [2022-02-18 15:28:15,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4499 to 3868. [2022-02-18 15:28:15,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3868 states, 3866 states have (on average 2.701500258665287) internal successors, (10444), 3867 states have internal predecessors, (10444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:15,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 3868 states and 10444 transitions. [2022-02-18 15:28:15,333 INFO L78 Accepts]: Start accepts. Automaton has 3868 states and 10444 transitions. Word has length 131 [2022-02-18 15:28:15,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:15,333 INFO L470 AbstractCegarLoop]: Abstraction has 3868 states and 10444 transitions. [2022-02-18 15:28:15,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:15,333 INFO L276 IsEmpty]: Start isEmpty. Operand 3868 states and 10444 transitions. [2022-02-18 15:28:15,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:15,338 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:15,338 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:15,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-02-18 15:28:15,338 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:15,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:15,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1425137807, now seen corresponding path program 3 times [2022-02-18 15:28:15,338 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:15,338 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675975038] [2022-02-18 15:28:15,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:15,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:15,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:15,917 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:15,917 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675975038] [2022-02-18 15:28:15,917 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675975038] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:15,917 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:15,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:15,917 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343453059] [2022-02-18 15:28:15,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:15,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:15,918 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:15,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:15,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:15,918 INFO L87 Difference]: Start difference. First operand 3868 states and 10444 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:18,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:18,197 INFO L93 Difference]: Finished difference Result 4671 states and 12300 transitions. [2022-02-18 15:28:18,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:28:18,198 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:18,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:18,204 INFO L225 Difference]: With dead ends: 4671 [2022-02-18 15:28:18,205 INFO L226 Difference]: Without dead ends: 4671 [2022-02-18 15:28:18,205 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=555, Invalid=1005, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:28:18,205 INFO L933 BasicCegarLoop]: 213 mSDtfsCounter, 577 mSDsluCounter, 1029 mSDsCounter, 0 mSdLazyCounter, 947 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 1216 SdHoareTripleChecker+Invalid, 1033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 947 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:18,205 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [577 Valid, 1216 Invalid, 1033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 947 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:28:18,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4671 states. [2022-02-18 15:28:18,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4671 to 3904. [2022-02-18 15:28:18,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3904 states, 3902 states have (on average 2.7042542286007176) internal successors, (10552), 3903 states have internal predecessors, (10552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:18,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3904 states and 10552 transitions. [2022-02-18 15:28:18,261 INFO L78 Accepts]: Start accepts. Automaton has 3904 states and 10552 transitions. Word has length 131 [2022-02-18 15:28:18,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:18,261 INFO L470 AbstractCegarLoop]: Abstraction has 3904 states and 10552 transitions. [2022-02-18 15:28:18,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 3904 states and 10552 transitions. [2022-02-18 15:28:18,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:18,266 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:18,266 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:18,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-02-18 15:28:18,266 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:18,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:18,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1425207557, now seen corresponding path program 4 times [2022-02-18 15:28:18,266 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:18,266 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977355795] [2022-02-18 15:28:18,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:18,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:18,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:18,933 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:18,933 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977355795] [2022-02-18 15:28:18,933 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977355795] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:18,933 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:18,933 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:28:18,933 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11185858] [2022-02-18 15:28:18,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:18,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:28:18,934 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:18,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:28:18,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:28:18,934 INFO L87 Difference]: Start difference. First operand 3904 states and 10552 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:21,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:21,294 INFO L93 Difference]: Finished difference Result 4599 states and 12136 transitions. [2022-02-18 15:28:21,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:28:21,295 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:21,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:21,301 INFO L225 Difference]: With dead ends: 4599 [2022-02-18 15:28:21,301 INFO L226 Difference]: Without dead ends: 4599 [2022-02-18 15:28:21,302 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=511, Invalid=971, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:28:21,302 INFO L933 BasicCegarLoop]: 213 mSDtfsCounter, 505 mSDsluCounter, 1133 mSDsCounter, 0 mSdLazyCounter, 1038 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 1320 SdHoareTripleChecker+Invalid, 1120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 1038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:21,302 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [505 Valid, 1320 Invalid, 1120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 1038 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:28:21,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4599 states. [2022-02-18 15:28:21,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4599 to 3904. [2022-02-18 15:28:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3904 states, 3902 states have (on average 2.7042542286007176) internal successors, (10552), 3903 states have internal predecessors, (10552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:21,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3904 states and 10552 transitions. [2022-02-18 15:28:21,356 INFO L78 Accepts]: Start accepts. Automaton has 3904 states and 10552 transitions. Word has length 131 [2022-02-18 15:28:21,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:21,357 INFO L470 AbstractCegarLoop]: Abstraction has 3904 states and 10552 transitions. [2022-02-18 15:28:21,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:21,357 INFO L276 IsEmpty]: Start isEmpty. Operand 3904 states and 10552 transitions. [2022-02-18 15:28:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:21,361 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:21,361 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:21,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-02-18 15:28:21,361 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:21,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:21,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1140968789, now seen corresponding path program 5 times [2022-02-18 15:28:21,362 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:21,362 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095622364] [2022-02-18 15:28:21,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:21,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:22,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:22,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:22,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095622364] [2022-02-18 15:28:22,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095622364] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:22,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:22,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:22,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161814066] [2022-02-18 15:28:22,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:22,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:22,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:22,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:22,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:22,053 INFO L87 Difference]: Start difference. First operand 3904 states and 10552 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:23,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:23,247 INFO L93 Difference]: Finished difference Result 4483 states and 11828 transitions. [2022-02-18 15:28:23,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:28:23,247 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:23,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:23,254 INFO L225 Difference]: With dead ends: 4483 [2022-02-18 15:28:23,254 INFO L226 Difference]: Without dead ends: 4483 [2022-02-18 15:28:23,254 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=388, Invalid=734, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:28:23,254 INFO L933 BasicCegarLoop]: 204 mSDtfsCounter, 631 mSDsluCounter, 635 mSDsCounter, 0 mSdLazyCounter, 607 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 819 SdHoareTripleChecker+Invalid, 699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:23,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [631 Valid, 819 Invalid, 699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 607 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:28:23,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4483 states. [2022-02-18 15:28:23,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4483 to 3904. [2022-02-18 15:28:23,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3904 states, 3902 states have (on average 2.7042542286007176) internal successors, (10552), 3903 states have internal predecessors, (10552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:23,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3904 states and 10552 transitions. [2022-02-18 15:28:23,306 INFO L78 Accepts]: Start accepts. Automaton has 3904 states and 10552 transitions. Word has length 131 [2022-02-18 15:28:23,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:23,306 INFO L470 AbstractCegarLoop]: Abstraction has 3904 states and 10552 transitions. [2022-02-18 15:28:23,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:23,306 INFO L276 IsEmpty]: Start isEmpty. Operand 3904 states and 10552 transitions. [2022-02-18 15:28:23,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:23,310 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:23,311 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:23,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-02-18 15:28:23,311 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:23,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:23,311 INFO L85 PathProgramCache]: Analyzing trace with hash -1080675107, now seen corresponding path program 6 times [2022-02-18 15:28:23,311 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:23,311 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485659386] [2022-02-18 15:28:23,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:23,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:23,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:24,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:24,369 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:24,369 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485659386] [2022-02-18 15:28:24,369 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485659386] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:24,369 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:24,369 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:24,369 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194098651] [2022-02-18 15:28:24,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:24,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:24,369 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:24,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:24,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:24,370 INFO L87 Difference]: Start difference. First operand 3904 states and 10552 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:26,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:26,670 INFO L93 Difference]: Finished difference Result 4375 states and 11598 transitions. [2022-02-18 15:28:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:28:26,671 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:26,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:26,678 INFO L225 Difference]: With dead ends: 4375 [2022-02-18 15:28:26,678 INFO L226 Difference]: Without dead ends: 4375 [2022-02-18 15:28:26,678 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=320, Invalid=672, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:28:26,678 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 523 mSDsluCounter, 1179 mSDsCounter, 0 mSdLazyCounter, 1027 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 1341 SdHoareTripleChecker+Invalid, 1100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 1027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:26,678 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [523 Valid, 1341 Invalid, 1100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 1027 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:28:26,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4375 states. [2022-02-18 15:28:26,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4375 to 3908. [2022-02-18 15:28:26,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3908 states, 3906 states have (on average 2.7045570916538657) internal successors, (10564), 3907 states have internal predecessors, (10564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:26,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 3908 states and 10564 transitions. [2022-02-18 15:28:26,729 INFO L78 Accepts]: Start accepts. Automaton has 3908 states and 10564 transitions. Word has length 131 [2022-02-18 15:28:26,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:26,729 INFO L470 AbstractCegarLoop]: Abstraction has 3908 states and 10564 transitions. [2022-02-18 15:28:26,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:26,729 INFO L276 IsEmpty]: Start isEmpty. Operand 3908 states and 10564 transitions. [2022-02-18 15:28:26,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:26,733 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:26,733 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:26,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-02-18 15:28:26,733 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:26,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:26,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1082837357, now seen corresponding path program 7 times [2022-02-18 15:28:26,734 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:26,734 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590557533] [2022-02-18 15:28:26,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:26,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:28,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:28,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:28,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590557533] [2022-02-18 15:28:28,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590557533] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:28,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:28,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:28,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690135834] [2022-02-18 15:28:28,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:28,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:28,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:28,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:28,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:28,105 INFO L87 Difference]: Start difference. First operand 3908 states and 10564 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:29,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:29,986 INFO L93 Difference]: Finished difference Result 4355 states and 11544 transitions. [2022-02-18 15:28:29,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:28:29,986 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:29,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:29,992 INFO L225 Difference]: With dead ends: 4355 [2022-02-18 15:28:29,993 INFO L226 Difference]: Without dead ends: 4355 [2022-02-18 15:28:29,993 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=322, Invalid=670, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:28:29,993 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 461 mSDsluCounter, 1158 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 461 SdHoareTripleChecker+Valid, 1326 SdHoareTripleChecker+Invalid, 1068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:29,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [461 Valid, 1326 Invalid, 1068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:28:29,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4355 states. [2022-02-18 15:28:30,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4355 to 3908. [2022-02-18 15:28:30,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3908 states, 3906 states have (on average 2.7045570916538657) internal successors, (10564), 3907 states have internal predecessors, (10564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:30,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 3908 states and 10564 transitions. [2022-02-18 15:28:30,076 INFO L78 Accepts]: Start accepts. Automaton has 3908 states and 10564 transitions. Word has length 131 [2022-02-18 15:28:30,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:30,076 INFO L470 AbstractCegarLoop]: Abstraction has 3908 states and 10564 transitions. [2022-02-18 15:28:30,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:30,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3908 states and 10564 transitions. [2022-02-18 15:28:30,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:30,080 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:30,080 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:30,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-02-18 15:28:30,081 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:30,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:30,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1525749125, now seen corresponding path program 8 times [2022-02-18 15:28:30,083 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:30,083 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506863144] [2022-02-18 15:28:30,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:30,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:30,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:30,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:30,895 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:30,895 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506863144] [2022-02-18 15:28:30,895 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506863144] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:30,895 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:30,896 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:30,896 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637519563] [2022-02-18 15:28:30,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:30,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:30,896 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:30,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:30,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:30,896 INFO L87 Difference]: Start difference. First operand 3908 states and 10564 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:33,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:33,562 INFO L93 Difference]: Finished difference Result 4457 states and 11823 transitions. [2022-02-18 15:28:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 15:28:33,563 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:33,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:33,569 INFO L225 Difference]: With dead ends: 4457 [2022-02-18 15:28:33,569 INFO L226 Difference]: Without dead ends: 4457 [2022-02-18 15:28:33,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=478, Invalid=928, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:28:33,570 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 538 mSDsluCounter, 931 mSDsCounter, 0 mSdLazyCounter, 917 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 538 SdHoareTripleChecker+Valid, 1096 SdHoareTripleChecker+Invalid, 997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:33,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [538 Valid, 1096 Invalid, 997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 917 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:28:33,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4457 states. [2022-02-18 15:28:33,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4457 to 3914. [2022-02-18 15:28:33,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3914 states, 3912 states have (on average 2.705010224948875) internal successors, (10582), 3913 states have internal predecessors, (10582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:33,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 3914 states and 10582 transitions. [2022-02-18 15:28:33,625 INFO L78 Accepts]: Start accepts. Automaton has 3914 states and 10582 transitions. Word has length 131 [2022-02-18 15:28:33,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:33,625 INFO L470 AbstractCegarLoop]: Abstraction has 3914 states and 10582 transitions. [2022-02-18 15:28:33,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:33,625 INFO L276 IsEmpty]: Start isEmpty. Operand 3914 states and 10582 transitions. [2022-02-18 15:28:33,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:33,630 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:33,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:33,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-02-18 15:28:33,630 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:33,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:33,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1527911375, now seen corresponding path program 9 times [2022-02-18 15:28:33,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:33,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030269832] [2022-02-18 15:28:33,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:33,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:34,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:34,766 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:34,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030269832] [2022-02-18 15:28:34,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030269832] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:34,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:34,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:34,766 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441698812] [2022-02-18 15:28:34,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:34,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:34,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:34,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:34,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:34,767 INFO L87 Difference]: Start difference. First operand 3914 states and 10582 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:36,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:36,828 INFO L93 Difference]: Finished difference Result 4437 states and 11761 transitions. [2022-02-18 15:28:36,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:28:36,828 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:36,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:36,834 INFO L225 Difference]: With dead ends: 4437 [2022-02-18 15:28:36,834 INFO L226 Difference]: Without dead ends: 4437 [2022-02-18 15:28:36,835 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=397, Invalid=793, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:28:36,835 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 446 mSDsluCounter, 1156 mSDsCounter, 0 mSdLazyCounter, 1069 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 446 SdHoareTripleChecker+Valid, 1314 SdHoareTripleChecker+Invalid, 1144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 1069 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:36,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [446 Valid, 1314 Invalid, 1144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 1069 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:28:36,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4437 states. [2022-02-18 15:28:36,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4437 to 3914. [2022-02-18 15:28:36,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3914 states, 3912 states have (on average 2.705010224948875) internal successors, (10582), 3913 states have internal predecessors, (10582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:36,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 3914 states and 10582 transitions. [2022-02-18 15:28:36,886 INFO L78 Accepts]: Start accepts. Automaton has 3914 states and 10582 transitions. Word has length 131 [2022-02-18 15:28:36,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:36,887 INFO L470 AbstractCegarLoop]: Abstraction has 3914 states and 10582 transitions. [2022-02-18 15:28:36,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:36,887 INFO L276 IsEmpty]: Start isEmpty. Operand 3914 states and 10582 transitions. [2022-02-18 15:28:36,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:36,891 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:36,891 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:36,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-02-18 15:28:36,891 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:36,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:36,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1943495825, now seen corresponding path program 10 times [2022-02-18 15:28:36,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:36,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450221443] [2022-02-18 15:28:36,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:36,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:37,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:37,981 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:37,981 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450221443] [2022-02-18 15:28:37,981 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450221443] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:37,981 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:37,981 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:37,981 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660068066] [2022-02-18 15:28:37,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:37,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:37,981 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:37,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:37,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:37,982 INFO L87 Difference]: Start difference. First operand 3914 states and 10582 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:40,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:40,060 INFO L93 Difference]: Finished difference Result 4416 states and 11702 transitions. [2022-02-18 15:28:40,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:28:40,061 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:40,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:40,067 INFO L225 Difference]: With dead ends: 4416 [2022-02-18 15:28:40,067 INFO L226 Difference]: Without dead ends: 4416 [2022-02-18 15:28:40,067 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=369, Invalid=753, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:28:40,068 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 501 mSDsluCounter, 1268 mSDsCounter, 0 mSdLazyCounter, 1210 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 501 SdHoareTripleChecker+Valid, 1424 SdHoareTripleChecker+Invalid, 1287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 1210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:40,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [501 Valid, 1424 Invalid, 1287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 1210 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:28:40,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4416 states. [2022-02-18 15:28:40,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4416 to 3912. [2022-02-18 15:28:40,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3912 states, 3910 states have (on average 2.704859335038363) internal successors, (10576), 3911 states have internal predecessors, (10576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:40,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3912 states and 10576 transitions. [2022-02-18 15:28:40,121 INFO L78 Accepts]: Start accepts. Automaton has 3912 states and 10576 transitions. Word has length 131 [2022-02-18 15:28:40,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:40,121 INFO L470 AbstractCegarLoop]: Abstraction has 3912 states and 10576 transitions. [2022-02-18 15:28:40,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:40,121 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 10576 transitions. [2022-02-18 15:28:40,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:40,125 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:40,126 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:40,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-02-18 15:28:40,126 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:40,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:40,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1581051203, now seen corresponding path program 11 times [2022-02-18 15:28:40,126 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:40,126 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562345163] [2022-02-18 15:28:40,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:40,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:41,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:41,045 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:41,045 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562345163] [2022-02-18 15:28:41,045 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562345163] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:41,045 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:41,045 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:41,045 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103088964] [2022-02-18 15:28:41,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:41,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:41,045 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:41,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:41,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:41,046 INFO L87 Difference]: Start difference. First operand 3912 states and 10576 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:43,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:43,413 INFO L93 Difference]: Finished difference Result 4449 states and 11805 transitions. [2022-02-18 15:28:43,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:28:43,413 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:43,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:43,420 INFO L225 Difference]: With dead ends: 4449 [2022-02-18 15:28:43,420 INFO L226 Difference]: Without dead ends: 4449 [2022-02-18 15:28:43,420 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=426, Invalid=834, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:28:43,420 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 568 mSDsluCounter, 925 mSDsCounter, 0 mSdLazyCounter, 869 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 869 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:43,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [568 Valid, 1083 Invalid, 960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 869 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:28:43,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4449 states. [2022-02-18 15:28:43,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4449 to 3914. [2022-02-18 15:28:43,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3914 states, 3912 states have (on average 2.705010224948875) internal successors, (10582), 3913 states have internal predecessors, (10582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:43,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 3914 states and 10582 transitions. [2022-02-18 15:28:43,475 INFO L78 Accepts]: Start accepts. Automaton has 3914 states and 10582 transitions. Word has length 131 [2022-02-18 15:28:43,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:43,476 INFO L470 AbstractCegarLoop]: Abstraction has 3914 states and 10582 transitions. [2022-02-18 15:28:43,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:43,476 INFO L276 IsEmpty]: Start isEmpty. Operand 3914 states and 10582 transitions. [2022-02-18 15:28:43,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:43,480 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:43,480 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:43,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-02-18 15:28:43,480 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:43,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:43,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1583213453, now seen corresponding path program 12 times [2022-02-18 15:28:43,481 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:43,481 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860459515] [2022-02-18 15:28:43,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:43,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:44,843 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:44,843 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860459515] [2022-02-18 15:28:44,843 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860459515] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:44,843 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:44,843 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:44,843 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811158932] [2022-02-18 15:28:44,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:44,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:44,843 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:44,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:44,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:44,844 INFO L87 Difference]: Start difference. First operand 3914 states and 10582 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:46,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:46,751 INFO L93 Difference]: Finished difference Result 4407 states and 11688 transitions. [2022-02-18 15:28:46,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:28:46,752 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:46,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:46,757 INFO L225 Difference]: With dead ends: 4407 [2022-02-18 15:28:46,758 INFO L226 Difference]: Without dead ends: 4407 [2022-02-18 15:28:46,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=372, Invalid=750, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:28:46,758 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 569 mSDsluCounter, 1034 mSDsCounter, 0 mSdLazyCounter, 1070 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 1187 SdHoareTripleChecker+Invalid, 1157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1070 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:46,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 1187 Invalid, 1157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1070 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:28:46,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4407 states. [2022-02-18 15:28:46,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4407 to 3918. [2022-02-18 15:28:46,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3918 states, 3916 states have (on average 2.705311542390194) internal successors, (10594), 3917 states have internal predecessors, (10594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:46,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 3918 states and 10594 transitions. [2022-02-18 15:28:46,809 INFO L78 Accepts]: Start accepts. Automaton has 3918 states and 10594 transitions. Word has length 131 [2022-02-18 15:28:46,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:46,809 INFO L470 AbstractCegarLoop]: Abstraction has 3918 states and 10594 transitions. [2022-02-18 15:28:46,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:46,809 INFO L276 IsEmpty]: Start isEmpty. Operand 3918 states and 10594 transitions. [2022-02-18 15:28:46,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:46,814 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:46,814 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:46,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-02-18 15:28:46,814 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:46,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:46,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1998797903, now seen corresponding path program 13 times [2022-02-18 15:28:46,815 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:46,815 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160987336] [2022-02-18 15:28:46,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:46,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:47,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:47,861 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:47,861 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160987336] [2022-02-18 15:28:47,861 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160987336] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:47,861 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:47,861 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:47,862 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262874665] [2022-02-18 15:28:47,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:47,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:47,862 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:47,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:47,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:47,862 INFO L87 Difference]: Start difference. First operand 3918 states and 10594 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:49,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:49,570 INFO L93 Difference]: Finished difference Result 4358 states and 11558 transitions. [2022-02-18 15:28:49,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:28:49,571 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:49,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:49,577 INFO L225 Difference]: With dead ends: 4358 [2022-02-18 15:28:49,577 INFO L226 Difference]: Without dead ends: 4358 [2022-02-18 15:28:49,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=317, Invalid=675, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:28:49,578 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 442 mSDsluCounter, 1205 mSDsCounter, 0 mSdLazyCounter, 1088 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 1356 SdHoareTripleChecker+Invalid, 1158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 1088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:49,578 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [442 Valid, 1356 Invalid, 1158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 1088 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:28:49,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4358 states. [2022-02-18 15:28:49,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4358 to 3915. [2022-02-18 15:28:49,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3915 states, 3913 states have (on average 2.7050856120623563) internal successors, (10585), 3914 states have internal predecessors, (10585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:49,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3915 states and 10585 transitions. [2022-02-18 15:28:49,630 INFO L78 Accepts]: Start accepts. Automaton has 3915 states and 10585 transitions. Word has length 131 [2022-02-18 15:28:49,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:49,630 INFO L470 AbstractCegarLoop]: Abstraction has 3915 states and 10585 transitions. [2022-02-18 15:28:49,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:49,630 INFO L276 IsEmpty]: Start isEmpty. Operand 3915 states and 10585 transitions. [2022-02-18 15:28:49,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:49,634 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:49,634 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:49,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-02-18 15:28:49,635 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:49,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:49,635 INFO L85 PathProgramCache]: Analyzing trace with hash -723960611, now seen corresponding path program 14 times [2022-02-18 15:28:49,635 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:49,635 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920504691] [2022-02-18 15:28:49,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:49,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:50,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:50,712 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:50,712 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920504691] [2022-02-18 15:28:50,712 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920504691] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:50,712 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:50,712 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:50,712 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266604530] [2022-02-18 15:28:50,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:50,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:50,712 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:50,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:50,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:50,713 INFO L87 Difference]: Start difference. First operand 3915 states and 10585 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:52,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:52,881 INFO L93 Difference]: Finished difference Result 4511 states and 11916 transitions. [2022-02-18 15:28:52,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:28:52,882 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:52,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:52,889 INFO L225 Difference]: With dead ends: 4511 [2022-02-18 15:28:52,889 INFO L226 Difference]: Without dead ends: 4511 [2022-02-18 15:28:52,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=320, Invalid=672, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:28:52,889 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 602 mSDsluCounter, 1241 mSDsCounter, 0 mSdLazyCounter, 1145 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 602 SdHoareTripleChecker+Valid, 1405 SdHoareTripleChecker+Invalid, 1231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:52,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [602 Valid, 1405 Invalid, 1231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1145 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:28:52,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4511 states. [2022-02-18 15:28:52,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4511 to 3911. [2022-02-18 15:28:52,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3911 states, 3909 states have (on average 2.7047838321821436) internal successors, (10573), 3910 states have internal predecessors, (10573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:52,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 3911 states and 10573 transitions. [2022-02-18 15:28:52,943 INFO L78 Accepts]: Start accepts. Automaton has 3911 states and 10573 transitions. Word has length 131 [2022-02-18 15:28:52,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:52,944 INFO L470 AbstractCegarLoop]: Abstraction has 3911 states and 10573 transitions. [2022-02-18 15:28:52,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:52,944 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 10573 transitions. [2022-02-18 15:28:52,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:52,948 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:52,949 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:52,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-02-18 15:28:52,949 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:52,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:52,949 INFO L85 PathProgramCache]: Analyzing trace with hash -726122861, now seen corresponding path program 15 times [2022-02-18 15:28:52,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:52,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289892132] [2022-02-18 15:28:52,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:52,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:54,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:54,136 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:54,136 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289892132] [2022-02-18 15:28:54,136 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289892132] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:54,136 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:54,136 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:54,136 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373474252] [2022-02-18 15:28:54,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:54,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:54,137 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:54,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:54,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:54,137 INFO L87 Difference]: Start difference. First operand 3911 states and 10573 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:55,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:55,693 INFO L93 Difference]: Finished difference Result 4415 states and 11684 transitions. [2022-02-18 15:28:55,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:28:55,693 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:55,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:55,700 INFO L225 Difference]: With dead ends: 4415 [2022-02-18 15:28:55,700 INFO L226 Difference]: Without dead ends: 4415 [2022-02-18 15:28:55,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=320, Invalid=672, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:28:55,700 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 517 mSDsluCounter, 1011 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 1184 SdHoareTripleChecker+Invalid, 1001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:55,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [517 Valid, 1184 Invalid, 1001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 914 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:28:55,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4415 states. [2022-02-18 15:28:55,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4415 to 3904. [2022-02-18 15:28:55,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3904 states, 3902 states have (on average 2.7042542286007176) internal successors, (10552), 3903 states have internal predecessors, (10552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:55,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3904 states and 10552 transitions. [2022-02-18 15:28:55,752 INFO L78 Accepts]: Start accepts. Automaton has 3904 states and 10552 transitions. Word has length 131 [2022-02-18 15:28:55,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:55,752 INFO L470 AbstractCegarLoop]: Abstraction has 3904 states and 10552 transitions. [2022-02-18 15:28:55,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:55,752 INFO L276 IsEmpty]: Start isEmpty. Operand 3904 states and 10552 transitions. [2022-02-18 15:28:55,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:55,756 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:55,757 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:55,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-02-18 15:28:55,757 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:55,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:55,757 INFO L85 PathProgramCache]: Analyzing trace with hash 294011075, now seen corresponding path program 16 times [2022-02-18 15:28:55,757 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:55,757 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815339195] [2022-02-18 15:28:55,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:55,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:56,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:56,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:56,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815339195] [2022-02-18 15:28:56,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815339195] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:56,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:56,340 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:28:56,340 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503952938] [2022-02-18 15:28:56,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:56,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:28:56,340 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:56,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:28:56,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:28:56,341 INFO L87 Difference]: Start difference. First operand 3904 states and 10552 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:58,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:28:58,036 INFO L93 Difference]: Finished difference Result 4655 states and 12310 transitions. [2022-02-18 15:28:58,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:28:58,037 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:28:58,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:28:58,043 INFO L225 Difference]: With dead ends: 4655 [2022-02-18 15:28:58,044 INFO L226 Difference]: Without dead ends: 4655 [2022-02-18 15:28:58,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=417, Invalid=773, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:28:58,044 INFO L933 BasicCegarLoop]: 217 mSDtfsCounter, 524 mSDsluCounter, 785 mSDsCounter, 0 mSdLazyCounter, 703 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 524 SdHoareTripleChecker+Valid, 985 SdHoareTripleChecker+Invalid, 802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:28:58,044 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [524 Valid, 985 Invalid, 802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 703 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:28:58,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4655 states. [2022-02-18 15:28:58,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4655 to 3934. [2022-02-18 15:28:58,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3934 states, 3932 states have (on average 2.7065106815869786) internal successors, (10642), 3933 states have internal predecessors, (10642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:58,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3934 states to 3934 states and 10642 transitions. [2022-02-18 15:28:58,098 INFO L78 Accepts]: Start accepts. Automaton has 3934 states and 10642 transitions. Word has length 131 [2022-02-18 15:28:58,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:28:58,099 INFO L470 AbstractCegarLoop]: Abstraction has 3934 states and 10642 transitions. [2022-02-18 15:28:58,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:28:58,099 INFO L276 IsEmpty]: Start isEmpty. Operand 3934 states and 10642 transitions. [2022-02-18 15:28:58,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:28:58,103 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:28:58,103 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:28:58,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-02-18 15:28:58,103 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:28:58,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:28:58,104 INFO L85 PathProgramCache]: Analyzing trace with hash 360533975, now seen corresponding path program 17 times [2022-02-18 15:28:58,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:28:58,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320753422] [2022-02-18 15:28:58,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:28:58,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:28:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:28:58,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:28:58,674 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:28:58,674 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320753422] [2022-02-18 15:28:58,674 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320753422] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:28:58,674 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:28:58,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:28:58,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895854452] [2022-02-18 15:28:58,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:28:58,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:28:58,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:28:58,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:28:58,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:28:58,675 INFO L87 Difference]: Start difference. First operand 3934 states and 10642 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:01,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:01,594 INFO L93 Difference]: Finished difference Result 4779 states and 12622 transitions. [2022-02-18 15:29:01,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:29:01,594 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:01,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:01,601 INFO L225 Difference]: With dead ends: 4779 [2022-02-18 15:29:01,601 INFO L226 Difference]: Without dead ends: 4779 [2022-02-18 15:29:01,602 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=595, Invalid=1127, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:29:01,602 INFO L933 BasicCegarLoop]: 226 mSDtfsCounter, 561 mSDsluCounter, 1374 mSDsCounter, 0 mSdLazyCounter, 1240 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 1569 SdHoareTripleChecker+Invalid, 1361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:01,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [561 Valid, 1569 Invalid, 1361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1240 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:29:01,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4779 states. [2022-02-18 15:29:01,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4779 to 3938. [2022-02-18 15:29:01,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3938 states, 3936 states have (on average 2.706808943089431) internal successors, (10654), 3937 states have internal predecessors, (10654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:01,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 3938 states and 10654 transitions. [2022-02-18 15:29:01,659 INFO L78 Accepts]: Start accepts. Automaton has 3938 states and 10654 transitions. Word has length 131 [2022-02-18 15:29:01,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:01,659 INFO L470 AbstractCegarLoop]: Abstraction has 3938 states and 10654 transitions. [2022-02-18 15:29:01,660 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:01,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3938 states and 10654 transitions. [2022-02-18 15:29:01,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:01,664 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:01,664 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:01,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-02-18 15:29:01,664 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:01,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:01,665 INFO L85 PathProgramCache]: Analyzing trace with hash 360464225, now seen corresponding path program 18 times [2022-02-18 15:29:01,665 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:01,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340730807] [2022-02-18 15:29:01,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:01,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:02,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:02,352 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:02,352 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340730807] [2022-02-18 15:29:02,352 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340730807] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:02,352 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:02,352 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:02,352 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004233270] [2022-02-18 15:29:02,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:02,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:02,352 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:02,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:02,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:02,353 INFO L87 Difference]: Start difference. First operand 3938 states and 10654 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:05,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:05,254 INFO L93 Difference]: Finished difference Result 4687 states and 12402 transitions. [2022-02-18 15:29:05,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:29:05,254 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:05,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:05,261 INFO L225 Difference]: With dead ends: 4687 [2022-02-18 15:29:05,262 INFO L226 Difference]: Without dead ends: 4687 [2022-02-18 15:29:05,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=578, Invalid=1144, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:29:05,262 INFO L933 BasicCegarLoop]: 226 mSDtfsCounter, 594 mSDsluCounter, 1388 mSDsCounter, 0 mSdLazyCounter, 1253 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 1585 SdHoareTripleChecker+Invalid, 1351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:05,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 1585 Invalid, 1351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1253 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:29:05,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4687 states. [2022-02-18 15:29:05,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4687 to 3924. [2022-02-18 15:29:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3924 states, 3922 states have (on average 2.7057623661397248) internal successors, (10612), 3923 states have internal predecessors, (10612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:05,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3924 states and 10612 transitions. [2022-02-18 15:29:05,318 INFO L78 Accepts]: Start accepts. Automaton has 3924 states and 10612 transitions. Word has length 131 [2022-02-18 15:29:05,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:05,319 INFO L470 AbstractCegarLoop]: Abstraction has 3924 states and 10612 transitions. [2022-02-18 15:29:05,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:05,319 INFO L276 IsEmpty]: Start isEmpty. Operand 3924 states and 10612 transitions. [2022-02-18 15:29:05,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:05,323 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:05,323 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:05,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-02-18 15:29:05,323 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:05,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:05,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1787077647, now seen corresponding path program 19 times [2022-02-18 15:29:05,324 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:05,324 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680765079] [2022-02-18 15:29:05,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:05,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:05,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:05,773 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:05,773 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680765079] [2022-02-18 15:29:05,773 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680765079] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:05,773 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:05,774 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:05,774 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455574474] [2022-02-18 15:29:05,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:05,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:05,774 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:05,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:05,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:05,774 INFO L87 Difference]: Start difference. First operand 3924 states and 10612 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:08,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:08,332 INFO L93 Difference]: Finished difference Result 4903 states and 12984 transitions. [2022-02-18 15:29:08,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 15:29:08,332 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:08,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:08,339 INFO L225 Difference]: With dead ends: 4903 [2022-02-18 15:29:08,339 INFO L226 Difference]: Without dead ends: 4903 [2022-02-18 15:29:08,340 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=770, Invalid=1486, Unknown=0, NotChecked=0, Total=2256 [2022-02-18 15:29:08,340 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 545 mSDsluCounter, 1112 mSDsCounter, 0 mSdLazyCounter, 1106 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 545 SdHoareTripleChecker+Valid, 1322 SdHoareTripleChecker+Invalid, 1222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:08,340 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [545 Valid, 1322 Invalid, 1222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1106 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:29:08,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4903 states. [2022-02-18 15:29:08,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4903 to 3960. [2022-02-18 15:29:08,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3960 states, 3958 states have (on average 2.7084386053562404) internal successors, (10720), 3959 states have internal predecessors, (10720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:08,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 3960 states and 10720 transitions. [2022-02-18 15:29:08,394 INFO L78 Accepts]: Start accepts. Automaton has 3960 states and 10720 transitions. Word has length 131 [2022-02-18 15:29:08,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:08,394 INFO L470 AbstractCegarLoop]: Abstraction has 3960 states and 10720 transitions. [2022-02-18 15:29:08,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:08,395 INFO L276 IsEmpty]: Start isEmpty. Operand 3960 states and 10720 transitions. [2022-02-18 15:29:08,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:08,399 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:08,399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:08,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-02-18 15:29:08,399 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:08,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:08,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1793650887, now seen corresponding path program 20 times [2022-02-18 15:29:08,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:08,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031387309] [2022-02-18 15:29:08,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:08,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:08,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:08,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:08,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:08,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031387309] [2022-02-18 15:29:08,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031387309] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:08,950 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:08,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:29:08,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557958166] [2022-02-18 15:29:08,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:08,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:29:08,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:08,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:29:08,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:29:08,951 INFO L87 Difference]: Start difference. First operand 3960 states and 10720 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:11,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:11,937 INFO L93 Difference]: Finished difference Result 4913 states and 13012 transitions. [2022-02-18 15:29:11,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 15:29:11,938 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:11,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:11,945 INFO L225 Difference]: With dead ends: 4913 [2022-02-18 15:29:11,945 INFO L226 Difference]: Without dead ends: 4913 [2022-02-18 15:29:11,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=713, Invalid=1449, Unknown=0, NotChecked=0, Total=2162 [2022-02-18 15:29:11,946 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 594 mSDsluCounter, 1284 mSDsCounter, 0 mSdLazyCounter, 1247 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 1493 SdHoareTripleChecker+Invalid, 1364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:11,946 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 1493 Invalid, 1364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1247 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:29:11,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4913 states. [2022-02-18 15:29:11,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4913 to 3964. [2022-02-18 15:29:11,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3964 states, 3962 states have (on average 2.708732963149924) internal successors, (10732), 3963 states have internal predecessors, (10732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:12,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 3964 states and 10732 transitions. [2022-02-18 15:29:12,004 INFO L78 Accepts]: Start accepts. Automaton has 3964 states and 10732 transitions. Word has length 131 [2022-02-18 15:29:12,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:12,004 INFO L470 AbstractCegarLoop]: Abstraction has 3964 states and 10732 transitions. [2022-02-18 15:29:12,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:12,004 INFO L276 IsEmpty]: Start isEmpty. Operand 3964 states and 10732 transitions. [2022-02-18 15:29:12,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:12,008 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:12,009 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:12,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-02-18 15:29:12,009 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:12,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:12,009 INFO L85 PathProgramCache]: Analyzing trace with hash -1793720637, now seen corresponding path program 21 times [2022-02-18 15:29:12,009 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:12,009 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838595680] [2022-02-18 15:29:12,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:12,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:12,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:12,744 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:12,744 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838595680] [2022-02-18 15:29:12,744 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838595680] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:12,744 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:12,744 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:12,744 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685946505] [2022-02-18 15:29:12,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:12,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:12,745 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:12,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:12,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:12,745 INFO L87 Difference]: Start difference. First operand 3964 states and 10732 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:15,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:15,555 INFO L93 Difference]: Finished difference Result 4831 states and 12820 transitions. [2022-02-18 15:29:15,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:29:15,555 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:15,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:15,562 INFO L225 Difference]: With dead ends: 4831 [2022-02-18 15:29:15,562 INFO L226 Difference]: Without dead ends: 4831 [2022-02-18 15:29:15,563 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=561, Invalid=1161, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:29:15,563 INFO L933 BasicCegarLoop]: 205 mSDtfsCounter, 617 mSDsluCounter, 1174 mSDsCounter, 0 mSdLazyCounter, 1216 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 1350 SdHoareTripleChecker+Invalid, 1314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:15,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [617 Valid, 1350 Invalid, 1314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1216 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:29:15,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4831 states. [2022-02-18 15:29:15,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4831 to 3964. [2022-02-18 15:29:15,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3964 states, 3962 states have (on average 2.708732963149924) internal successors, (10732), 3963 states have internal predecessors, (10732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:15,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 3964 states and 10732 transitions. [2022-02-18 15:29:15,622 INFO L78 Accepts]: Start accepts. Automaton has 3964 states and 10732 transitions. Word has length 131 [2022-02-18 15:29:15,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:15,622 INFO L470 AbstractCegarLoop]: Abstraction has 3964 states and 10732 transitions. [2022-02-18 15:29:15,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:15,622 INFO L276 IsEmpty]: Start isEmpty. Operand 3964 states and 10732 transitions. [2022-02-18 15:29:15,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:15,627 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:15,627 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:15,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-02-18 15:29:15,627 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:15,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:15,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1995703617, now seen corresponding path program 22 times [2022-02-18 15:29:15,627 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:15,627 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601605683] [2022-02-18 15:29:15,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:15,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:16,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:16,211 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:16,211 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601605683] [2022-02-18 15:29:16,211 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601605683] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:16,211 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:16,211 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:29:16,211 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273444491] [2022-02-18 15:29:16,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:16,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:29:16,212 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:16,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:29:16,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:29:16,212 INFO L87 Difference]: Start difference. First operand 3964 states and 10732 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:18,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:18,832 INFO L93 Difference]: Finished difference Result 4831 states and 12791 transitions. [2022-02-18 15:29:18,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:29:18,832 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:18,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:18,839 INFO L225 Difference]: With dead ends: 4831 [2022-02-18 15:29:18,839 INFO L226 Difference]: Without dead ends: 4831 [2022-02-18 15:29:18,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=548, Invalid=1092, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:29:18,840 INFO L933 BasicCegarLoop]: 205 mSDtfsCounter, 482 mSDsluCounter, 1327 mSDsCounter, 0 mSdLazyCounter, 1313 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 482 SdHoareTripleChecker+Valid, 1504 SdHoareTripleChecker+Invalid, 1397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:18,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [482 Valid, 1504 Invalid, 1397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1313 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:29:18,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4831 states. [2022-02-18 15:29:18,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4831 to 3960. [2022-02-18 15:29:18,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3960 states, 3958 states have (on average 2.7084386053562404) internal successors, (10720), 3959 states have internal predecessors, (10720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:18,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 3960 states and 10720 transitions. [2022-02-18 15:29:18,899 INFO L78 Accepts]: Start accepts. Automaton has 3960 states and 10720 transitions. Word has length 131 [2022-02-18 15:29:18,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:18,899 INFO L470 AbstractCegarLoop]: Abstraction has 3960 states and 10720 transitions. [2022-02-18 15:29:18,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:18,900 INFO L276 IsEmpty]: Start isEmpty. Operand 3960 states and 10720 transitions. [2022-02-18 15:29:18,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:18,904 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:18,904 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:18,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-02-18 15:29:18,905 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:18,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:18,905 INFO L85 PathProgramCache]: Analyzing trace with hash 2037329913, now seen corresponding path program 23 times [2022-02-18 15:29:18,905 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:18,905 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709798033] [2022-02-18 15:29:18,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:18,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:19,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:19,575 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:19,575 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709798033] [2022-02-18 15:29:19,575 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709798033] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:19,575 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:19,575 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:19,575 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784139563] [2022-02-18 15:29:19,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:19,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:19,576 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:19,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:19,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=203, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:19,576 INFO L87 Difference]: Start difference. First operand 3960 states and 10720 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:21,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:21,261 INFO L93 Difference]: Finished difference Result 4689 states and 12414 transitions. [2022-02-18 15:29:21,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:29:21,262 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:21,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:21,268 INFO L225 Difference]: With dead ends: 4689 [2022-02-18 15:29:21,268 INFO L226 Difference]: Without dead ends: 4689 [2022-02-18 15:29:21,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=429, Invalid=831, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:29:21,269 INFO L933 BasicCegarLoop]: 217 mSDtfsCounter, 603 mSDsluCounter, 757 mSDsCounter, 0 mSdLazyCounter, 677 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:21,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [603 Valid, 957 Invalid, 764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:29:21,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4689 states. [2022-02-18 15:29:21,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4689 to 3980. [2022-02-18 15:29:21,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3980 states, 3978 states have (on average 2.709904474610357) internal successors, (10780), 3979 states have internal predecessors, (10780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:21,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 3980 states and 10780 transitions. [2022-02-18 15:29:21,324 INFO L78 Accepts]: Start accepts. Automaton has 3980 states and 10780 transitions. Word has length 131 [2022-02-18 15:29:21,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:21,324 INFO L470 AbstractCegarLoop]: Abstraction has 3980 states and 10780 transitions. [2022-02-18 15:29:21,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:21,325 INFO L276 IsEmpty]: Start isEmpty. Operand 3980 states and 10780 transitions. [2022-02-18 15:29:21,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:21,329 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:21,329 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:21,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-02-18 15:29:21,329 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:21,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:21,329 INFO L85 PathProgramCache]: Analyzing trace with hash 2103852813, now seen corresponding path program 24 times [2022-02-18 15:29:21,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:21,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824683725] [2022-02-18 15:29:21,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:21,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:22,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:22,051 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:22,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824683725] [2022-02-18 15:29:22,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824683725] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:22,051 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:22,051 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-18 15:29:22,051 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598159983] [2022-02-18 15:29:22,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:22,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-18 15:29:22,052 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:22,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-18 15:29:22,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2022-02-18 15:29:22,052 INFO L87 Difference]: Start difference. First operand 3980 states and 10780 transitions. Second operand has 18 states, 17 states have (on average 7.705882352941177) internal successors, (131), 18 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:24,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:24,279 INFO L93 Difference]: Finished difference Result 4795 states and 12668 transitions. [2022-02-18 15:29:24,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:29:24,279 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 7.705882352941177) internal successors, (131), 18 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:24,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:24,286 INFO L225 Difference]: With dead ends: 4795 [2022-02-18 15:29:24,286 INFO L226 Difference]: Without dead ends: 4795 [2022-02-18 15:29:24,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=618, Invalid=1188, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:29:24,286 INFO L933 BasicCegarLoop]: 226 mSDtfsCounter, 605 mSDsluCounter, 807 mSDsCounter, 0 mSdLazyCounter, 767 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 1015 SdHoareTripleChecker+Invalid, 872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:24,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [605 Valid, 1015 Invalid, 872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 767 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:29:24,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4795 states. [2022-02-18 15:29:24,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4795 to 3992. [2022-02-18 15:29:24,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3992 states, 3990 states have (on average 2.71077694235589) internal successors, (10816), 3991 states have internal predecessors, (10816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:24,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 10816 transitions. [2022-02-18 15:29:24,340 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 10816 transitions. Word has length 131 [2022-02-18 15:29:24,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:24,340 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 10816 transitions. [2022-02-18 15:29:24,341 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 7.705882352941177) internal successors, (131), 18 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:24,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 10816 transitions. [2022-02-18 15:29:24,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:24,345 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:24,345 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:24,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-02-18 15:29:24,345 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:24,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:24,345 INFO L85 PathProgramCache]: Analyzing trace with hash 2103783063, now seen corresponding path program 25 times [2022-02-18 15:29:24,345 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:24,346 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472765827] [2022-02-18 15:29:24,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:24,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:25,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:25,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:25,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472765827] [2022-02-18 15:29:25,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472765827] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:25,068 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:25,068 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:25,068 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377408761] [2022-02-18 15:29:25,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:25,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:25,068 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:25,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:25,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:25,069 INFO L87 Difference]: Start difference. First operand 3992 states and 10816 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:27,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:27,493 INFO L93 Difference]: Finished difference Result 4711 states and 12468 transitions. [2022-02-18 15:29:27,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:29:27,494 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:27,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:27,500 INFO L225 Difference]: With dead ends: 4711 [2022-02-18 15:29:27,500 INFO L226 Difference]: Without dead ends: 4711 [2022-02-18 15:29:27,501 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:29:27,501 INFO L933 BasicCegarLoop]: 226 mSDtfsCounter, 640 mSDsluCounter, 981 mSDsCounter, 0 mSdLazyCounter, 959 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 640 SdHoareTripleChecker+Valid, 1183 SdHoareTripleChecker+Invalid, 1056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:27,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [640 Valid, 1183 Invalid, 1056 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 959 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:29:27,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4711 states. [2022-02-18 15:29:27,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4711 to 3978. [2022-02-18 15:29:27,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3978 states, 3976 states have (on average 2.7097585513078473) internal successors, (10774), 3977 states have internal predecessors, (10774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:27,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3978 states and 10774 transitions. [2022-02-18 15:29:27,555 INFO L78 Accepts]: Start accepts. Automaton has 3978 states and 10774 transitions. Word has length 131 [2022-02-18 15:29:27,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:27,556 INFO L470 AbstractCegarLoop]: Abstraction has 3978 states and 10774 transitions. [2022-02-18 15:29:27,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:27,556 INFO L276 IsEmpty]: Start isEmpty. Operand 3978 states and 10774 transitions. [2022-02-18 15:29:27,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:27,560 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:27,560 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:27,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-02-18 15:29:27,560 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:27,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:27,561 INFO L85 PathProgramCache]: Analyzing trace with hash 374992113, now seen corresponding path program 26 times [2022-02-18 15:29:27,561 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:27,561 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542049091] [2022-02-18 15:29:27,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:27,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:28,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:28,364 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:28,364 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542049091] [2022-02-18 15:29:28,364 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542049091] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:28,364 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:28,364 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:28,364 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519372345] [2022-02-18 15:29:28,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:28,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:28,365 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:28,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:28,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:28,365 INFO L87 Difference]: Start difference. First operand 3978 states and 10774 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:30,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:30,084 INFO L93 Difference]: Finished difference Result 4645 states and 12308 transitions. [2022-02-18 15:29:30,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:29:30,085 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:30,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:30,092 INFO L225 Difference]: With dead ends: 4645 [2022-02-18 15:29:30,092 INFO L226 Difference]: Without dead ends: 4645 [2022-02-18 15:29:30,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=362, Invalid=760, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:29:30,093 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 503 mSDsluCounter, 822 mSDsCounter, 0 mSdLazyCounter, 746 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 503 SdHoareTripleChecker+Valid, 998 SdHoareTripleChecker+Invalid, 843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:30,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [503 Valid, 998 Invalid, 843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 746 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:29:30,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4645 states. [2022-02-18 15:29:30,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4645 to 3983. [2022-02-18 15:29:30,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3983 states, 3981 states have (on average 2.7101230846520976) internal successors, (10789), 3982 states have internal predecessors, (10789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:30,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3983 states and 10789 transitions. [2022-02-18 15:29:30,149 INFO L78 Accepts]: Start accepts. Automaton has 3983 states and 10789 transitions. Word has length 131 [2022-02-18 15:29:30,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:30,149 INFO L470 AbstractCegarLoop]: Abstraction has 3983 states and 10789 transitions. [2022-02-18 15:29:30,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:30,149 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 10789 transitions. [2022-02-18 15:29:30,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:30,153 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:30,153 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:30,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-02-18 15:29:30,154 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:30,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:30,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1846651783, now seen corresponding path program 27 times [2022-02-18 15:29:30,154 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:30,154 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166019682] [2022-02-18 15:29:30,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:30,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:31,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:31,312 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:31,312 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166019682] [2022-02-18 15:29:31,312 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166019682] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:31,312 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:31,312 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:31,312 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802722491] [2022-02-18 15:29:31,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:31,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:31,313 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:31,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:31,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:31,313 INFO L87 Difference]: Start difference. First operand 3983 states and 10789 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:33,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:33,564 INFO L93 Difference]: Finished difference Result 4577 states and 12194 transitions. [2022-02-18 15:29:33,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:29:33,564 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:33,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:33,571 INFO L225 Difference]: With dead ends: 4577 [2022-02-18 15:29:33,571 INFO L226 Difference]: Without dead ends: 4577 [2022-02-18 15:29:33,571 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:29:33,571 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 454 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 1125 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 454 SdHoareTripleChecker+Valid, 1465 SdHoareTripleChecker+Invalid, 1197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 1125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:33,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [454 Valid, 1465 Invalid, 1197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 1125 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:29:33,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4577 states. [2022-02-18 15:29:33,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4577 to 3985. [2022-02-18 15:29:33,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3985 states, 3983 states have (on average 2.710268641727341) internal successors, (10795), 3984 states have internal predecessors, (10795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:33,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 3985 states and 10795 transitions. [2022-02-18 15:29:33,621 INFO L78 Accepts]: Start accepts. Automaton has 3985 states and 10795 transitions. Word has length 131 [2022-02-18 15:29:33,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:33,621 INFO L470 AbstractCegarLoop]: Abstraction has 3985 states and 10795 transitions. [2022-02-18 15:29:33,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:33,621 INFO L276 IsEmpty]: Start isEmpty. Operand 3985 states and 10795 transitions. [2022-02-18 15:29:33,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:33,625 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:33,625 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:33,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-02-18 15:29:33,625 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:33,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:33,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1848814033, now seen corresponding path program 28 times [2022-02-18 15:29:33,626 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:33,626 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086430136] [2022-02-18 15:29:33,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:33,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:33,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:34,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:34,939 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:34,939 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086430136] [2022-02-18 15:29:34,939 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086430136] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:34,939 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:34,939 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:34,939 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949829722] [2022-02-18 15:29:34,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:34,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:34,939 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:34,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:34,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:34,940 INFO L87 Difference]: Start difference. First operand 3985 states and 10795 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:36,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:36,815 INFO L93 Difference]: Finished difference Result 4557 states and 12140 transitions. [2022-02-18 15:29:36,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:29:36,815 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:36,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:36,822 INFO L225 Difference]: With dead ends: 4557 [2022-02-18 15:29:36,822 INFO L226 Difference]: Without dead ends: 4557 [2022-02-18 15:29:36,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=317, Invalid=675, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:29:36,823 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 557 mSDsluCounter, 1221 mSDsCounter, 0 mSdLazyCounter, 1083 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 557 SdHoareTripleChecker+Valid, 1377 SdHoareTripleChecker+Invalid, 1156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 1083 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:36,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [557 Valid, 1377 Invalid, 1156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 1083 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:29:36,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4557 states. [2022-02-18 15:29:36,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4557 to 3978. [2022-02-18 15:29:36,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3978 states, 3976 states have (on average 2.7097585513078473) internal successors, (10774), 3977 states have internal predecessors, (10774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:36,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3978 states and 10774 transitions. [2022-02-18 15:29:36,881 INFO L78 Accepts]: Start accepts. Automaton has 3978 states and 10774 transitions. Word has length 131 [2022-02-18 15:29:36,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:36,881 INFO L470 AbstractCegarLoop]: Abstraction has 3978 states and 10774 transitions. [2022-02-18 15:29:36,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:36,882 INFO L276 IsEmpty]: Start isEmpty. Operand 3978 states and 10774 transitions. [2022-02-18 15:29:36,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:36,886 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:36,886 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:36,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-02-18 15:29:36,886 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:36,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:36,887 INFO L85 PathProgramCache]: Analyzing trace with hash 296920471, now seen corresponding path program 29 times [2022-02-18 15:29:36,887 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:36,887 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139494227] [2022-02-18 15:29:36,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:36,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:37,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:37,895 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:37,895 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139494227] [2022-02-18 15:29:37,895 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139494227] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:37,895 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:37,895 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:37,895 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331035244] [2022-02-18 15:29:37,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:37,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:37,895 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:37,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:37,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:37,896 INFO L87 Difference]: Start difference. First operand 3978 states and 10774 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:40,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:40,182 INFO L93 Difference]: Finished difference Result 4611 states and 12266 transitions. [2022-02-18 15:29:40,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:29:40,182 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:40,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:40,188 INFO L225 Difference]: With dead ends: 4611 [2022-02-18 15:29:40,189 INFO L226 Difference]: Without dead ends: 4611 [2022-02-18 15:29:40,189 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=422, Invalid=838, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:29:40,189 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 500 mSDsluCounter, 894 mSDsCounter, 0 mSdLazyCounter, 823 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 1076 SdHoareTripleChecker+Invalid, 908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:40,189 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [500 Valid, 1076 Invalid, 908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 823 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:29:40,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4611 states. [2022-02-18 15:29:40,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4611 to 3982. [2022-02-18 15:29:40,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3982 states, 3980 states have (on average 2.7100502512562814) internal successors, (10786), 3981 states have internal predecessors, (10786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 3982 states and 10786 transitions. [2022-02-18 15:29:40,241 INFO L78 Accepts]: Start accepts. Automaton has 3982 states and 10786 transitions. Word has length 131 [2022-02-18 15:29:40,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:40,241 INFO L470 AbstractCegarLoop]: Abstraction has 3982 states and 10786 transitions. [2022-02-18 15:29:40,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 10786 transitions. [2022-02-18 15:29:40,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:40,245 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:40,246 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:40,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-02-18 15:29:40,246 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:40,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:40,246 INFO L85 PathProgramCache]: Analyzing trace with hash 296864671, now seen corresponding path program 30 times [2022-02-18 15:29:40,246 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:40,246 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581743416] [2022-02-18 15:29:40,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:40,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:41,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:41,151 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:41,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581743416] [2022-02-18 15:29:41,151 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581743416] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:41,151 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:41,151 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:41,151 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215082159] [2022-02-18 15:29:41,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:41,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:41,151 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:41,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:41,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:41,152 INFO L87 Difference]: Start difference. First operand 3982 states and 10786 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:43,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:43,205 INFO L93 Difference]: Finished difference Result 4629 states and 12350 transitions. [2022-02-18 15:29:43,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:29:43,205 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:43,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:43,212 INFO L225 Difference]: With dead ends: 4629 [2022-02-18 15:29:43,212 INFO L226 Difference]: Without dead ends: 4629 [2022-02-18 15:29:43,212 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=370, Invalid=752, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:29:43,212 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 460 mSDsluCounter, 701 mSDsCounter, 0 mSdLazyCounter, 678 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 460 SdHoareTripleChecker+Valid, 865 SdHoareTripleChecker+Invalid, 755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:43,213 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [460 Valid, 865 Invalid, 755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 678 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:29:43,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4629 states. [2022-02-18 15:29:43,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4629 to 3982. [2022-02-18 15:29:43,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3982 states, 3980 states have (on average 2.7100502512562814) internal successors, (10786), 3981 states have internal predecessors, (10786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:43,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 3982 states and 10786 transitions. [2022-02-18 15:29:43,263 INFO L78 Accepts]: Start accepts. Automaton has 3982 states and 10786 transitions. Word has length 131 [2022-02-18 15:29:43,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:43,263 INFO L470 AbstractCegarLoop]: Abstraction has 3982 states and 10786 transitions. [2022-02-18 15:29:43,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:43,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 10786 transitions. [2022-02-18 15:29:43,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:43,267 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:43,267 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:43,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-02-18 15:29:43,268 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:43,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:43,268 INFO L85 PathProgramCache]: Analyzing trace with hash 93150031, now seen corresponding path program 31 times [2022-02-18 15:29:43,268 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:43,268 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625754214] [2022-02-18 15:29:43,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:43,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:44,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:44,288 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:44,288 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625754214] [2022-02-18 15:29:44,288 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625754214] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:44,288 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:44,288 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:44,288 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138811506] [2022-02-18 15:29:44,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:44,288 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:44,288 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:44,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:44,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:44,289 INFO L87 Difference]: Start difference. First operand 3982 states and 10786 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:46,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:46,656 INFO L93 Difference]: Finished difference Result 4591 states and 12210 transitions. [2022-02-18 15:29:46,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:29:46,657 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:46,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:46,663 INFO L225 Difference]: With dead ends: 4591 [2022-02-18 15:29:46,663 INFO L226 Difference]: Without dead ends: 4591 [2022-02-18 15:29:46,664 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=414, Invalid=846, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:29:46,664 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 474 mSDsluCounter, 1209 mSDsCounter, 0 mSdLazyCounter, 1112 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 1385 SdHoareTripleChecker+Invalid, 1187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 1112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:46,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [474 Valid, 1385 Invalid, 1187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 1112 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:29:46,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4591 states. [2022-02-18 15:29:46,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4591 to 3988. [2022-02-18 15:29:46,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3988 states, 3986 states have (on average 2.7104867034621174) internal successors, (10804), 3987 states have internal predecessors, (10804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:46,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 3988 states and 10804 transitions. [2022-02-18 15:29:46,719 INFO L78 Accepts]: Start accepts. Automaton has 3988 states and 10804 transitions. Word has length 131 [2022-02-18 15:29:46,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:46,719 INFO L470 AbstractCegarLoop]: Abstraction has 3988 states and 10804 transitions. [2022-02-18 15:29:46,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:46,719 INFO L276 IsEmpty]: Start isEmpty. Operand 3988 states and 10804 transitions. [2022-02-18 15:29:46,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:46,723 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:46,723 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:46,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-02-18 15:29:46,724 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:46,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:46,724 INFO L85 PathProgramCache]: Analyzing trace with hash 93094231, now seen corresponding path program 32 times [2022-02-18 15:29:46,724 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:46,724 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51985500] [2022-02-18 15:29:46,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:46,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:47,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:47,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:47,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51985500] [2022-02-18 15:29:47,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51985500] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:47,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:47,904 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:47,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204908328] [2022-02-18 15:29:47,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:47,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:47,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:47,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:47,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:47,905 INFO L87 Difference]: Start difference. First operand 3988 states and 10804 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:50,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:50,219 INFO L93 Difference]: Finished difference Result 4643 states and 12392 transitions. [2022-02-18 15:29:50,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:29:50,219 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:50,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:50,226 INFO L225 Difference]: With dead ends: 4643 [2022-02-18 15:29:50,226 INFO L226 Difference]: Without dead ends: 4643 [2022-02-18 15:29:50,227 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:29:50,227 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 550 mSDsluCounter, 880 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 550 SdHoareTripleChecker+Valid, 1039 SdHoareTripleChecker+Invalid, 963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:50,227 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [550 Valid, 1039 Invalid, 963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:29:50,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4643 states. [2022-02-18 15:29:50,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4643 to 3988. [2022-02-18 15:29:50,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3988 states, 3986 states have (on average 2.7104867034621174) internal successors, (10804), 3987 states have internal predecessors, (10804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:50,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 3988 states and 10804 transitions. [2022-02-18 15:29:50,286 INFO L78 Accepts]: Start accepts. Automaton has 3988 states and 10804 transitions. Word has length 131 [2022-02-18 15:29:50,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:50,286 INFO L470 AbstractCegarLoop]: Abstraction has 3988 states and 10804 transitions. [2022-02-18 15:29:50,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:50,286 INFO L276 IsEmpty]: Start isEmpty. Operand 3988 states and 10804 transitions. [2022-02-18 15:29:50,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:50,291 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:50,292 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:50,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-02-18 15:29:50,292 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:50,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:50,292 INFO L85 PathProgramCache]: Analyzing trace with hash 92647831, now seen corresponding path program 33 times [2022-02-18 15:29:50,292 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:50,292 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268521567] [2022-02-18 15:29:50,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:50,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:51,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:51,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:51,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268521567] [2022-02-18 15:29:51,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268521567] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:51,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:51,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:51,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65011324] [2022-02-18 15:29:51,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:51,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:51,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:51,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:51,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:51,433 INFO L87 Difference]: Start difference. First operand 3988 states and 10804 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:53,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:53,842 INFO L93 Difference]: Finished difference Result 4583 states and 12184 transitions. [2022-02-18 15:29:53,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:29:53,843 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:53,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:53,849 INFO L225 Difference]: With dead ends: 4583 [2022-02-18 15:29:53,849 INFO L226 Difference]: Without dead ends: 4583 [2022-02-18 15:29:53,850 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:29:53,850 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 445 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 1211 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 445 SdHoareTripleChecker+Valid, 1446 SdHoareTripleChecker+Invalid, 1287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:53,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [445 Valid, 1446 Invalid, 1287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1211 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:29:53,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4583 states. [2022-02-18 15:29:53,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4583 to 3989. [2022-02-18 15:29:53,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3989 states, 3987 states have (on average 2.7105593177827942) internal successors, (10807), 3988 states have internal predecessors, (10807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:53,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 3989 states and 10807 transitions. [2022-02-18 15:29:53,906 INFO L78 Accepts]: Start accepts. Automaton has 3989 states and 10807 transitions. Word has length 131 [2022-02-18 15:29:53,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:53,906 INFO L470 AbstractCegarLoop]: Abstraction has 3989 states and 10807 transitions. [2022-02-18 15:29:53,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:53,906 INFO L276 IsEmpty]: Start isEmpty. Operand 3989 states and 10807 transitions. [2022-02-18 15:29:53,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:53,911 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:53,911 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:53,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-02-18 15:29:53,911 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:53,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:53,911 INFO L85 PathProgramCache]: Analyzing trace with hash 90931981, now seen corresponding path program 34 times [2022-02-18 15:29:53,911 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:53,911 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647192924] [2022-02-18 15:29:53,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:53,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:55,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:55,324 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:55,324 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647192924] [2022-02-18 15:29:55,324 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647192924] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:55,324 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:55,324 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:55,324 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841613661] [2022-02-18 15:29:55,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:55,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:55,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:55,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:55,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:55,325 INFO L87 Difference]: Start difference. First operand 3989 states and 10807 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:57,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:29:57,064 INFO L93 Difference]: Finished difference Result 4529 states and 12062 transitions. [2022-02-18 15:29:57,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:29:57,064 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:29:57,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:29:57,071 INFO L225 Difference]: With dead ends: 4529 [2022-02-18 15:29:57,071 INFO L226 Difference]: Without dead ends: 4529 [2022-02-18 15:29:57,071 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=311, Invalid=681, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:29:57,072 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 438 mSDsluCounter, 920 mSDsCounter, 0 mSdLazyCounter, 839 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 438 SdHoareTripleChecker+Valid, 1072 SdHoareTripleChecker+Invalid, 916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 839 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:29:57,072 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [438 Valid, 1072 Invalid, 916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 839 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:29:57,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4529 states. [2022-02-18 15:29:57,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4529 to 3988. [2022-02-18 15:29:57,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3988 states, 3986 states have (on average 2.7104867034621174) internal successors, (10804), 3987 states have internal predecessors, (10804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:57,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 3988 states and 10804 transitions. [2022-02-18 15:29:57,130 INFO L78 Accepts]: Start accepts. Automaton has 3988 states and 10804 transitions. Word has length 131 [2022-02-18 15:29:57,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:29:57,131 INFO L470 AbstractCegarLoop]: Abstraction has 3988 states and 10804 transitions. [2022-02-18 15:29:57,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:29:57,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3988 states and 10804 transitions. [2022-02-18 15:29:57,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:29:57,135 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:29:57,136 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:29:57,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-02-18 15:29:57,136 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:29:57,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:29:57,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1873857253, now seen corresponding path program 35 times [2022-02-18 15:29:57,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:29:57,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089586076] [2022-02-18 15:29:57,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:29:57,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:29:57,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:29:58,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:29:58,186 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:29:58,186 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089586076] [2022-02-18 15:29:58,186 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089586076] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:29:58,186 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:29:58,186 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:29:58,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069246344] [2022-02-18 15:29:58,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:29:58,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:29:58,187 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:29:58,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:29:58,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:29:58,187 INFO L87 Difference]: Start difference. First operand 3988 states and 10804 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:00,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:00,477 INFO L93 Difference]: Finished difference Result 4572 states and 12148 transitions. [2022-02-18 15:30:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:30:00,478 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:00,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:00,484 INFO L225 Difference]: With dead ends: 4572 [2022-02-18 15:30:00,484 INFO L226 Difference]: Without dead ends: 4572 [2022-02-18 15:30:00,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:30:00,485 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 436 mSDsluCounter, 1304 mSDsCounter, 0 mSdLazyCounter, 1190 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 436 SdHoareTripleChecker+Valid, 1450 SdHoareTripleChecker+Invalid, 1261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 1190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:00,485 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [436 Valid, 1450 Invalid, 1261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 1190 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:30:00,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4572 states. [2022-02-18 15:30:00,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4572 to 3984. [2022-02-18 15:30:00,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3984 states, 3982 states have (on average 2.7101958814666) internal successors, (10792), 3983 states have internal predecessors, (10792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:00,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3984 states and 10792 transitions. [2022-02-18 15:30:00,537 INFO L78 Accepts]: Start accepts. Automaton has 3984 states and 10792 transitions. Word has length 131 [2022-02-18 15:30:00,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:00,537 INFO L470 AbstractCegarLoop]: Abstraction has 3984 states and 10792 transitions. [2022-02-18 15:30:00,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:00,538 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 10792 transitions. [2022-02-18 15:30:00,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:00,542 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:00,542 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:00,542 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-02-18 15:30:00,542 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:00,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:00,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1875573103, now seen corresponding path program 36 times [2022-02-18 15:30:00,542 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:00,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044090832] [2022-02-18 15:30:00,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:00,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:00,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:02,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:02,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:02,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044090832] [2022-02-18 15:30:02,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044090832] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:02,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:02,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:02,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125372821] [2022-02-18 15:30:02,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:02,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:02,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:02,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:02,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:02,232 INFO L87 Difference]: Start difference. First operand 3984 states and 10792 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:04,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:04,258 INFO L93 Difference]: Finished difference Result 4512 states and 12008 transitions. [2022-02-18 15:30:04,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:30:04,258 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:04,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:04,265 INFO L225 Difference]: With dead ends: 4512 [2022-02-18 15:30:04,265 INFO L226 Difference]: Without dead ends: 4512 [2022-02-18 15:30:04,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=312, Invalid=680, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:30:04,266 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 432 mSDsluCounter, 1173 mSDsCounter, 0 mSdLazyCounter, 1130 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 1322 SdHoareTripleChecker+Invalid, 1204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:04,266 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [432 Valid, 1322 Invalid, 1204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1130 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:30:04,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4512 states. [2022-02-18 15:30:04,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4512 to 3982. [2022-02-18 15:30:04,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3982 states, 3980 states have (on average 2.7100502512562814) internal successors, (10786), 3981 states have internal predecessors, (10786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:04,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 3982 states and 10786 transitions. [2022-02-18 15:30:04,324 INFO L78 Accepts]: Start accepts. Automaton has 3982 states and 10786 transitions. Word has length 131 [2022-02-18 15:30:04,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:04,324 INFO L470 AbstractCegarLoop]: Abstraction has 3982 states and 10786 transitions. [2022-02-18 15:30:04,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:04,324 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 10786 transitions. [2022-02-18 15:30:04,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:04,329 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:04,329 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:04,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-02-18 15:30:04,329 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:04,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:04,330 INFO L85 PathProgramCache]: Analyzing trace with hash 293914551, now seen corresponding path program 37 times [2022-02-18 15:30:04,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:04,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484139589] [2022-02-18 15:30:04,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:04,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:04,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:04,955 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:04,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484139589] [2022-02-18 15:30:04,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484139589] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:04,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:04,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:04,955 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854159793] [2022-02-18 15:30:04,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:04,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:04,955 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:04,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:04,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:04,956 INFO L87 Difference]: Start difference. First operand 3982 states and 10786 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:06,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:06,407 INFO L93 Difference]: Finished difference Result 4651 states and 12311 transitions. [2022-02-18 15:30:06,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:30:06,408 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:06,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:06,415 INFO L225 Difference]: With dead ends: 4651 [2022-02-18 15:30:06,415 INFO L226 Difference]: Without dead ends: 4651 [2022-02-18 15:30:06,415 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=379, Invalid=743, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:30:06,416 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 465 mSDsluCounter, 1097 mSDsCounter, 0 mSdLazyCounter, 934 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 1267 SdHoareTripleChecker+Invalid, 1002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:06,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [465 Valid, 1267 Invalid, 1002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 934 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:30:06,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4651 states. [2022-02-18 15:30:06,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4651 to 3982. [2022-02-18 15:30:06,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3982 states, 3980 states have (on average 2.7100502512562814) internal successors, (10786), 3981 states have internal predecessors, (10786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:06,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 3982 states and 10786 transitions. [2022-02-18 15:30:06,473 INFO L78 Accepts]: Start accepts. Automaton has 3982 states and 10786 transitions. Word has length 131 [2022-02-18 15:30:06,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:06,474 INFO L470 AbstractCegarLoop]: Abstraction has 3982 states and 10786 transitions. [2022-02-18 15:30:06,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:06,474 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 10786 transitions. [2022-02-18 15:30:06,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:06,478 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:06,478 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:06,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-02-18 15:30:06,479 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:06,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:06,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1927729345, now seen corresponding path program 38 times [2022-02-18 15:30:06,479 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:06,479 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818935769] [2022-02-18 15:30:06,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:06,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:07,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:07,562 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:07,562 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818935769] [2022-02-18 15:30:07,562 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818935769] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:07,562 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:07,562 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:07,562 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274553806] [2022-02-18 15:30:07,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:07,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:07,566 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:07,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:07,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:07,566 INFO L87 Difference]: Start difference. First operand 3982 states and 10786 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:09,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:09,393 INFO L93 Difference]: Finished difference Result 4577 states and 12183 transitions. [2022-02-18 15:30:09,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:30:09,393 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:09,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:09,400 INFO L225 Difference]: With dead ends: 4577 [2022-02-18 15:30:09,400 INFO L226 Difference]: Without dead ends: 4577 [2022-02-18 15:30:09,400 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=316, Invalid=676, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:30:09,400 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 585 mSDsluCounter, 774 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 937 SdHoareTripleChecker+Invalid, 803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:09,401 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 937 Invalid, 803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:30:09,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4577 states. [2022-02-18 15:30:09,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4577 to 3984. [2022-02-18 15:30:09,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3984 states, 3982 states have (on average 2.7101958814666) internal successors, (10792), 3983 states have internal predecessors, (10792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:09,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3984 states and 10792 transitions. [2022-02-18 15:30:09,457 INFO L78 Accepts]: Start accepts. Automaton has 3984 states and 10792 transitions. Word has length 131 [2022-02-18 15:30:09,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:09,458 INFO L470 AbstractCegarLoop]: Abstraction has 3984 states and 10792 transitions. [2022-02-18 15:30:09,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:09,458 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 10792 transitions. [2022-02-18 15:30:09,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:09,462 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:09,462 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:09,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-02-18 15:30:09,462 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:09,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:09,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1929891595, now seen corresponding path program 39 times [2022-02-18 15:30:09,463 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:09,463 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107288232] [2022-02-18 15:30:09,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:09,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:10,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:10,771 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:10,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107288232] [2022-02-18 15:30:10,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107288232] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:10,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:10,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:10,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136807798] [2022-02-18 15:30:10,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:10,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:10,772 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:10,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:10,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:10,772 INFO L87 Difference]: Start difference. First operand 3984 states and 10792 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:12,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:12,530 INFO L93 Difference]: Finished difference Result 4557 states and 12129 transitions. [2022-02-18 15:30:12,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:30:12,531 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:12,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:12,537 INFO L225 Difference]: With dead ends: 4557 [2022-02-18 15:30:12,537 INFO L226 Difference]: Without dead ends: 4557 [2022-02-18 15:30:12,537 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=319, Invalid=673, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:30:12,538 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 498 mSDsluCounter, 1060 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 498 SdHoareTripleChecker+Valid, 1220 SdHoareTripleChecker+Invalid, 1030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:12,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [498 Valid, 1220 Invalid, 1030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 957 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:30:12,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4557 states. [2022-02-18 15:30:12,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4557 to 3977. [2022-02-18 15:30:12,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3977 states, 3975 states have (on average 2.7096855345911948) internal successors, (10771), 3976 states have internal predecessors, (10771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:12,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3977 states to 3977 states and 10771 transitions. [2022-02-18 15:30:12,589 INFO L78 Accepts]: Start accepts. Automaton has 3977 states and 10771 transitions. Word has length 131 [2022-02-18 15:30:12,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:12,589 INFO L470 AbstractCegarLoop]: Abstraction has 3977 states and 10771 transitions. [2022-02-18 15:30:12,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:12,589 INFO L276 IsEmpty]: Start isEmpty. Operand 3977 states and 10771 transitions. [2022-02-18 15:30:12,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:12,593 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:12,593 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:12,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-02-18 15:30:12,593 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:12,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:12,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1922163933, now seen corresponding path program 40 times [2022-02-18 15:30:12,594 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:12,594 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721185107] [2022-02-18 15:30:12,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:12,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:13,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:13,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:13,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721185107] [2022-02-18 15:30:13,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721185107] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:13,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:13,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:13,461 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112517871] [2022-02-18 15:30:13,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:13,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:13,462 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:13,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:13,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:13,462 INFO L87 Difference]: Start difference. First operand 3977 states and 10771 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:16,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:16,224 INFO L93 Difference]: Finished difference Result 4655 states and 12390 transitions. [2022-02-18 15:30:16,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 15:30:16,224 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:16,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:16,231 INFO L225 Difference]: With dead ends: 4655 [2022-02-18 15:30:16,231 INFO L226 Difference]: Without dead ends: 4655 [2022-02-18 15:30:16,231 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=476, Invalid=930, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:30:16,232 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 522 mSDsluCounter, 1015 mSDsCounter, 0 mSdLazyCounter, 1019 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 522 SdHoareTripleChecker+Valid, 1174 SdHoareTripleChecker+Invalid, 1096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 1019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:16,232 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [522 Valid, 1174 Invalid, 1096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 1019 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:30:16,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4655 states. [2022-02-18 15:30:16,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4655 to 3973. [2022-02-18 15:30:16,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3973 states, 3971 states have (on average 2.7093930999748173) internal successors, (10759), 3972 states have internal predecessors, (10759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:16,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3973 states to 3973 states and 10759 transitions. [2022-02-18 15:30:16,287 INFO L78 Accepts]: Start accepts. Automaton has 3973 states and 10759 transitions. Word has length 131 [2022-02-18 15:30:16,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:16,287 INFO L470 AbstractCegarLoop]: Abstraction has 3973 states and 10759 transitions. [2022-02-18 15:30:16,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:16,287 INFO L276 IsEmpty]: Start isEmpty. Operand 3973 states and 10759 transitions. [2022-02-18 15:30:16,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:16,292 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:16,292 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:16,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-02-18 15:30:16,292 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:16,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:16,292 INFO L85 PathProgramCache]: Analyzing trace with hash 1920001683, now seen corresponding path program 41 times [2022-02-18 15:30:16,292 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:16,292 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087316432] [2022-02-18 15:30:16,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:16,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:17,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:17,573 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:17,573 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087316432] [2022-02-18 15:30:17,573 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087316432] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:17,573 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:17,573 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:17,573 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264786363] [2022-02-18 15:30:17,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:17,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:17,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:17,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:17,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:17,574 INFO L87 Difference]: Start difference. First operand 3973 states and 10759 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:19,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:19,545 INFO L93 Difference]: Finished difference Result 4559 states and 12121 transitions. [2022-02-18 15:30:19,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:30:19,545 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:19,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:19,551 INFO L225 Difference]: With dead ends: 4559 [2022-02-18 15:30:19,551 INFO L226 Difference]: Without dead ends: 4559 [2022-02-18 15:30:19,551 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=395, Invalid=795, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:30:19,552 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 443 mSDsluCounter, 1097 mSDsCounter, 0 mSdLazyCounter, 1046 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 443 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 1136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 1046 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:19,552 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [443 Valid, 1249 Invalid, 1136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 1046 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:30:19,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4559 states. [2022-02-18 15:30:19,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4559 to 3972. [2022-02-18 15:30:19,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3972 states, 3970 states have (on average 2.7093198992443326) internal successors, (10756), 3971 states have internal predecessors, (10756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:19,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 3972 states and 10756 transitions. [2022-02-18 15:30:19,603 INFO L78 Accepts]: Start accepts. Automaton has 3972 states and 10756 transitions. Word has length 131 [2022-02-18 15:30:19,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:19,603 INFO L470 AbstractCegarLoop]: Abstraction has 3972 states and 10756 transitions. [2022-02-18 15:30:19,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:19,603 INFO L276 IsEmpty]: Start isEmpty. Operand 3972 states and 10756 transitions. [2022-02-18 15:30:19,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:19,607 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:19,607 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:19,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-02-18 15:30:19,608 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:19,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:19,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1504417233, now seen corresponding path program 42 times [2022-02-18 15:30:19,608 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:19,608 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812628322] [2022-02-18 15:30:19,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:19,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:20,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:20,612 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:20,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812628322] [2022-02-18 15:30:20,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812628322] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:20,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:20,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:20,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746602799] [2022-02-18 15:30:20,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:20,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:20,613 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:20,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:20,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:20,613 INFO L87 Difference]: Start difference. First operand 3972 states and 10756 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:22,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:22,446 INFO L93 Difference]: Finished difference Result 4534 states and 12050 transitions. [2022-02-18 15:30:22,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:30:22,447 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:22,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:22,453 INFO L225 Difference]: With dead ends: 4534 [2022-02-18 15:30:22,453 INFO L226 Difference]: Without dead ends: 4534 [2022-02-18 15:30:22,454 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=367, Invalid=755, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:30:22,454 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 564 mSDsluCounter, 945 mSDsCounter, 0 mSdLazyCounter, 944 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 564 SdHoareTripleChecker+Valid, 1099 SdHoareTripleChecker+Invalid, 1036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:22,454 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [564 Valid, 1099 Invalid, 1036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 944 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:30:22,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4534 states. [2022-02-18 15:30:22,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4534 to 3964. [2022-02-18 15:30:22,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3964 states, 3962 states have (on average 2.708732963149924) internal successors, (10732), 3963 states have internal predecessors, (10732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:22,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 3964 states and 10732 transitions. [2022-02-18 15:30:22,509 INFO L78 Accepts]: Start accepts. Automaton has 3964 states and 10732 transitions. Word has length 131 [2022-02-18 15:30:22,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:22,509 INFO L470 AbstractCegarLoop]: Abstraction has 3964 states and 10732 transitions. [2022-02-18 15:30:22,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:22,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3964 states and 10732 transitions. [2022-02-18 15:30:22,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:22,514 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:22,514 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:22,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-02-18 15:30:22,514 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:22,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:22,514 INFO L85 PathProgramCache]: Analyzing trace with hash -615472199, now seen corresponding path program 43 times [2022-02-18 15:30:22,514 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:22,514 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622540706] [2022-02-18 15:30:22,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:22,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:23,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:23,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:23,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622540706] [2022-02-18 15:30:23,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622540706] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:23,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:23,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:23,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755843393] [2022-02-18 15:30:23,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:23,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:23,280 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:23,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:23,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:23,281 INFO L87 Difference]: Start difference. First operand 3964 states and 10732 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:26,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:26,772 INFO L93 Difference]: Finished difference Result 4713 states and 12545 transitions. [2022-02-18 15:30:26,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:30:26,772 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:26,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:26,779 INFO L225 Difference]: With dead ends: 4713 [2022-02-18 15:30:26,779 INFO L226 Difference]: Without dead ends: 4713 [2022-02-18 15:30:26,780 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=662, Invalid=1318, Unknown=0, NotChecked=0, Total=1980 [2022-02-18 15:30:26,780 INFO L933 BasicCegarLoop]: 194 mSDtfsCounter, 620 mSDsluCounter, 1030 mSDsCounter, 0 mSdLazyCounter, 1085 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 620 SdHoareTripleChecker+Valid, 1208 SdHoareTripleChecker+Invalid, 1187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1085 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:26,780 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [620 Valid, 1208 Invalid, 1187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1085 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:30:26,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4713 states. [2022-02-18 15:30:26,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4713 to 3976. [2022-02-18 15:30:26,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3976 states, 3974 states have (on average 2.7096124811273277) internal successors, (10768), 3975 states have internal predecessors, (10768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:26,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 3976 states and 10768 transitions. [2022-02-18 15:30:26,838 INFO L78 Accepts]: Start accepts. Automaton has 3976 states and 10768 transitions. Word has length 131 [2022-02-18 15:30:26,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:26,838 INFO L470 AbstractCegarLoop]: Abstraction has 3976 states and 10768 transitions. [2022-02-18 15:30:26,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:26,838 INFO L276 IsEmpty]: Start isEmpty. Operand 3976 states and 10768 transitions. [2022-02-18 15:30:26,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:26,843 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:26,843 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:26,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-02-18 15:30:26,843 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:26,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:26,844 INFO L85 PathProgramCache]: Analyzing trace with hash -615527999, now seen corresponding path program 44 times [2022-02-18 15:30:26,844 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:26,844 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105009324] [2022-02-18 15:30:26,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:26,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:27,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:27,714 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:27,714 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105009324] [2022-02-18 15:30:27,714 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105009324] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:27,714 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:27,714 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:27,714 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609301119] [2022-02-18 15:30:27,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:27,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:27,714 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:27,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:27,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:27,715 INFO L87 Difference]: Start difference. First operand 3976 states and 10768 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:31,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:31,239 INFO L93 Difference]: Finished difference Result 4721 states and 12605 transitions. [2022-02-18 15:30:31,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:30:31,239 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:31,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:31,246 INFO L225 Difference]: With dead ends: 4721 [2022-02-18 15:30:31,246 INFO L226 Difference]: Without dead ends: 4721 [2022-02-18 15:30:31,246 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=541, Invalid=1099, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:30:31,246 INFO L933 BasicCegarLoop]: 175 mSDtfsCounter, 594 mSDsluCounter, 1185 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 1339 SdHoareTripleChecker+Invalid, 1435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:31,246 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 1339 Invalid, 1435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:30:31,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4721 states. [2022-02-18 15:30:31,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4721 to 3974. [2022-02-18 15:30:31,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3974 states, 3972 states have (on average 2.7094662638469287) internal successors, (10762), 3973 states have internal predecessors, (10762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:31,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 3974 states and 10762 transitions. [2022-02-18 15:30:31,300 INFO L78 Accepts]: Start accepts. Automaton has 3974 states and 10762 transitions. Word has length 131 [2022-02-18 15:30:31,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:31,300 INFO L470 AbstractCegarLoop]: Abstraction has 3974 states and 10762 transitions. [2022-02-18 15:30:31,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:31,300 INFO L276 IsEmpty]: Start isEmpty. Operand 3974 states and 10762 transitions. [2022-02-18 15:30:31,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:31,304 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:31,304 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:31,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-02-18 15:30:31,307 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:31,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:31,307 INFO L85 PathProgramCache]: Analyzing trace with hash -819242639, now seen corresponding path program 45 times [2022-02-18 15:30:31,307 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:31,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237671884] [2022-02-18 15:30:31,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:31,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:32,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:32,255 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:32,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237671884] [2022-02-18 15:30:32,255 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237671884] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:32,255 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:32,255 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:32,255 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020541706] [2022-02-18 15:30:32,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:32,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:32,256 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:32,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:32,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:32,256 INFO L87 Difference]: Start difference. First operand 3974 states and 10762 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:35,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:35,478 INFO L93 Difference]: Finished difference Result 4735 states and 12600 transitions. [2022-02-18 15:30:35,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:30:35,479 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:35,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:35,485 INFO L225 Difference]: With dead ends: 4735 [2022-02-18 15:30:35,486 INFO L226 Difference]: Without dead ends: 4735 [2022-02-18 15:30:35,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=578, Invalid=1144, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:30:35,486 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 482 mSDsluCounter, 1238 mSDsCounter, 0 mSdLazyCounter, 1265 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 482 SdHoareTripleChecker+Valid, 1408 SdHoareTripleChecker+Invalid, 1356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 1265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:35,486 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [482 Valid, 1408 Invalid, 1356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 1265 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:30:35,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4735 states. [2022-02-18 15:30:35,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4735 to 3983. [2022-02-18 15:30:35,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3983 states, 3981 states have (on average 2.7101230846520976) internal successors, (10789), 3982 states have internal predecessors, (10789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:35,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3983 states and 10789 transitions. [2022-02-18 15:30:35,544 INFO L78 Accepts]: Start accepts. Automaton has 3983 states and 10789 transitions. Word has length 131 [2022-02-18 15:30:35,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:35,544 INFO L470 AbstractCegarLoop]: Abstraction has 3983 states and 10789 transitions. [2022-02-18 15:30:35,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:35,544 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 10789 transitions. [2022-02-18 15:30:35,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:35,549 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:35,549 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:35,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-02-18 15:30:35,549 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:35,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:35,549 INFO L85 PathProgramCache]: Analyzing trace with hash -819298439, now seen corresponding path program 46 times [2022-02-18 15:30:35,549 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:35,549 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377226531] [2022-02-18 15:30:35,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:35,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:36,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:36,662 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:36,662 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377226531] [2022-02-18 15:30:36,662 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377226531] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:36,662 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:36,663 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:36,663 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829871050] [2022-02-18 15:30:36,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:36,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:36,663 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:36,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:36,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:36,663 INFO L87 Difference]: Start difference. First operand 3983 states and 10789 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:39,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:39,557 INFO L93 Difference]: Finished difference Result 4545 states and 12070 transitions. [2022-02-18 15:30:39,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:30:39,558 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:39,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:39,565 INFO L225 Difference]: With dead ends: 4545 [2022-02-18 15:30:39,565 INFO L226 Difference]: Without dead ends: 4545 [2022-02-18 15:30:39,565 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:30:39,566 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 456 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 456 SdHoareTripleChecker+Valid, 1477 SdHoareTripleChecker+Invalid, 1360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:39,566 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [456 Valid, 1477 Invalid, 1360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1257 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:30:39,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4545 states. [2022-02-18 15:30:39,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4545 to 3984. [2022-02-18 15:30:39,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3984 states, 3982 states have (on average 2.7101958814666) internal successors, (10792), 3983 states have internal predecessors, (10792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:39,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3984 states and 10792 transitions. [2022-02-18 15:30:39,623 INFO L78 Accepts]: Start accepts. Automaton has 3984 states and 10792 transitions. Word has length 131 [2022-02-18 15:30:39,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:39,623 INFO L470 AbstractCegarLoop]: Abstraction has 3984 states and 10792 transitions. [2022-02-18 15:30:39,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:39,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 10792 transitions. [2022-02-18 15:30:39,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:39,627 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:39,628 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:39,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-02-18 15:30:39,628 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:39,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:39,628 INFO L85 PathProgramCache]: Analyzing trace with hash -819744839, now seen corresponding path program 47 times [2022-02-18 15:30:39,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:39,628 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067994476] [2022-02-18 15:30:39,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:39,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:40,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:40,682 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:40,682 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067994476] [2022-02-18 15:30:40,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067994476] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:40,682 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:40,682 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:40,682 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584332446] [2022-02-18 15:30:40,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:40,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:40,682 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:40,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:40,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:40,683 INFO L87 Difference]: Start difference. First operand 3984 states and 10792 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:42,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:42,785 INFO L93 Difference]: Finished difference Result 4506 states and 12014 transitions. [2022-02-18 15:30:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 15:30:42,786 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:42,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:42,792 INFO L225 Difference]: With dead ends: 4506 [2022-02-18 15:30:42,792 INFO L226 Difference]: Without dead ends: 4506 [2022-02-18 15:30:42,793 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-02-18 15:30:42,793 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 440 mSDsluCounter, 1019 mSDsCounter, 0 mSdLazyCounter, 974 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 1158 SdHoareTripleChecker+Invalid, 1058 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:42,793 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [440 Valid, 1158 Invalid, 1058 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 974 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:30:42,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4506 states. [2022-02-18 15:30:42,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4506 to 3986. [2022-02-18 15:30:42,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3986 states, 3984 states have (on average 2.7103413654618476) internal successors, (10798), 3985 states have internal predecessors, (10798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:42,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 3986 states and 10798 transitions. [2022-02-18 15:30:42,848 INFO L78 Accepts]: Start accepts. Automaton has 3986 states and 10798 transitions. Word has length 131 [2022-02-18 15:30:42,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:42,848 INFO L470 AbstractCegarLoop]: Abstraction has 3986 states and 10798 transitions. [2022-02-18 15:30:42,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:42,848 INFO L276 IsEmpty]: Start isEmpty. Operand 3986 states and 10798 transitions. [2022-02-18 15:30:42,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:42,852 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:42,853 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:42,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-02-18 15:30:42,853 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:42,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:42,853 INFO L85 PathProgramCache]: Analyzing trace with hash -821460689, now seen corresponding path program 48 times [2022-02-18 15:30:42,853 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:42,853 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146889223] [2022-02-18 15:30:42,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:42,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:44,345 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:44,345 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146889223] [2022-02-18 15:30:44,345 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146889223] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:44,345 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:44,346 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:44,346 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28782849] [2022-02-18 15:30:44,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:44,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:44,346 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:44,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:44,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:44,346 INFO L87 Difference]: Start difference. First operand 3986 states and 10798 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:46,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:46,248 INFO L93 Difference]: Finished difference Result 4513 states and 11990 transitions. [2022-02-18 15:30:46,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:30:46,248 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:46,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:46,255 INFO L225 Difference]: With dead ends: 4513 [2022-02-18 15:30:46,255 INFO L226 Difference]: Without dead ends: 4513 [2022-02-18 15:30:46,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=381, Invalid=809, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:30:46,255 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 433 mSDsluCounter, 1064 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 433 SdHoareTripleChecker+Valid, 1208 SdHoareTripleChecker+Invalid, 1095 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:46,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [433 Valid, 1208 Invalid, 1095 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:30:46,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4513 states. [2022-02-18 15:30:46,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4513 to 3984. [2022-02-18 15:30:46,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3984 states, 3982 states have (on average 2.7101958814666) internal successors, (10792), 3983 states have internal predecessors, (10792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:46,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3984 states and 10792 transitions. [2022-02-18 15:30:46,305 INFO L78 Accepts]: Start accepts. Automaton has 3984 states and 10792 transitions. Word has length 131 [2022-02-18 15:30:46,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:46,305 INFO L470 AbstractCegarLoop]: Abstraction has 3984 states and 10792 transitions. [2022-02-18 15:30:46,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:46,305 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 10792 transitions. [2022-02-18 15:30:46,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:46,309 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:46,309 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:46,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-02-18 15:30:46,309 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:46,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:46,309 INFO L85 PathProgramCache]: Analyzing trace with hash -333109319, now seen corresponding path program 49 times [2022-02-18 15:30:46,309 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:46,310 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156079519] [2022-02-18 15:30:46,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:46,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:46,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:46,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:46,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:46,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156079519] [2022-02-18 15:30:46,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156079519] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:46,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:46,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:46,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754103031] [2022-02-18 15:30:46,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:46,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:46,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:46,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:46,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:46,904 INFO L87 Difference]: Start difference. First operand 3984 states and 10792 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:49,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:49,234 INFO L93 Difference]: Finished difference Result 4631 states and 12331 transitions. [2022-02-18 15:30:49,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 15:30:49,235 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:49,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:49,241 INFO L225 Difference]: With dead ends: 4631 [2022-02-18 15:30:49,241 INFO L226 Difference]: Without dead ends: 4631 [2022-02-18 15:30:49,242 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=471, Invalid=935, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:30:49,242 INFO L933 BasicCegarLoop]: 175 mSDtfsCounter, 520 mSDsluCounter, 937 mSDsCounter, 0 mSdLazyCounter, 943 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 520 SdHoareTripleChecker+Valid, 1095 SdHoareTripleChecker+Invalid, 1032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 943 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:49,242 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [520 Valid, 1095 Invalid, 1032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 943 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:30:49,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4631 states. [2022-02-18 15:30:49,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4631 to 3984. [2022-02-18 15:30:49,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3984 states, 3982 states have (on average 2.7101958814666) internal successors, (10792), 3983 states have internal predecessors, (10792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:49,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3984 states and 10792 transitions. [2022-02-18 15:30:49,291 INFO L78 Accepts]: Start accepts. Automaton has 3984 states and 10792 transitions. Word has length 131 [2022-02-18 15:30:49,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:49,291 INFO L470 AbstractCegarLoop]: Abstraction has 3984 states and 10792 transitions. [2022-02-18 15:30:49,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:49,291 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 10792 transitions. [2022-02-18 15:30:49,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:49,295 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:49,295 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:49,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-02-18 15:30:49,295 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:49,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:49,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1924748223, now seen corresponding path program 50 times [2022-02-18 15:30:49,296 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:49,296 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306155363] [2022-02-18 15:30:49,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:49,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:50,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:50,223 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:50,223 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306155363] [2022-02-18 15:30:50,223 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306155363] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:50,223 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:50,223 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:50,223 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925891852] [2022-02-18 15:30:50,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:50,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:50,224 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:50,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:50,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:50,224 INFO L87 Difference]: Start difference. First operand 3984 states and 10792 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:52,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:52,809 INFO L93 Difference]: Finished difference Result 4520 states and 12001 transitions. [2022-02-18 15:30:52,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:30:52,810 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:52,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:52,817 INFO L225 Difference]: With dead ends: 4520 [2022-02-18 15:30:52,817 INFO L226 Difference]: Without dead ends: 4520 [2022-02-18 15:30:52,817 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=410, Invalid=850, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:30:52,817 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 455 mSDsluCounter, 1099 mSDsCounter, 0 mSdLazyCounter, 1008 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 1244 SdHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:52,817 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [455 Valid, 1244 Invalid, 1116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1008 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:30:52,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4520 states. [2022-02-18 15:30:52,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4520 to 3984. [2022-02-18 15:30:52,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3984 states, 3982 states have (on average 2.7101958814666) internal successors, (10792), 3983 states have internal predecessors, (10792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:52,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3984 states and 10792 transitions. [2022-02-18 15:30:52,875 INFO L78 Accepts]: Start accepts. Automaton has 3984 states and 10792 transitions. Word has length 131 [2022-02-18 15:30:52,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:52,875 INFO L470 AbstractCegarLoop]: Abstraction has 3984 states and 10792 transitions. [2022-02-18 15:30:52,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:52,875 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 10792 transitions. [2022-02-18 15:30:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:52,880 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:52,880 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:52,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-02-18 15:30:52,880 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:52,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:52,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1922585973, now seen corresponding path program 51 times [2022-02-18 15:30:52,880 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:52,880 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630496609] [2022-02-18 15:30:52,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:52,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:53,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:53,943 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:53,943 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630496609] [2022-02-18 15:30:53,943 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630496609] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:53,943 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:53,943 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:53,943 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424580236] [2022-02-18 15:30:53,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:53,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:53,943 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:53,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:53,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:53,944 INFO L87 Difference]: Start difference. First operand 3984 states and 10792 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:55,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:55,712 INFO L93 Difference]: Finished difference Result 4486 states and 11909 transitions. [2022-02-18 15:30:55,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:30:55,712 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:55,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:55,718 INFO L225 Difference]: With dead ends: 4486 [2022-02-18 15:30:55,718 INFO L226 Difference]: Without dead ends: 4486 [2022-02-18 15:30:55,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=384, Invalid=806, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:30:55,719 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 478 mSDsluCounter, 1012 mSDsCounter, 0 mSdLazyCounter, 983 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 478 SdHoareTripleChecker+Valid, 1156 SdHoareTripleChecker+Invalid, 1069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:55,719 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [478 Valid, 1156 Invalid, 1069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 983 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:30:55,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4486 states. [2022-02-18 15:30:55,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4486 to 3982. [2022-02-18 15:30:55,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3982 states, 3980 states have (on average 2.7100502512562814) internal successors, (10786), 3981 states have internal predecessors, (10786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:55,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 3982 states and 10786 transitions. [2022-02-18 15:30:55,767 INFO L78 Accepts]: Start accepts. Automaton has 3982 states and 10786 transitions. Word has length 131 [2022-02-18 15:30:55,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:55,767 INFO L470 AbstractCegarLoop]: Abstraction has 3982 states and 10786 transitions. [2022-02-18 15:30:55,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:55,767 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 10786 transitions. [2022-02-18 15:30:55,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:55,772 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:55,772 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:55,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-02-18 15:30:55,772 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:55,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:55,772 INFO L85 PathProgramCache]: Analyzing trace with hash -817458701, now seen corresponding path program 52 times [2022-02-18 15:30:55,772 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:55,772 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472952258] [2022-02-18 15:30:55,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:55,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:30:56,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:30:56,761 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:30:56,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472952258] [2022-02-18 15:30:56,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472952258] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:30:56,761 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:30:56,761 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:30:56,761 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662447143] [2022-02-18 15:30:56,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:30:56,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:30:56,761 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:30:56,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:30:56,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:30:56,762 INFO L87 Difference]: Start difference. First operand 3982 states and 10786 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:59,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:30:59,310 INFO L93 Difference]: Finished difference Result 4685 states and 12460 transitions. [2022-02-18 15:30:59,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:30:59,311 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:30:59,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:30:59,317 INFO L225 Difference]: With dead ends: 4685 [2022-02-18 15:30:59,318 INFO L226 Difference]: Without dead ends: 4685 [2022-02-18 15:30:59,318 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=519, Invalid=1041, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:30:59,318 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 539 mSDsluCounter, 908 mSDsCounter, 0 mSdLazyCounter, 966 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 539 SdHoareTripleChecker+Valid, 1082 SdHoareTripleChecker+Invalid, 1064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:30:59,318 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [539 Valid, 1082 Invalid, 1064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 966 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:30:59,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4685 states. [2022-02-18 15:30:59,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4685 to 3982. [2022-02-18 15:30:59,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3982 states, 3980 states have (on average 2.7100502512562814) internal successors, (10786), 3981 states have internal predecessors, (10786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:59,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 3982 states and 10786 transitions. [2022-02-18 15:30:59,373 INFO L78 Accepts]: Start accepts. Automaton has 3982 states and 10786 transitions. Word has length 131 [2022-02-18 15:30:59,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:30:59,373 INFO L470 AbstractCegarLoop]: Abstraction has 3982 states and 10786 transitions. [2022-02-18 15:30:59,373 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:30:59,373 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 10786 transitions. [2022-02-18 15:30:59,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:30:59,377 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:30:59,377 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:30:59,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-02-18 15:30:59,377 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:30:59,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:30:59,378 INFO L85 PathProgramCache]: Analyzing trace with hash -817514501, now seen corresponding path program 53 times [2022-02-18 15:30:59,378 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:30:59,378 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647626122] [2022-02-18 15:30:59,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:30:59,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:30:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:00,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:00,741 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:00,741 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647626122] [2022-02-18 15:31:00,741 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647626122] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:00,741 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:00,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:00,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75172599] [2022-02-18 15:31:00,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:00,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:00,742 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:00,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:00,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:00,742 INFO L87 Difference]: Start difference. First operand 3982 states and 10786 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:03,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:03,355 INFO L93 Difference]: Finished difference Result 4551 states and 12102 transitions. [2022-02-18 15:31:03,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:31:03,355 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:03,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:03,362 INFO L225 Difference]: With dead ends: 4551 [2022-02-18 15:31:03,362 INFO L226 Difference]: Without dead ends: 4551 [2022-02-18 15:31:03,362 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:31:03,363 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 448 mSDsluCounter, 1257 mSDsCounter, 0 mSdLazyCounter, 1242 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 1397 SdHoareTripleChecker+Invalid, 1327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 1242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:03,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [448 Valid, 1397 Invalid, 1327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 1242 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:31:03,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4551 states. [2022-02-18 15:31:03,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4551 to 3984. [2022-02-18 15:31:03,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3984 states, 3982 states have (on average 2.7101958814666) internal successors, (10792), 3983 states have internal predecessors, (10792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:03,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3984 states and 10792 transitions. [2022-02-18 15:31:03,422 INFO L78 Accepts]: Start accepts. Automaton has 3984 states and 10792 transitions. Word has length 131 [2022-02-18 15:31:03,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:03,423 INFO L470 AbstractCegarLoop]: Abstraction has 3984 states and 10792 transitions. [2022-02-18 15:31:03,423 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:03,423 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 10792 transitions. [2022-02-18 15:31:03,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:03,427 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:03,427 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:03,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-02-18 15:31:03,428 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:03,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:03,428 INFO L85 PathProgramCache]: Analyzing trace with hash -817960901, now seen corresponding path program 54 times [2022-02-18 15:31:03,428 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:03,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493590198] [2022-02-18 15:31:03,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:03,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:04,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:04,387 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:04,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493590198] [2022-02-18 15:31:04,388 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493590198] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:04,388 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:04,388 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:04,388 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719623993] [2022-02-18 15:31:04,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:04,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:04,388 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:04,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:04,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:04,389 INFO L87 Difference]: Start difference. First operand 3984 states and 10792 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:06,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:06,725 INFO L93 Difference]: Finished difference Result 4518 states and 12023 transitions. [2022-02-18 15:31:06,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:31:06,725 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:06,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:06,732 INFO L225 Difference]: With dead ends: 4518 [2022-02-18 15:31:06,732 INFO L226 Difference]: Without dead ends: 4518 [2022-02-18 15:31:06,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=383, Invalid=807, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:31:06,732 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 448 mSDsluCounter, 929 mSDsCounter, 0 mSdLazyCounter, 909 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 1070 SdHoareTripleChecker+Invalid, 1016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:06,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [448 Valid, 1070 Invalid, 1016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 909 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:31:06,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-02-18 15:31:06,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3985. [2022-02-18 15:31:06,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3985 states, 3983 states have (on average 2.710268641727341) internal successors, (10795), 3984 states have internal predecessors, (10795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:06,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 3985 states and 10795 transitions. [2022-02-18 15:31:06,787 INFO L78 Accepts]: Start accepts. Automaton has 3985 states and 10795 transitions. Word has length 131 [2022-02-18 15:31:06,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:06,788 INFO L470 AbstractCegarLoop]: Abstraction has 3985 states and 10795 transitions. [2022-02-18 15:31:06,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:06,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3985 states and 10795 transitions. [2022-02-18 15:31:06,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:06,792 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:06,792 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:06,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-02-18 15:31:06,793 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:06,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:06,793 INFO L85 PathProgramCache]: Analyzing trace with hash -819676751, now seen corresponding path program 55 times [2022-02-18 15:31:06,793 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:06,793 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484715267] [2022-02-18 15:31:06,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:06,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:08,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:08,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:08,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484715267] [2022-02-18 15:31:08,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484715267] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:08,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:08,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:08,231 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468009314] [2022-02-18 15:31:08,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:08,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:08,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:08,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:08,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:08,232 INFO L87 Difference]: Start difference. First operand 3985 states and 10795 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:10,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:10,293 INFO L93 Difference]: Finished difference Result 4513 states and 11994 transitions. [2022-02-18 15:31:10,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:31:10,294 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:10,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:10,300 INFO L225 Difference]: With dead ends: 4513 [2022-02-18 15:31:10,300 INFO L226 Difference]: Without dead ends: 4513 [2022-02-18 15:31:10,300 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:31:10,300 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 489 mSDsluCounter, 1109 mSDsCounter, 0 mSdLazyCounter, 1110 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 1254 SdHoareTripleChecker+Invalid, 1194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:10,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [489 Valid, 1254 Invalid, 1194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1110 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:31:10,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4513 states. [2022-02-18 15:31:10,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4513 to 3983. [2022-02-18 15:31:10,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3983 states, 3981 states have (on average 2.7101230846520976) internal successors, (10789), 3982 states have internal predecessors, (10789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:10,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3983 states and 10789 transitions. [2022-02-18 15:31:10,350 INFO L78 Accepts]: Start accepts. Automaton has 3983 states and 10789 transitions. Word has length 131 [2022-02-18 15:31:10,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:10,350 INFO L470 AbstractCegarLoop]: Abstraction has 3983 states and 10789 transitions. [2022-02-18 15:31:10,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:10,350 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 10789 transitions. [2022-02-18 15:31:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:10,354 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:10,354 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:10,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-02-18 15:31:10,354 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:10,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:10,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1510501311, now seen corresponding path program 56 times [2022-02-18 15:31:10,354 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:10,354 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430108355] [2022-02-18 15:31:10,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:10,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:11,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:11,242 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:11,242 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430108355] [2022-02-18 15:31:11,242 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430108355] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:11,242 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:11,242 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:11,242 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260759208] [2022-02-18 15:31:11,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:11,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:11,242 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:11,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:11,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:11,243 INFO L87 Difference]: Start difference. First operand 3983 states and 10789 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:13,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:13,616 INFO L93 Difference]: Finished difference Result 4485 states and 11930 transitions. [2022-02-18 15:31:13,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:31:13,617 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:13,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:13,623 INFO L225 Difference]: With dead ends: 4485 [2022-02-18 15:31:13,623 INFO L226 Difference]: Without dead ends: 4485 [2022-02-18 15:31:13,624 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=389, Invalid=801, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:31:13,624 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 435 mSDsluCounter, 1068 mSDsCounter, 0 mSdLazyCounter, 1001 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 1206 SdHoareTripleChecker+Invalid, 1090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1001 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:13,624 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [435 Valid, 1206 Invalid, 1090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1001 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:31:13,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4485 states. [2022-02-18 15:31:13,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4485 to 3983. [2022-02-18 15:31:13,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3983 states, 3981 states have (on average 2.7101230846520976) internal successors, (10789), 3982 states have internal predecessors, (10789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:13,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3983 states and 10789 transitions. [2022-02-18 15:31:13,675 INFO L78 Accepts]: Start accepts. Automaton has 3983 states and 10789 transitions. Word has length 131 [2022-02-18 15:31:13,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:13,675 INFO L470 AbstractCegarLoop]: Abstraction has 3983 states and 10789 transitions. [2022-02-18 15:31:13,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:13,676 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 10789 transitions. [2022-02-18 15:31:13,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:13,680 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:13,680 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:13,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-02-18 15:31:13,680 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:13,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:13,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1508785461, now seen corresponding path program 57 times [2022-02-18 15:31:13,680 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:13,680 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172710463] [2022-02-18 15:31:13,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:13,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:14,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:14,909 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:14,909 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172710463] [2022-02-18 15:31:14,909 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172710463] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:14,909 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:14,909 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:14,909 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003329993] [2022-02-18 15:31:14,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:14,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:14,910 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:14,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:14,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:14,910 INFO L87 Difference]: Start difference. First operand 3983 states and 10789 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:16,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:16,698 INFO L93 Difference]: Finished difference Result 4480 states and 11895 transitions. [2022-02-18 15:31:16,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:31:16,698 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:16,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:16,705 INFO L225 Difference]: With dead ends: 4480 [2022-02-18 15:31:16,705 INFO L226 Difference]: Without dead ends: 4480 [2022-02-18 15:31:16,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:31:16,706 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 437 mSDsluCounter, 1070 mSDsCounter, 0 mSdLazyCounter, 1010 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 1215 SdHoareTripleChecker+Invalid, 1092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 1010 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:16,706 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [437 Valid, 1215 Invalid, 1092 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 1010 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:31:16,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4480 states. [2022-02-18 15:31:16,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4480 to 3980. [2022-02-18 15:31:16,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3980 states, 3978 states have (on average 2.709904474610357) internal successors, (10780), 3979 states have internal predecessors, (10780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:16,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 3980 states and 10780 transitions. [2022-02-18 15:31:16,795 INFO L78 Accepts]: Start accepts. Automaton has 3980 states and 10780 transitions. Word has length 131 [2022-02-18 15:31:16,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:16,796 INFO L470 AbstractCegarLoop]: Abstraction has 3980 states and 10780 transitions. [2022-02-18 15:31:16,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:16,796 INFO L276 IsEmpty]: Start isEmpty. Operand 3980 states and 10780 transitions. [2022-02-18 15:31:16,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:16,800 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:16,800 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:16,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-02-18 15:31:16,800 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:16,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:16,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1092632763, now seen corresponding path program 58 times [2022-02-18 15:31:16,803 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:16,803 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534325695] [2022-02-18 15:31:16,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:16,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:17,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:17,622 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:17,622 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534325695] [2022-02-18 15:31:17,622 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534325695] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:17,622 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:17,622 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:17,622 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192345252] [2022-02-18 15:31:17,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:17,622 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:17,622 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:17,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:17,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:17,623 INFO L87 Difference]: Start difference. First operand 3980 states and 10780 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:20,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:20,262 INFO L93 Difference]: Finished difference Result 4527 states and 12011 transitions. [2022-02-18 15:31:20,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-18 15:31:20,263 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:20,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:20,270 INFO L225 Difference]: With dead ends: 4527 [2022-02-18 15:31:20,270 INFO L226 Difference]: Without dead ends: 4527 [2022-02-18 15:31:20,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=443, Invalid=889, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:31:20,270 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 460 mSDsluCounter, 1004 mSDsCounter, 0 mSdLazyCounter, 1030 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 460 SdHoareTripleChecker+Valid, 1148 SdHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:20,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [460 Valid, 1148 Invalid, 1116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1030 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:31:20,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4527 states. [2022-02-18 15:31:20,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4527 to 3976. [2022-02-18 15:31:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3976 states, 3974 states have (on average 2.7096124811273277) internal successors, (10768), 3975 states have internal predecessors, (10768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:20,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 3976 states and 10768 transitions. [2022-02-18 15:31:20,329 INFO L78 Accepts]: Start accepts. Automaton has 3976 states and 10768 transitions. Word has length 131 [2022-02-18 15:31:20,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:20,330 INFO L470 AbstractCegarLoop]: Abstraction has 3976 states and 10768 transitions. [2022-02-18 15:31:20,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:20,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3976 states and 10768 transitions. [2022-02-18 15:31:20,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:20,334 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:20,335 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:20,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-02-18 15:31:20,335 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:20,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:20,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1092186363, now seen corresponding path program 59 times [2022-02-18 15:31:20,335 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:20,335 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380417769] [2022-02-18 15:31:20,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:20,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:21,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:21,248 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:21,248 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380417769] [2022-02-18 15:31:21,248 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380417769] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:21,248 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:21,248 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:21,248 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453346010] [2022-02-18 15:31:21,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:21,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:21,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:21,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:21,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:21,249 INFO L87 Difference]: Start difference. First operand 3976 states and 10768 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:23,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:23,085 INFO L93 Difference]: Finished difference Result 4436 states and 11802 transitions. [2022-02-18 15:31:23,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:31:23,086 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:23,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:23,092 INFO L225 Difference]: With dead ends: 4436 [2022-02-18 15:31:23,092 INFO L226 Difference]: Without dead ends: 4436 [2022-02-18 15:31:23,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=313, Invalid=679, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:31:23,093 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 442 mSDsluCounter, 816 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 959 SdHoareTripleChecker+Invalid, 838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:23,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [442 Valid, 959 Invalid, 838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 762 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:31:23,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4436 states. [2022-02-18 15:31:23,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4436 to 3977. [2022-02-18 15:31:23,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3977 states, 3975 states have (on average 2.7096855345911948) internal successors, (10771), 3976 states have internal predecessors, (10771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:23,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3977 states to 3977 states and 10771 transitions. [2022-02-18 15:31:23,148 INFO L78 Accepts]: Start accepts. Automaton has 3977 states and 10771 transitions. Word has length 131 [2022-02-18 15:31:23,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:23,148 INFO L470 AbstractCegarLoop]: Abstraction has 3977 states and 10771 transitions. [2022-02-18 15:31:23,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:23,148 INFO L276 IsEmpty]: Start isEmpty. Operand 3977 states and 10771 transitions. [2022-02-18 15:31:23,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:23,152 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:23,152 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:23,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-02-18 15:31:23,153 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:23,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:23,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1090470513, now seen corresponding path program 60 times [2022-02-18 15:31:23,153 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:23,153 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800737503] [2022-02-18 15:31:23,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:23,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:23,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:24,311 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:24,311 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800737503] [2022-02-18 15:31:24,311 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800737503] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:24,311 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:24,311 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:24,311 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953528757] [2022-02-18 15:31:24,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:24,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:24,311 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:24,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:24,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:24,312 INFO L87 Difference]: Start difference. First operand 3977 states and 10771 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:26,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:26,210 INFO L93 Difference]: Finished difference Result 4484 states and 11898 transitions. [2022-02-18 15:31:26,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:31:26,211 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:26,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:26,218 INFO L225 Difference]: With dead ends: 4484 [2022-02-18 15:31:26,218 INFO L226 Difference]: Without dead ends: 4484 [2022-02-18 15:31:26,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=388, Invalid=802, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:31:26,219 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 487 mSDsluCounter, 1089 mSDsCounter, 0 mSdLazyCounter, 1049 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 487 SdHoareTripleChecker+Valid, 1234 SdHoareTripleChecker+Invalid, 1140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 1049 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:26,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [487 Valid, 1234 Invalid, 1140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 1049 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:31:26,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4484 states. [2022-02-18 15:31:26,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4484 to 3975. [2022-02-18 15:31:26,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3975 states, 3973 states have (on average 2.7095393908884975) internal successors, (10765), 3974 states have internal predecessors, (10765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3975 states and 10765 transitions. [2022-02-18 15:31:26,275 INFO L78 Accepts]: Start accepts. Automaton has 3975 states and 10765 transitions. Word has length 131 [2022-02-18 15:31:26,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:26,276 INFO L470 AbstractCegarLoop]: Abstraction has 3975 states and 10765 transitions. [2022-02-18 15:31:26,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:26,276 INFO L276 IsEmpty]: Start isEmpty. Operand 3975 states and 10765 transitions. [2022-02-18 15:31:26,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:26,280 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:26,281 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:26,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-02-18 15:31:26,281 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:26,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:26,281 INFO L85 PathProgramCache]: Analyzing trace with hash 676601913, now seen corresponding path program 61 times [2022-02-18 15:31:26,281 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:26,281 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173056259] [2022-02-18 15:31:26,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:26,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:27,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:27,151 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:27,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173056259] [2022-02-18 15:31:27,151 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173056259] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:27,151 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:27,151 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:27,151 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645103922] [2022-02-18 15:31:27,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:27,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:27,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:27,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:27,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:27,152 INFO L87 Difference]: Start difference. First operand 3975 states and 10765 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:30,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:30,313 INFO L93 Difference]: Finished difference Result 4495 states and 11954 transitions. [2022-02-18 15:31:30,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:31:30,314 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:30,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:30,320 INFO L225 Difference]: With dead ends: 4495 [2022-02-18 15:31:30,321 INFO L226 Difference]: Without dead ends: 4495 [2022-02-18 15:31:30,321 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:31:30,321 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 521 mSDsluCounter, 1301 mSDsCounter, 0 mSdLazyCounter, 1413 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 1432 SdHoareTripleChecker+Invalid, 1484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 1413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:30,321 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [521 Valid, 1432 Invalid, 1484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 1413 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-18 15:31:30,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4495 states. [2022-02-18 15:31:30,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4495 to 3971. [2022-02-18 15:31:30,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3971 states, 3969 states have (on average 2.709246661627614) internal successors, (10753), 3970 states have internal predecessors, (10753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:30,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3971 states to 3971 states and 10753 transitions. [2022-02-18 15:31:30,375 INFO L78 Accepts]: Start accepts. Automaton has 3971 states and 10753 transitions. Word has length 131 [2022-02-18 15:31:30,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:30,375 INFO L470 AbstractCegarLoop]: Abstraction has 3971 states and 10753 transitions. [2022-02-18 15:31:30,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:30,376 INFO L276 IsEmpty]: Start isEmpty. Operand 3971 states and 10753 transitions. [2022-02-18 15:31:30,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:30,380 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:30,380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:30,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-02-18 15:31:30,380 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:30,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:30,380 INFO L85 PathProgramCache]: Analyzing trace with hash 674886063, now seen corresponding path program 62 times [2022-02-18 15:31:30,381 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:30,381 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461355804] [2022-02-18 15:31:30,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:30,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:31,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:31,617 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:31,617 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461355804] [2022-02-18 15:31:31,617 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461355804] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:31,617 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:31,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:31,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70047172] [2022-02-18 15:31:31,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:31,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:31,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:31,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:31,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:31,618 INFO L87 Difference]: Start difference. First operand 3971 states and 10753 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:33,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:33,422 INFO L93 Difference]: Finished difference Result 4452 states and 11811 transitions. [2022-02-18 15:31:33,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:31:33,423 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:33,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:33,428 INFO L225 Difference]: With dead ends: 4452 [2022-02-18 15:31:33,428 INFO L226 Difference]: Without dead ends: 4452 [2022-02-18 15:31:33,429 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:31:33,429 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 487 mSDsluCounter, 959 mSDsCounter, 0 mSdLazyCounter, 934 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 487 SdHoareTripleChecker+Valid, 1106 SdHoareTripleChecker+Invalid, 1024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:33,429 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [487 Valid, 1106 Invalid, 1024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 934 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:31:33,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4452 states. [2022-02-18 15:31:33,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4452 to 3968. [2022-02-18 15:31:33,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3968 states, 3966 states have (on average 2.7090267271810387) internal successors, (10744), 3967 states have internal predecessors, (10744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:33,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3968 states and 10744 transitions. [2022-02-18 15:31:33,476 INFO L78 Accepts]: Start accepts. Automaton has 3968 states and 10744 transitions. Word has length 131 [2022-02-18 15:31:33,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:33,476 INFO L470 AbstractCegarLoop]: Abstraction has 3968 states and 10744 transitions. [2022-02-18 15:31:33,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:33,476 INFO L276 IsEmpty]: Start isEmpty. Operand 3968 states and 10744 transitions. [2022-02-18 15:31:33,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:33,481 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:33,481 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:33,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-02-18 15:31:33,481 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:33,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:33,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1965130679, now seen corresponding path program 63 times [2022-02-18 15:31:33,481 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:33,481 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828721211] [2022-02-18 15:31:33,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:33,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:33,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:34,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:34,165 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:34,165 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828721211] [2022-02-18 15:31:34,165 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828721211] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:34,165 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:34,165 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:34,165 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464463923] [2022-02-18 15:31:34,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:34,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:34,165 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:34,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:34,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:34,166 INFO L87 Difference]: Start difference. First operand 3968 states and 10744 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:37,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:37,111 INFO L93 Difference]: Finished difference Result 4657 states and 12411 transitions. [2022-02-18 15:31:37,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:31:37,112 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:37,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:37,119 INFO L225 Difference]: With dead ends: 4657 [2022-02-18 15:31:37,119 INFO L226 Difference]: Without dead ends: 4657 [2022-02-18 15:31:37,119 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=582, Invalid=1140, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:31:37,119 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 510 mSDsluCounter, 944 mSDsCounter, 0 mSdLazyCounter, 949 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 510 SdHoareTripleChecker+Valid, 1110 SdHoareTripleChecker+Invalid, 1052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:37,119 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [510 Valid, 1110 Invalid, 1052 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 949 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:31:37,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4657 states. [2022-02-18 15:31:37,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4657 to 3978. [2022-02-18 15:31:37,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3978 states, 3976 states have (on average 2.7097585513078473) internal successors, (10774), 3977 states have internal predecessors, (10774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:37,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3978 states and 10774 transitions. [2022-02-18 15:31:37,175 INFO L78 Accepts]: Start accepts. Automaton has 3978 states and 10774 transitions. Word has length 131 [2022-02-18 15:31:37,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:37,175 INFO L470 AbstractCegarLoop]: Abstraction has 3978 states and 10774 transitions. [2022-02-18 15:31:37,175 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:37,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3978 states and 10774 transitions. [2022-02-18 15:31:37,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:37,180 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:37,180 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:37,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-02-18 15:31:37,180 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:37,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:37,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1965074879, now seen corresponding path program 64 times [2022-02-18 15:31:37,180 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:37,180 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942685553] [2022-02-18 15:31:37,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:37,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:37,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:38,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:38,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:38,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942685553] [2022-02-18 15:31:38,102 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942685553] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:38,102 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:38,102 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:38,102 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445592558] [2022-02-18 15:31:38,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:38,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:38,102 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:38,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:38,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:38,102 INFO L87 Difference]: Start difference. First operand 3978 states and 10774 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:41,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:41,190 INFO L93 Difference]: Finished difference Result 4641 states and 12379 transitions. [2022-02-18 15:31:41,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 15:31:41,191 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:41,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:41,197 INFO L225 Difference]: With dead ends: 4641 [2022-02-18 15:31:41,198 INFO L226 Difference]: Without dead ends: 4641 [2022-02-18 15:31:41,198 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:31:41,198 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 501 mSDsluCounter, 1228 mSDsCounter, 0 mSdLazyCounter, 1303 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 501 SdHoareTripleChecker+Valid, 1363 SdHoareTripleChecker+Invalid, 1393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 1303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:41,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [501 Valid, 1363 Invalid, 1393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 1303 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:31:41,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4641 states. [2022-02-18 15:31:41,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4641 to 3976. [2022-02-18 15:31:41,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3976 states, 3974 states have (on average 2.7096124811273277) internal successors, (10768), 3975 states have internal predecessors, (10768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:41,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 3976 states and 10768 transitions. [2022-02-18 15:31:41,256 INFO L78 Accepts]: Start accepts. Automaton has 3976 states and 10768 transitions. Word has length 131 [2022-02-18 15:31:41,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:41,256 INFO L470 AbstractCegarLoop]: Abstraction has 3976 states and 10768 transitions. [2022-02-18 15:31:41,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:41,256 INFO L276 IsEmpty]: Start isEmpty. Operand 3976 states and 10768 transitions. [2022-02-18 15:31:41,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:41,260 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:41,260 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:41,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-02-18 15:31:41,261 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:41,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:41,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1761360239, now seen corresponding path program 65 times [2022-02-18 15:31:41,261 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:41,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260252507] [2022-02-18 15:31:41,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:41,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:41,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:42,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:42,198 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:42,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260252507] [2022-02-18 15:31:42,198 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260252507] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:42,198 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:42,198 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:42,198 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863472021] [2022-02-18 15:31:42,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:42,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:42,199 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:42,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:42,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:42,199 INFO L87 Difference]: Start difference. First operand 3976 states and 10768 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:45,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:45,004 INFO L93 Difference]: Finished difference Result 4634 states and 12343 transitions. [2022-02-18 15:31:45,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:31:45,004 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:45,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:45,012 INFO L225 Difference]: With dead ends: 4634 [2022-02-18 15:31:45,012 INFO L226 Difference]: Without dead ends: 4634 [2022-02-18 15:31:45,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=525, Invalid=1035, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:31:45,013 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 481 mSDsluCounter, 1070 mSDsCounter, 0 mSdLazyCounter, 1109 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 1233 SdHoareTripleChecker+Invalid, 1200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 1109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:45,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [481 Valid, 1233 Invalid, 1200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 1109 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:31:45,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4634 states. [2022-02-18 15:31:45,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4634 to 3990. [2022-02-18 15:31:45,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3990 states, 3988 states have (on average 2.710631895687061) internal successors, (10810), 3989 states have internal predecessors, (10810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:45,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3990 states and 10810 transitions. [2022-02-18 15:31:45,078 INFO L78 Accepts]: Start accepts. Automaton has 3990 states and 10810 transitions. Word has length 131 [2022-02-18 15:31:45,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:45,078 INFO L470 AbstractCegarLoop]: Abstraction has 3990 states and 10810 transitions. [2022-02-18 15:31:45,078 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:45,078 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 10810 transitions. [2022-02-18 15:31:45,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:45,083 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:45,083 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:45,084 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-02-18 15:31:45,084 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:45,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:45,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1761304439, now seen corresponding path program 66 times [2022-02-18 15:31:45,084 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:45,084 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148361909] [2022-02-18 15:31:45,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:45,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:46,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:46,182 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:46,182 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148361909] [2022-02-18 15:31:46,182 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148361909] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:46,182 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:46,182 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:46,182 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864645860] [2022-02-18 15:31:46,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:46,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:46,182 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:46,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:46,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:46,183 INFO L87 Difference]: Start difference. First operand 3990 states and 10810 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:48,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:48,994 INFO L93 Difference]: Finished difference Result 4566 states and 12147 transitions. [2022-02-18 15:31:48,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:31:48,994 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:48,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:49,001 INFO L225 Difference]: With dead ends: 4566 [2022-02-18 15:31:49,001 INFO L226 Difference]: Without dead ends: 4566 [2022-02-18 15:31:49,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=383, Invalid=807, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:31:49,002 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 560 mSDsluCounter, 1353 mSDsCounter, 0 mSdLazyCounter, 1362 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:49,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [560 Valid, 1487 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1362 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:31:49,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4566 states. [2022-02-18 15:31:49,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4566 to 3991. [2022-02-18 15:31:49,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3991 states, 3989 states have (on average 2.710704437202306) internal successors, (10813), 3990 states have internal predecessors, (10813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:49,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3991 states to 3991 states and 10813 transitions. [2022-02-18 15:31:49,062 INFO L78 Accepts]: Start accepts. Automaton has 3991 states and 10813 transitions. Word has length 131 [2022-02-18 15:31:49,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:49,062 INFO L470 AbstractCegarLoop]: Abstraction has 3991 states and 10813 transitions. [2022-02-18 15:31:49,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:49,062 INFO L276 IsEmpty]: Start isEmpty. Operand 3991 states and 10813 transitions. [2022-02-18 15:31:49,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:49,067 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:49,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:49,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-02-18 15:31:49,067 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:49,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:49,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1760858039, now seen corresponding path program 67 times [2022-02-18 15:31:49,068 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:49,068 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008491831] [2022-02-18 15:31:49,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:49,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:50,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:50,374 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:50,374 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008491831] [2022-02-18 15:31:50,375 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008491831] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:50,375 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:50,375 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:50,375 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127164739] [2022-02-18 15:31:50,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:50,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:50,375 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:50,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:50,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:50,375 INFO L87 Difference]: Start difference. First operand 3991 states and 10813 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:52,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:52,921 INFO L93 Difference]: Finished difference Result 4630 states and 12289 transitions. [2022-02-18 15:31:52,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:31:52,922 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:52,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:52,929 INFO L225 Difference]: With dead ends: 4630 [2022-02-18 15:31:52,929 INFO L226 Difference]: Without dead ends: 4630 [2022-02-18 15:31:52,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=381, Invalid=809, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:31:52,929 INFO L933 BasicCegarLoop]: 173 mSDtfsCounter, 592 mSDsluCounter, 1068 mSDsCounter, 0 mSdLazyCounter, 1097 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 592 SdHoareTripleChecker+Valid, 1216 SdHoareTripleChecker+Invalid, 1201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 1097 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:52,929 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [592 Valid, 1216 Invalid, 1201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1097 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:31:52,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4630 states. [2022-02-18 15:31:52,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4630 to 3993. [2022-02-18 15:31:52,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3993 states, 3991 states have (on average 2.710849411175144) internal successors, (10819), 3992 states have internal predecessors, (10819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:52,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 3993 states and 10819 transitions. [2022-02-18 15:31:52,987 INFO L78 Accepts]: Start accepts. Automaton has 3993 states and 10819 transitions. Word has length 131 [2022-02-18 15:31:52,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:52,987 INFO L470 AbstractCegarLoop]: Abstraction has 3993 states and 10819 transitions. [2022-02-18 15:31:52,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:52,988 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 10819 transitions. [2022-02-18 15:31:52,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:52,992 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:52,993 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:52,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-02-18 15:31:52,993 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:52,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:52,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1759142189, now seen corresponding path program 68 times [2022-02-18 15:31:52,993 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:52,993 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440911478] [2022-02-18 15:31:52,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:52,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:54,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:54,217 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:54,217 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440911478] [2022-02-18 15:31:54,217 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440911478] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:54,217 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:54,218 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:54,218 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883408506] [2022-02-18 15:31:54,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:54,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:54,218 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:54,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:54,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:54,218 INFO L87 Difference]: Start difference. First operand 3993 states and 10819 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:55,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:55,923 INFO L93 Difference]: Finished difference Result 4534 states and 12067 transitions. [2022-02-18 15:31:55,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:31:55,923 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:55,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:55,930 INFO L225 Difference]: With dead ends: 4534 [2022-02-18 15:31:55,930 INFO L226 Difference]: Without dead ends: 4534 [2022-02-18 15:31:55,930 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=358, Invalid=764, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:31:55,931 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 439 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 439 SdHoareTripleChecker+Valid, 1000 SdHoareTripleChecker+Invalid, 960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:55,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [439 Valid, 1000 Invalid, 960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 866 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:31:55,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4534 states. [2022-02-18 15:31:55,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4534 to 3991. [2022-02-18 15:31:55,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3991 states, 3989 states have (on average 2.710704437202306) internal successors, (10813), 3990 states have internal predecessors, (10813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:55,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3991 states to 3991 states and 10813 transitions. [2022-02-18 15:31:55,987 INFO L78 Accepts]: Start accepts. Automaton has 3991 states and 10813 transitions. Word has length 131 [2022-02-18 15:31:55,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:55,987 INFO L470 AbstractCegarLoop]: Abstraction has 3991 states and 10813 transitions. [2022-02-18 15:31:55,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:55,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3991 states and 10813 transitions. [2022-02-18 15:31:55,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:55,991 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:55,991 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:55,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-02-18 15:31:55,992 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:55,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:55,992 INFO L85 PathProgramCache]: Analyzing trace with hash -2047473737, now seen corresponding path program 69 times [2022-02-18 15:31:55,992 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:55,992 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600681370] [2022-02-18 15:31:55,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:55,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:31:56,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:31:56,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:31:56,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600681370] [2022-02-18 15:31:56,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600681370] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:31:56,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:31:56,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:31:56,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34353592] [2022-02-18 15:31:56,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:31:56,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:31:56,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:31:56,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:31:56,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:31:56,692 INFO L87 Difference]: Start difference. First operand 3991 states and 10813 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:59,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:31:59,541 INFO L93 Difference]: Finished difference Result 4793 states and 12750 transitions. [2022-02-18 15:31:59,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:31:59,541 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:31:59,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:31:59,547 INFO L225 Difference]: With dead ends: 4793 [2022-02-18 15:31:59,547 INFO L226 Difference]: Without dead ends: 4793 [2022-02-18 15:31:59,547 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=664, Invalid=1316, Unknown=0, NotChecked=0, Total=1980 [2022-02-18 15:31:59,547 INFO L933 BasicCegarLoop]: 189 mSDtfsCounter, 470 mSDsluCounter, 867 mSDsCounter, 0 mSdLazyCounter, 1053 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 470 SdHoareTripleChecker+Valid, 1038 SdHoareTripleChecker+Invalid, 1137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:31:59,548 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [470 Valid, 1038 Invalid, 1137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1053 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:31:59,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4793 states. [2022-02-18 15:31:59,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4793 to 3989. [2022-02-18 15:31:59,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3989 states, 3987 states have (on average 2.7105593177827942) internal successors, (10807), 3988 states have internal predecessors, (10807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:59,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 3989 states and 10807 transitions. [2022-02-18 15:31:59,600 INFO L78 Accepts]: Start accepts. Automaton has 3989 states and 10807 transitions. Word has length 131 [2022-02-18 15:31:59,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:31:59,600 INFO L470 AbstractCegarLoop]: Abstraction has 3989 states and 10807 transitions. [2022-02-18 15:31:59,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:31:59,601 INFO L276 IsEmpty]: Start isEmpty. Operand 3989 states and 10807 transitions. [2022-02-18 15:31:59,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:31:59,605 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:31:59,605 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:31:59,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-02-18 15:31:59,605 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:31:59,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:31:59,606 INFO L85 PathProgramCache]: Analyzing trace with hash 210383805, now seen corresponding path program 70 times [2022-02-18 15:31:59,606 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:31:59,606 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765256267] [2022-02-18 15:31:59,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:31:59,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:31:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:00,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:00,468 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:00,468 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765256267] [2022-02-18 15:32:00,468 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765256267] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:00,468 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:00,468 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:00,468 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548595503] [2022-02-18 15:32:00,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:00,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:00,469 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:00,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:00,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:00,469 INFO L87 Difference]: Start difference. First operand 3989 states and 10807 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:02,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:02,775 INFO L93 Difference]: Finished difference Result 4542 states and 12081 transitions. [2022-02-18 15:32:02,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:32:02,775 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:02,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:02,782 INFO L225 Difference]: With dead ends: 4542 [2022-02-18 15:32:02,782 INFO L226 Difference]: Without dead ends: 4542 [2022-02-18 15:32:02,782 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=389, Invalid=801, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:32:02,782 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 442 mSDsluCounter, 897 mSDsCounter, 0 mSdLazyCounter, 878 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 1040 SdHoareTripleChecker+Invalid, 978 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 878 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:02,783 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [442 Valid, 1040 Invalid, 978 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 878 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:32:02,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4542 states. [2022-02-18 15:32:02,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4542 to 3989. [2022-02-18 15:32:02,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3989 states, 3987 states have (on average 2.7105593177827942) internal successors, (10807), 3988 states have internal predecessors, (10807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:02,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 3989 states and 10807 transitions. [2022-02-18 15:32:02,835 INFO L78 Accepts]: Start accepts. Automaton has 3989 states and 10807 transitions. Word has length 131 [2022-02-18 15:32:02,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:02,835 INFO L470 AbstractCegarLoop]: Abstraction has 3989 states and 10807 transitions. [2022-02-18 15:32:02,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:02,835 INFO L276 IsEmpty]: Start isEmpty. Operand 3989 states and 10807 transitions. [2022-02-18 15:32:02,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:02,840 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:02,840 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:02,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-02-18 15:32:02,840 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:02,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:02,840 INFO L85 PathProgramCache]: Analyzing trace with hash 208221555, now seen corresponding path program 71 times [2022-02-18 15:32:02,840 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:02,840 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384290477] [2022-02-18 15:32:02,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:02,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:04,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:04,137 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:04,137 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384290477] [2022-02-18 15:32:04,137 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384290477] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:04,137 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:04,137 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:04,137 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330346515] [2022-02-18 15:32:04,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:04,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:04,137 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:04,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:04,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:04,138 INFO L87 Difference]: Start difference. First operand 3989 states and 10807 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:06,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:06,389 INFO L93 Difference]: Finished difference Result 4508 states and 11989 transitions. [2022-02-18 15:32:06,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:32:06,389 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:06,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:06,396 INFO L225 Difference]: With dead ends: 4508 [2022-02-18 15:32:06,396 INFO L226 Difference]: Without dead ends: 4508 [2022-02-18 15:32:06,397 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=361, Invalid=761, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:32:06,397 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 422 mSDsluCounter, 1453 mSDsCounter, 0 mSdLazyCounter, 1420 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 422 SdHoareTripleChecker+Valid, 1585 SdHoareTripleChecker+Invalid, 1500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:06,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [422 Valid, 1585 Invalid, 1500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1420 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:32:06,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4508 states. [2022-02-18 15:32:06,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4508 to 3986. [2022-02-18 15:32:06,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3986 states, 3984 states have (on average 2.7103413654618476) internal successors, (10798), 3985 states have internal predecessors, (10798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:06,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 3986 states and 10798 transitions. [2022-02-18 15:32:06,458 INFO L78 Accepts]: Start accepts. Automaton has 3986 states and 10798 transitions. Word has length 131 [2022-02-18 15:32:06,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:06,458 INFO L470 AbstractCegarLoop]: Abstraction has 3986 states and 10798 transitions. [2022-02-18 15:32:06,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:06,459 INFO L276 IsEmpty]: Start isEmpty. Operand 3986 states and 10798 transitions. [2022-02-18 15:32:06,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:06,463 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:06,463 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:06,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-02-18 15:32:06,464 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:06,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:06,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1763144177, now seen corresponding path program 72 times [2022-02-18 15:32:06,464 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:06,464 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832311554] [2022-02-18 15:32:06,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:06,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:07,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:07,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:07,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832311554] [2022-02-18 15:32:07,407 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832311554] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:07,407 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:07,407 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:07,407 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416192164] [2022-02-18 15:32:07,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:07,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:07,407 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:07,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:07,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:07,407 INFO L87 Difference]: Start difference. First operand 3986 states and 10798 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:09,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:09,567 INFO L93 Difference]: Finished difference Result 4529 states and 12057 transitions. [2022-02-18 15:32:09,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:32:09,567 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:09,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:09,574 INFO L225 Difference]: With dead ends: 4529 [2022-02-18 15:32:09,574 INFO L226 Difference]: Without dead ends: 4529 [2022-02-18 15:32:09,574 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=409, Invalid=851, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:32:09,575 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 554 mSDsluCounter, 1040 mSDsCounter, 0 mSdLazyCounter, 1030 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 1202 SdHoareTripleChecker+Invalid, 1111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 1030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:09,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [554 Valid, 1202 Invalid, 1111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 1030 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:32:09,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4529 states. [2022-02-18 15:32:09,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4529 to 3986. [2022-02-18 15:32:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3986 states, 3984 states have (on average 2.7103413654618476) internal successors, (10798), 3985 states have internal predecessors, (10798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:09,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 3986 states and 10798 transitions. [2022-02-18 15:32:09,630 INFO L78 Accepts]: Start accepts. Automaton has 3986 states and 10798 transitions. Word has length 131 [2022-02-18 15:32:09,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:09,631 INFO L470 AbstractCegarLoop]: Abstraction has 3986 states and 10798 transitions. [2022-02-18 15:32:09,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:09,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3986 states and 10798 transitions. [2022-02-18 15:32:09,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:09,635 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:09,635 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:09,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-02-18 15:32:09,635 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:09,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:09,636 INFO L85 PathProgramCache]: Analyzing trace with hash 1763088377, now seen corresponding path program 73 times [2022-02-18 15:32:09,636 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:09,636 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256123460] [2022-02-18 15:32:09,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:09,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:10,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:10,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:10,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256123460] [2022-02-18 15:32:10,777 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256123460] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:10,777 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:10,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:10,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951735467] [2022-02-18 15:32:10,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:10,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:10,778 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:10,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:10,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:10,778 INFO L87 Difference]: Start difference. First operand 3986 states and 10798 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:13,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:13,039 INFO L93 Difference]: Finished difference Result 4553 states and 12135 transitions. [2022-02-18 15:32:13,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 15:32:13,040 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:13,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:13,047 INFO L225 Difference]: With dead ends: 4553 [2022-02-18 15:32:13,047 INFO L226 Difference]: Without dead ends: 4553 [2022-02-18 15:32:13,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-02-18 15:32:13,048 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 440 mSDsluCounter, 993 mSDsCounter, 0 mSdLazyCounter, 986 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 1133 SdHoareTripleChecker+Invalid, 1069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 986 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:13,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [440 Valid, 1133 Invalid, 1069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 986 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:32:13,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4553 states. [2022-02-18 15:32:13,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4553 to 3988. [2022-02-18 15:32:13,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3988 states, 3986 states have (on average 2.7104867034621174) internal successors, (10804), 3987 states have internal predecessors, (10804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:13,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 3988 states and 10804 transitions. [2022-02-18 15:32:13,110 INFO L78 Accepts]: Start accepts. Automaton has 3988 states and 10804 transitions. Word has length 131 [2022-02-18 15:32:13,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:13,110 INFO L470 AbstractCegarLoop]: Abstraction has 3988 states and 10804 transitions. [2022-02-18 15:32:13,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:13,110 INFO L276 IsEmpty]: Start isEmpty. Operand 3988 states and 10804 transitions. [2022-02-18 15:32:13,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:13,115 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:13,115 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:13,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-02-18 15:32:13,115 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:13,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:13,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1762641977, now seen corresponding path program 74 times [2022-02-18 15:32:13,115 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:13,115 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857043130] [2022-02-18 15:32:13,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:13,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:13,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:14,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:14,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:14,429 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857043130] [2022-02-18 15:32:14,429 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857043130] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:14,429 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:14,429 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:14,429 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387628798] [2022-02-18 15:32:14,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:14,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:14,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:14,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:14,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:14,430 INFO L87 Difference]: Start difference. First operand 3988 states and 10804 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:17,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:17,253 INFO L93 Difference]: Finished difference Result 4619 states and 12242 transitions. [2022-02-18 15:32:17,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:32:17,254 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:17,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:17,260 INFO L225 Difference]: With dead ends: 4619 [2022-02-18 15:32:17,260 INFO L226 Difference]: Without dead ends: 4619 [2022-02-18 15:32:17,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:32:17,261 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 455 mSDsluCounter, 1262 mSDsCounter, 0 mSdLazyCounter, 1274 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 1405 SdHoareTripleChecker+Invalid, 1375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 1274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:17,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [455 Valid, 1405 Invalid, 1375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 1274 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:32:17,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4619 states. [2022-02-18 15:32:17,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4619 to 3989. [2022-02-18 15:32:17,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3989 states, 3987 states have (on average 2.7105593177827942) internal successors, (10807), 3988 states have internal predecessors, (10807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:17,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 3989 states and 10807 transitions. [2022-02-18 15:32:17,318 INFO L78 Accepts]: Start accepts. Automaton has 3989 states and 10807 transitions. Word has length 131 [2022-02-18 15:32:17,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:17,318 INFO L470 AbstractCegarLoop]: Abstraction has 3989 states and 10807 transitions. [2022-02-18 15:32:17,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:17,318 INFO L276 IsEmpty]: Start isEmpty. Operand 3989 states and 10807 transitions. [2022-02-18 15:32:17,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:17,323 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:17,323 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:17,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-02-18 15:32:17,323 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:17,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:17,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1760926127, now seen corresponding path program 75 times [2022-02-18 15:32:17,323 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:17,324 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803677979] [2022-02-18 15:32:17,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:17,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:18,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:18,506 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:18,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803677979] [2022-02-18 15:32:18,507 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803677979] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:18,507 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:18,507 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:18,507 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933663801] [2022-02-18 15:32:18,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:18,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:18,507 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:18,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:18,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:18,507 INFO L87 Difference]: Start difference. First operand 3989 states and 10807 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:20,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:20,527 INFO L93 Difference]: Finished difference Result 4509 states and 12009 transitions. [2022-02-18 15:32:20,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:32:20,528 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:20,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:20,534 INFO L225 Difference]: With dead ends: 4509 [2022-02-18 15:32:20,535 INFO L226 Difference]: Without dead ends: 4509 [2022-02-18 15:32:20,535 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:32:20,535 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 556 mSDsluCounter, 1209 mSDsCounter, 0 mSdLazyCounter, 1245 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 556 SdHoareTripleChecker+Valid, 1346 SdHoareTripleChecker+Invalid, 1331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:20,535 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [556 Valid, 1346 Invalid, 1331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1245 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:32:20,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4509 states. [2022-02-18 15:32:20,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4509 to 3987. [2022-02-18 15:32:20,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3987 states, 3985 states have (on average 2.710414052697616) internal successors, (10801), 3986 states have internal predecessors, (10801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:20,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 3987 states and 10801 transitions. [2022-02-18 15:32:20,593 INFO L78 Accepts]: Start accepts. Automaton has 3987 states and 10801 transitions. Word has length 131 [2022-02-18 15:32:20,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:20,593 INFO L470 AbstractCegarLoop]: Abstraction has 3987 states and 10801 transitions. [2022-02-18 15:32:20,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:20,593 INFO L276 IsEmpty]: Start isEmpty. Operand 3987 states and 10801 transitions. [2022-02-18 15:32:20,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:20,598 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:20,598 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:20,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-02-18 15:32:20,598 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:20,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:20,599 INFO L85 PathProgramCache]: Analyzing trace with hash -203863107, now seen corresponding path program 76 times [2022-02-18 15:32:20,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:20,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787856897] [2022-02-18 15:32:20,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:20,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:21,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:21,700 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:21,700 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787856897] [2022-02-18 15:32:21,700 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787856897] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:21,700 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:21,700 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:21,700 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547699876] [2022-02-18 15:32:21,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:21,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:21,701 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:21,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:21,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:21,701 INFO L87 Difference]: Start difference. First operand 3987 states and 10801 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:24,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:24,205 INFO L93 Difference]: Finished difference Result 4594 states and 12173 transitions. [2022-02-18 15:32:24,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:32:24,206 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:24,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:24,212 INFO L225 Difference]: With dead ends: 4594 [2022-02-18 15:32:24,212 INFO L226 Difference]: Without dead ends: 4594 [2022-02-18 15:32:24,212 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=410, Invalid=850, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:32:24,212 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 478 mSDsluCounter, 919 mSDsCounter, 0 mSdLazyCounter, 902 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 478 SdHoareTripleChecker+Valid, 1071 SdHoareTripleChecker+Invalid, 1028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:24,212 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [478 Valid, 1071 Invalid, 1028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 902 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:32:24,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4594 states. [2022-02-18 15:32:24,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4594 to 3987. [2022-02-18 15:32:24,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3987 states, 3985 states have (on average 2.710414052697616) internal successors, (10801), 3986 states have internal predecessors, (10801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:24,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 3987 states and 10801 transitions. [2022-02-18 15:32:24,264 INFO L78 Accepts]: Start accepts. Automaton has 3987 states and 10801 transitions. Word has length 131 [2022-02-18 15:32:24,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:24,265 INFO L470 AbstractCegarLoop]: Abstraction has 3987 states and 10801 transitions. [2022-02-18 15:32:24,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:24,265 INFO L276 IsEmpty]: Start isEmpty. Operand 3987 states and 10801 transitions. [2022-02-18 15:32:24,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:24,269 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:24,269 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:24,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-02-18 15:32:24,269 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:24,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:24,270 INFO L85 PathProgramCache]: Analyzing trace with hash -205578957, now seen corresponding path program 77 times [2022-02-18 15:32:24,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:24,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918945193] [2022-02-18 15:32:24,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:24,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:25,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:25,403 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:25,403 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918945193] [2022-02-18 15:32:25,403 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918945193] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:25,403 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:25,403 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:25,403 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862257218] [2022-02-18 15:32:25,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:25,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:25,403 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:25,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:25,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:25,404 INFO L87 Difference]: Start difference. First operand 3987 states and 10801 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:26,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:26,920 INFO L93 Difference]: Finished difference Result 4482 states and 11928 transitions. [2022-02-18 15:32:26,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:32:26,920 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:26,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:26,928 INFO L225 Difference]: With dead ends: 4482 [2022-02-18 15:32:26,928 INFO L226 Difference]: Without dead ends: 4482 [2022-02-18 15:32:26,928 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:32:26,928 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 427 mSDsluCounter, 942 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 1084 SdHoareTripleChecker+Invalid, 984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:26,928 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [427 Valid, 1084 Invalid, 984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:32:26,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4482 states. [2022-02-18 15:32:26,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4482 to 3984. [2022-02-18 15:32:26,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3984 states, 3982 states have (on average 2.7101958814666) internal successors, (10792), 3983 states have internal predecessors, (10792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:26,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3984 states and 10792 transitions. [2022-02-18 15:32:26,989 INFO L78 Accepts]: Start accepts. Automaton has 3984 states and 10792 transitions. Word has length 131 [2022-02-18 15:32:26,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:26,989 INFO L470 AbstractCegarLoop]: Abstraction has 3984 states and 10792 transitions. [2022-02-18 15:32:26,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:26,989 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 10792 transitions. [2022-02-18 15:32:26,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:26,994 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:26,994 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:26,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-02-18 15:32:26,994 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:26,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:26,995 INFO L85 PathProgramCache]: Analyzing trace with hash -621731655, now seen corresponding path program 78 times [2022-02-18 15:32:26,995 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:26,995 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043159038] [2022-02-18 15:32:26,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:26,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:27,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:27,958 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:27,959 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043159038] [2022-02-18 15:32:27,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043159038] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:27,959 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:27,959 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:27,959 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954536193] [2022-02-18 15:32:27,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:27,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:27,959 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:27,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:27,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:27,960 INFO L87 Difference]: Start difference. First operand 3984 states and 10792 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:30,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:30,542 INFO L93 Difference]: Finished difference Result 4561 states and 12132 transitions. [2022-02-18 15:32:30,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:32:30,542 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:30,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:30,549 INFO L225 Difference]: With dead ends: 4561 [2022-02-18 15:32:30,549 INFO L226 Difference]: Without dead ends: 4561 [2022-02-18 15:32:30,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=419, Invalid=841, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:32:30,551 INFO L933 BasicCegarLoop]: 162 mSDtfsCounter, 455 mSDsluCounter, 1015 mSDsCounter, 0 mSdLazyCounter, 1014 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 1157 SdHoareTripleChecker+Invalid, 1101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:30,551 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [455 Valid, 1157 Invalid, 1101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1014 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:32:30,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4561 states. [2022-02-18 15:32:30,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4561 to 3988. [2022-02-18 15:32:30,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3988 states, 3986 states have (on average 2.7104867034621174) internal successors, (10804), 3987 states have internal predecessors, (10804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:30,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 3988 states and 10804 transitions. [2022-02-18 15:32:30,604 INFO L78 Accepts]: Start accepts. Automaton has 3988 states and 10804 transitions. Word has length 131 [2022-02-18 15:32:30,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:30,604 INFO L470 AbstractCegarLoop]: Abstraction has 3988 states and 10804 transitions. [2022-02-18 15:32:30,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:30,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3988 states and 10804 transitions. [2022-02-18 15:32:30,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:30,609 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:30,609 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:30,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-02-18 15:32:30,609 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:30,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:30,609 INFO L85 PathProgramCache]: Analyzing trace with hash -622178055, now seen corresponding path program 79 times [2022-02-18 15:32:30,609 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:30,610 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194236921] [2022-02-18 15:32:30,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:30,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:31,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:31,485 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:31,485 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194236921] [2022-02-18 15:32:31,485 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194236921] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:31,485 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:31,485 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:31,485 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528569631] [2022-02-18 15:32:31,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:31,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:31,486 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:31,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:31,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:31,486 INFO L87 Difference]: Start difference. First operand 3988 states and 10804 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:33,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:33,668 INFO L93 Difference]: Finished difference Result 4568 states and 12103 transitions. [2022-02-18 15:32:33,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:32:33,669 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:33,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:33,675 INFO L225 Difference]: With dead ends: 4568 [2022-02-18 15:32:33,676 INFO L226 Difference]: Without dead ends: 4568 [2022-02-18 15:32:33,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=365, Invalid=757, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:32:33,676 INFO L933 BasicCegarLoop]: 172 mSDtfsCounter, 513 mSDsluCounter, 967 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 513 SdHoareTripleChecker+Valid, 1114 SdHoareTripleChecker+Invalid, 1073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:33,676 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [513 Valid, 1114 Invalid, 1073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:32:33,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4568 states. [2022-02-18 15:32:33,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4568 to 3989. [2022-02-18 15:32:33,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3989 states, 3987 states have (on average 2.7105593177827942) internal successors, (10807), 3988 states have internal predecessors, (10807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:33,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 3989 states and 10807 transitions. [2022-02-18 15:32:33,733 INFO L78 Accepts]: Start accepts. Automaton has 3989 states and 10807 transitions. Word has length 131 [2022-02-18 15:32:33,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:33,733 INFO L470 AbstractCegarLoop]: Abstraction has 3989 states and 10807 transitions. [2022-02-18 15:32:33,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:33,733 INFO L276 IsEmpty]: Start isEmpty. Operand 3989 states and 10807 transitions. [2022-02-18 15:32:33,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:33,738 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:33,738 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:33,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-02-18 15:32:33,738 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:33,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:33,738 INFO L85 PathProgramCache]: Analyzing trace with hash -623893905, now seen corresponding path program 80 times [2022-02-18 15:32:33,739 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:33,739 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378444397] [2022-02-18 15:32:33,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:33,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:34,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:34,829 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:34,829 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378444397] [2022-02-18 15:32:34,829 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378444397] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:34,829 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:34,829 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:34,829 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265153053] [2022-02-18 15:32:34,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:34,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:34,830 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:34,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:34,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:34,830 INFO L87 Difference]: Start difference. First operand 3989 states and 10807 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:36,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:36,631 INFO L93 Difference]: Finished difference Result 4511 states and 11998 transitions. [2022-02-18 15:32:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:32:36,631 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:36,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:36,638 INFO L225 Difference]: With dead ends: 4511 [2022-02-18 15:32:36,638 INFO L226 Difference]: Without dead ends: 4511 [2022-02-18 15:32:36,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=365, Invalid=757, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:32:36,639 INFO L933 BasicCegarLoop]: 162 mSDtfsCounter, 430 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 1097 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 430 SdHoareTripleChecker+Valid, 1244 SdHoareTripleChecker+Invalid, 1177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1097 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:36,639 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [430 Valid, 1244 Invalid, 1177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1097 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:32:36,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4511 states. [2022-02-18 15:32:36,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4511 to 3987. [2022-02-18 15:32:36,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3987 states, 3985 states have (on average 2.710414052697616) internal successors, (10801), 3986 states have internal predecessors, (10801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:36,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 3987 states and 10801 transitions. [2022-02-18 15:32:36,696 INFO L78 Accepts]: Start accepts. Automaton has 3987 states and 10801 transitions. Word has length 131 [2022-02-18 15:32:36,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:36,697 INFO L470 AbstractCegarLoop]: Abstraction has 3987 states and 10801 transitions. [2022-02-18 15:32:36,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:36,697 INFO L276 IsEmpty]: Start isEmpty. Operand 3987 states and 10801 transitions. [2022-02-18 15:32:36,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:36,701 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:36,702 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:36,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-02-18 15:32:36,702 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:36,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:36,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1037762505, now seen corresponding path program 81 times [2022-02-18 15:32:36,702 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:36,702 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596341255] [2022-02-18 15:32:36,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:36,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:37,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:37,808 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:37,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596341255] [2022-02-18 15:32:37,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596341255] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:37,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:37,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:37,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155668374] [2022-02-18 15:32:37,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:37,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:37,809 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:37,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:37,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:37,809 INFO L87 Difference]: Start difference. First operand 3987 states and 10801 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:40,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:40,835 INFO L93 Difference]: Finished difference Result 4633 states and 12279 transitions. [2022-02-18 15:32:40,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-18 15:32:40,836 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:40,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:40,842 INFO L225 Difference]: With dead ends: 4633 [2022-02-18 15:32:40,842 INFO L226 Difference]: Without dead ends: 4633 [2022-02-18 15:32:40,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=443, Invalid=889, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:32:40,843 INFO L933 BasicCegarLoop]: 172 mSDtfsCounter, 461 mSDsluCounter, 1163 mSDsCounter, 0 mSdLazyCounter, 1226 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 461 SdHoareTripleChecker+Valid, 1307 SdHoareTripleChecker+Invalid, 1316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 1226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:40,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [461 Valid, 1307 Invalid, 1316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 1226 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:32:40,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4633 states. [2022-02-18 15:32:40,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4633 to 3987. [2022-02-18 15:32:40,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3987 states, 3985 states have (on average 2.710414052697616) internal successors, (10801), 3986 states have internal predecessors, (10801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:40,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 3987 states and 10801 transitions. [2022-02-18 15:32:40,897 INFO L78 Accepts]: Start accepts. Automaton has 3987 states and 10801 transitions. Word has length 131 [2022-02-18 15:32:40,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:40,897 INFO L470 AbstractCegarLoop]: Abstraction has 3987 states and 10801 transitions. [2022-02-18 15:32:40,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:40,897 INFO L276 IsEmpty]: Start isEmpty. Operand 3987 states and 10801 transitions. [2022-02-18 15:32:40,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:40,902 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:40,902 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:40,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-02-18 15:32:40,903 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:40,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:40,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1039478355, now seen corresponding path program 82 times [2022-02-18 15:32:40,903 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:40,903 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048097719] [2022-02-18 15:32:40,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:40,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:41,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:41,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:41,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048097719] [2022-02-18 15:32:41,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048097719] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:41,883 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:41,883 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:41,884 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188344072] [2022-02-18 15:32:41,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:41,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:41,884 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:41,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:41,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:41,884 INFO L87 Difference]: Start difference. First operand 3987 states and 10801 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:43,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:43,643 INFO L93 Difference]: Finished difference Result 4480 states and 11920 transitions. [2022-02-18 15:32:43,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:32:43,644 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:43,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:43,650 INFO L225 Difference]: With dead ends: 4480 [2022-02-18 15:32:43,650 INFO L226 Difference]: Without dead ends: 4480 [2022-02-18 15:32:43,651 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:32:43,651 INFO L933 BasicCegarLoop]: 162 mSDtfsCounter, 425 mSDsluCounter, 1293 mSDsCounter, 0 mSdLazyCounter, 1239 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 1427 SdHoareTripleChecker+Invalid, 1308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:43,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [425 Valid, 1427 Invalid, 1308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1239 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:32:43,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4480 states. [2022-02-18 15:32:43,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4480 to 3983. [2022-02-18 15:32:43,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3983 states, 3981 states have (on average 2.7101230846520976) internal successors, (10789), 3982 states have internal predecessors, (10789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:43,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3983 states and 10789 transitions. [2022-02-18 15:32:43,703 INFO L78 Accepts]: Start accepts. Automaton has 3983 states and 10789 transitions. Word has length 131 [2022-02-18 15:32:43,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:43,703 INFO L470 AbstractCegarLoop]: Abstraction has 3983 states and 10789 transitions. [2022-02-18 15:32:43,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:43,704 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 10789 transitions. [2022-02-18 15:32:43,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:43,708 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:43,708 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:43,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-02-18 15:32:43,708 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:43,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:43,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1529832041, now seen corresponding path program 83 times [2022-02-18 15:32:43,709 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:43,709 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752755466] [2022-02-18 15:32:43,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:43,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:43,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:44,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:44,512 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:44,512 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752755466] [2022-02-18 15:32:44,512 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752755466] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:44,512 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:44,512 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:44,512 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160446999] [2022-02-18 15:32:44,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:44,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:44,513 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:44,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:44,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:44,513 INFO L87 Difference]: Start difference. First operand 3983 states and 10789 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:46,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:46,922 INFO L93 Difference]: Finished difference Result 4709 states and 12498 transitions. [2022-02-18 15:32:46,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:32:46,922 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:46,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:46,929 INFO L225 Difference]: With dead ends: 4709 [2022-02-18 15:32:46,929 INFO L226 Difference]: Without dead ends: 4709 [2022-02-18 15:32:46,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=410, Invalid=850, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:32:46,929 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 496 mSDsluCounter, 1112 mSDsCounter, 0 mSdLazyCounter, 1048 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 1294 SdHoareTripleChecker+Invalid, 1148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1048 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:46,929 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [496 Valid, 1294 Invalid, 1148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1048 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:32:46,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4709 states. [2022-02-18 15:32:46,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4709 to 3993. [2022-02-18 15:32:46,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3993 states, 3991 states have (on average 2.710849411175144) internal successors, (10819), 3992 states have internal predecessors, (10819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:46,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 3993 states and 10819 transitions. [2022-02-18 15:32:46,985 INFO L78 Accepts]: Start accepts. Automaton has 3993 states and 10819 transitions. Word has length 131 [2022-02-18 15:32:46,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:46,985 INFO L470 AbstractCegarLoop]: Abstraction has 3993 states and 10819 transitions. [2022-02-18 15:32:46,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:46,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 10819 transitions. [2022-02-18 15:32:46,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:46,989 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:46,989 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:46,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-02-18 15:32:46,990 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:46,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:46,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1529887841, now seen corresponding path program 84 times [2022-02-18 15:32:46,990 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:46,990 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788301501] [2022-02-18 15:32:46,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:46,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:47,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:47,908 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:47,908 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788301501] [2022-02-18 15:32:47,908 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788301501] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:47,908 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:47,908 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:47,908 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467162525] [2022-02-18 15:32:47,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:47,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:47,909 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:47,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:47,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:47,909 INFO L87 Difference]: Start difference. First operand 3993 states and 10819 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:50,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:50,112 INFO L93 Difference]: Finished difference Result 4651 states and 12334 transitions. [2022-02-18 15:32:50,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:32:50,112 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:50,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:50,118 INFO L225 Difference]: With dead ends: 4651 [2022-02-18 15:32:50,119 INFO L226 Difference]: Without dead ends: 4651 [2022-02-18 15:32:50,119 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:32:50,119 INFO L933 BasicCegarLoop]: 181 mSDtfsCounter, 461 mSDsluCounter, 1193 mSDsCounter, 0 mSdLazyCounter, 1127 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 461 SdHoareTripleChecker+Valid, 1342 SdHoareTripleChecker+Invalid, 1221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:50,119 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [461 Valid, 1342 Invalid, 1221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1127 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:32:50,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4651 states. [2022-02-18 15:32:50,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4651 to 3991. [2022-02-18 15:32:50,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3991 states, 3989 states have (on average 2.710704437202306) internal successors, (10813), 3990 states have internal predecessors, (10813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:50,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3991 states to 3991 states and 10813 transitions. [2022-02-18 15:32:50,171 INFO L78 Accepts]: Start accepts. Automaton has 3991 states and 10813 transitions. Word has length 131 [2022-02-18 15:32:50,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:50,172 INFO L470 AbstractCegarLoop]: Abstraction has 3991 states and 10813 transitions. [2022-02-18 15:32:50,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:50,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3991 states and 10813 transitions. [2022-02-18 15:32:50,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:50,176 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:50,176 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:50,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-02-18 15:32:50,176 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:50,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:50,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1733602481, now seen corresponding path program 85 times [2022-02-18 15:32:50,176 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:50,176 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402032918] [2022-02-18 15:32:50,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:50,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:51,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:51,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:51,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402032918] [2022-02-18 15:32:51,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402032918] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:51,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:51,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:51,109 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169141257] [2022-02-18 15:32:51,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:51,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:51,109 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:51,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:51,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:51,110 INFO L87 Difference]: Start difference. First operand 3991 states and 10813 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:53,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:53,735 INFO L93 Difference]: Finished difference Result 4685 states and 12432 transitions. [2022-02-18 15:32:53,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:32:53,735 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:53,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:53,742 INFO L225 Difference]: With dead ends: 4685 [2022-02-18 15:32:53,742 INFO L226 Difference]: Without dead ends: 4685 [2022-02-18 15:32:53,743 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=410, Invalid=850, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:32:53,743 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 488 mSDsluCounter, 1445 mSDsCounter, 0 mSdLazyCounter, 1395 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 488 SdHoareTripleChecker+Valid, 1620 SdHoareTripleChecker+Invalid, 1488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 1395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:53,743 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [488 Valid, 1620 Invalid, 1488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 1395 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:32:53,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4685 states. [2022-02-18 15:32:53,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4685 to 3996. [2022-02-18 15:32:53,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3994 states have (on average 2.71106659989985) internal successors, (10828), 3995 states have internal predecessors, (10828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:53,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 10828 transitions. [2022-02-18 15:32:53,795 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 10828 transitions. Word has length 131 [2022-02-18 15:32:53,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:53,795 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 10828 transitions. [2022-02-18 15:32:53,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:53,795 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 10828 transitions. [2022-02-18 15:32:53,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:53,799 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:53,799 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:53,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-02-18 15:32:53,800 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:53,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:53,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1733658281, now seen corresponding path program 86 times [2022-02-18 15:32:53,800 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:53,800 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123182670] [2022-02-18 15:32:53,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:53,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:55,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:55,074 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:55,074 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123182670] [2022-02-18 15:32:55,074 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123182670] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:55,074 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:55,074 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:55,075 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862892351] [2022-02-18 15:32:55,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:55,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:55,075 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:55,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:55,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:55,075 INFO L87 Difference]: Start difference. First operand 3996 states and 10828 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:57,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:32:57,385 INFO L93 Difference]: Finished difference Result 4657 states and 12346 transitions. [2022-02-18 15:32:57,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:32:57,386 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:32:57,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:32:57,392 INFO L225 Difference]: With dead ends: 4657 [2022-02-18 15:32:57,392 INFO L226 Difference]: Without dead ends: 4657 [2022-02-18 15:32:57,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:32:57,393 INFO L933 BasicCegarLoop]: 181 mSDtfsCounter, 587 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 1259 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 587 SdHoareTripleChecker+Valid, 1423 SdHoareTripleChecker+Invalid, 1354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:32:57,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [587 Valid, 1423 Invalid, 1354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1259 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:32:57,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4657 states. [2022-02-18 15:32:57,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4657 to 3997. [2022-02-18 15:32:57,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3997 states, 3995 states have (on average 2.711138923654568) internal successors, (10831), 3996 states have internal predecessors, (10831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:57,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 3997 states and 10831 transitions. [2022-02-18 15:32:57,446 INFO L78 Accepts]: Start accepts. Automaton has 3997 states and 10831 transitions. Word has length 131 [2022-02-18 15:32:57,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:32:57,446 INFO L470 AbstractCegarLoop]: Abstraction has 3997 states and 10831 transitions. [2022-02-18 15:32:57,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:32:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3997 states and 10831 transitions. [2022-02-18 15:32:57,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:32:57,450 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:32:57,450 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:32:57,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-02-18 15:32:57,450 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:32:57,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:32:57,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1734104681, now seen corresponding path program 87 times [2022-02-18 15:32:57,451 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:32:57,451 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196911483] [2022-02-18 15:32:57,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:32:57,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:32:57,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:32:58,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:32:58,480 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:32:58,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196911483] [2022-02-18 15:32:58,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196911483] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:32:58,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:32:58,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:32:58,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913885960] [2022-02-18 15:32:58,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:32:58,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:32:58,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:32:58,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:32:58,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:32:58,481 INFO L87 Difference]: Start difference. First operand 3997 states and 10831 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:01,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:01,290 INFO L93 Difference]: Finished difference Result 4696 states and 12511 transitions. [2022-02-18 15:33:01,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:33:01,291 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:01,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:01,298 INFO L225 Difference]: With dead ends: 4696 [2022-02-18 15:33:01,298 INFO L226 Difference]: Without dead ends: 4696 [2022-02-18 15:33:01,298 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:33:01,299 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 472 mSDsluCounter, 1320 mSDsCounter, 0 mSdLazyCounter, 1267 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 1476 SdHoareTripleChecker+Invalid, 1358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 1267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:01,299 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [472 Valid, 1476 Invalid, 1358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 1267 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:33:01,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4696 states. [2022-02-18 15:33:01,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4696 to 4004. [2022-02-18 15:33:01,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4004 states, 4002 states have (on average 2.7116441779110443) internal successors, (10852), 4003 states have internal predecessors, (10852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:01,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 4004 states and 10852 transitions. [2022-02-18 15:33:01,354 INFO L78 Accepts]: Start accepts. Automaton has 4004 states and 10852 transitions. Word has length 131 [2022-02-18 15:33:01,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:01,354 INFO L470 AbstractCegarLoop]: Abstraction has 4004 states and 10852 transitions. [2022-02-18 15:33:01,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:01,354 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 10852 transitions. [2022-02-18 15:33:01,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:01,358 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:01,358 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:01,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-02-18 15:33:01,358 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:01,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:01,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1735820531, now seen corresponding path program 88 times [2022-02-18 15:33:01,358 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:01,358 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686654376] [2022-02-18 15:33:01,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:01,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:02,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:02,873 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:02,873 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686654376] [2022-02-18 15:33:02,873 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686654376] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:02,873 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:02,873 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:02,873 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772029543] [2022-02-18 15:33:02,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:02,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:02,874 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:02,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:02,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:02,874 INFO L87 Difference]: Start difference. First operand 4004 states and 10852 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:04,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:04,795 INFO L93 Difference]: Finished difference Result 4588 states and 12199 transitions. [2022-02-18 15:33:04,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:33:04,795 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:04,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:04,802 INFO L225 Difference]: With dead ends: 4588 [2022-02-18 15:33:04,802 INFO L226 Difference]: Without dead ends: 4588 [2022-02-18 15:33:04,802 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:33:04,803 INFO L933 BasicCegarLoop]: 181 mSDtfsCounter, 441 mSDsluCounter, 1206 mSDsCounter, 0 mSdLazyCounter, 1140 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 1358 SdHoareTripleChecker+Invalid, 1219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 1140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:04,803 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [441 Valid, 1358 Invalid, 1219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 1140 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:33:04,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4588 states. [2022-02-18 15:33:04,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4588 to 4002. [2022-02-18 15:33:04,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4002 states, 4000 states have (on average 2.7115) internal successors, (10846), 4001 states have internal predecessors, (10846), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:04,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 4002 states and 10846 transitions. [2022-02-18 15:33:04,859 INFO L78 Accepts]: Start accepts. Automaton has 4002 states and 10846 transitions. Word has length 131 [2022-02-18 15:33:04,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:04,859 INFO L470 AbstractCegarLoop]: Abstraction has 4002 states and 10846 transitions. [2022-02-18 15:33:04,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:04,859 INFO L276 IsEmpty]: Start isEmpty. Operand 4002 states and 10846 transitions. [2022-02-18 15:33:04,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:04,863 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:04,864 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:04,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-02-18 15:33:04,864 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:04,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:04,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1247469161, now seen corresponding path program 89 times [2022-02-18 15:33:04,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:04,864 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601459952] [2022-02-18 15:33:04,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:04,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:05,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:05,528 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:05,528 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601459952] [2022-02-18 15:33:05,528 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601459952] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:05,528 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:05,528 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:05,528 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953925871] [2022-02-18 15:33:05,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:05,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:05,528 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:05,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:05,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:05,529 INFO L87 Difference]: Start difference. First operand 4002 states and 10846 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:09,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:09,069 INFO L93 Difference]: Finished difference Result 4953 states and 13120 transitions. [2022-02-18 15:33:09,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:33:09,070 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:09,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:09,077 INFO L225 Difference]: With dead ends: 4953 [2022-02-18 15:33:09,078 INFO L226 Difference]: Without dead ends: 4953 [2022-02-18 15:33:09,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=718, Invalid=1444, Unknown=0, NotChecked=0, Total=2162 [2022-02-18 15:33:09,078 INFO L933 BasicCegarLoop]: 205 mSDtfsCounter, 549 mSDsluCounter, 1252 mSDsCounter, 0 mSdLazyCounter, 1473 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 549 SdHoareTripleChecker+Valid, 1425 SdHoareTripleChecker+Invalid, 1572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:09,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [549 Valid, 1425 Invalid, 1572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1473 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-18 15:33:09,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4953 states. [2022-02-18 15:33:09,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4953 to 4000. [2022-02-18 15:33:09,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4000 states, 3998 states have (on average 2.7113556778389194) internal successors, (10840), 3999 states have internal predecessors, (10840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:09,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 4000 states and 10840 transitions. [2022-02-18 15:33:09,142 INFO L78 Accepts]: Start accepts. Automaton has 4000 states and 10840 transitions. Word has length 131 [2022-02-18 15:33:09,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:09,142 INFO L470 AbstractCegarLoop]: Abstraction has 4000 states and 10840 transitions. [2022-02-18 15:33:09,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:09,143 INFO L276 IsEmpty]: Start isEmpty. Operand 4000 states and 10840 transitions. [2022-02-18 15:33:09,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:09,147 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:09,148 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:09,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-02-18 15:33:09,148 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:09,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:09,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1010388381, now seen corresponding path program 90 times [2022-02-18 15:33:09,148 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:09,148 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191763673] [2022-02-18 15:33:09,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:09,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:10,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:10,176 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:10,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191763673] [2022-02-18 15:33:10,176 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191763673] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:10,176 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:10,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:10,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164502140] [2022-02-18 15:33:10,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:10,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:10,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:10,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:10,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:10,177 INFO L87 Difference]: Start difference. First operand 4000 states and 10840 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:11,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:11,994 INFO L93 Difference]: Finished difference Result 4655 states and 12337 transitions. [2022-02-18 15:33:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:33:11,994 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:11,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:12,001 INFO L225 Difference]: With dead ends: 4655 [2022-02-18 15:33:12,001 INFO L226 Difference]: Without dead ends: 4655 [2022-02-18 15:33:12,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:33:12,002 INFO L933 BasicCegarLoop]: 180 mSDtfsCounter, 602 mSDsluCounter, 744 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 602 SdHoareTripleChecker+Valid, 905 SdHoareTripleChecker+Invalid, 857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:12,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [602 Valid, 905 Invalid, 857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:33:12,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4655 states. [2022-02-18 15:33:12,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4655 to 4002. [2022-02-18 15:33:12,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4002 states, 4000 states have (on average 2.7115) internal successors, (10846), 4001 states have internal predecessors, (10846), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:12,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 4002 states and 10846 transitions. [2022-02-18 15:33:12,083 INFO L78 Accepts]: Start accepts. Automaton has 4002 states and 10846 transitions. Word has length 131 [2022-02-18 15:33:12,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:12,083 INFO L470 AbstractCegarLoop]: Abstraction has 4002 states and 10846 transitions. [2022-02-18 15:33:12,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:12,083 INFO L276 IsEmpty]: Start isEmpty. Operand 4002 states and 10846 transitions. [2022-02-18 15:33:12,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:12,087 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:12,087 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:12,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-02-18 15:33:12,088 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:12,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:12,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1008226131, now seen corresponding path program 91 times [2022-02-18 15:33:12,090 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:12,090 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199298620] [2022-02-18 15:33:12,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:12,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:13,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:13,288 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:13,288 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199298620] [2022-02-18 15:33:13,288 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199298620] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:13,288 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:13,288 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:13,288 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905826054] [2022-02-18 15:33:13,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:13,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:13,289 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:13,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:13,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:13,289 INFO L87 Difference]: Start difference. First operand 4002 states and 10846 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:15,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:15,229 INFO L93 Difference]: Finished difference Result 4575 states and 12157 transitions. [2022-02-18 15:33:15,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:33:15,230 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:15,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:15,237 INFO L225 Difference]: With dead ends: 4575 [2022-02-18 15:33:15,237 INFO L226 Difference]: Without dead ends: 4575 [2022-02-18 15:33:15,237 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:33:15,238 INFO L933 BasicCegarLoop]: 180 mSDtfsCounter, 435 mSDsluCounter, 1328 mSDsCounter, 0 mSdLazyCounter, 1218 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 1477 SdHoareTripleChecker+Invalid, 1296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 1218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:15,238 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [435 Valid, 1477 Invalid, 1296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 1218 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:33:15,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4575 states. [2022-02-18 15:33:15,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4575 to 3999. [2022-02-18 15:33:15,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3999 states, 3997 states have (on average 2.7112834625969477) internal successors, (10837), 3998 states have internal predecessors, (10837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:15,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 10837 transitions. [2022-02-18 15:33:15,299 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 10837 transitions. Word has length 131 [2022-02-18 15:33:15,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:15,299 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 10837 transitions. [2022-02-18 15:33:15,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:15,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 10837 transitions. [2022-02-18 15:33:15,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:15,304 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:15,304 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:15,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-02-18 15:33:15,304 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:15,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:15,304 INFO L85 PathProgramCache]: Analyzing trace with hash -195844513, now seen corresponding path program 92 times [2022-02-18 15:33:15,304 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:15,304 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274537423] [2022-02-18 15:33:15,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:15,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:15,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:15,906 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:15,906 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274537423] [2022-02-18 15:33:15,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274537423] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:15,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:15,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:33:15,906 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573978060] [2022-02-18 15:33:15,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:15,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:33:15,906 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:15,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:33:15,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:33:15,907 INFO L87 Difference]: Start difference. First operand 3999 states and 10837 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:18,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:18,201 INFO L93 Difference]: Finished difference Result 4810 states and 12751 transitions. [2022-02-18 15:33:18,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:33:18,201 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:18,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:18,209 INFO L225 Difference]: With dead ends: 4810 [2022-02-18 15:33:18,209 INFO L226 Difference]: Without dead ends: 4810 [2022-02-18 15:33:18,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=559, Invalid=1081, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:33:18,209 INFO L933 BasicCegarLoop]: 226 mSDtfsCounter, 631 mSDsluCounter, 993 mSDsCounter, 0 mSdLazyCounter, 925 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 1198 SdHoareTripleChecker+Invalid, 1023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:18,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [631 Valid, 1198 Invalid, 1023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 925 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:33:18,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2022-02-18 15:33:18,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 3999. [2022-02-18 15:33:18,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3999 states, 3997 states have (on average 2.7112834625969477) internal successors, (10837), 3998 states have internal predecessors, (10837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:18,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 10837 transitions. [2022-02-18 15:33:18,271 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 10837 transitions. Word has length 131 [2022-02-18 15:33:18,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:18,271 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 10837 transitions. [2022-02-18 15:33:18,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:18,271 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 10837 transitions. [2022-02-18 15:33:18,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:18,276 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:18,276 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:18,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-02-18 15:33:18,276 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:18,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:18,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1035363513, now seen corresponding path program 93 times [2022-02-18 15:33:18,277 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:18,277 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288036997] [2022-02-18 15:33:18,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:18,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:19,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:19,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:19,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288036997] [2022-02-18 15:33:19,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288036997] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:19,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:19,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:19,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412301886] [2022-02-18 15:33:19,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:19,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:19,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:19,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:19,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:19,318 INFO L87 Difference]: Start difference. First operand 3999 states and 10837 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:21,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:21,511 INFO L93 Difference]: Finished difference Result 4733 states and 12572 transitions. [2022-02-18 15:33:21,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:33:21,512 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:21,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:21,519 INFO L225 Difference]: With dead ends: 4733 [2022-02-18 15:33:21,520 INFO L226 Difference]: Without dead ends: 4733 [2022-02-18 15:33:21,520 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=315, Invalid=677, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:33:21,520 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 473 mSDsluCounter, 1197 mSDsCounter, 0 mSdLazyCounter, 1130 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 473 SdHoareTripleChecker+Valid, 1352 SdHoareTripleChecker+Invalid, 1222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:21,520 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [473 Valid, 1352 Invalid, 1222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1130 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:33:21,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4733 states. [2022-02-18 15:33:21,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4733 to 3999. [2022-02-18 15:33:21,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3999 states, 3997 states have (on average 2.7112834625969477) internal successors, (10837), 3998 states have internal predecessors, (10837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:21,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 10837 transitions. [2022-02-18 15:33:21,583 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 10837 transitions. Word has length 131 [2022-02-18 15:33:21,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:21,584 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 10837 transitions. [2022-02-18 15:33:21,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:21,584 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 10837 transitions. [2022-02-18 15:33:21,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:21,588 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:21,588 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:21,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-02-18 15:33:21,589 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:21,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:21,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1033201263, now seen corresponding path program 94 times [2022-02-18 15:33:21,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:21,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926063392] [2022-02-18 15:33:21,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:21,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:22,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:22,795 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:22,795 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926063392] [2022-02-18 15:33:22,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926063392] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:22,795 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:22,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:22,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696398715] [2022-02-18 15:33:22,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:22,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:22,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:22,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:22,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:22,796 INFO L87 Difference]: Start difference. First operand 3999 states and 10837 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:24,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:24,472 INFO L93 Difference]: Finished difference Result 4623 states and 12298 transitions. [2022-02-18 15:33:24,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:33:24,473 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:24,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:24,479 INFO L225 Difference]: With dead ends: 4623 [2022-02-18 15:33:24,479 INFO L226 Difference]: Without dead ends: 4623 [2022-02-18 15:33:24,480 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=315, Invalid=677, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:33:24,480 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 532 mSDsluCounter, 975 mSDsCounter, 0 mSdLazyCounter, 963 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 1136 SdHoareTripleChecker+Invalid, 1048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:24,480 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [532 Valid, 1136 Invalid, 1048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 963 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:33:24,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4623 states. [2022-02-18 15:33:24,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4623 to 3992. [2022-02-18 15:33:24,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3992 states, 3990 states have (on average 2.71077694235589) internal successors, (10816), 3991 states have internal predecessors, (10816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:24,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 10816 transitions. [2022-02-18 15:33:24,532 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 10816 transitions. Word has length 131 [2022-02-18 15:33:24,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:24,532 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 10816 transitions. [2022-02-18 15:33:24,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:24,532 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 10816 transitions. [2022-02-18 15:33:24,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:24,536 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:24,536 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:24,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-02-18 15:33:24,536 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:24,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:24,537 INFO L85 PathProgramCache]: Analyzing trace with hash 152497437, now seen corresponding path program 95 times [2022-02-18 15:33:24,537 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:24,537 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60735895] [2022-02-18 15:33:24,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:24,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:25,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:25,571 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:25,571 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60735895] [2022-02-18 15:33:25,571 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60735895] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:25,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:25,572 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:25,572 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488311545] [2022-02-18 15:33:25,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:25,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:25,572 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:25,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:25,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:25,572 INFO L87 Difference]: Start difference. First operand 3992 states and 10816 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:28,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:28,023 INFO L93 Difference]: Finished difference Result 4564 states and 12144 transitions. [2022-02-18 15:33:28,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:33:28,024 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:28,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:28,030 INFO L225 Difference]: With dead ends: 4564 [2022-02-18 15:33:28,030 INFO L226 Difference]: Without dead ends: 4564 [2022-02-18 15:33:28,030 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=424, Invalid=836, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:33:28,031 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 473 mSDsluCounter, 895 mSDsCounter, 0 mSdLazyCounter, 874 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 473 SdHoareTripleChecker+Valid, 1046 SdHoareTripleChecker+Invalid, 967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:28,031 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [473 Valid, 1046 Invalid, 967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 874 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:33:28,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4564 states. [2022-02-18 15:33:28,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4564 to 3994. [2022-02-18 15:33:28,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 3992 states have (on average 2.7109218436873745) internal successors, (10822), 3993 states have internal predecessors, (10822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:28,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 10822 transitions. [2022-02-18 15:33:28,086 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 10822 transitions. Word has length 131 [2022-02-18 15:33:28,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:28,086 INFO L470 AbstractCegarLoop]: Abstraction has 3994 states and 10822 transitions. [2022-02-18 15:33:28,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:28,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 10822 transitions. [2022-02-18 15:33:28,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:28,091 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:28,091 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:28,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-02-18 15:33:28,091 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:28,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:28,091 INFO L85 PathProgramCache]: Analyzing trace with hash 152051037, now seen corresponding path program 96 times [2022-02-18 15:33:28,091 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:28,092 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626188598] [2022-02-18 15:33:28,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:28,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:28,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:28,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:28,922 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:28,922 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626188598] [2022-02-18 15:33:28,922 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626188598] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:28,922 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:28,922 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:28,922 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180741683] [2022-02-18 15:33:28,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:28,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:28,922 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:28,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:28,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:28,923 INFO L87 Difference]: Start difference. First operand 3994 states and 10822 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:31,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:31,360 INFO L93 Difference]: Finished difference Result 4660 states and 12369 transitions. [2022-02-18 15:33:31,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:33:31,360 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:31,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:31,367 INFO L225 Difference]: With dead ends: 4660 [2022-02-18 15:33:31,367 INFO L226 Difference]: Without dead ends: 4660 [2022-02-18 15:33:31,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=424, Invalid=836, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:33:31,368 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 470 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 1055 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 470 SdHoareTripleChecker+Valid, 1271 SdHoareTripleChecker+Invalid, 1139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:31,368 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [470 Valid, 1271 Invalid, 1139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1055 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:33:31,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4660 states. [2022-02-18 15:33:31,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4660 to 3995. [2022-02-18 15:33:31,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3995 states, 3993 states have (on average 2.71099423991986) internal successors, (10825), 3994 states have internal predecessors, (10825), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:31,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3995 states to 3995 states and 10825 transitions. [2022-02-18 15:33:31,422 INFO L78 Accepts]: Start accepts. Automaton has 3995 states and 10825 transitions. Word has length 131 [2022-02-18 15:33:31,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:31,423 INFO L470 AbstractCegarLoop]: Abstraction has 3995 states and 10825 transitions. [2022-02-18 15:33:31,423 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 3995 states and 10825 transitions. [2022-02-18 15:33:31,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:31,427 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:31,427 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:31,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-02-18 15:33:31,427 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:31,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:31,428 INFO L85 PathProgramCache]: Analyzing trace with hash 150335187, now seen corresponding path program 97 times [2022-02-18 15:33:31,428 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:31,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311358255] [2022-02-18 15:33:31,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:31,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:32,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:32,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:32,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311358255] [2022-02-18 15:33:32,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311358255] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:32,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:32,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:32,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438214249] [2022-02-18 15:33:32,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:32,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:32,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:32,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:32,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:32,589 INFO L87 Difference]: Start difference. First operand 3995 states and 10825 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:34,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:34,357 INFO L93 Difference]: Finished difference Result 4535 states and 12066 transitions. [2022-02-18 15:33:34,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:33:34,358 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:34,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:34,365 INFO L225 Difference]: With dead ends: 4535 [2022-02-18 15:33:34,365 INFO L226 Difference]: Without dead ends: 4535 [2022-02-18 15:33:34,365 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=370, Invalid=752, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:33:34,366 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 451 mSDsluCounter, 875 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 1025 SdHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:34,366 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [451 Valid, 1025 Invalid, 996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:33:34,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4535 states. [2022-02-18 15:33:34,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4535 to 3998. [2022-02-18 15:33:34,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3998 states, 3996 states have (on average 2.7112112112112112) internal successors, (10834), 3997 states have internal predecessors, (10834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:34,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 10834 transitions. [2022-02-18 15:33:34,422 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 10834 transitions. Word has length 131 [2022-02-18 15:33:34,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:34,422 INFO L470 AbstractCegarLoop]: Abstraction has 3998 states and 10834 transitions. [2022-02-18 15:33:34,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:34,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 10834 transitions. [2022-02-18 15:33:34,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:34,426 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:34,427 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:34,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-02-18 15:33:34,427 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:34,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:34,427 INFO L85 PathProgramCache]: Analyzing trace with hash -263533413, now seen corresponding path program 98 times [2022-02-18 15:33:34,427 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:34,427 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846799265] [2022-02-18 15:33:34,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:34,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:35,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:35,336 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:35,336 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846799265] [2022-02-18 15:33:35,336 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846799265] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:35,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:35,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:35,337 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292376373] [2022-02-18 15:33:35,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:35,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:35,337 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:35,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:35,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:35,337 INFO L87 Difference]: Start difference. First operand 3998 states and 10834 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:38,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:38,400 INFO L93 Difference]: Finished difference Result 4720 states and 12535 transitions. [2022-02-18 15:33:38,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 15:33:38,400 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:38,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:38,408 INFO L225 Difference]: With dead ends: 4720 [2022-02-18 15:33:38,408 INFO L226 Difference]: Without dead ends: 4720 [2022-02-18 15:33:38,408 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=476, Invalid=930, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:33:38,408 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 488 mSDsluCounter, 1203 mSDsCounter, 0 mSdLazyCounter, 1223 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 488 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 1314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 1223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:38,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [488 Valid, 1365 Invalid, 1314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 1223 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:33:38,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4720 states. [2022-02-18 15:33:38,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4720 to 3994. [2022-02-18 15:33:38,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 3992 states have (on average 2.7109218436873745) internal successors, (10822), 3993 states have internal predecessors, (10822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:38,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 10822 transitions. [2022-02-18 15:33:38,473 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 10822 transitions. Word has length 131 [2022-02-18 15:33:38,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:38,473 INFO L470 AbstractCegarLoop]: Abstraction has 3994 states and 10822 transitions. [2022-02-18 15:33:38,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:38,473 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 10822 transitions. [2022-02-18 15:33:38,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:38,478 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:38,478 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:38,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-02-18 15:33:38,478 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:38,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:38,479 INFO L85 PathProgramCache]: Analyzing trace with hash -265249263, now seen corresponding path program 99 times [2022-02-18 15:33:38,479 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:38,479 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591310072] [2022-02-18 15:33:38,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:38,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:39,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:39,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:39,592 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591310072] [2022-02-18 15:33:39,592 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591310072] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:39,592 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:39,592 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:39,592 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419710826] [2022-02-18 15:33:39,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:39,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:39,592 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:39,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:39,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:39,593 INFO L87 Difference]: Start difference. First operand 3994 states and 10822 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:41,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:41,116 INFO L93 Difference]: Finished difference Result 4494 states and 11960 transitions. [2022-02-18 15:33:41,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:33:41,116 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:41,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:41,122 INFO L225 Difference]: With dead ends: 4494 [2022-02-18 15:33:41,123 INFO L226 Difference]: Without dead ends: 4494 [2022-02-18 15:33:41,123 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=315, Invalid=677, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:33:41,123 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 527 mSDsluCounter, 967 mSDsCounter, 0 mSdLazyCounter, 919 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 527 SdHoareTripleChecker+Valid, 1116 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:41,123 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [527 Valid, 1116 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 919 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:33:41,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4494 states. [2022-02-18 15:33:41,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4494 to 3991. [2022-02-18 15:33:41,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3991 states, 3989 states have (on average 2.710704437202306) internal successors, (10813), 3990 states have internal predecessors, (10813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:41,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3991 states to 3991 states and 10813 transitions. [2022-02-18 15:33:41,175 INFO L78 Accepts]: Start accepts. Automaton has 3991 states and 10813 transitions. Word has length 131 [2022-02-18 15:33:41,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:41,176 INFO L470 AbstractCegarLoop]: Abstraction has 3991 states and 10813 transitions. [2022-02-18 15:33:41,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:41,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3991 states and 10813 transitions. [2022-02-18 15:33:41,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:41,180 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:41,180 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:41,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-02-18 15:33:41,180 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:41,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:41,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1009588029, now seen corresponding path program 100 times [2022-02-18 15:33:41,180 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:41,181 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061453271] [2022-02-18 15:33:41,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:41,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:42,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:42,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:42,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061453271] [2022-02-18 15:33:42,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061453271] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:42,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:42,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:42,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025503835] [2022-02-18 15:33:42,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:42,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:42,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:42,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:42,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:42,361 INFO L87 Difference]: Start difference. First operand 3991 states and 10813 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:44,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:44,637 INFO L93 Difference]: Finished difference Result 4689 states and 12419 transitions. [2022-02-18 15:33:44,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:33:44,637 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:44,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:44,645 INFO L225 Difference]: With dead ends: 4689 [2022-02-18 15:33:44,645 INFO L226 Difference]: Without dead ends: 4689 [2022-02-18 15:33:44,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=317, Invalid=675, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:33:44,645 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 590 mSDsluCounter, 1289 mSDsCounter, 0 mSdLazyCounter, 1202 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 1446 SdHoareTripleChecker+Invalid, 1288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:44,645 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 1446 Invalid, 1288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1202 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:33:44,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4689 states. [2022-02-18 15:33:44,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4689 to 3977. [2022-02-18 15:33:44,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3977 states, 3975 states have (on average 2.7096855345911948) internal successors, (10771), 3976 states have internal predecessors, (10771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:44,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3977 states to 3977 states and 10771 transitions. [2022-02-18 15:33:44,707 INFO L78 Accepts]: Start accepts. Automaton has 3977 states and 10771 transitions. Word has length 131 [2022-02-18 15:33:44,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:44,707 INFO L470 AbstractCegarLoop]: Abstraction has 3977 states and 10771 transitions. [2022-02-18 15:33:44,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:44,707 INFO L276 IsEmpty]: Start isEmpty. Operand 3977 states and 10771 transitions. [2022-02-18 15:33:44,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:44,712 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:44,712 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:44,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-02-18 15:33:44,712 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:44,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:44,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1007425779, now seen corresponding path program 101 times [2022-02-18 15:33:44,712 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:44,712 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794634128] [2022-02-18 15:33:44,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:44,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:45,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:45,751 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:45,752 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794634128] [2022-02-18 15:33:45,752 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794634128] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:45,752 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:45,752 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:33:45,752 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576201737] [2022-02-18 15:33:45,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:45,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:33:45,752 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:45,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:33:45,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:33:45,753 INFO L87 Difference]: Start difference. First operand 3977 states and 10771 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:47,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:47,354 INFO L93 Difference]: Finished difference Result 4607 states and 12229 transitions. [2022-02-18 15:33:47,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:33:47,354 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:47,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:47,362 INFO L225 Difference]: With dead ends: 4607 [2022-02-18 15:33:47,362 INFO L226 Difference]: Without dead ends: 4607 [2022-02-18 15:33:47,362 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=317, Invalid=675, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:33:47,362 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 453 mSDsluCounter, 1050 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 453 SdHoareTripleChecker+Valid, 1215 SdHoareTripleChecker+Invalid, 1042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:47,362 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [453 Valid, 1215 Invalid, 1042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 957 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:33:47,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4607 states. [2022-02-18 15:33:47,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4607 to 3960. [2022-02-18 15:33:47,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3960 states, 3958 states have (on average 2.7084386053562404) internal successors, (10720), 3959 states have internal predecessors, (10720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:47,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 3960 states and 10720 transitions. [2022-02-18 15:33:47,424 INFO L78 Accepts]: Start accepts. Automaton has 3960 states and 10720 transitions. Word has length 131 [2022-02-18 15:33:47,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:47,424 INFO L470 AbstractCegarLoop]: Abstraction has 3960 states and 10720 transitions. [2022-02-18 15:33:47,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:47,424 INFO L276 IsEmpty]: Start isEmpty. Operand 3960 states and 10720 transitions. [2022-02-18 15:33:47,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:47,429 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:47,429 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:47,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-02-18 15:33:47,429 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:47,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:47,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1473041255, now seen corresponding path program 102 times [2022-02-18 15:33:47,429 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:47,430 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880469102] [2022-02-18 15:33:47,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:47,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:47,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:47,987 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:47,987 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880469102] [2022-02-18 15:33:47,987 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880469102] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:47,987 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:47,987 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:33:47,987 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697144666] [2022-02-18 15:33:47,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:47,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:33:47,988 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:47,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:33:47,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:33:47,988 INFO L87 Difference]: Start difference. First operand 3960 states and 10720 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:49,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:49,822 INFO L93 Difference]: Finished difference Result 4783 states and 12688 transitions. [2022-02-18 15:33:49,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 15:33:49,822 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:49,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:49,829 INFO L225 Difference]: With dead ends: 4783 [2022-02-18 15:33:49,829 INFO L226 Difference]: Without dead ends: 4783 [2022-02-18 15:33:49,830 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=458, Invalid=874, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:33:49,830 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 513 mSDsluCounter, 745 mSDsCounter, 0 mSdLazyCounter, 646 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 513 SdHoareTripleChecker+Valid, 960 SdHoareTripleChecker+Invalid, 746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:49,830 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [513 Valid, 960 Invalid, 746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 646 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:33:49,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4783 states. [2022-02-18 15:33:49,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4783 to 4000. [2022-02-18 15:33:49,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4000 states, 3998 states have (on average 2.7113556778389194) internal successors, (10840), 3999 states have internal predecessors, (10840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:49,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 4000 states and 10840 transitions. [2022-02-18 15:33:49,889 INFO L78 Accepts]: Start accepts. Automaton has 4000 states and 10840 transitions. Word has length 131 [2022-02-18 15:33:49,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:49,889 INFO L470 AbstractCegarLoop]: Abstraction has 4000 states and 10840 transitions. [2022-02-18 15:33:49,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:49,889 INFO L276 IsEmpty]: Start isEmpty. Operand 4000 states and 10840 transitions. [2022-02-18 15:33:49,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:49,894 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:49,894 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:49,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-02-18 15:33:49,894 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:49,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:49,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1406518355, now seen corresponding path program 103 times [2022-02-18 15:33:49,894 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:49,894 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419934314] [2022-02-18 15:33:49,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:49,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:50,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:50,381 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:50,381 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419934314] [2022-02-18 15:33:50,381 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419934314] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:50,381 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:50,381 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:33:50,382 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751008611] [2022-02-18 15:33:50,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:50,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:33:50,382 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:50,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:33:50,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:33:50,382 INFO L87 Difference]: Start difference. First operand 4000 states and 10840 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:52,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:52,851 INFO L93 Difference]: Finished difference Result 4963 states and 13168 transitions. [2022-02-18 15:33:52,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:33:52,852 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:52,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:52,858 INFO L225 Difference]: With dead ends: 4963 [2022-02-18 15:33:52,858 INFO L226 Difference]: Without dead ends: 4963 [2022-02-18 15:33:52,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=623, Invalid=1183, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:33:52,859 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 522 mSDsluCounter, 1173 mSDsCounter, 0 mSdLazyCounter, 1098 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 522 SdHoareTripleChecker+Valid, 1387 SdHoareTripleChecker+Invalid, 1204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:52,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [522 Valid, 1387 Invalid, 1204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1098 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:33:52,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4963 states. [2022-02-18 15:33:52,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4963 to 4004. [2022-02-18 15:33:52,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4004 states, 4002 states have (on average 2.7116441779110443) internal successors, (10852), 4003 states have internal predecessors, (10852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:52,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 4004 states and 10852 transitions. [2022-02-18 15:33:52,914 INFO L78 Accepts]: Start accepts. Automaton has 4004 states and 10852 transitions. Word has length 131 [2022-02-18 15:33:52,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:52,914 INFO L470 AbstractCegarLoop]: Abstraction has 4004 states and 10852 transitions. [2022-02-18 15:33:52,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:52,914 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 10852 transitions. [2022-02-18 15:33:52,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:52,919 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:52,919 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:52,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-02-18 15:33:52,919 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:52,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:52,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1406588105, now seen corresponding path program 104 times [2022-02-18 15:33:52,919 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:52,919 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212889336] [2022-02-18 15:33:52,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:52,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:53,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:53,486 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:53,486 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212889336] [2022-02-18 15:33:53,486 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212889336] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:53,486 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:53,486 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:33:53,486 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032459843] [2022-02-18 15:33:53,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:53,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:33:53,487 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:53,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:33:53,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:33:53,487 INFO L87 Difference]: Start difference. First operand 4004 states and 10852 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:56,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:56,190 INFO L93 Difference]: Finished difference Result 4871 states and 12948 transitions. [2022-02-18 15:33:56,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:33:56,191 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:56,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:56,198 INFO L225 Difference]: With dead ends: 4871 [2022-02-18 15:33:56,198 INFO L226 Difference]: Without dead ends: 4871 [2022-02-18 15:33:56,199 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=606, Invalid=1200, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:33:56,199 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 505 mSDsluCounter, 1091 mSDsCounter, 0 mSdLazyCounter, 1014 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 1309 SdHoareTripleChecker+Invalid, 1119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:56,199 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [505 Valid, 1309 Invalid, 1119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1014 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:33:56,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4871 states. [2022-02-18 15:33:56,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4871 to 3990. [2022-02-18 15:33:56,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3990 states, 3988 states have (on average 2.710631895687061) internal successors, (10810), 3989 states have internal predecessors, (10810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:56,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3990 states and 10810 transitions. [2022-02-18 15:33:56,258 INFO L78 Accepts]: Start accepts. Automaton has 3990 states and 10810 transitions. Word has length 131 [2022-02-18 15:33:56,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:56,258 INFO L470 AbstractCegarLoop]: Abstraction has 3990 states and 10810 transitions. [2022-02-18 15:33:56,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:56,258 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 10810 transitions. [2022-02-18 15:33:56,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:56,263 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:56,263 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:56,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-02-18 15:33:56,263 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:56,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:56,264 INFO L85 PathProgramCache]: Analyzing trace with hash 740837319, now seen corresponding path program 105 times [2022-02-18 15:33:56,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:56,264 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218315038] [2022-02-18 15:33:56,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:56,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:33:56,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:33:56,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:33:56,708 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218315038] [2022-02-18 15:33:56,708 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218315038] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:33:56,708 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:33:56,708 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:33:56,708 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767221609] [2022-02-18 15:33:56,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:33:56,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:33:56,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:33:56,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:33:56,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:33:56,709 INFO L87 Difference]: Start difference. First operand 3990 states and 10810 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:59,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:33:59,750 INFO L93 Difference]: Finished difference Result 5003 states and 13282 transitions. [2022-02-18 15:33:59,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-18 15:33:59,750 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:33:59,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:33:59,758 INFO L225 Difference]: With dead ends: 5003 [2022-02-18 15:33:59,758 INFO L226 Difference]: Without dead ends: 5003 [2022-02-18 15:33:59,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=790, Invalid=1562, Unknown=0, NotChecked=0, Total=2352 [2022-02-18 15:33:59,759 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 561 mSDsluCounter, 928 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 1157 SdHoareTripleChecker+Invalid, 1043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:33:59,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [561 Valid, 1157 Invalid, 1043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:33:59,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5003 states. [2022-02-18 15:33:59,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5003 to 3994. [2022-02-18 15:33:59,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 3992 states have (on average 2.7109218436873745) internal successors, (10822), 3993 states have internal predecessors, (10822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:59,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 10822 transitions. [2022-02-18 15:33:59,815 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 10822 transitions. Word has length 131 [2022-02-18 15:33:59,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:33:59,815 INFO L470 AbstractCegarLoop]: Abstraction has 3994 states and 10822 transitions. [2022-02-18 15:33:59,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:33:59,815 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 10822 transitions. [2022-02-18 15:33:59,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:33:59,819 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:33:59,819 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:33:59,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-02-18 15:33:59,820 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:33:59,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:33:59,820 INFO L85 PathProgramCache]: Analyzing trace with hash 734264079, now seen corresponding path program 106 times [2022-02-18 15:33:59,820 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:33:59,820 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220410956] [2022-02-18 15:33:59,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:33:59,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:33:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:00,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:00,333 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:00,333 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220410956] [2022-02-18 15:34:00,333 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220410956] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:00,333 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:00,333 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:34:00,333 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948878662] [2022-02-18 15:34:00,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:00,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:34:00,333 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:00,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:34:00,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:34:00,334 INFO L87 Difference]: Start difference. First operand 3994 states and 10822 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:03,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:03,248 INFO L93 Difference]: Finished difference Result 4971 states and 13188 transitions. [2022-02-18 15:34:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-18 15:34:03,248 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:03,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:03,255 INFO L225 Difference]: With dead ends: 4971 [2022-02-18 15:34:03,255 INFO L226 Difference]: Without dead ends: 4971 [2022-02-18 15:34:03,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=766, Invalid=1586, Unknown=0, NotChecked=0, Total=2352 [2022-02-18 15:34:03,255 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 554 mSDsluCounter, 1094 mSDsCounter, 0 mSdLazyCounter, 1141 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 1317 SdHoareTripleChecker+Invalid, 1267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:03,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [554 Valid, 1317 Invalid, 1267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1141 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:34:03,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4971 states. [2022-02-18 15:34:03,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4971 to 3998. [2022-02-18 15:34:03,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3998 states, 3996 states have (on average 2.7112112112112112) internal successors, (10834), 3997 states have internal predecessors, (10834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:03,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 10834 transitions. [2022-02-18 15:34:03,311 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 10834 transitions. Word has length 131 [2022-02-18 15:34:03,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:03,311 INFO L470 AbstractCegarLoop]: Abstraction has 3998 states and 10834 transitions. [2022-02-18 15:34:03,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:03,311 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 10834 transitions. [2022-02-18 15:34:03,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:03,316 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:03,316 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:03,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-02-18 15:34:03,316 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:03,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:03,316 INFO L85 PathProgramCache]: Analyzing trace with hash 734194329, now seen corresponding path program 107 times [2022-02-18 15:34:03,317 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:03,317 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701351100] [2022-02-18 15:34:03,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:03,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:03,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:03,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:03,912 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:03,912 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701351100] [2022-02-18 15:34:03,912 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701351100] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:03,912 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:03,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:34:03,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921799125] [2022-02-18 15:34:03,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:03,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:34:03,912 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:03,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:34:03,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:34:03,913 INFO L87 Difference]: Start difference. First operand 3998 states and 10834 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:06,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:06,727 INFO L93 Difference]: Finished difference Result 4987 states and 13286 transitions. [2022-02-18 15:34:06,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:34:06,728 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:06,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:06,735 INFO L225 Difference]: With dead ends: 4987 [2022-02-18 15:34:06,735 INFO L226 Difference]: Without dead ends: 4987 [2022-02-18 15:34:06,735 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=587, Invalid=1219, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:34:06,735 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 492 mSDsluCounter, 1421 mSDsCounter, 0 mSdLazyCounter, 1416 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 492 SdHoareTripleChecker+Valid, 1610 SdHoareTripleChecker+Invalid, 1515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:06,735 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [492 Valid, 1610 Invalid, 1515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1416 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:34:06,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4987 states. [2022-02-18 15:34:06,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4987 to 3996. [2022-02-18 15:34:06,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3994 states have (on average 2.71106659989985) internal successors, (10828), 3995 states have internal predecessors, (10828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:06,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 10828 transitions. [2022-02-18 15:34:06,793 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 10828 transitions. Word has length 131 [2022-02-18 15:34:06,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:06,793 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 10828 transitions. [2022-02-18 15:34:06,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:06,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 10828 transitions. [2022-02-18 15:34:06,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:06,798 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:06,798 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:06,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-02-18 15:34:06,798 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:06,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:06,798 INFO L85 PathProgramCache]: Analyzing trace with hash 532211349, now seen corresponding path program 108 times [2022-02-18 15:34:06,798 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:06,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760942787] [2022-02-18 15:34:06,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:06,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:07,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:07,385 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:07,385 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760942787] [2022-02-18 15:34:07,385 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760942787] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:07,385 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:07,385 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:34:07,385 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582915877] [2022-02-18 15:34:07,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:07,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:34:07,386 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:07,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:34:07,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:34:07,386 INFO L87 Difference]: Start difference. First operand 3996 states and 10828 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:10,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:10,360 INFO L93 Difference]: Finished difference Result 4995 states and 13285 transitions. [2022-02-18 15:34:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:34:10,360 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:10,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:10,368 INFO L225 Difference]: With dead ends: 4995 [2022-02-18 15:34:10,368 INFO L226 Difference]: Without dead ends: 4995 [2022-02-18 15:34:10,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=595, Invalid=1211, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:34:10,368 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 493 mSDsluCounter, 1220 mSDsCounter, 0 mSdLazyCounter, 1222 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 1414 SdHoareTripleChecker+Invalid, 1323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 1222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:10,369 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [493 Valid, 1414 Invalid, 1323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 1222 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:34:10,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4995 states. [2022-02-18 15:34:10,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4995 to 3980. [2022-02-18 15:34:10,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3980 states, 3978 states have (on average 2.709904474610357) internal successors, (10780), 3979 states have internal predecessors, (10780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:10,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 3980 states and 10780 transitions. [2022-02-18 15:34:10,427 INFO L78 Accepts]: Start accepts. Automaton has 3980 states and 10780 transitions. Word has length 131 [2022-02-18 15:34:10,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:10,427 INFO L470 AbstractCegarLoop]: Abstraction has 3980 states and 10780 transitions. [2022-02-18 15:34:10,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:10,427 INFO L276 IsEmpty]: Start isEmpty. Operand 3980 states and 10780 transitions. [2022-02-18 15:34:10,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:10,431 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:10,432 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:10,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-02-18 15:34:10,432 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:10,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:10,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1563173967, now seen corresponding path program 109 times [2022-02-18 15:34:10,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:10,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493096644] [2022-02-18 15:34:10,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:10,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:10,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:10,864 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:10,864 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493096644] [2022-02-18 15:34:10,864 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493096644] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:10,864 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:10,865 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:34:10,865 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739374736] [2022-02-18 15:34:10,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:10,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:34:10,865 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:10,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:34:10,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:34:10,865 INFO L87 Difference]: Start difference. First operand 3980 states and 10780 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:13,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:13,828 INFO L93 Difference]: Finished difference Result 5135 states and 13668 transitions. [2022-02-18 15:34:13,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-18 15:34:13,828 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:13,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:13,835 INFO L225 Difference]: With dead ends: 5135 [2022-02-18 15:34:13,835 INFO L226 Difference]: Without dead ends: 5135 [2022-02-18 15:34:13,835 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=961, Invalid=2009, Unknown=0, NotChecked=0, Total=2970 [2022-02-18 15:34:13,835 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 515 mSDsluCounter, 1054 mSDsCounter, 0 mSdLazyCounter, 1123 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 1292 SdHoareTripleChecker+Invalid, 1238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:13,836 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [515 Valid, 1292 Invalid, 1238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1123 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:34:13,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5135 states. [2022-02-18 15:34:13,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5135 to 4016. [2022-02-18 15:34:13,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 4014 states have (on average 2.7125062282012955) internal successors, (10888), 4015 states have internal predecessors, (10888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:13,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 10888 transitions. [2022-02-18 15:34:13,892 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 10888 transitions. Word has length 131 [2022-02-18 15:34:13,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:13,892 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 10888 transitions. [2022-02-18 15:34:13,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:13,892 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 10888 transitions. [2022-02-18 15:34:13,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:13,897 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:13,897 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:13,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-02-18 15:34:13,897 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:13,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:13,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1654334427, now seen corresponding path program 110 times [2022-02-18 15:34:13,897 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:13,897 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044370094] [2022-02-18 15:34:13,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:13,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:14,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:14,331 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:14,331 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044370094] [2022-02-18 15:34:14,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044370094] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:14,332 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:14,332 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:34:14,332 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131402446] [2022-02-18 15:34:14,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:14,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:34:14,332 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:14,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:34:14,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:34:14,332 INFO L87 Difference]: Start difference. First operand 4016 states and 10888 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:17,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:17,909 INFO L93 Difference]: Finished difference Result 5171 states and 13774 transitions. [2022-02-18 15:34:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-18 15:34:17,909 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:17,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:17,917 INFO L225 Difference]: With dead ends: 5171 [2022-02-18 15:34:17,917 INFO L226 Difference]: Without dead ends: 5171 [2022-02-18 15:34:17,918 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 397 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=928, Invalid=2042, Unknown=0, NotChecked=0, Total=2970 [2022-02-18 15:34:17,918 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 617 mSDsluCounter, 1594 mSDsCounter, 0 mSdLazyCounter, 1696 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 1816 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:17,918 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [617 Valid, 1816 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1696 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:34:17,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5171 states. [2022-02-18 15:34:17,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5171 to 4020. [2022-02-18 15:34:17,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4020 states, 4018 states have (on average 2.7127924340467895) internal successors, (10900), 4019 states have internal predecessors, (10900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:17,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 4020 states and 10900 transitions. [2022-02-18 15:34:17,980 INFO L78 Accepts]: Start accepts. Automaton has 4020 states and 10900 transitions. Word has length 131 [2022-02-18 15:34:17,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:17,980 INFO L470 AbstractCegarLoop]: Abstraction has 4020 states and 10900 transitions. [2022-02-18 15:34:17,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:17,980 INFO L276 IsEmpty]: Start isEmpty. Operand 4020 states and 10900 transitions. [2022-02-18 15:34:17,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:17,985 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:17,985 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:17,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-02-18 15:34:17,985 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:17,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:17,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1660907667, now seen corresponding path program 111 times [2022-02-18 15:34:17,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:17,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944759144] [2022-02-18 15:34:17,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:17,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:18,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:18,530 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:18,530 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944759144] [2022-02-18 15:34:18,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944759144] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:18,530 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:18,530 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:34:18,530 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690554826] [2022-02-18 15:34:18,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:18,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:34:18,531 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:18,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:34:18,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:34:18,531 INFO L87 Difference]: Start difference. First operand 4020 states and 10900 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:21,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:21,340 INFO L93 Difference]: Finished difference Result 5139 states and 13677 transitions. [2022-02-18 15:34:21,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:34:21,341 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:21,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:21,348 INFO L225 Difference]: With dead ends: 5139 [2022-02-18 15:34:21,348 INFO L226 Difference]: Without dead ends: 5139 [2022-02-18 15:34:21,348 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=577, Invalid=1229, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:34:21,348 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 491 mSDsluCounter, 1349 mSDsCounter, 0 mSdLazyCounter, 1468 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 491 SdHoareTripleChecker+Valid, 1513 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:21,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [491 Valid, 1513 Invalid, 1567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1468 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:34:21,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5139 states. [2022-02-18 15:34:21,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5139 to 4024. [2022-02-18 15:34:21,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4024 states, 4022 states have (on average 2.713078070611636) internal successors, (10912), 4023 states have internal predecessors, (10912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 4024 states and 10912 transitions. [2022-02-18 15:34:21,404 INFO L78 Accepts]: Start accepts. Automaton has 4024 states and 10912 transitions. Word has length 131 [2022-02-18 15:34:21,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:21,404 INFO L470 AbstractCegarLoop]: Abstraction has 4024 states and 10912 transitions. [2022-02-18 15:34:21,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:21,404 INFO L276 IsEmpty]: Start isEmpty. Operand 4024 states and 10912 transitions. [2022-02-18 15:34:21,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:21,409 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:21,409 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:21,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-02-18 15:34:21,409 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:21,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:21,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1660977417, now seen corresponding path program 112 times [2022-02-18 15:34:21,409 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:21,409 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905644878] [2022-02-18 15:34:21,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:21,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:22,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:22,119 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:22,119 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905644878] [2022-02-18 15:34:22,119 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905644878] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:22,119 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:22,119 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:34:22,119 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105213163] [2022-02-18 15:34:22,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:22,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:34:22,119 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:22,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:34:22,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:34:22,120 INFO L87 Difference]: Start difference. First operand 4024 states and 10912 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:24,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:24,965 INFO L93 Difference]: Finished difference Result 5047 states and 13457 transitions. [2022-02-18 15:34:24,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:34:24,965 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:24,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:24,972 INFO L225 Difference]: With dead ends: 5047 [2022-02-18 15:34:24,972 INFO L226 Difference]: Without dead ends: 5047 [2022-02-18 15:34:24,973 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=570, Invalid=1236, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:34:24,973 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 472 mSDsluCounter, 1292 mSDsCounter, 0 mSdLazyCounter, 1377 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 1460 SdHoareTripleChecker+Invalid, 1465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:24,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [472 Valid, 1460 Invalid, 1465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1377 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:34:24,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5047 states. [2022-02-18 15:34:25,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5047 to 4020. [2022-02-18 15:34:25,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4020 states, 4018 states have (on average 2.7127924340467895) internal successors, (10900), 4019 states have internal predecessors, (10900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:25,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 4020 states and 10900 transitions. [2022-02-18 15:34:25,025 INFO L78 Accepts]: Start accepts. Automaton has 4020 states and 10900 transitions. Word has length 131 [2022-02-18 15:34:25,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:25,025 INFO L470 AbstractCegarLoop]: Abstraction has 4020 states and 10900 transitions. [2022-02-18 15:34:25,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:25,025 INFO L276 IsEmpty]: Start isEmpty. Operand 4020 states and 10900 transitions. [2022-02-18 15:34:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:25,029 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:25,029 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:25,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-02-18 15:34:25,030 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:25,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:25,030 INFO L85 PathProgramCache]: Analyzing trace with hash -136503371, now seen corresponding path program 113 times [2022-02-18 15:34:25,030 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:25,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586023503] [2022-02-18 15:34:25,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:25,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:25,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:25,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:25,506 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:25,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586023503] [2022-02-18 15:34:25,506 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586023503] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:25,506 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:25,506 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:34:25,506 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448608318] [2022-02-18 15:34:25,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:25,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:34:25,507 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:25,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:34:25,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:34:25,507 INFO L87 Difference]: Start difference. First operand 4020 states and 10900 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:28,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:28,246 INFO L93 Difference]: Finished difference Result 5133 states and 13630 transitions. [2022-02-18 15:34:28,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:34:28,246 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:28,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:28,253 INFO L225 Difference]: With dead ends: 5133 [2022-02-18 15:34:28,253 INFO L226 Difference]: Without dead ends: 5133 [2022-02-18 15:34:28,253 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=669, Invalid=1401, Unknown=0, NotChecked=0, Total=2070 [2022-02-18 15:34:28,254 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 641 mSDsluCounter, 1107 mSDsCounter, 0 mSdLazyCounter, 1293 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 641 SdHoareTripleChecker+Valid, 1284 SdHoareTripleChecker+Invalid, 1406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:28,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [641 Valid, 1284 Invalid, 1406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1293 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:34:28,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5133 states. [2022-02-18 15:34:28,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5133 to 4024. [2022-02-18 15:34:28,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4024 states, 4022 states have (on average 2.713078070611636) internal successors, (10912), 4023 states have internal predecessors, (10912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:28,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 4024 states and 10912 transitions. [2022-02-18 15:34:28,309 INFO L78 Accepts]: Start accepts. Automaton has 4024 states and 10912 transitions. Word has length 131 [2022-02-18 15:34:28,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:28,309 INFO L470 AbstractCegarLoop]: Abstraction has 4024 states and 10912 transitions. [2022-02-18 15:34:28,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:28,309 INFO L276 IsEmpty]: Start isEmpty. Operand 4024 states and 10912 transitions. [2022-02-18 15:34:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:28,313 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:28,314 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:28,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-02-18 15:34:28,314 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:28,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:28,314 INFO L85 PathProgramCache]: Analyzing trace with hash -136573121, now seen corresponding path program 114 times [2022-02-18 15:34:28,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:28,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767083965] [2022-02-18 15:34:28,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:28,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:28,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:28,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:28,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767083965] [2022-02-18 15:34:28,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767083965] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:28,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:28,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:34:28,944 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194695380] [2022-02-18 15:34:28,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:28,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:34:28,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:28,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:34:28,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:34:28,945 INFO L87 Difference]: Start difference. First operand 4024 states and 10912 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:31,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:31,705 INFO L93 Difference]: Finished difference Result 5145 states and 13716 transitions. [2022-02-18 15:34:31,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:34:31,705 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:31,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:31,713 INFO L225 Difference]: With dead ends: 5145 [2022-02-18 15:34:31,713 INFO L226 Difference]: Without dead ends: 5145 [2022-02-18 15:34:31,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=577, Invalid=1229, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:34:31,713 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 487 mSDsluCounter, 1009 mSDsCounter, 0 mSdLazyCounter, 1107 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 487 SdHoareTripleChecker+Valid, 1184 SdHoareTripleChecker+Invalid, 1199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:31,714 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [487 Valid, 1184 Invalid, 1199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1107 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:34:31,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5145 states. [2022-02-18 15:34:31,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5145 to 4022. [2022-02-18 15:34:31,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 4020 states have (on average 2.7129353233830846) internal successors, (10906), 4021 states have internal predecessors, (10906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:31,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 10906 transitions. [2022-02-18 15:34:31,775 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 10906 transitions. Word has length 131 [2022-02-18 15:34:31,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:31,775 INFO L470 AbstractCegarLoop]: Abstraction has 4022 states and 10906 transitions. [2022-02-18 15:34:31,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:31,775 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 10906 transitions. [2022-02-18 15:34:31,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:31,780 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:31,780 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:31,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-02-18 15:34:31,781 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:31,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:31,781 INFO L85 PathProgramCache]: Analyzing trace with hash -338556101, now seen corresponding path program 115 times [2022-02-18 15:34:31,781 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:31,781 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13469952] [2022-02-18 15:34:31,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:31,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:32,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:32,397 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:32,397 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13469952] [2022-02-18 15:34:32,397 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13469952] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:32,397 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:32,397 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-18 15:34:32,397 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861431117] [2022-02-18 15:34:32,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:32,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-18 15:34:32,397 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:32,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-18 15:34:32,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-02-18 15:34:32,398 INFO L87 Difference]: Start difference. First operand 4022 states and 10906 transitions. Second operand has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:35,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:35,235 INFO L93 Difference]: Finished difference Result 4989 states and 13257 transitions. [2022-02-18 15:34:35,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:34:35,236 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:35,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:35,243 INFO L225 Difference]: With dead ends: 4989 [2022-02-18 15:34:35,243 INFO L226 Difference]: Without dead ends: 4989 [2022-02-18 15:34:35,243 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=586, Invalid=1220, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:34:35,243 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 472 mSDsluCounter, 1167 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 1351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:35,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [472 Valid, 1337 Invalid, 1351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:34:35,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4989 states. [2022-02-18 15:34:35,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4989 to 4016. [2022-02-18 15:34:35,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 4014 states have (on average 2.7125062282012955) internal successors, (10888), 4015 states have internal predecessors, (10888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:35,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 10888 transitions. [2022-02-18 15:34:35,313 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 10888 transitions. Word has length 131 [2022-02-18 15:34:35,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:35,313 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 10888 transitions. [2022-02-18 15:34:35,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.733333333333333) internal successors, (131), 16 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:35,313 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 10888 transitions. [2022-02-18 15:34:35,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:35,317 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:35,317 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:35,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-02-18 15:34:35,318 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:35,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:35,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1424691175, now seen corresponding path program 116 times [2022-02-18 15:34:35,318 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:35,318 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894982001] [2022-02-18 15:34:35,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:35,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:35,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:35,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:35,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894982001] [2022-02-18 15:34:35,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894982001] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:35,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:35,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:34:35,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073325970] [2022-02-18 15:34:35,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:35,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:34:35,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:35,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:34:35,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:34:35,898 INFO L87 Difference]: Start difference. First operand 4016 states and 10888 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:37,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:37,721 INFO L93 Difference]: Finished difference Result 4831 states and 12834 transitions. [2022-02-18 15:34:37,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 15:34:37,722 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:37,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:37,729 INFO L225 Difference]: With dead ends: 4831 [2022-02-18 15:34:37,729 INFO L226 Difference]: Without dead ends: 4831 [2022-02-18 15:34:37,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=470, Invalid=936, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:34:37,729 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 512 mSDsluCounter, 948 mSDsCounter, 0 mSdLazyCounter, 797 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 512 SdHoareTripleChecker+Valid, 1157 SdHoareTripleChecker+Invalid, 889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 797 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:37,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [512 Valid, 1157 Invalid, 889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 797 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:34:37,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4831 states. [2022-02-18 15:34:37,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4831 to 4046. [2022-02-18 15:34:37,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4046 states, 4044 states have (on average 2.7146389713155292) internal successors, (10978), 4045 states have internal predecessors, (10978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:37,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 4046 states and 10978 transitions. [2022-02-18 15:34:37,789 INFO L78 Accepts]: Start accepts. Automaton has 4046 states and 10978 transitions. Word has length 131 [2022-02-18 15:34:37,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:37,789 INFO L470 AbstractCegarLoop]: Abstraction has 4046 states and 10978 transitions. [2022-02-18 15:34:37,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:37,790 INFO L276 IsEmpty]: Start isEmpty. Operand 4046 states and 10978 transitions. [2022-02-18 15:34:37,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:37,794 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:37,794 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:37,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-02-18 15:34:37,794 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:37,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:37,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1491214075, now seen corresponding path program 117 times [2022-02-18 15:34:37,795 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:37,795 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298625453] [2022-02-18 15:34:37,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:37,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:38,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:38,361 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298625453] [2022-02-18 15:34:38,361 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298625453] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:38,361 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:38,361 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:34:38,361 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959799771] [2022-02-18 15:34:38,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:38,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:34:38,361 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:38,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:34:38,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:34:38,361 INFO L87 Difference]: Start difference. First operand 4046 states and 10978 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:41,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:41,194 INFO L93 Difference]: Finished difference Result 5005 states and 13296 transitions. [2022-02-18 15:34:41,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:34:41,195 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:41,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:41,202 INFO L225 Difference]: With dead ends: 5005 [2022-02-18 15:34:41,202 INFO L226 Difference]: Without dead ends: 5005 [2022-02-18 15:34:41,202 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=637, Invalid=1255, Unknown=0, NotChecked=0, Total=1892 [2022-02-18 15:34:41,203 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 518 mSDsluCounter, 1416 mSDsCounter, 0 mSdLazyCounter, 1300 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 518 SdHoareTripleChecker+Valid, 1623 SdHoareTripleChecker+Invalid, 1398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:41,203 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [518 Valid, 1623 Invalid, 1398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1300 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:34:41,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5005 states. [2022-02-18 15:34:41,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5005 to 4050. [2022-02-18 15:34:41,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4050 states, 4048 states have (on average 2.7149209486166006) internal successors, (10990), 4049 states have internal predecessors, (10990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:41,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 4050 states and 10990 transitions. [2022-02-18 15:34:41,262 INFO L78 Accepts]: Start accepts. Automaton has 4050 states and 10990 transitions. Word has length 131 [2022-02-18 15:34:41,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:41,262 INFO L470 AbstractCegarLoop]: Abstraction has 4050 states and 10990 transitions. [2022-02-18 15:34:41,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:41,262 INFO L276 IsEmpty]: Start isEmpty. Operand 4050 states and 10990 transitions. [2022-02-18 15:34:41,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:41,266 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:41,266 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:41,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-02-18 15:34:41,266 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:41,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:41,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1491144325, now seen corresponding path program 118 times [2022-02-18 15:34:41,267 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:41,267 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251793383] [2022-02-18 15:34:41,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:41,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:41,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:41,941 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:41,941 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251793383] [2022-02-18 15:34:41,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251793383] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:41,941 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:41,942 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:34:41,942 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643217455] [2022-02-18 15:34:41,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:41,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:34:41,942 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:41,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:34:41,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:34:41,942 INFO L87 Difference]: Start difference. First operand 4050 states and 10990 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:44,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:44,656 INFO L93 Difference]: Finished difference Result 4905 states and 13052 transitions. [2022-02-18 15:34:44,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:34:44,656 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:44,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:44,663 INFO L225 Difference]: With dead ends: 4905 [2022-02-18 15:34:44,663 INFO L226 Difference]: Without dead ends: 4905 [2022-02-18 15:34:44,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=620, Invalid=1272, Unknown=0, NotChecked=0, Total=1892 [2022-02-18 15:34:44,663 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 515 mSDsluCounter, 1184 mSDsCounter, 0 mSdLazyCounter, 1153 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 1397 SdHoareTripleChecker+Invalid, 1254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 1153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:44,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [515 Valid, 1397 Invalid, 1254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 1153 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:34:44,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4905 states. [2022-02-18 15:34:44,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4905 to 4036. [2022-02-18 15:34:44,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4036 states, 4034 states have (on average 2.7139315815567673) internal successors, (10948), 4035 states have internal predecessors, (10948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:44,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4036 states to 4036 states and 10948 transitions. [2022-02-18 15:34:44,710 INFO L78 Accepts]: Start accepts. Automaton has 4036 states and 10948 transitions. Word has length 131 [2022-02-18 15:34:44,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:44,710 INFO L470 AbstractCegarLoop]: Abstraction has 4036 states and 10948 transitions. [2022-02-18 15:34:44,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:44,710 INFO L276 IsEmpty]: Start isEmpty. Operand 4036 states and 10948 transitions. [2022-02-18 15:34:44,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:44,714 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:44,714 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:44,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-02-18 15:34:44,715 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:44,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:44,715 INFO L85 PathProgramCache]: Analyzing trace with hash -656397547, now seen corresponding path program 119 times [2022-02-18 15:34:44,715 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:44,715 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736462377] [2022-02-18 15:34:44,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:44,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:45,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:45,207 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:45,207 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736462377] [2022-02-18 15:34:45,207 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736462377] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:45,207 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:45,207 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:34:45,207 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596770988] [2022-02-18 15:34:45,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:45,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:34:45,207 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:45,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:34:45,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:34:45,208 INFO L87 Difference]: Start difference. First operand 4036 states and 10948 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:47,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:47,514 INFO L93 Difference]: Finished difference Result 5023 states and 13340 transitions. [2022-02-18 15:34:47,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-18 15:34:47,515 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:47,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:47,522 INFO L225 Difference]: With dead ends: 5023 [2022-02-18 15:34:47,522 INFO L226 Difference]: Without dead ends: 5023 [2022-02-18 15:34:47,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 276 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=807, Invalid=1643, Unknown=0, NotChecked=0, Total=2450 [2022-02-18 15:34:47,523 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 526 mSDsluCounter, 1258 mSDsCounter, 0 mSdLazyCounter, 1216 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 526 SdHoareTripleChecker+Valid, 1479 SdHoareTripleChecker+Invalid, 1325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:47,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [526 Valid, 1479 Invalid, 1325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1216 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:34:47,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5023 states. [2022-02-18 15:34:47,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5023 to 4048. [2022-02-18 15:34:47,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4048 states, 4046 states have (on average 2.714780029658922) internal successors, (10984), 4047 states have internal predecessors, (10984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:47,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 4048 states and 10984 transitions. [2022-02-18 15:34:47,584 INFO L78 Accepts]: Start accepts. Automaton has 4048 states and 10984 transitions. Word has length 131 [2022-02-18 15:34:47,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:47,584 INFO L470 AbstractCegarLoop]: Abstraction has 4048 states and 10984 transitions. [2022-02-18 15:34:47,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:47,585 INFO L276 IsEmpty]: Start isEmpty. Operand 4048 states and 10984 transitions. [2022-02-18 15:34:47,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:47,589 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:47,589 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:47,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-02-18 15:34:47,589 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:47,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:47,590 INFO L85 PathProgramCache]: Analyzing trace with hash -662970787, now seen corresponding path program 120 times [2022-02-18 15:34:47,590 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:47,590 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887556355] [2022-02-18 15:34:47,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:47,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:48,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:48,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:48,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887556355] [2022-02-18 15:34:48,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887556355] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:48,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:48,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:34:48,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364927805] [2022-02-18 15:34:48,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:48,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:34:48,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:48,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:34:48,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:34:48,209 INFO L87 Difference]: Start difference. First operand 4048 states and 10984 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:51,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:51,950 INFO L93 Difference]: Finished difference Result 5003 states and 13278 transitions. [2022-02-18 15:34:51,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-18 15:34:51,950 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:51,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:51,958 INFO L225 Difference]: With dead ends: 5003 [2022-02-18 15:34:51,958 INFO L226 Difference]: Without dead ends: 5003 [2022-02-18 15:34:51,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 276 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=774, Invalid=1676, Unknown=0, NotChecked=0, Total=2450 [2022-02-18 15:34:51,959 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 560 mSDsluCounter, 1618 mSDsCounter, 0 mSdLazyCounter, 1614 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 1832 SdHoareTripleChecker+Invalid, 1744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:51,959 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [560 Valid, 1832 Invalid, 1744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1614 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:34:51,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5003 states. [2022-02-18 15:34:52,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5003 to 4052. [2022-02-18 15:34:52,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4052 states, 4050 states have (on average 2.7150617283950615) internal successors, (10996), 4051 states have internal predecessors, (10996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:52,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 4052 states and 10996 transitions. [2022-02-18 15:34:52,020 INFO L78 Accepts]: Start accepts. Automaton has 4052 states and 10996 transitions. Word has length 131 [2022-02-18 15:34:52,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:52,020 INFO L470 AbstractCegarLoop]: Abstraction has 4052 states and 10996 transitions. [2022-02-18 15:34:52,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:52,021 INFO L276 IsEmpty]: Start isEmpty. Operand 4052 states and 10996 transitions. [2022-02-18 15:34:52,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:52,025 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:52,025 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:52,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-02-18 15:34:52,025 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:52,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:52,026 INFO L85 PathProgramCache]: Analyzing trace with hash -663040537, now seen corresponding path program 121 times [2022-02-18 15:34:52,026 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:52,026 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771207745] [2022-02-18 15:34:52,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:52,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:52,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:52,754 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:52,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771207745] [2022-02-18 15:34:52,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771207745] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:52,755 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:52,755 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:34:52,755 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351017183] [2022-02-18 15:34:52,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:52,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:34:52,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:52,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:34:52,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:34:52,755 INFO L87 Difference]: Start difference. First operand 4052 states and 10996 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:56,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:56,077 INFO L93 Difference]: Finished difference Result 4947 states and 13164 transitions. [2022-02-18 15:34:56,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:34:56,078 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:56,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:56,085 INFO L225 Difference]: With dead ends: 4947 [2022-02-18 15:34:56,085 INFO L226 Difference]: Without dead ends: 4947 [2022-02-18 15:34:56,085 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=593, Invalid=1299, Unknown=0, NotChecked=0, Total=1892 [2022-02-18 15:34:56,085 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 625 mSDsluCounter, 1482 mSDsCounter, 0 mSdLazyCounter, 1545 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 1665 SdHoareTripleChecker+Invalid, 1654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:56,086 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [625 Valid, 1665 Invalid, 1654 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1545 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-18 15:34:56,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4947 states. [2022-02-18 15:34:56,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4947 to 4050. [2022-02-18 15:34:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4050 states, 4048 states have (on average 2.7149209486166006) internal successors, (10990), 4049 states have internal predecessors, (10990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:56,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 4050 states and 10990 transitions. [2022-02-18 15:34:56,143 INFO L78 Accepts]: Start accepts. Automaton has 4050 states and 10990 transitions. Word has length 131 [2022-02-18 15:34:56,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:56,144 INFO L470 AbstractCegarLoop]: Abstraction has 4050 states and 10990 transitions. [2022-02-18 15:34:56,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:56,144 INFO L276 IsEmpty]: Start isEmpty. Operand 4050 states and 10990 transitions. [2022-02-18 15:34:56,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:34:56,148 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:56,148 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:56,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-02-18 15:34:56,149 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:34:56,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:56,149 INFO L85 PathProgramCache]: Analyzing trace with hash -865023517, now seen corresponding path program 122 times [2022-02-18 15:34:56,149 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:56,149 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850946112] [2022-02-18 15:34:56,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:56,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:56,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:56,793 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:56,794 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850946112] [2022-02-18 15:34:56,794 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850946112] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:56,794 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:56,794 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:34:56,794 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566366796] [2022-02-18 15:34:56,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:56,794 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:34:56,794 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:56,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:34:56,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:34:56,794 INFO L87 Difference]: Start difference. First operand 4050 states and 10990 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:34:59,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:59,970 INFO L93 Difference]: Finished difference Result 4993 states and 13273 transitions. [2022-02-18 15:34:59,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:34:59,970 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:34:59,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:59,977 INFO L225 Difference]: With dead ends: 4993 [2022-02-18 15:34:59,977 INFO L226 Difference]: Without dead ends: 4993 [2022-02-18 15:34:59,978 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=601, Invalid=1291, Unknown=0, NotChecked=0, Total=1892 [2022-02-18 15:34:59,978 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 505 mSDsluCounter, 1446 mSDsCounter, 0 mSdLazyCounter, 1472 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 1633 SdHoareTripleChecker+Invalid, 1575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:59,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [505 Valid, 1633 Invalid, 1575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1472 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:34:59,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2022-02-18 15:35:00,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4034. [2022-02-18 15:35:00,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4034 states, 4032 states have (on average 2.7137896825396823) internal successors, (10942), 4033 states have internal predecessors, (10942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:00,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4034 states to 4034 states and 10942 transitions. [2022-02-18 15:35:00,038 INFO L78 Accepts]: Start accepts. Automaton has 4034 states and 10942 transitions. Word has length 131 [2022-02-18 15:35:00,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:00,038 INFO L470 AbstractCegarLoop]: Abstraction has 4034 states and 10942 transitions. [2022-02-18 15:35:00,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:00,039 INFO L276 IsEmpty]: Start isEmpty. Operand 4034 states and 10942 transitions. [2022-02-18 15:35:00,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:00,043 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:00,043 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:00,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-02-18 15:35:00,043 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:00,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:00,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1126957283, now seen corresponding path program 123 times [2022-02-18 15:35:00,044 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:00,044 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042074427] [2022-02-18 15:35:00,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:00,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:00,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:00,766 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:00,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042074427] [2022-02-18 15:35:00,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042074427] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:00,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:00,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:00,766 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94839265] [2022-02-18 15:35:00,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:00,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:00,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:00,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:00,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:00,767 INFO L87 Difference]: Start difference. First operand 4034 states and 10942 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:02,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:02,599 INFO L93 Difference]: Finished difference Result 4855 states and 12903 transitions. [2022-02-18 15:35:02,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:35:02,600 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:02,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:02,607 INFO L225 Difference]: With dead ends: 4855 [2022-02-18 15:35:02,607 INFO L226 Difference]: Without dead ends: 4855 [2022-02-18 15:35:02,608 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=364, Invalid=758, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:35:02,608 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 448 mSDsluCounter, 882 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 1042 SdHoareTripleChecker+Invalid, 912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:02,608 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [448 Valid, 1042 Invalid, 912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:35:02,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4855 states. [2022-02-18 15:35:02,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4855 to 4054. [2022-02-18 15:35:02,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4054 states, 4052 states have (on average 2.715202369200395) internal successors, (11002), 4053 states have internal predecessors, (11002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:02,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 4054 states and 11002 transitions. [2022-02-18 15:35:02,665 INFO L78 Accepts]: Start accepts. Automaton has 4054 states and 11002 transitions. Word has length 131 [2022-02-18 15:35:02,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:02,666 INFO L470 AbstractCegarLoop]: Abstraction has 4054 states and 11002 transitions. [2022-02-18 15:35:02,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:02,666 INFO L276 IsEmpty]: Start isEmpty. Operand 4054 states and 11002 transitions. [2022-02-18 15:35:02,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:02,670 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:02,670 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:02,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-02-18 15:35:02,671 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:02,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:02,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1060434383, now seen corresponding path program 124 times [2022-02-18 15:35:02,671 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:02,671 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183479087] [2022-02-18 15:35:02,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:02,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:03,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:03,421 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:03,421 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183479087] [2022-02-18 15:35:03,421 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183479087] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:03,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:03,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-18 15:35:03,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667278308] [2022-02-18 15:35:03,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:03,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-18 15:35:03,421 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:03,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-18 15:35:03,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2022-02-18 15:35:03,422 INFO L87 Difference]: Start difference. First operand 4054 states and 11002 transitions. Second operand has 18 states, 17 states have (on average 7.705882352941177) internal successors, (131), 18 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:05,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:05,573 INFO L93 Difference]: Finished difference Result 5361 states and 14061 transitions. [2022-02-18 15:35:05,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 15:35:05,573 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 7.705882352941177) internal successors, (131), 18 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:05,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:05,581 INFO L225 Difference]: With dead ends: 5361 [2022-02-18 15:35:05,582 INFO L226 Difference]: Without dead ends: 5361 [2022-02-18 15:35:05,582 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=480, Invalid=1002, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:35:05,582 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 831 mSDsluCounter, 1100 mSDsCounter, 0 mSdLazyCounter, 1032 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 831 SdHoareTripleChecker+Valid, 1263 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1032 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:05,582 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [831 Valid, 1263 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1032 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:35:05,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5361 states. [2022-02-18 15:35:05,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5361 to 4135. [2022-02-18 15:35:05,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4135 states, 4133 states have (on average 2.7166706992499394) internal successors, (11228), 4134 states have internal predecessors, (11228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:05,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 4135 states and 11228 transitions. [2022-02-18 15:35:05,648 INFO L78 Accepts]: Start accepts. Automaton has 4135 states and 11228 transitions. Word has length 131 [2022-02-18 15:35:05,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:05,648 INFO L470 AbstractCegarLoop]: Abstraction has 4135 states and 11228 transitions. [2022-02-18 15:35:05,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 7.705882352941177) internal successors, (131), 18 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:05,649 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 11228 transitions. [2022-02-18 15:35:05,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:05,653 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:05,653 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:05,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-02-18 15:35:05,653 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:05,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:05,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1060504133, now seen corresponding path program 125 times [2022-02-18 15:35:05,654 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:05,654 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180239503] [2022-02-18 15:35:05,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:05,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:06,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:06,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:06,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180239503] [2022-02-18 15:35:06,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180239503] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:06,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:06,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:06,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857414730] [2022-02-18 15:35:06,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:06,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:06,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:06,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:06,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:06,433 INFO L87 Difference]: Start difference. First operand 4135 states and 11228 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:08,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:08,498 INFO L93 Difference]: Finished difference Result 4934 states and 13115 transitions. [2022-02-18 15:35:08,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:35:08,498 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:08,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:08,505 INFO L225 Difference]: With dead ends: 4934 [2022-02-18 15:35:08,505 INFO L226 Difference]: Without dead ends: 4934 [2022-02-18 15:35:08,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=403, Invalid=857, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:35:08,505 INFO L933 BasicCegarLoop]: 189 mSDtfsCounter, 626 mSDsluCounter, 946 mSDsCounter, 0 mSdLazyCounter, 948 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 626 SdHoareTripleChecker+Valid, 1109 SdHoareTripleChecker+Invalid, 1060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:08,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [626 Valid, 1109 Invalid, 1060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 948 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:35:08,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4934 states. [2022-02-18 15:35:08,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4934 to 4121. [2022-02-18 15:35:08,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4121 states, 4119 states have (on average 2.715707696042729) internal successors, (11186), 4120 states have internal predecessors, (11186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:08,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 11186 transitions. [2022-02-18 15:35:08,561 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 11186 transitions. Word has length 131 [2022-02-18 15:35:08,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:08,561 INFO L470 AbstractCegarLoop]: Abstraction has 4121 states and 11186 transitions. [2022-02-18 15:35:08,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:08,561 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 11186 transitions. [2022-02-18 15:35:08,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:08,566 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:08,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:08,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-02-18 15:35:08,566 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:08,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:08,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1505672213, now seen corresponding path program 126 times [2022-02-18 15:35:08,566 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:08,566 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588700864] [2022-02-18 15:35:08,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:08,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:09,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:09,463 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:09,463 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588700864] [2022-02-18 15:35:09,463 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588700864] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:09,463 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:09,463 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:09,463 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664934446] [2022-02-18 15:35:09,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:09,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:09,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:09,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:09,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=203, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:09,464 INFO L87 Difference]: Start difference. First operand 4121 states and 11186 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:10,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:10,809 INFO L93 Difference]: Finished difference Result 4850 states and 12899 transitions. [2022-02-18 15:35:10,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:35:10,809 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:10,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:10,816 INFO L225 Difference]: With dead ends: 4850 [2022-02-18 15:35:10,816 INFO L226 Difference]: Without dead ends: 4850 [2022-02-18 15:35:10,816 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:35:10,817 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 476 mSDsluCounter, 809 mSDsCounter, 0 mSdLazyCounter, 735 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 476 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:10,817 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [476 Valid, 977 Invalid, 829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 735 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:35:10,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2022-02-18 15:35:10,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 4121. [2022-02-18 15:35:10,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4121 states, 4119 states have (on average 2.715707696042729) internal successors, (11186), 4120 states have internal predecessors, (11186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:10,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 11186 transitions. [2022-02-18 15:35:10,871 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 11186 transitions. Word has length 131 [2022-02-18 15:35:10,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:10,871 INFO L470 AbstractCegarLoop]: Abstraction has 4121 states and 11186 transitions. [2022-02-18 15:35:10,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:10,872 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 11186 transitions. [2022-02-18 15:35:10,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:10,876 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:10,876 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:10,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-02-18 15:35:10,876 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:10,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:10,876 INFO L85 PathProgramCache]: Analyzing trace with hash -718133933, now seen corresponding path program 127 times [2022-02-18 15:35:10,876 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:10,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497495419] [2022-02-18 15:35:10,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:10,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:12,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:12,217 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:12,217 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497495419] [2022-02-18 15:35:12,217 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497495419] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:12,217 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:12,217 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:12,217 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972603315] [2022-02-18 15:35:12,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:12,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:12,217 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:12,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:12,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:12,218 INFO L87 Difference]: Start difference. First operand 4121 states and 11186 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:13,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:13,811 INFO L93 Difference]: Finished difference Result 4760 states and 12725 transitions. [2022-02-18 15:35:13,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:35:13,811 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:13,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:13,817 INFO L225 Difference]: With dead ends: 4760 [2022-02-18 15:35:13,817 INFO L226 Difference]: Without dead ends: 4760 [2022-02-18 15:35:13,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=312, Invalid=680, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:35:13,818 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 552 mSDsluCounter, 824 mSDsCounter, 0 mSdLazyCounter, 790 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 980 SdHoareTripleChecker+Invalid, 873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:13,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [552 Valid, 980 Invalid, 873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 790 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:35:13,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4760 states. [2022-02-18 15:35:13,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4760 to 4121. [2022-02-18 15:35:13,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4121 states, 4119 states have (on average 2.715707696042729) internal successors, (11186), 4120 states have internal predecessors, (11186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:13,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 11186 transitions. [2022-02-18 15:35:13,864 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 11186 transitions. Word has length 131 [2022-02-18 15:35:13,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:13,864 INFO L470 AbstractCegarLoop]: Abstraction has 4121 states and 11186 transitions. [2022-02-18 15:35:13,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:13,864 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 11186 transitions. [2022-02-18 15:35:13,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:13,868 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:13,869 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:13,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-02-18 15:35:13,869 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:13,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:13,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1427600571, now seen corresponding path program 128 times [2022-02-18 15:35:13,869 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:13,869 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5512102] [2022-02-18 15:35:13,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:13,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:14,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:14,767 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:14,767 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5512102] [2022-02-18 15:35:14,768 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5512102] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:14,768 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:14,768 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:14,768 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937809448] [2022-02-18 15:35:14,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:14,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:14,768 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:14,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:14,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:14,768 INFO L87 Difference]: Start difference. First operand 4121 states and 11186 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:17,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:17,039 INFO L93 Difference]: Finished difference Result 4892 states and 13079 transitions. [2022-02-18 15:35:17,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:35:17,040 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:17,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:17,047 INFO L225 Difference]: With dead ends: 4892 [2022-02-18 15:35:17,047 INFO L226 Difference]: Without dead ends: 4892 [2022-02-18 15:35:17,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=369, Invalid=753, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:35:17,047 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 477 mSDsluCounter, 1016 mSDsCounter, 0 mSdLazyCounter, 931 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 477 SdHoareTripleChecker+Valid, 1167 SdHoareTripleChecker+Invalid, 1017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 931 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:17,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [477 Valid, 1167 Invalid, 1017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 931 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:35:17,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4892 states. [2022-02-18 15:35:17,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4892 to 4127. [2022-02-18 15:35:17,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4127 states, 4125 states have (on average 2.716121212121212) internal successors, (11204), 4126 states have internal predecessors, (11204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:17,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 11204 transitions. [2022-02-18 15:35:17,109 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 11204 transitions. Word has length 131 [2022-02-18 15:35:17,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:17,109 INFO L470 AbstractCegarLoop]: Abstraction has 4127 states and 11204 transitions. [2022-02-18 15:35:17,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:17,109 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 11204 transitions. [2022-02-18 15:35:17,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:17,114 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:17,114 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:17,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-02-18 15:35:17,114 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:17,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:17,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1427544771, now seen corresponding path program 129 times [2022-02-18 15:35:17,115 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:17,115 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434006510] [2022-02-18 15:35:17,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:17,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:18,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:18,389 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:18,389 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434006510] [2022-02-18 15:35:18,389 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434006510] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:18,389 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:18,389 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:18,389 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088486508] [2022-02-18 15:35:18,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:18,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:18,390 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:18,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:18,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:18,390 INFO L87 Difference]: Start difference. First operand 4127 states and 11204 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:20,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:20,874 INFO L93 Difference]: Finished difference Result 4816 states and 12887 transitions. [2022-02-18 15:35:20,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:35:20,875 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:20,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:20,881 INFO L225 Difference]: With dead ends: 4816 [2022-02-18 15:35:20,881 INFO L226 Difference]: Without dead ends: 4816 [2022-02-18 15:35:20,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=365, Invalid=757, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:35:20,881 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 456 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 817 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 456 SdHoareTripleChecker+Valid, 1016 SdHoareTripleChecker+Invalid, 908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:20,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [456 Valid, 1016 Invalid, 908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 817 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:35:20,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-02-18 15:35:20,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 4123. [2022-02-18 15:35:20,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4123 states, 4121 states have (on average 2.7158456685270567) internal successors, (11192), 4122 states have internal predecessors, (11192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:20,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4123 states to 4123 states and 11192 transitions. [2022-02-18 15:35:20,932 INFO L78 Accepts]: Start accepts. Automaton has 4123 states and 11192 transitions. Word has length 131 [2022-02-18 15:35:20,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:20,932 INFO L470 AbstractCegarLoop]: Abstraction has 4123 states and 11192 transitions. [2022-02-18 15:35:20,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:20,933 INFO L276 IsEmpty]: Start isEmpty. Operand 4123 states and 11192 transitions. [2022-02-18 15:35:20,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:20,937 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:20,937 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:20,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-02-18 15:35:20,937 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:20,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:20,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1223830131, now seen corresponding path program 130 times [2022-02-18 15:35:20,938 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:20,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316058329] [2022-02-18 15:35:20,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:20,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:20,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:21,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:21,928 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:21,928 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316058329] [2022-02-18 15:35:21,928 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316058329] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:21,928 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:21,928 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:21,928 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887946135] [2022-02-18 15:35:21,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:21,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:21,928 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:21,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:21,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:21,929 INFO L87 Difference]: Start difference. First operand 4123 states and 11192 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:24,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:24,331 INFO L93 Difference]: Finished difference Result 4878 states and 13041 transitions. [2022-02-18 15:35:24,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:35:24,332 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:24,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:24,339 INFO L225 Difference]: With dead ends: 4878 [2022-02-18 15:35:24,339 INFO L226 Difference]: Without dead ends: 4878 [2022-02-18 15:35:24,339 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=361, Invalid=761, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:35:24,339 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 456 mSDsluCounter, 1098 mSDsCounter, 0 mSdLazyCounter, 1095 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 456 SdHoareTripleChecker+Valid, 1246 SdHoareTripleChecker+Invalid, 1181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:24,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [456 Valid, 1246 Invalid, 1181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1095 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:35:24,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4878 states. [2022-02-18 15:35:24,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4878 to 4131. [2022-02-18 15:35:24,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4131 states, 4129 states have (on average 2.7163962218454833) internal successors, (11216), 4130 states have internal predecessors, (11216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 4131 states and 11216 transitions. [2022-02-18 15:35:24,401 INFO L78 Accepts]: Start accepts. Automaton has 4131 states and 11216 transitions. Word has length 131 [2022-02-18 15:35:24,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:24,401 INFO L470 AbstractCegarLoop]: Abstraction has 4131 states and 11216 transitions. [2022-02-18 15:35:24,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:24,402 INFO L276 IsEmpty]: Start isEmpty. Operand 4131 states and 11216 transitions. [2022-02-18 15:35:24,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:24,406 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:24,406 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:24,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-02-18 15:35:24,406 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:24,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:24,407 INFO L85 PathProgramCache]: Analyzing trace with hash 1223774331, now seen corresponding path program 131 times [2022-02-18 15:35:24,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:24,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318659288] [2022-02-18 15:35:24,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:24,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:25,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:25,799 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:25,799 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318659288] [2022-02-18 15:35:25,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318659288] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:25,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:25,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:25,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042301449] [2022-02-18 15:35:25,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:25,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:25,799 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:25,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:25,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:25,800 INFO L87 Difference]: Start difference. First operand 4131 states and 11216 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:28,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:28,215 INFO L93 Difference]: Finished difference Result 4810 states and 12869 transitions. [2022-02-18 15:35:28,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:35:28,215 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:28,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:28,221 INFO L225 Difference]: With dead ends: 4810 [2022-02-18 15:35:28,221 INFO L226 Difference]: Without dead ends: 4810 [2022-02-18 15:35:28,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:35:28,221 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 564 mSDsluCounter, 901 mSDsCounter, 0 mSdLazyCounter, 884 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 564 SdHoareTripleChecker+Valid, 1055 SdHoareTripleChecker+Invalid, 970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:28,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [564 Valid, 1055 Invalid, 970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 884 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:35:28,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2022-02-18 15:35:28,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 4129. [2022-02-18 15:35:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4129 states, 4127 states have (on average 2.716258783620063) internal successors, (11210), 4128 states have internal predecessors, (11210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:28,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 4129 states and 11210 transitions. [2022-02-18 15:35:28,274 INFO L78 Accepts]: Start accepts. Automaton has 4129 states and 11210 transitions. Word has length 131 [2022-02-18 15:35:28,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:28,274 INFO L470 AbstractCegarLoop]: Abstraction has 4129 states and 11210 transitions. [2022-02-18 15:35:28,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:28,274 INFO L276 IsEmpty]: Start isEmpty. Operand 4129 states and 11210 transitions. [2022-02-18 15:35:28,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:28,279 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:28,279 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:28,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-02-18 15:35:28,279 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:28,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:28,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1223327931, now seen corresponding path program 132 times [2022-02-18 15:35:28,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:28,279 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286667011] [2022-02-18 15:35:28,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:28,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:29,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:29,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:29,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286667011] [2022-02-18 15:35:29,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286667011] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:29,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:29,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:29,361 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487206706] [2022-02-18 15:35:29,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:29,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:29,361 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:29,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:29,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:29,361 INFO L87 Difference]: Start difference. First operand 4129 states and 11210 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:31,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:31,821 INFO L93 Difference]: Finished difference Result 4870 states and 13015 transitions. [2022-02-18 15:35:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:35:31,821 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:31,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:31,828 INFO L225 Difference]: With dead ends: 4870 [2022-02-18 15:35:31,828 INFO L226 Difference]: Without dead ends: 4870 [2022-02-18 15:35:31,828 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:35:31,829 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 427 mSDsluCounter, 1271 mSDsCounter, 0 mSdLazyCounter, 1251 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 1412 SdHoareTripleChecker+Invalid, 1329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 1251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:31,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [427 Valid, 1412 Invalid, 1329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 1251 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:35:31,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4870 states. [2022-02-18 15:35:31,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4870 to 4130. [2022-02-18 15:35:31,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4130 states, 4128 states have (on average 2.716327519379845) internal successors, (11213), 4129 states have internal predecessors, (11213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:31,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4130 states to 4130 states and 11213 transitions. [2022-02-18 15:35:31,884 INFO L78 Accepts]: Start accepts. Automaton has 4130 states and 11213 transitions. Word has length 131 [2022-02-18 15:35:31,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:31,884 INFO L470 AbstractCegarLoop]: Abstraction has 4130 states and 11213 transitions. [2022-02-18 15:35:31,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:31,884 INFO L276 IsEmpty]: Start isEmpty. Operand 4130 states and 11213 transitions. [2022-02-18 15:35:31,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:31,889 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:31,889 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:31,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-02-18 15:35:31,889 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:31,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:31,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1221612081, now seen corresponding path program 133 times [2022-02-18 15:35:31,889 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:31,890 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676669286] [2022-02-18 15:35:31,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:31,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:33,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:33,565 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:33,565 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676669286] [2022-02-18 15:35:33,565 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676669286] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:33,565 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:33,565 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:33,565 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405248443] [2022-02-18 15:35:33,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:33,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:33,565 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:33,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:33,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:33,566 INFO L87 Difference]: Start difference. First operand 4130 states and 11213 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:35,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:35,361 INFO L93 Difference]: Finished difference Result 4816 states and 12893 transitions. [2022-02-18 15:35:35,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:35:35,362 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:35,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:35,368 INFO L225 Difference]: With dead ends: 4816 [2022-02-18 15:35:35,368 INFO L226 Difference]: Without dead ends: 4816 [2022-02-18 15:35:35,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:35:35,368 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 434 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 921 SdHoareTripleChecker+Invalid, 836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:35,368 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [434 Valid, 921 Invalid, 836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 751 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:35:35,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-02-18 15:35:35,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 4128. [2022-02-18 15:35:35,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4128 states, 4126 states have (on average 2.716190014541929) internal successors, (11207), 4127 states have internal predecessors, (11207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:35,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 4128 states and 11207 transitions. [2022-02-18 15:35:35,420 INFO L78 Accepts]: Start accepts. Automaton has 4128 states and 11207 transitions. Word has length 131 [2022-02-18 15:35:35,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:35,420 INFO L470 AbstractCegarLoop]: Abstraction has 4128 states and 11207 transitions. [2022-02-18 15:35:35,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:35,421 INFO L276 IsEmpty]: Start isEmpty. Operand 4128 states and 11207 transitions. [2022-02-18 15:35:35,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:35,425 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:35,425 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:35,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-02-18 15:35:35,425 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:35,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:35,426 INFO L85 PathProgramCache]: Analyzing trace with hash -743177153, now seen corresponding path program 134 times [2022-02-18 15:35:35,426 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:35,426 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792244253] [2022-02-18 15:35:35,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:35,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:36,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:36,434 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:36,434 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792244253] [2022-02-18 15:35:36,434 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792244253] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:36,434 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:36,434 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:36,434 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076028875] [2022-02-18 15:35:36,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:36,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:36,434 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:36,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:36,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:36,435 INFO L87 Difference]: Start difference. First operand 4128 states and 11207 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:38,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:38,609 INFO L93 Difference]: Finished difference Result 4841 states and 12925 transitions. [2022-02-18 15:35:38,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:35:38,609 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:38,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:38,616 INFO L225 Difference]: With dead ends: 4841 [2022-02-18 15:35:38,616 INFO L226 Difference]: Without dead ends: 4841 [2022-02-18 15:35:38,616 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:35:38,616 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 428 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 1070 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 428 SdHoareTripleChecker+Valid, 1271 SdHoareTripleChecker+Invalid, 1147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 1070 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:38,616 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [428 Valid, 1271 Invalid, 1147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 1070 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:35:38,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4841 states. [2022-02-18 15:35:38,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4841 to 4124. [2022-02-18 15:35:38,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4124 states, 4122 states have (on average 2.7159146045608926) internal successors, (11195), 4123 states have internal predecessors, (11195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:38,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 4124 states and 11195 transitions. [2022-02-18 15:35:38,670 INFO L78 Accepts]: Start accepts. Automaton has 4124 states and 11195 transitions. Word has length 131 [2022-02-18 15:35:38,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:38,670 INFO L470 AbstractCegarLoop]: Abstraction has 4124 states and 11195 transitions. [2022-02-18 15:35:38,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:38,671 INFO L276 IsEmpty]: Start isEmpty. Operand 4124 states and 11195 transitions. [2022-02-18 15:35:38,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:38,675 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:38,675 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:38,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-02-18 15:35:38,675 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:38,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:38,675 INFO L85 PathProgramCache]: Analyzing trace with hash -744893003, now seen corresponding path program 135 times [2022-02-18 15:35:38,675 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:38,675 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318556937] [2022-02-18 15:35:38,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:38,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:40,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:40,149 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:40,149 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318556937] [2022-02-18 15:35:40,149 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318556937] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:40,150 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:40,150 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:40,150 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788274003] [2022-02-18 15:35:40,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:40,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:40,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:40,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:40,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:40,150 INFO L87 Difference]: Start difference. First operand 4124 states and 11195 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:41,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:41,949 INFO L93 Difference]: Finished difference Result 4781 states and 12785 transitions. [2022-02-18 15:35:41,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:35:41,950 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:41,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:41,956 INFO L225 Difference]: With dead ends: 4781 [2022-02-18 15:35:41,956 INFO L226 Difference]: Without dead ends: 4781 [2022-02-18 15:35:41,957 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:35:41,957 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 428 mSDsluCounter, 1025 mSDsCounter, 0 mSdLazyCounter, 989 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 428 SdHoareTripleChecker+Valid, 1170 SdHoareTripleChecker+Invalid, 1070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 989 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:41,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [428 Valid, 1170 Invalid, 1070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 989 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:35:41,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4781 states. [2022-02-18 15:35:41,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4781 to 4121. [2022-02-18 15:35:42,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4121 states, 4119 states have (on average 2.715707696042729) internal successors, (11186), 4120 states have internal predecessors, (11186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:42,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 11186 transitions. [2022-02-18 15:35:42,009 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 11186 transitions. Word has length 131 [2022-02-18 15:35:42,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:42,009 INFO L470 AbstractCegarLoop]: Abstraction has 4121 states and 11186 transitions. [2022-02-18 15:35:42,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:42,009 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 11186 transitions. [2022-02-18 15:35:42,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:42,013 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:42,014 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:42,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-02-18 15:35:42,014 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:42,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:42,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1271131769, now seen corresponding path program 136 times [2022-02-18 15:35:42,014 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:42,014 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980137409] [2022-02-18 15:35:42,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:42,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:42,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:42,653 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:42,653 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980137409] [2022-02-18 15:35:42,653 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980137409] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:42,653 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:42,653 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:42,653 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791406389] [2022-02-18 15:35:42,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:42,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:42,653 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:42,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:42,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:42,654 INFO L87 Difference]: Start difference. First operand 4121 states and 11186 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:45,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:45,254 INFO L93 Difference]: Finished difference Result 4902 states and 13116 transitions. [2022-02-18 15:35:45,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:35:45,254 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:45,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:45,260 INFO L225 Difference]: With dead ends: 4902 [2022-02-18 15:35:45,260 INFO L226 Difference]: Without dead ends: 4902 [2022-02-18 15:35:45,261 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=516, Invalid=1044, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:35:45,261 INFO L933 BasicCegarLoop]: 209 mSDtfsCounter, 631 mSDsluCounter, 864 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 1058 SdHoareTripleChecker+Invalid, 1023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:45,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [631 Valid, 1058 Invalid, 1023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 901 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:35:45,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4902 states. [2022-02-18 15:35:45,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4902 to 4125. [2022-02-18 15:35:45,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4125 states, 4123 states have (on average 2.7159835071549843) internal successors, (11198), 4124 states have internal predecessors, (11198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4125 states to 4125 states and 11198 transitions. [2022-02-18 15:35:45,314 INFO L78 Accepts]: Start accepts. Automaton has 4125 states and 11198 transitions. Word has length 131 [2022-02-18 15:35:45,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:45,314 INFO L470 AbstractCegarLoop]: Abstraction has 4125 states and 11198 transitions. [2022-02-18 15:35:45,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:45,314 INFO L276 IsEmpty]: Start isEmpty. Operand 4125 states and 11198 transitions. [2022-02-18 15:35:45,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:45,318 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:45,319 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:45,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-02-18 15:35:45,319 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:45,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:45,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1277272559, now seen corresponding path program 137 times [2022-02-18 15:35:45,319 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:45,319 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279791036] [2022-02-18 15:35:45,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:45,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:46,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:46,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:46,162 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279791036] [2022-02-18 15:35:46,162 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279791036] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:46,162 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:46,162 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:46,162 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705866212] [2022-02-18 15:35:46,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:46,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:46,162 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:46,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:46,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:46,163 INFO L87 Difference]: Start difference. First operand 4125 states and 11198 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:48,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:48,537 INFO L93 Difference]: Finished difference Result 4960 states and 13283 transitions. [2022-02-18 15:35:48,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:35:48,538 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:48,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:48,544 INFO L225 Difference]: With dead ends: 4960 [2022-02-18 15:35:48,545 INFO L226 Difference]: Without dead ends: 4960 [2022-02-18 15:35:48,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=412, Invalid=848, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:35:48,545 INFO L933 BasicCegarLoop]: 169 mSDtfsCounter, 607 mSDsluCounter, 752 mSDsCounter, 0 mSdLazyCounter, 834 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 607 SdHoareTripleChecker+Valid, 907 SdHoareTripleChecker+Invalid, 932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 834 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:48,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [607 Valid, 907 Invalid, 932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 834 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:35:48,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4960 states. [2022-02-18 15:35:48,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4960 to 4129. [2022-02-18 15:35:48,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4129 states, 4127 states have (on average 2.716258783620063) internal successors, (11210), 4128 states have internal predecessors, (11210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:48,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 4129 states and 11210 transitions. [2022-02-18 15:35:48,600 INFO L78 Accepts]: Start accepts. Automaton has 4129 states and 11210 transitions. Word has length 131 [2022-02-18 15:35:48,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:48,601 INFO L470 AbstractCegarLoop]: Abstraction has 4129 states and 11210 transitions. [2022-02-18 15:35:48,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:48,601 INFO L276 IsEmpty]: Start isEmpty. Operand 4129 states and 11210 transitions. [2022-02-18 15:35:48,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:48,605 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:48,605 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:48,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-02-18 15:35:48,605 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:48,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:48,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1277328359, now seen corresponding path program 138 times [2022-02-18 15:35:48,606 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:48,606 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056712326] [2022-02-18 15:35:48,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:48,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:49,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:49,785 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:49,785 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056712326] [2022-02-18 15:35:49,785 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056712326] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:49,785 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:49,786 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:49,786 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026433714] [2022-02-18 15:35:49,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:49,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:49,786 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:49,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:49,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:49,786 INFO L87 Difference]: Start difference. First operand 4129 states and 11210 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:52,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:52,543 INFO L93 Difference]: Finished difference Result 4884 states and 13091 transitions. [2022-02-18 15:35:52,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:35:52,544 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:52,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:52,549 INFO L225 Difference]: With dead ends: 4884 [2022-02-18 15:35:52,549 INFO L226 Difference]: Without dead ends: 4884 [2022-02-18 15:35:52,550 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=409, Invalid=851, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:35:52,550 INFO L933 BasicCegarLoop]: 169 mSDtfsCounter, 445 mSDsluCounter, 927 mSDsCounter, 0 mSdLazyCounter, 940 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 445 SdHoareTripleChecker+Valid, 1078 SdHoareTripleChecker+Invalid, 1023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 940 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:52,550 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [445 Valid, 1078 Invalid, 1023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 940 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:35:52,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4884 states. [2022-02-18 15:35:52,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4884 to 4125. [2022-02-18 15:35:52,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4125 states, 4123 states have (on average 2.7159835071549843) internal successors, (11198), 4124 states have internal predecessors, (11198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:52,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4125 states to 4125 states and 11198 transitions. [2022-02-18 15:35:52,595 INFO L78 Accepts]: Start accepts. Automaton has 4125 states and 11198 transitions. Word has length 131 [2022-02-18 15:35:52,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:52,595 INFO L470 AbstractCegarLoop]: Abstraction has 4125 states and 11198 transitions. [2022-02-18 15:35:52,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:52,596 INFO L276 IsEmpty]: Start isEmpty. Operand 4125 states and 11198 transitions. [2022-02-18 15:35:52,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:52,600 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:52,600 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:52,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-02-18 15:35:52,600 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:52,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:52,600 INFO L85 PathProgramCache]: Analyzing trace with hash 197861267, now seen corresponding path program 139 times [2022-02-18 15:35:52,601 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:52,601 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912160697] [2022-02-18 15:35:52,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:52,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:53,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:53,321 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:53,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912160697] [2022-02-18 15:35:53,321 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912160697] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:53,321 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:53,321 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:53,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509313606] [2022-02-18 15:35:53,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:53,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:53,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:53,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:53,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:53,322 INFO L87 Difference]: Start difference. First operand 4125 states and 11198 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:55,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:55,512 INFO L93 Difference]: Finished difference Result 4880 states and 13054 transitions. [2022-02-18 15:35:55,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:35:55,513 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:55,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:55,520 INFO L225 Difference]: With dead ends: 4880 [2022-02-18 15:35:55,520 INFO L226 Difference]: Without dead ends: 4880 [2022-02-18 15:35:55,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=510, Invalid=1050, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:35:55,521 INFO L933 BasicCegarLoop]: 209 mSDtfsCounter, 478 mSDsluCounter, 1109 mSDsCounter, 0 mSdLazyCounter, 1023 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 478 SdHoareTripleChecker+Valid, 1302 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1023 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:55,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [478 Valid, 1302 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1023 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:35:55,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4880 states. [2022-02-18 15:35:55,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4880 to 4131. [2022-02-18 15:35:55,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4131 states, 4129 states have (on average 2.7163962218454833) internal successors, (11216), 4130 states have internal predecessors, (11216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:55,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 4131 states and 11216 transitions. [2022-02-18 15:35:55,577 INFO L78 Accepts]: Start accepts. Automaton has 4131 states and 11216 transitions. Word has length 131 [2022-02-18 15:35:55,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:55,577 INFO L470 AbstractCegarLoop]: Abstraction has 4131 states and 11216 transitions. [2022-02-18 15:35:55,578 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:55,578 INFO L276 IsEmpty]: Start isEmpty. Operand 4131 states and 11216 transitions. [2022-02-18 15:35:55,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:55,582 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:55,582 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:55,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-02-18 15:35:55,582 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:55,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:55,583 INFO L85 PathProgramCache]: Analyzing trace with hash 191720477, now seen corresponding path program 140 times [2022-02-18 15:35:55,583 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:55,583 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046916052] [2022-02-18 15:35:55,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:55,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:35:56,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:35:56,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:35:56,496 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046916052] [2022-02-18 15:35:56,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046916052] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:35:56,496 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:35:56,496 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:35:56,496 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828299899] [2022-02-18 15:35:56,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:35:56,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:35:56,496 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:35:56,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:35:56,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:35:56,497 INFO L87 Difference]: Start difference. First operand 4131 states and 11216 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:59,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:35:59,212 INFO L93 Difference]: Finished difference Result 4992 states and 13379 transitions. [2022-02-18 15:35:59,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:35:59,213 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:35:59,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:35:59,220 INFO L225 Difference]: With dead ends: 4992 [2022-02-18 15:35:59,220 INFO L226 Difference]: Without dead ends: 4992 [2022-02-18 15:35:59,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=400, Invalid=860, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:35:59,220 INFO L933 BasicCegarLoop]: 169 mSDtfsCounter, 582 mSDsluCounter, 1154 mSDsCounter, 0 mSdLazyCounter, 1176 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 582 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 1267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 1176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:35:59,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [582 Valid, 1301 Invalid, 1267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 1176 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:35:59,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4992 states. [2022-02-18 15:35:59,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4992 to 4135. [2022-02-18 15:35:59,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4135 states, 4133 states have (on average 2.7166706992499394) internal successors, (11228), 4134 states have internal predecessors, (11228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 4135 states and 11228 transitions. [2022-02-18 15:35:59,279 INFO L78 Accepts]: Start accepts. Automaton has 4135 states and 11228 transitions. Word has length 131 [2022-02-18 15:35:59,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:35:59,280 INFO L470 AbstractCegarLoop]: Abstraction has 4135 states and 11228 transitions. [2022-02-18 15:35:59,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:35:59,280 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 11228 transitions. [2022-02-18 15:35:59,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:35:59,284 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:35:59,284 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:35:59,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-02-18 15:35:59,284 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:35:59,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:35:59,285 INFO L85 PathProgramCache]: Analyzing trace with hash 191664677, now seen corresponding path program 141 times [2022-02-18 15:35:59,285 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:35:59,285 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575745887] [2022-02-18 15:35:59,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:35:59,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:35:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:00,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:00,433 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:00,433 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575745887] [2022-02-18 15:36:00,433 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575745887] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:00,433 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:00,433 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:00,433 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387353332] [2022-02-18 15:36:00,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:00,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:00,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:00,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:00,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:00,434 INFO L87 Difference]: Start difference. First operand 4135 states and 11228 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:03,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:03,401 INFO L93 Difference]: Finished difference Result 4912 states and 13175 transitions. [2022-02-18 15:36:03,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:36:03,402 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:03,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:03,408 INFO L225 Difference]: With dead ends: 4912 [2022-02-18 15:36:03,408 INFO L226 Difference]: Without dead ends: 4912 [2022-02-18 15:36:03,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=396, Invalid=864, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:36:03,409 INFO L933 BasicCegarLoop]: 169 mSDtfsCounter, 577 mSDsluCounter, 1112 mSDsCounter, 0 mSdLazyCounter, 1175 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 1259 SdHoareTripleChecker+Invalid, 1270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:03,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [577 Valid, 1259 Invalid, 1270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1175 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:36:03,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4912 states. [2022-02-18 15:36:03,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4912 to 4131. [2022-02-18 15:36:03,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4131 states, 4129 states have (on average 2.7163962218454833) internal successors, (11216), 4130 states have internal predecessors, (11216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:03,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 4131 states and 11216 transitions. [2022-02-18 15:36:03,458 INFO L78 Accepts]: Start accepts. Automaton has 4131 states and 11216 transitions. Word has length 131 [2022-02-18 15:36:03,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:03,458 INFO L470 AbstractCegarLoop]: Abstraction has 4131 states and 11216 transitions. [2022-02-18 15:36:03,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:03,458 INFO L276 IsEmpty]: Start isEmpty. Operand 4131 states and 11216 transitions. [2022-02-18 15:36:03,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:03,462 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:03,462 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:03,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-02-18 15:36:03,462 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:03,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:03,462 INFO L85 PathProgramCache]: Analyzing trace with hash 177882077, now seen corresponding path program 142 times [2022-02-18 15:36:03,463 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:03,463 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177303581] [2022-02-18 15:36:03,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:03,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:03,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:04,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:04,367 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:04,367 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177303581] [2022-02-18 15:36:04,367 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177303581] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:04,367 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:04,367 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:04,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183305488] [2022-02-18 15:36:04,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:04,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:04,368 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:04,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:04,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:04,368 INFO L87 Difference]: Start difference. First operand 4131 states and 11216 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:06,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:06,312 INFO L93 Difference]: Finished difference Result 4857 states and 12979 transitions. [2022-02-18 15:36:06,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:36:06,313 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:06,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:06,319 INFO L225 Difference]: With dead ends: 4857 [2022-02-18 15:36:06,320 INFO L226 Difference]: Without dead ends: 4857 [2022-02-18 15:36:06,320 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:36:06,320 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 455 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 980 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 1133 SdHoareTripleChecker+Invalid, 1069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 980 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:06,320 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [455 Valid, 1133 Invalid, 1069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 980 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:36:06,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4857 states. [2022-02-18 15:36:06,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4857 to 4136. [2022-02-18 15:36:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4136 states, 4134 states have (on average 2.71673923560716) internal successors, (11231), 4135 states have internal predecessors, (11231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:06,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4136 states to 4136 states and 11231 transitions. [2022-02-18 15:36:06,370 INFO L78 Accepts]: Start accepts. Automaton has 4136 states and 11231 transitions. Word has length 131 [2022-02-18 15:36:06,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:06,370 INFO L470 AbstractCegarLoop]: Abstraction has 4136 states and 11231 transitions. [2022-02-18 15:36:06,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:06,370 INFO L276 IsEmpty]: Start isEmpty. Operand 4136 states and 11231 transitions. [2022-02-18 15:36:06,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:06,375 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:06,375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:06,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-02-18 15:36:06,375 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:06,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:06,375 INFO L85 PathProgramCache]: Analyzing trace with hash 177812327, now seen corresponding path program 143 times [2022-02-18 15:36:06,375 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:06,375 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404004758] [2022-02-18 15:36:06,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:06,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:07,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:07,521 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:07,521 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404004758] [2022-02-18 15:36:07,521 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404004758] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:07,521 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:07,521 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:07,521 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072764507] [2022-02-18 15:36:07,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:07,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:07,521 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:07,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:07,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:07,522 INFO L87 Difference]: Start difference. First operand 4136 states and 11231 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:09,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:09,699 INFO L93 Difference]: Finished difference Result 4833 states and 12913 transitions. [2022-02-18 15:36:09,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:36:09,699 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:09,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:09,705 INFO L225 Difference]: With dead ends: 4833 [2022-02-18 15:36:09,705 INFO L226 Difference]: Without dead ends: 4833 [2022-02-18 15:36:09,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=295, Invalid=697, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:36:09,705 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 548 mSDsluCounter, 1062 mSDsCounter, 0 mSdLazyCounter, 1087 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 1197 SdHoareTripleChecker+Invalid, 1175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1087 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:09,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [548 Valid, 1197 Invalid, 1175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1087 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:36:09,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4833 states. [2022-02-18 15:36:09,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4833 to 4132. [2022-02-18 15:36:09,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4132 states, 4130 states have (on average 2.7164648910411624) internal successors, (11219), 4131 states have internal predecessors, (11219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:09,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 4132 states and 11219 transitions. [2022-02-18 15:36:09,754 INFO L78 Accepts]: Start accepts. Automaton has 4132 states and 11219 transitions. Word has length 131 [2022-02-18 15:36:09,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:09,755 INFO L470 AbstractCegarLoop]: Abstraction has 4132 states and 11219 transitions. [2022-02-18 15:36:09,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:09,755 INFO L276 IsEmpty]: Start isEmpty. Operand 4132 states and 11219 transitions. [2022-02-18 15:36:09,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:09,759 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:09,759 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:09,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-02-18 15:36:09,759 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:09,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:09,759 INFO L85 PathProgramCache]: Analyzing trace with hash -12049963, now seen corresponding path program 144 times [2022-02-18 15:36:09,759 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:09,760 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184020714] [2022-02-18 15:36:09,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:09,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:10,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:10,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184020714] [2022-02-18 15:36:10,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184020714] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:10,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:10,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:10,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241208540] [2022-02-18 15:36:10,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:10,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:10,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:10,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:10,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:10,810 INFO L87 Difference]: Start difference. First operand 4132 states and 11219 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:13,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:13,031 INFO L93 Difference]: Finished difference Result 4823 states and 12887 transitions. [2022-02-18 15:36:13,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:36:13,032 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:13,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:13,038 INFO L225 Difference]: With dead ends: 4823 [2022-02-18 15:36:13,038 INFO L226 Difference]: Without dead ends: 4823 [2022-02-18 15:36:13,038 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:36:13,039 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 525 mSDsluCounter, 961 mSDsCounter, 0 mSdLazyCounter, 978 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 525 SdHoareTripleChecker+Valid, 1099 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 978 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:13,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [525 Valid, 1099 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 978 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:36:13,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4823 states. [2022-02-18 15:36:13,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4823 to 4137. [2022-02-18 15:36:13,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4137 states, 4135 states have (on average 2.716807738814994) internal successors, (11234), 4136 states have internal predecessors, (11234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:13,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4137 states to 4137 states and 11234 transitions. [2022-02-18 15:36:13,090 INFO L78 Accepts]: Start accepts. Automaton has 4137 states and 11234 transitions. Word has length 131 [2022-02-18 15:36:13,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:13,090 INFO L470 AbstractCegarLoop]: Abstraction has 4137 states and 11234 transitions. [2022-02-18 15:36:13,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:13,091 INFO L276 IsEmpty]: Start isEmpty. Operand 4137 states and 11234 transitions. [2022-02-18 15:36:13,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:13,095 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:13,095 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:13,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-02-18 15:36:13,095 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:13,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:13,095 INFO L85 PathProgramCache]: Analyzing trace with hash -12105763, now seen corresponding path program 145 times [2022-02-18 15:36:13,095 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:13,096 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419799566] [2022-02-18 15:36:13,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:13,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:13,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:14,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:14,669 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:14,669 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419799566] [2022-02-18 15:36:14,669 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419799566] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:14,669 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:14,669 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:14,669 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841387643] [2022-02-18 15:36:14,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:14,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:14,670 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:14,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:14,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:14,670 INFO L87 Difference]: Start difference. First operand 4137 states and 11234 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:16,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:16,993 INFO L93 Difference]: Finished difference Result 4789 states and 12815 transitions. [2022-02-18 15:36:16,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:36:16,993 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:16,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:16,999 INFO L225 Difference]: With dead ends: 4789 [2022-02-18 15:36:16,999 INFO L226 Difference]: Without dead ends: 4789 [2022-02-18 15:36:17,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=298, Invalid=694, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:36:17,000 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 489 mSDsluCounter, 1106 mSDsCounter, 0 mSdLazyCounter, 1061 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 1241 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1061 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:17,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [489 Valid, 1241 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1061 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:36:17,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4789 states. [2022-02-18 15:36:17,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4789 to 4135. [2022-02-18 15:36:17,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4135 states, 4133 states have (on average 2.7166706992499394) internal successors, (11228), 4134 states have internal predecessors, (11228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:17,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 4135 states and 11228 transitions. [2022-02-18 15:36:17,051 INFO L78 Accepts]: Start accepts. Automaton has 4135 states and 11228 transitions. Word has length 131 [2022-02-18 15:36:17,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:17,052 INFO L470 AbstractCegarLoop]: Abstraction has 4135 states and 11228 transitions. [2022-02-18 15:36:17,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:17,052 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 11228 transitions. [2022-02-18 15:36:17,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:17,056 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:17,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:17,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-02-18 15:36:17,056 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:17,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:17,057 INFO L85 PathProgramCache]: Analyzing trace with hash -12552163, now seen corresponding path program 146 times [2022-02-18 15:36:17,057 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:17,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441068514] [2022-02-18 15:36:17,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:17,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:17,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:18,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:18,245 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:18,245 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441068514] [2022-02-18 15:36:18,245 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441068514] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:18,245 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:18,245 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:18,246 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408752814] [2022-02-18 15:36:18,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:18,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:18,246 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:18,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:18,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:18,246 INFO L87 Difference]: Start difference. First operand 4135 states and 11228 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:20,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:20,655 INFO L93 Difference]: Finished difference Result 4819 states and 12871 transitions. [2022-02-18 15:36:20,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:36:20,656 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:20,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:20,662 INFO L225 Difference]: With dead ends: 4819 [2022-02-18 15:36:20,662 INFO L226 Difference]: Without dead ends: 4819 [2022-02-18 15:36:20,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=294, Invalid=698, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:36:20,663 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 422 mSDsluCounter, 1267 mSDsCounter, 0 mSdLazyCounter, 1270 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 422 SdHoareTripleChecker+Valid, 1400 SdHoareTripleChecker+Invalid, 1349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 1270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:20,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [422 Valid, 1400 Invalid, 1349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 1270 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:36:20,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2022-02-18 15:36:20,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 4133. [2022-02-18 15:36:20,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4133 states, 4131 states have (on average 2.7165335269910433) internal successors, (11222), 4132 states have internal predecessors, (11222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:20,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 4133 states and 11222 transitions. [2022-02-18 15:36:20,716 INFO L78 Accepts]: Start accepts. Automaton has 4133 states and 11222 transitions. Word has length 131 [2022-02-18 15:36:20,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:20,717 INFO L470 AbstractCegarLoop]: Abstraction has 4133 states and 11222 transitions. [2022-02-18 15:36:20,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:20,717 INFO L276 IsEmpty]: Start isEmpty. Operand 4133 states and 11222 transitions. [2022-02-18 15:36:20,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:20,721 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:20,721 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:20,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-02-18 15:36:20,721 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:20,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:20,721 INFO L85 PathProgramCache]: Analyzing trace with hash -14268013, now seen corresponding path program 147 times [2022-02-18 15:36:20,721 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:20,721 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041786482] [2022-02-18 15:36:20,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:20,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:22,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:22,498 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:22,498 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041786482] [2022-02-18 15:36:22,498 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041786482] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:22,498 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:22,498 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:22,498 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184208160] [2022-02-18 15:36:22,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:22,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:22,498 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:22,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:22,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:22,499 INFO L87 Difference]: Start difference. First operand 4133 states and 11222 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:24,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:24,347 INFO L93 Difference]: Finished difference Result 4765 states and 12749 transitions. [2022-02-18 15:36:24,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:36:24,348 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:24,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:24,354 INFO L225 Difference]: With dead ends: 4765 [2022-02-18 15:36:24,354 INFO L226 Difference]: Without dead ends: 4765 [2022-02-18 15:36:24,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=302, Invalid=690, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:36:24,354 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 543 mSDsluCounter, 853 mSDsCounter, 0 mSdLazyCounter, 889 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 543 SdHoareTripleChecker+Valid, 993 SdHoareTripleChecker+Invalid, 978 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:24,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [543 Valid, 993 Invalid, 978 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 889 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:36:24,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-02-18 15:36:24,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 4131. [2022-02-18 15:36:24,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4131 states, 4129 states have (on average 2.7163962218454833) internal successors, (11216), 4130 states have internal predecessors, (11216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:24,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 4131 states and 11216 transitions. [2022-02-18 15:36:24,405 INFO L78 Accepts]: Start accepts. Automaton has 4131 states and 11216 transitions. Word has length 131 [2022-02-18 15:36:24,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:24,405 INFO L470 AbstractCegarLoop]: Abstraction has 4131 states and 11216 transitions. [2022-02-18 15:36:24,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:24,405 INFO L276 IsEmpty]: Start isEmpty. Operand 4131 states and 11216 transitions. [2022-02-18 15:36:24,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:24,409 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:24,409 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:24,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-02-18 15:36:24,409 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:24,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:24,410 INFO L85 PathProgramCache]: Analyzing trace with hash 189774997, now seen corresponding path program 148 times [2022-02-18 15:36:24,410 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:24,410 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203124086] [2022-02-18 15:36:24,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:24,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:25,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:25,158 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:25,158 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203124086] [2022-02-18 15:36:25,158 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203124086] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:25,158 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:25,158 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:25,158 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056731920] [2022-02-18 15:36:25,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:25,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:25,158 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:25,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:25,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:25,159 INFO L87 Difference]: Start difference. First operand 4131 states and 11216 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:27,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:27,222 INFO L93 Difference]: Finished difference Result 4838 states and 12919 transitions. [2022-02-18 15:36:27,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 15:36:27,222 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:27,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:27,228 INFO L225 Difference]: With dead ends: 4838 [2022-02-18 15:36:27,228 INFO L226 Difference]: Without dead ends: 4838 [2022-02-18 15:36:27,228 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-02-18 15:36:27,228 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 488 mSDsluCounter, 742 mSDsCounter, 0 mSdLazyCounter, 800 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 488 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 800 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:27,228 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [488 Valid, 883 Invalid, 887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 800 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:36:27,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4838 states. [2022-02-18 15:36:27,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4838 to 4135. [2022-02-18 15:36:27,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4135 states, 4133 states have (on average 2.7166706992499394) internal successors, (11228), 4134 states have internal predecessors, (11228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:27,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 4135 states and 11228 transitions. [2022-02-18 15:36:27,278 INFO L78 Accepts]: Start accepts. Automaton has 4135 states and 11228 transitions. Word has length 131 [2022-02-18 15:36:27,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:27,278 INFO L470 AbstractCegarLoop]: Abstraction has 4135 states and 11228 transitions. [2022-02-18 15:36:27,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:27,279 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 11228 transitions. [2022-02-18 15:36:27,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:27,283 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:27,283 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:27,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-02-18 15:36:27,283 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:27,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:27,283 INFO L85 PathProgramCache]: Analyzing trace with hash 189705247, now seen corresponding path program 149 times [2022-02-18 15:36:27,283 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:27,283 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374815329] [2022-02-18 15:36:27,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:27,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:28,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:28,174 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:28,174 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374815329] [2022-02-18 15:36:28,174 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374815329] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:28,174 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:28,174 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:28,174 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012071948] [2022-02-18 15:36:28,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:28,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:28,174 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:28,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:28,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:28,175 INFO L87 Difference]: Start difference. First operand 4135 states and 11228 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:30,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:30,538 INFO L93 Difference]: Finished difference Result 4820 states and 12871 transitions. [2022-02-18 15:36:30,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:36:30,538 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:30,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:30,544 INFO L225 Difference]: With dead ends: 4820 [2022-02-18 15:36:30,544 INFO L226 Difference]: Without dead ends: 4820 [2022-02-18 15:36:30,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=301, Invalid=691, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:36:30,545 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 536 mSDsluCounter, 1290 mSDsCounter, 0 mSdLazyCounter, 1333 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 536 SdHoareTripleChecker+Valid, 1422 SdHoareTripleChecker+Invalid, 1409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:30,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [536 Valid, 1422 Invalid, 1409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1333 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:36:30,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4820 states. [2022-02-18 15:36:30,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4820 to 4133. [2022-02-18 15:36:30,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4133 states, 4131 states have (on average 2.7165335269910433) internal successors, (11222), 4132 states have internal predecessors, (11222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:30,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 4133 states and 11222 transitions. [2022-02-18 15:36:30,593 INFO L78 Accepts]: Start accepts. Automaton has 4133 states and 11222 transitions. Word has length 131 [2022-02-18 15:36:30,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:30,593 INFO L470 AbstractCegarLoop]: Abstraction has 4133 states and 11222 transitions. [2022-02-18 15:36:30,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:30,593 INFO L276 IsEmpty]: Start isEmpty. Operand 4133 states and 11222 transitions. [2022-02-18 15:36:30,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:30,597 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:30,597 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:30,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-02-18 15:36:30,597 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:30,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:30,597 INFO L85 PathProgramCache]: Analyzing trace with hash -157043, now seen corresponding path program 150 times [2022-02-18 15:36:30,597 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:30,597 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248865126] [2022-02-18 15:36:30,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:30,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:31,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:31,555 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:31,555 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248865126] [2022-02-18 15:36:31,555 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248865126] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:31,555 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:31,555 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:31,555 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994456789] [2022-02-18 15:36:31,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:31,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:31,555 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:31,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:31,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:31,556 INFO L87 Difference]: Start difference. First operand 4133 states and 11222 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:33,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:33,755 INFO L93 Difference]: Finished difference Result 4806 states and 12831 transitions. [2022-02-18 15:36:33,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:36:33,755 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:33,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:33,761 INFO L225 Difference]: With dead ends: 4806 [2022-02-18 15:36:33,761 INFO L226 Difference]: Without dead ends: 4806 [2022-02-18 15:36:33,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:36:33,762 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 585 mSDsluCounter, 921 mSDsCounter, 0 mSdLazyCounter, 978 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1059 SdHoareTripleChecker+Invalid, 1075 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 978 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:33,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [585 Valid, 1059 Invalid, 1075 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 978 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:36:33,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4806 states. [2022-02-18 15:36:33,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4806 to 4137. [2022-02-18 15:36:33,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4137 states, 4135 states have (on average 2.716807738814994) internal successors, (11234), 4136 states have internal predecessors, (11234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:33,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4137 states to 4137 states and 11234 transitions. [2022-02-18 15:36:33,808 INFO L78 Accepts]: Start accepts. Automaton has 4137 states and 11234 transitions. Word has length 131 [2022-02-18 15:36:33,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:33,808 INFO L470 AbstractCegarLoop]: Abstraction has 4137 states and 11234 transitions. [2022-02-18 15:36:33,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 4137 states and 11234 transitions. [2022-02-18 15:36:33,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:33,812 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:33,813 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:33,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-02-18 15:36:33,813 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:33,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:33,813 INFO L85 PathProgramCache]: Analyzing trace with hash -212843, now seen corresponding path program 151 times [2022-02-18 15:36:33,813 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:33,813 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557835855] [2022-02-18 15:36:33,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:33,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:35,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:35,007 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:35,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557835855] [2022-02-18 15:36:35,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557835855] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:35,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:35,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:35,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534918639] [2022-02-18 15:36:35,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:35,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:35,008 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:35,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:35,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:35,008 INFO L87 Difference]: Start difference. First operand 4137 states and 11234 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:37,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:37,634 INFO L93 Difference]: Finished difference Result 4762 states and 12731 transitions. [2022-02-18 15:36:37,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 15:36:37,634 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:37,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:37,640 INFO L225 Difference]: With dead ends: 4762 [2022-02-18 15:36:37,640 INFO L226 Difference]: Without dead ends: 4762 [2022-02-18 15:36:37,640 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-02-18 15:36:37,641 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 425 mSDsluCounter, 1189 mSDsCounter, 0 mSdLazyCounter, 1173 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 1324 SdHoareTripleChecker+Invalid, 1253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:37,641 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [425 Valid, 1324 Invalid, 1253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1173 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:36:37,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4762 states. [2022-02-18 15:36:37,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4762 to 4135. [2022-02-18 15:36:37,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4135 states, 4133 states have (on average 2.7166706992499394) internal successors, (11228), 4134 states have internal predecessors, (11228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:37,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 4135 states and 11228 transitions. [2022-02-18 15:36:37,688 INFO L78 Accepts]: Start accepts. Automaton has 4135 states and 11228 transitions. Word has length 131 [2022-02-18 15:36:37,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:37,688 INFO L470 AbstractCegarLoop]: Abstraction has 4135 states and 11228 transitions. [2022-02-18 15:36:37,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:37,688 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 11228 transitions. [2022-02-18 15:36:37,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:37,692 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:37,692 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:37,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-02-18 15:36:37,692 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:37,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:37,693 INFO L85 PathProgramCache]: Analyzing trace with hash -659243, now seen corresponding path program 152 times [2022-02-18 15:36:37,693 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:37,693 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113525146] [2022-02-18 15:36:37,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:37,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:38,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:38,822 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:38,822 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113525146] [2022-02-18 15:36:38,822 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113525146] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:38,822 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:38,823 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:38,823 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330652937] [2022-02-18 15:36:38,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:38,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:38,823 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:38,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:38,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:38,823 INFO L87 Difference]: Start difference. First operand 4135 states and 11228 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:41,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:41,032 INFO L93 Difference]: Finished difference Result 4830 states and 12895 transitions. [2022-02-18 15:36:41,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:36:41,033 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:41,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:41,039 INFO L225 Difference]: With dead ends: 4830 [2022-02-18 15:36:41,039 INFO L226 Difference]: Without dead ends: 4830 [2022-02-18 15:36:41,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=299, Invalid=693, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:36:41,040 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 428 mSDsluCounter, 1070 mSDsCounter, 0 mSdLazyCounter, 1108 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 428 SdHoareTripleChecker+Valid, 1207 SdHoareTripleChecker+Invalid, 1189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 1108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:41,040 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [428 Valid, 1207 Invalid, 1189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 1108 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:36:41,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4830 states. [2022-02-18 15:36:41,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4830 to 4136. [2022-02-18 15:36:41,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4136 states, 4134 states have (on average 2.71673923560716) internal successors, (11231), 4135 states have internal predecessors, (11231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:41,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4136 states to 4136 states and 11231 transitions. [2022-02-18 15:36:41,093 INFO L78 Accepts]: Start accepts. Automaton has 4136 states and 11231 transitions. Word has length 131 [2022-02-18 15:36:41,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:41,093 INFO L470 AbstractCegarLoop]: Abstraction has 4136 states and 11231 transitions. [2022-02-18 15:36:41,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:41,093 INFO L276 IsEmpty]: Start isEmpty. Operand 4136 states and 11231 transitions. [2022-02-18 15:36:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:41,097 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:41,097 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:41,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-02-18 15:36:41,097 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:41,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:41,097 INFO L85 PathProgramCache]: Analyzing trace with hash -2375093, now seen corresponding path program 153 times [2022-02-18 15:36:41,098 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:41,098 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111367938] [2022-02-18 15:36:41,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:41,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:41,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:42,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:42,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:42,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111367938] [2022-02-18 15:36:42,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111367938] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:42,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:42,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:42,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570585623] [2022-02-18 15:36:42,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:42,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:42,478 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:42,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:42,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:42,479 INFO L87 Difference]: Start difference. First operand 4136 states and 11231 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:44,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:44,648 INFO L93 Difference]: Finished difference Result 4770 states and 12761 transitions. [2022-02-18 15:36:44,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:36:44,649 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:44,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:44,655 INFO L225 Difference]: With dead ends: 4770 [2022-02-18 15:36:44,655 INFO L226 Difference]: Without dead ends: 4770 [2022-02-18 15:36:44,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=302, Invalid=690, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:36:44,655 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 511 mSDsluCounter, 1167 mSDsCounter, 0 mSdLazyCounter, 1195 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 1278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:44,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [511 Valid, 1301 Invalid, 1278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1195 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:36:44,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4770 states. [2022-02-18 15:36:44,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4770 to 4134. [2022-02-18 15:36:44,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4134 states, 4132 states have (on average 2.716602129719264) internal successors, (11225), 4133 states have internal predecessors, (11225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:44,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4134 states to 4134 states and 11225 transitions. [2022-02-18 15:36:44,699 INFO L78 Accepts]: Start accepts. Automaton has 4134 states and 11225 transitions. Word has length 131 [2022-02-18 15:36:44,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:44,700 INFO L470 AbstractCegarLoop]: Abstraction has 4134 states and 11225 transitions. [2022-02-18 15:36:44,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:44,700 INFO L276 IsEmpty]: Start isEmpty. Operand 4134 states and 11225 transitions. [2022-02-18 15:36:44,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:44,703 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:44,703 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:44,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-02-18 15:36:44,704 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:44,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:44,704 INFO L85 PathProgramCache]: Analyzing trace with hash -372450923, now seen corresponding path program 154 times [2022-02-18 15:36:44,704 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:44,704 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526032083] [2022-02-18 15:36:44,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:44,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:45,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:45,451 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:45,451 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526032083] [2022-02-18 15:36:45,451 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526032083] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:45,451 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:45,451 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:45,451 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656811575] [2022-02-18 15:36:45,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:45,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:45,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:45,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:45,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:45,452 INFO L87 Difference]: Start difference. First operand 4134 states and 11225 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:48,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:48,080 INFO L93 Difference]: Finished difference Result 4903 states and 13010 transitions. [2022-02-18 15:36:48,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 15:36:48,080 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:48,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:48,086 INFO L225 Difference]: With dead ends: 4903 [2022-02-18 15:36:48,087 INFO L226 Difference]: Without dead ends: 4903 [2022-02-18 15:36:48,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=465, Invalid=1017, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:36:48,087 INFO L933 BasicCegarLoop]: 175 mSDtfsCounter, 480 mSDsluCounter, 1134 mSDsCounter, 0 mSdLazyCounter, 1073 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 1282 SdHoareTripleChecker+Invalid, 1194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1073 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:48,087 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 1282 Invalid, 1194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1073 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:36:48,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4903 states. [2022-02-18 15:36:48,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4903 to 4132. [2022-02-18 15:36:48,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4132 states, 4130 states have (on average 2.7164648910411624) internal successors, (11219), 4131 states have internal predecessors, (11219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:48,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 4132 states and 11219 transitions. [2022-02-18 15:36:48,132 INFO L78 Accepts]: Start accepts. Automaton has 4132 states and 11219 transitions. Word has length 131 [2022-02-18 15:36:48,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:48,132 INFO L470 AbstractCegarLoop]: Abstraction has 4132 states and 11219 transitions. [2022-02-18 15:36:48,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:48,132 INFO L276 IsEmpty]: Start isEmpty. Operand 4132 states and 11219 transitions. [2022-02-18 15:36:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:48,136 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:48,136 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:48,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-02-18 15:36:48,136 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:48,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:48,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1967164327, now seen corresponding path program 155 times [2022-02-18 15:36:48,137 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:48,137 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091275334] [2022-02-18 15:36:48,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:48,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:49,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:49,093 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:49,093 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091275334] [2022-02-18 15:36:49,094 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091275334] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:49,094 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:49,094 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:49,094 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091808336] [2022-02-18 15:36:49,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:49,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:49,094 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:49,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:49,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:49,094 INFO L87 Difference]: Start difference. First operand 4132 states and 11219 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:51,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:51,100 INFO L93 Difference]: Finished difference Result 4785 states and 12766 transitions. [2022-02-18 15:36:51,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:36:51,100 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:51,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:51,106 INFO L225 Difference]: With dead ends: 4785 [2022-02-18 15:36:51,106 INFO L226 Difference]: Without dead ends: 4785 [2022-02-18 15:36:51,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=302, Invalid=690, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:36:51,106 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 422 mSDsluCounter, 952 mSDsCounter, 0 mSdLazyCounter, 932 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 422 SdHoareTripleChecker+Valid, 1091 SdHoareTripleChecker+Invalid, 1011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 932 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:51,107 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [422 Valid, 1091 Invalid, 1011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 932 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:36:51,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4785 states. [2022-02-18 15:36:51,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4785 to 4128. [2022-02-18 15:36:51,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4128 states, 4126 states have (on average 2.716190014541929) internal successors, (11207), 4127 states have internal predecessors, (11207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:51,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 4128 states and 11207 transitions. [2022-02-18 15:36:51,155 INFO L78 Accepts]: Start accepts. Automaton has 4128 states and 11207 transitions. Word has length 131 [2022-02-18 15:36:51,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:51,155 INFO L470 AbstractCegarLoop]: Abstraction has 4128 states and 11207 transitions. [2022-02-18 15:36:51,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:51,155 INFO L276 IsEmpty]: Start isEmpty. Operand 4128 states and 11207 transitions. [2022-02-18 15:36:51,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:51,159 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:51,159 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:51,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-02-18 15:36:51,159 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:51,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:51,159 INFO L85 PathProgramCache]: Analyzing trace with hash -1968880177, now seen corresponding path program 156 times [2022-02-18 15:36:51,160 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:51,160 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588068891] [2022-02-18 15:36:51,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:51,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:52,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:52,454 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:52,454 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588068891] [2022-02-18 15:36:52,454 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588068891] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:52,454 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:52,454 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:52,454 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196168123] [2022-02-18 15:36:52,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:52,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:52,454 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:52,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:52,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:52,455 INFO L87 Difference]: Start difference. First operand 4128 states and 11207 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:54,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:54,118 INFO L93 Difference]: Finished difference Result 4725 states and 12626 transitions. [2022-02-18 15:36:54,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:36:54,118 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:54,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:54,124 INFO L225 Difference]: With dead ends: 4725 [2022-02-18 15:36:54,124 INFO L226 Difference]: Without dead ends: 4725 [2022-02-18 15:36:54,124 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:36:54,125 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 417 mSDsluCounter, 762 mSDsCounter, 0 mSdLazyCounter, 743 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 417 SdHoareTripleChecker+Valid, 905 SdHoareTripleChecker+Invalid, 823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:54,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [417 Valid, 905 Invalid, 823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 743 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:36:54,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4725 states. [2022-02-18 15:36:54,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4725 to 4125. [2022-02-18 15:36:54,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4125 states, 4123 states have (on average 2.7159835071549843) internal successors, (11198), 4124 states have internal predecessors, (11198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:54,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4125 states to 4125 states and 11198 transitions. [2022-02-18 15:36:54,175 INFO L78 Accepts]: Start accepts. Automaton has 4125 states and 11198 transitions. Word has length 131 [2022-02-18 15:36:54,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:54,175 INFO L470 AbstractCegarLoop]: Abstraction has 4125 states and 11198 transitions. [2022-02-18 15:36:54,175 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:54,175 INFO L276 IsEmpty]: Start isEmpty. Operand 4125 states and 11198 transitions. [2022-02-18 15:36:54,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:54,180 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:54,180 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:54,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-02-18 15:36:54,180 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:54,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:54,180 INFO L85 PathProgramCache]: Analyzing trace with hash -2160173, now seen corresponding path program 157 times [2022-02-18 15:36:54,180 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:54,180 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097097139] [2022-02-18 15:36:54,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:54,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:54,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:54,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:54,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097097139] [2022-02-18 15:36:54,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097097139] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:54,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:54,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:36:54,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100173069] [2022-02-18 15:36:54,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:54,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:36:54,834 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:54,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:36:54,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:36:54,834 INFO L87 Difference]: Start difference. First operand 4125 states and 11198 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:56,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:36:56,927 INFO L93 Difference]: Finished difference Result 4934 states and 13108 transitions. [2022-02-18 15:36:56,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:36:56,927 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:36:56,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:36:56,933 INFO L225 Difference]: With dead ends: 4934 [2022-02-18 15:36:56,933 INFO L226 Difference]: Without dead ends: 4934 [2022-02-18 15:36:56,933 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=381, Invalid=809, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:36:56,934 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 474 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 1278 SdHoareTripleChecker+Invalid, 1117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:36:56,934 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [474 Valid, 1278 Invalid, 1117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1034 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:36:56,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4934 states. [2022-02-18 15:36:56,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4934 to 4145. [2022-02-18 15:36:56,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4145 states, 4143 states have (on average 2.7173545739802076) internal successors, (11258), 4144 states have internal predecessors, (11258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:56,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4145 states to 4145 states and 11258 transitions. [2022-02-18 15:36:56,977 INFO L78 Accepts]: Start accepts. Automaton has 4145 states and 11258 transitions. Word has length 131 [2022-02-18 15:36:56,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:36:56,977 INFO L470 AbstractCegarLoop]: Abstraction has 4145 states and 11258 transitions. [2022-02-18 15:36:56,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:36:56,978 INFO L276 IsEmpty]: Start isEmpty. Operand 4145 states and 11258 transitions. [2022-02-18 15:36:56,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:36:56,981 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:36:56,981 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:36:56,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-02-18 15:36:56,981 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:36:56,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:36:56,982 INFO L85 PathProgramCache]: Analyzing trace with hash 64362727, now seen corresponding path program 158 times [2022-02-18 15:36:56,982 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:36:56,982 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287324936] [2022-02-18 15:36:56,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:36:56,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:36:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:36:57,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:36:57,652 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:36:57,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287324936] [2022-02-18 15:36:57,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287324936] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:36:57,652 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:36:57,652 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-18 15:36:57,652 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278369492] [2022-02-18 15:36:57,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:36:57,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-18 15:36:57,652 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:36:57,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-18 15:36:57,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-18 15:36:57,653 INFO L87 Difference]: Start difference. First operand 4145 states and 11258 transitions. Second operand has 18 states, 17 states have (on average 7.705882352941177) internal successors, (131), 18 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:00,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:00,988 INFO L93 Difference]: Finished difference Result 4974 states and 13214 transitions. [2022-02-18 15:37:00,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:37:00,989 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 7.705882352941177) internal successors, (131), 18 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:00,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:00,995 INFO L225 Difference]: With dead ends: 4974 [2022-02-18 15:37:00,995 INFO L226 Difference]: Without dead ends: 4974 [2022-02-18 15:37:00,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=556, Invalid=1166, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:37:00,996 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 726 mSDsluCounter, 1215 mSDsCounter, 0 mSdLazyCounter, 1187 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 726 SdHoareTripleChecker+Valid, 1379 SdHoareTripleChecker+Invalid, 1299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:00,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [726 Valid, 1379 Invalid, 1299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1187 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:37:01,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4974 states. [2022-02-18 15:37:01,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4974 to 4157. [2022-02-18 15:37:01,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4157 states, 4155 states have (on average 2.718170878459687) internal successors, (11294), 4156 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:01,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4157 states to 4157 states and 11294 transitions. [2022-02-18 15:37:01,047 INFO L78 Accepts]: Start accepts. Automaton has 4157 states and 11294 transitions. Word has length 131 [2022-02-18 15:37:01,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:01,047 INFO L470 AbstractCegarLoop]: Abstraction has 4157 states and 11294 transitions. [2022-02-18 15:37:01,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 7.705882352941177) internal successors, (131), 18 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:01,047 INFO L276 IsEmpty]: Start isEmpty. Operand 4157 states and 11294 transitions. [2022-02-18 15:37:01,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:01,052 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:01,052 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:01,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-02-18 15:37:01,052 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:01,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:01,052 INFO L85 PathProgramCache]: Analyzing trace with hash 64292977, now seen corresponding path program 159 times [2022-02-18 15:37:01,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:01,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298158351] [2022-02-18 15:37:01,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:01,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:01,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:01,792 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:01,792 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298158351] [2022-02-18 15:37:01,793 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298158351] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:01,793 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:01,793 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:01,793 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670487107] [2022-02-18 15:37:01,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:01,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:01,793 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:01,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:01,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:01,793 INFO L87 Difference]: Start difference. First operand 4157 states and 11294 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:04,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:04,035 INFO L93 Difference]: Finished difference Result 4956 states and 13166 transitions. [2022-02-18 15:37:04,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 15:37:04,035 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:04,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:04,042 INFO L225 Difference]: With dead ends: 4956 [2022-02-18 15:37:04,042 INFO L226 Difference]: Without dead ends: 4956 [2022-02-18 15:37:04,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=483, Invalid=999, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:37:04,042 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 507 mSDsluCounter, 995 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 507 SdHoareTripleChecker+Valid, 1167 SdHoareTripleChecker+Invalid, 1094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:04,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [507 Valid, 1167 Invalid, 1094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:37:04,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4956 states. [2022-02-18 15:37:04,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4956 to 4143. [2022-02-18 15:37:04,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4141 states have (on average 2.717218063269742) internal successors, (11252), 4142 states have internal predecessors, (11252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:04,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11252 transitions. [2022-02-18 15:37:04,089 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11252 transitions. Word has length 131 [2022-02-18 15:37:04,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:04,089 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11252 transitions. [2022-02-18 15:37:04,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:04,089 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11252 transitions. [2022-02-18 15:37:04,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:04,093 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:04,093 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:04,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-02-18 15:37:04,093 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:04,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:04,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1664497973, now seen corresponding path program 160 times [2022-02-18 15:37:04,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:04,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512788688] [2022-02-18 15:37:04,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:04,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:04,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:04,773 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:04,773 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512788688] [2022-02-18 15:37:04,773 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512788688] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:04,773 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:04,773 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:04,773 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133249978] [2022-02-18 15:37:04,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:04,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:04,774 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:04,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:04,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:04,774 INFO L87 Difference]: Start difference. First operand 4143 states and 11252 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:06,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:06,164 INFO L93 Difference]: Finished difference Result 4960 states and 13208 transitions. [2022-02-18 15:37:06,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:37:06,164 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:06,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:06,171 INFO L225 Difference]: With dead ends: 4960 [2022-02-18 15:37:06,171 INFO L226 Difference]: Without dead ends: 4960 [2022-02-18 15:37:06,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=364, Invalid=758, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:37:06,171 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 604 mSDsluCounter, 942 mSDsCounter, 0 mSdLazyCounter, 877 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 604 SdHoareTripleChecker+Valid, 1105 SdHoareTripleChecker+Invalid, 968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:06,172 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [604 Valid, 1105 Invalid, 968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 877 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:37:06,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4960 states. [2022-02-18 15:37:06,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4960 to 4148. [2022-02-18 15:37:06,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4148 states, 4146 states have (on average 2.717559093101785) internal successors, (11267), 4147 states have internal predecessors, (11267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:06,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 11267 transitions. [2022-02-18 15:37:06,224 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 11267 transitions. Word has length 131 [2022-02-18 15:37:06,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:06,225 INFO L470 AbstractCegarLoop]: Abstraction has 4148 states and 11267 transitions. [2022-02-18 15:37:06,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:06,225 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 11267 transitions. [2022-02-18 15:37:06,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:06,229 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:06,229 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:06,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-02-18 15:37:06,229 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:06,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:06,230 INFO L85 PathProgramCache]: Analyzing trace with hash 408825427, now seen corresponding path program 161 times [2022-02-18 15:37:06,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:06,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967257631] [2022-02-18 15:37:06,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:06,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:07,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:07,269 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:07,269 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967257631] [2022-02-18 15:37:07,269 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967257631] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:07,269 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:07,269 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:07,269 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362631373] [2022-02-18 15:37:07,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:07,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:07,270 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:07,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:07,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:07,270 INFO L87 Difference]: Start difference. First operand 4148 states and 11267 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:09,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:09,141 INFO L93 Difference]: Finished difference Result 4888 states and 13086 transitions. [2022-02-18 15:37:09,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:37:09,142 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:09,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:09,148 INFO L225 Difference]: With dead ends: 4888 [2022-02-18 15:37:09,148 INFO L226 Difference]: Without dead ends: 4888 [2022-02-18 15:37:09,148 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=311, Invalid=681, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:37:09,148 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 462 mSDsluCounter, 815 mSDsCounter, 0 mSdLazyCounter, 739 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 971 SdHoareTripleChecker+Invalid, 824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:09,148 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [462 Valid, 971 Invalid, 824 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 739 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 15:37:09,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4888 states. [2022-02-18 15:37:09,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4888 to 4150. [2022-02-18 15:37:09,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4150 states, 4148 states have (on average 2.717695274831244) internal successors, (11273), 4149 states have internal predecessors, (11273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:09,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4150 states to 4150 states and 11273 transitions. [2022-02-18 15:37:09,194 INFO L78 Accepts]: Start accepts. Automaton has 4150 states and 11273 transitions. Word has length 131 [2022-02-18 15:37:09,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:09,194 INFO L470 AbstractCegarLoop]: Abstraction has 4150 states and 11273 transitions. [2022-02-18 15:37:09,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:09,194 INFO L276 IsEmpty]: Start isEmpty. Operand 4150 states and 11273 transitions. [2022-02-18 15:37:09,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:09,198 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:09,198 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:09,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-02-18 15:37:09,198 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:09,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:09,198 INFO L85 PathProgramCache]: Analyzing trace with hash 406663177, now seen corresponding path program 162 times [2022-02-18 15:37:09,198 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:09,198 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610619129] [2022-02-18 15:37:09,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:09,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:10,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:10,325 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:10,326 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610619129] [2022-02-18 15:37:10,326 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610619129] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:10,326 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:10,326 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:10,326 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476761329] [2022-02-18 15:37:10,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:10,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:10,326 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:10,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:10,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:10,326 INFO L87 Difference]: Start difference. First operand 4150 states and 11273 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:12,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:12,029 INFO L93 Difference]: Finished difference Result 4868 states and 13032 transitions. [2022-02-18 15:37:12,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:37:12,030 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:12,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:12,036 INFO L225 Difference]: With dead ends: 4868 [2022-02-18 15:37:12,036 INFO L226 Difference]: Without dead ends: 4868 [2022-02-18 15:37:12,036 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=313, Invalid=679, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:37:12,036 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 433 mSDsluCounter, 1112 mSDsCounter, 0 mSdLazyCounter, 984 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 433 SdHoareTripleChecker+Valid, 1264 SdHoareTripleChecker+Invalid, 1059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:12,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [433 Valid, 1264 Invalid, 1059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 984 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:37:12,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4868 states. [2022-02-18 15:37:12,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4868 to 4143. [2022-02-18 15:37:12,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4141 states have (on average 2.717218063269742) internal successors, (11252), 4142 states have internal predecessors, (11252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:12,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11252 transitions. [2022-02-18 15:37:12,082 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11252 transitions. Word has length 131 [2022-02-18 15:37:12,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:12,082 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11252 transitions. [2022-02-18 15:37:12,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:12,082 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11252 transitions. [2022-02-18 15:37:12,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:12,085 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:12,086 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:12,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-02-18 15:37:12,086 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:12,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:12,086 INFO L85 PathProgramCache]: Analyzing trace with hash -1742569615, now seen corresponding path program 163 times [2022-02-18 15:37:12,086 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:12,086 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351600315] [2022-02-18 15:37:12,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:12,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:12,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:12,850 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:12,850 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351600315] [2022-02-18 15:37:12,850 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351600315] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:12,850 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:12,850 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:12,850 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33209465] [2022-02-18 15:37:12,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:12,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:12,850 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:12,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:12,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:12,851 INFO L87 Difference]: Start difference. First operand 4143 states and 11252 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:15,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:15,285 INFO L93 Difference]: Finished difference Result 4928 states and 13176 transitions. [2022-02-18 15:37:15,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:37:15,285 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:15,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:15,291 INFO L225 Difference]: With dead ends: 4928 [2022-02-18 15:37:15,291 INFO L226 Difference]: Without dead ends: 4928 [2022-02-18 15:37:15,291 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=395, Invalid=795, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:37:15,292 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 484 mSDsluCounter, 1062 mSDsCounter, 0 mSdLazyCounter, 1048 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 1218 SdHoareTripleChecker+Invalid, 1134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1048 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:15,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [484 Valid, 1218 Invalid, 1134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1048 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:37:15,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4928 states. [2022-02-18 15:37:15,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4928 to 4147. [2022-02-18 15:37:15,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4147 states, 4145 states have (on average 2.717490952955368) internal successors, (11264), 4146 states have internal predecessors, (11264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:15,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4147 states to 4147 states and 11264 transitions. [2022-02-18 15:37:15,337 INFO L78 Accepts]: Start accepts. Automaton has 4147 states and 11264 transitions. Word has length 131 [2022-02-18 15:37:15,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:15,337 INFO L470 AbstractCegarLoop]: Abstraction has 4147 states and 11264 transitions. [2022-02-18 15:37:15,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:15,337 INFO L276 IsEmpty]: Start isEmpty. Operand 4147 states and 11264 transitions. [2022-02-18 15:37:15,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:15,341 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:15,341 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:15,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-02-18 15:37:15,341 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:15,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:15,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1742625415, now seen corresponding path program 164 times [2022-02-18 15:37:15,342 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:15,342 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465701997] [2022-02-18 15:37:15,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:15,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:16,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:16,335 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:16,335 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465701997] [2022-02-18 15:37:16,335 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465701997] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:16,335 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:16,335 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:16,335 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715410597] [2022-02-18 15:37:16,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:16,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:16,336 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:16,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:16,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:16,336 INFO L87 Difference]: Start difference. First operand 4147 states and 11264 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:18,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:18,675 INFO L93 Difference]: Finished difference Result 4936 states and 13230 transitions. [2022-02-18 15:37:18,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:37:18,675 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:18,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:18,681 INFO L225 Difference]: With dead ends: 4936 [2022-02-18 15:37:18,681 INFO L226 Difference]: Without dead ends: 4936 [2022-02-18 15:37:18,681 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=367, Invalid=755, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:37:18,682 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 566 mSDsluCounter, 1060 mSDsCounter, 0 mSdLazyCounter, 1050 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 1209 SdHoareTripleChecker+Invalid, 1130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:18,682 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [566 Valid, 1209 Invalid, 1130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1050 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:37:18,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4936 states. [2022-02-18 15:37:18,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4936 to 4145. [2022-02-18 15:37:18,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4145 states, 4143 states have (on average 2.7173545739802076) internal successors, (11258), 4144 states have internal predecessors, (11258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:18,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4145 states to 4145 states and 11258 transitions. [2022-02-18 15:37:18,726 INFO L78 Accepts]: Start accepts. Automaton has 4145 states and 11258 transitions. Word has length 131 [2022-02-18 15:37:18,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:18,726 INFO L470 AbstractCegarLoop]: Abstraction has 4145 states and 11258 transitions. [2022-02-18 15:37:18,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand 4145 states and 11258 transitions. [2022-02-18 15:37:18,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:18,730 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:18,730 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:18,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-02-18 15:37:18,730 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:18,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:18,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1946340055, now seen corresponding path program 165 times [2022-02-18 15:37:18,731 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:18,731 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555323285] [2022-02-18 15:37:18,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:18,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:19,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:19,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:19,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555323285] [2022-02-18 15:37:19,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555323285] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:19,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:19,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:19,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378625008] [2022-02-18 15:37:19,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:19,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:19,588 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:19,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:19,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:19,589 INFO L87 Difference]: Start difference. First operand 4145 states and 11258 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:21,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:21,653 INFO L93 Difference]: Finished difference Result 4908 states and 13120 transitions. [2022-02-18 15:37:21,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:37:21,653 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:21,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:21,660 INFO L225 Difference]: With dead ends: 4908 [2022-02-18 15:37:21,660 INFO L226 Difference]: Without dead ends: 4908 [2022-02-18 15:37:21,660 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=387, Invalid=803, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:37:21,660 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 473 mSDsluCounter, 921 mSDsCounter, 0 mSdLazyCounter, 884 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 473 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:21,660 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [473 Valid, 1083 Invalid, 972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 884 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:37:21,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4908 states. [2022-02-18 15:37:21,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4908 to 4151. [2022-02-18 15:37:21,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4151 states, 4149 states have (on average 2.717763316461798) internal successors, (11276), 4150 states have internal predecessors, (11276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:21,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4151 states to 4151 states and 11276 transitions. [2022-02-18 15:37:21,709 INFO L78 Accepts]: Start accepts. Automaton has 4151 states and 11276 transitions. Word has length 131 [2022-02-18 15:37:21,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:21,709 INFO L470 AbstractCegarLoop]: Abstraction has 4151 states and 11276 transitions. [2022-02-18 15:37:21,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 4151 states and 11276 transitions. [2022-02-18 15:37:21,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:21,713 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:21,713 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:21,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-02-18 15:37:21,713 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:21,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:21,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1946395855, now seen corresponding path program 166 times [2022-02-18 15:37:21,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:21,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448459506] [2022-02-18 15:37:21,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:21,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:22,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:22,842 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:22,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448459506] [2022-02-18 15:37:22,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448459506] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:22,842 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:22,842 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:22,842 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636160445] [2022-02-18 15:37:22,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:22,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:22,842 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:22,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:22,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:22,843 INFO L87 Difference]: Start difference. First operand 4151 states and 11276 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:25,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:25,533 INFO L93 Difference]: Finished difference Result 4946 states and 13260 transitions. [2022-02-18 15:37:25,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:37:25,533 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:25,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:25,540 INFO L225 Difference]: With dead ends: 4946 [2022-02-18 15:37:25,540 INFO L226 Difference]: Without dead ends: 4946 [2022-02-18 15:37:25,540 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:37:25,540 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 453 mSDsluCounter, 1398 mSDsCounter, 0 mSdLazyCounter, 1338 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 453 SdHoareTripleChecker+Valid, 1544 SdHoareTripleChecker+Invalid, 1422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:25,540 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [453 Valid, 1544 Invalid, 1422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1338 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:37:25,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4946 states. [2022-02-18 15:37:25,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4946 to 4151. [2022-02-18 15:37:25,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4151 states, 4149 states have (on average 2.717763316461798) internal successors, (11276), 4150 states have internal predecessors, (11276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:25,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4151 states to 4151 states and 11276 transitions. [2022-02-18 15:37:25,613 INFO L78 Accepts]: Start accepts. Automaton has 4151 states and 11276 transitions. Word has length 131 [2022-02-18 15:37:25,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:25,613 INFO L470 AbstractCegarLoop]: Abstraction has 4151 states and 11276 transitions. [2022-02-18 15:37:25,613 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:25,613 INFO L276 IsEmpty]: Start isEmpty. Operand 4151 states and 11276 transitions. [2022-02-18 15:37:25,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:25,617 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:25,617 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:25,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-02-18 15:37:25,617 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:25,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:25,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1946842255, now seen corresponding path program 167 times [2022-02-18 15:37:25,619 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:25,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315702192] [2022-02-18 15:37:25,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:25,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:26,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:26,591 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:26,591 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315702192] [2022-02-18 15:37:26,591 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315702192] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:26,591 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:26,591 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:26,591 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460377430] [2022-02-18 15:37:26,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:26,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:26,591 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:26,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:26,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:26,592 INFO L87 Difference]: Start difference. First operand 4151 states and 11276 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:28,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:28,743 INFO L93 Difference]: Finished difference Result 4904 states and 13106 transitions. [2022-02-18 15:37:28,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:37:28,743 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:28,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:28,749 INFO L225 Difference]: With dead ends: 4904 [2022-02-18 15:37:28,749 INFO L226 Difference]: Without dead ends: 4904 [2022-02-18 15:37:28,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:37:28,750 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 554 mSDsluCounter, 991 mSDsCounter, 0 mSdLazyCounter, 1019 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 1137 SdHoareTripleChecker+Invalid, 1100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 1019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:28,750 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [554 Valid, 1137 Invalid, 1100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 1019 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:37:28,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4904 states. [2022-02-18 15:37:28,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4904 to 4152. [2022-02-18 15:37:28,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4152 states, 4150 states have (on average 2.717831325301205) internal successors, (11279), 4151 states have internal predecessors, (11279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:28,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4152 states to 4152 states and 11279 transitions. [2022-02-18 15:37:28,796 INFO L78 Accepts]: Start accepts. Automaton has 4152 states and 11279 transitions. Word has length 131 [2022-02-18 15:37:28,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:28,796 INFO L470 AbstractCegarLoop]: Abstraction has 4152 states and 11279 transitions. [2022-02-18 15:37:28,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:28,796 INFO L276 IsEmpty]: Start isEmpty. Operand 4152 states and 11279 transitions. [2022-02-18 15:37:28,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:28,800 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:28,800 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:28,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-02-18 15:37:28,800 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:28,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:28,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1948558105, now seen corresponding path program 168 times [2022-02-18 15:37:28,801 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:28,801 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961941800] [2022-02-18 15:37:28,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:28,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:30,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:30,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:30,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961941800] [2022-02-18 15:37:30,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961941800] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:30,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:30,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:30,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298428482] [2022-02-18 15:37:30,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:30,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:30,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:30,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:30,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:30,105 INFO L87 Difference]: Start difference. First operand 4152 states and 11279 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:32,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:32,074 INFO L93 Difference]: Finished difference Result 4850 states and 12984 transitions. [2022-02-18 15:37:32,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:37:32,074 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:32,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:32,080 INFO L225 Difference]: With dead ends: 4850 [2022-02-18 15:37:32,080 INFO L226 Difference]: Without dead ends: 4850 [2022-02-18 15:37:32,080 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:37:32,081 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 480 mSDsluCounter, 1143 mSDsCounter, 0 mSdLazyCounter, 1140 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 1285 SdHoareTripleChecker+Invalid, 1220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:32,081 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 1285 Invalid, 1220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1140 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:37:32,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2022-02-18 15:37:32,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 4150. [2022-02-18 15:37:32,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4150 states, 4148 states have (on average 2.717695274831244) internal successors, (11273), 4149 states have internal predecessors, (11273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:32,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4150 states to 4150 states and 11273 transitions. [2022-02-18 15:37:32,127 INFO L78 Accepts]: Start accepts. Automaton has 4150 states and 11273 transitions. Word has length 131 [2022-02-18 15:37:32,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:32,128 INFO L470 AbstractCegarLoop]: Abstraction has 4150 states and 11273 transitions. [2022-02-18 15:37:32,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 4150 states and 11273 transitions. [2022-02-18 15:37:32,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:32,132 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:32,132 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:32,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-02-18 15:37:32,132 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:32,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:32,132 INFO L85 PathProgramCache]: Analyzing trace with hash 381619957, now seen corresponding path program 169 times [2022-02-18 15:37:32,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:32,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963897237] [2022-02-18 15:37:32,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:32,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:33,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:33,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:33,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963897237] [2022-02-18 15:37:33,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963897237] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:33,065 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:33,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:33,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347608734] [2022-02-18 15:37:33,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:33,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:33,066 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:33,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:33,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:33,066 INFO L87 Difference]: Start difference. First operand 4150 states and 11273 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:35,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:35,167 INFO L93 Difference]: Finished difference Result 4891 states and 13064 transitions. [2022-02-18 15:37:35,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:37:35,167 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:35,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:35,173 INFO L225 Difference]: With dead ends: 4891 [2022-02-18 15:37:35,173 INFO L226 Difference]: Without dead ends: 4891 [2022-02-18 15:37:35,173 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=301, Invalid=691, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:37:35,173 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 550 mSDsluCounter, 1030 mSDsCounter, 0 mSdLazyCounter, 1044 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 550 SdHoareTripleChecker+Valid, 1174 SdHoareTripleChecker+Invalid, 1126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 1044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:35,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [550 Valid, 1174 Invalid, 1126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 1044 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:37:35,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4891 states. [2022-02-18 15:37:35,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4891 to 4146. [2022-02-18 15:37:35,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4146 states, 4144 states have (on average 2.71742277992278) internal successors, (11261), 4145 states have internal predecessors, (11261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:35,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4146 states to 4146 states and 11261 transitions. [2022-02-18 15:37:35,219 INFO L78 Accepts]: Start accepts. Automaton has 4146 states and 11261 transitions. Word has length 131 [2022-02-18 15:37:35,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:35,219 INFO L470 AbstractCegarLoop]: Abstraction has 4146 states and 11261 transitions. [2022-02-18 15:37:35,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:35,219 INFO L276 IsEmpty]: Start isEmpty. Operand 4146 states and 11261 transitions. [2022-02-18 15:37:35,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:35,223 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:35,223 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:35,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-02-18 15:37:35,223 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:35,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:35,223 INFO L85 PathProgramCache]: Analyzing trace with hash 379904107, now seen corresponding path program 170 times [2022-02-18 15:37:35,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:35,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829110877] [2022-02-18 15:37:35,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:35,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:36,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:36,392 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:36,392 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829110877] [2022-02-18 15:37:36,392 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829110877] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:36,392 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:36,392 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:36,393 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405553850] [2022-02-18 15:37:36,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:36,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:36,393 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:36,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:36,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:36,393 INFO L87 Difference]: Start difference. First operand 4146 states and 11261 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:38,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:38,292 INFO L93 Difference]: Finished difference Result 4831 states and 12924 transitions. [2022-02-18 15:37:38,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:37:38,293 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:38,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:38,299 INFO L225 Difference]: With dead ends: 4831 [2022-02-18 15:37:38,299 INFO L226 Difference]: Without dead ends: 4831 [2022-02-18 15:37:38,299 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:37:38,299 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 427 mSDsluCounter, 1084 mSDsCounter, 0 mSdLazyCounter, 1092 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 1229 SdHoareTripleChecker+Invalid, 1169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 1092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:38,299 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [427 Valid, 1229 Invalid, 1169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 1092 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:37:38,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4831 states. [2022-02-18 15:37:38,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4831 to 4138. [2022-02-18 15:37:38,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4138 states, 4136 states have (on average 2.7168762088974856) internal successors, (11237), 4137 states have internal predecessors, (11237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:38,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 4138 states and 11237 transitions. [2022-02-18 15:37:38,345 INFO L78 Accepts]: Start accepts. Automaton has 4138 states and 11237 transitions. Word has length 131 [2022-02-18 15:37:38,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:38,345 INFO L470 AbstractCegarLoop]: Abstraction has 4138 states and 11237 transitions. [2022-02-18 15:37:38,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:38,345 INFO L276 IsEmpty]: Start isEmpty. Operand 4138 states and 11237 transitions. [2022-02-18 15:37:38,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:38,349 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:38,349 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:38,349 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-02-18 15:37:38,349 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:38,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:38,349 INFO L85 PathProgramCache]: Analyzing trace with hash -1745575535, now seen corresponding path program 171 times [2022-02-18 15:37:38,349 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:38,349 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162006691] [2022-02-18 15:37:38,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:38,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:39,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:39,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:39,028 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162006691] [2022-02-18 15:37:39,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162006691] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:39,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:39,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:39,028 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017201783] [2022-02-18 15:37:39,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:39,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:39,028 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:39,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:39,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:39,029 INFO L87 Difference]: Start difference. First operand 4138 states and 11237 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:40,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:40,726 INFO L93 Difference]: Finished difference Result 4846 states and 12875 transitions. [2022-02-18 15:37:40,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:37:40,726 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:40,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:40,732 INFO L225 Difference]: With dead ends: 4846 [2022-02-18 15:37:40,732 INFO L226 Difference]: Without dead ends: 4846 [2022-02-18 15:37:40,733 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=370, Invalid=752, Unknown=0, NotChecked=0, Total=1122 [2022-02-18 15:37:40,733 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 459 mSDsluCounter, 1351 mSDsCounter, 0 mSdLazyCounter, 1230 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 459 SdHoareTripleChecker+Valid, 1505 SdHoareTripleChecker+Invalid, 1299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:40,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [459 Valid, 1505 Invalid, 1299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1230 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:37:40,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4846 states. [2022-02-18 15:37:40,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4846 to 4138. [2022-02-18 15:37:40,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4138 states, 4136 states have (on average 2.7168762088974856) internal successors, (11237), 4137 states have internal predecessors, (11237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:40,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 4138 states and 11237 transitions. [2022-02-18 15:37:40,779 INFO L78 Accepts]: Start accepts. Automaton has 4138 states and 11237 transitions. Word has length 131 [2022-02-18 15:37:40,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:40,779 INFO L470 AbstractCegarLoop]: Abstraction has 4138 states and 11237 transitions. [2022-02-18 15:37:40,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:40,779 INFO L276 IsEmpty]: Start isEmpty. Operand 4138 states and 11237 transitions. [2022-02-18 15:37:40,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:40,783 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:40,783 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:40,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-02-18 15:37:40,783 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:40,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:40,783 INFO L85 PathProgramCache]: Analyzing trace with hash 327747865, now seen corresponding path program 172 times [2022-02-18 15:37:40,783 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:40,783 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587214680] [2022-02-18 15:37:40,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:40,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:41,688 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:41,688 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587214680] [2022-02-18 15:37:41,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587214680] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:41,688 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:41,689 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:41,689 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585943800] [2022-02-18 15:37:41,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:41,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:41,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:41,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:41,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:41,689 INFO L87 Difference]: Start difference. First operand 4138 states and 11237 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:43,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:43,633 INFO L93 Difference]: Finished difference Result 4772 states and 12747 transitions. [2022-02-18 15:37:43,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:37:43,634 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:43,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:43,640 INFO L225 Difference]: With dead ends: 4772 [2022-02-18 15:37:43,640 INFO L226 Difference]: Without dead ends: 4772 [2022-02-18 15:37:43,640 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:37:43,640 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 499 mSDsluCounter, 1013 mSDsCounter, 0 mSdLazyCounter, 933 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 1163 SdHoareTripleChecker+Invalid, 1008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:43,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [499 Valid, 1163 Invalid, 1008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 933 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:37:43,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4772 states. [2022-02-18 15:37:43,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4772 to 4140. [2022-02-18 15:37:43,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4140 states, 4138 states have (on average 2.7170130497825036) internal successors, (11243), 4139 states have internal predecessors, (11243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:43,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 4140 states and 11243 transitions. [2022-02-18 15:37:43,684 INFO L78 Accepts]: Start accepts. Automaton has 4140 states and 11243 transitions. Word has length 131 [2022-02-18 15:37:43,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:43,685 INFO L470 AbstractCegarLoop]: Abstraction has 4140 states and 11243 transitions. [2022-02-18 15:37:43,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:43,685 INFO L276 IsEmpty]: Start isEmpty. Operand 4140 states and 11243 transitions. [2022-02-18 15:37:43,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:43,688 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:43,688 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:43,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-02-18 15:37:43,689 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:43,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:43,689 INFO L85 PathProgramCache]: Analyzing trace with hash 325585615, now seen corresponding path program 173 times [2022-02-18 15:37:43,689 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:43,689 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815474451] [2022-02-18 15:37:43,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:43,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:37:44,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:37:44,833 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:37:44,833 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815474451] [2022-02-18 15:37:44,833 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815474451] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:37:44,833 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:37:44,833 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-18 15:37:44,833 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879371234] [2022-02-18 15:37:44,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:37:44,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-18 15:37:44,833 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:37:44,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-18 15:37:44,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2022-02-18 15:37:44,834 INFO L87 Difference]: Start difference. First operand 4140 states and 11243 transitions. Second operand has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:46,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:37:46,532 INFO L93 Difference]: Finished difference Result 4752 states and 12693 transitions. [2022-02-18 15:37:46,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:37:46,532 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2022-02-18 15:37:46,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:37:46,538 INFO L225 Difference]: With dead ends: 4752 [2022-02-18 15:37:46,539 INFO L226 Difference]: Without dead ends: 4752 [2022-02-18 15:37:46,539 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=316, Invalid=676, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:37:46,539 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 436 mSDsluCounter, 1026 mSDsCounter, 0 mSdLazyCounter, 952 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 436 SdHoareTripleChecker+Valid, 1179 SdHoareTripleChecker+Invalid, 1027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 952 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:37:46,539 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [436 Valid, 1179 Invalid, 1027 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 952 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:37:46,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4752 states. [2022-02-18 15:37:46,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4752 to 4133. [2022-02-18 15:37:46,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4133 states, 4131 states have (on average 2.7165335269910433) internal successors, (11222), 4132 states have internal predecessors, (11222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:46,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 4133 states and 11222 transitions. [2022-02-18 15:37:46,617 INFO L78 Accepts]: Start accepts. Automaton has 4133 states and 11222 transitions. Word has length 131 [2022-02-18 15:37:46,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:37:46,617 INFO L470 AbstractCegarLoop]: Abstraction has 4133 states and 11222 transitions. [2022-02-18 15:37:46,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 8.1875) internal successors, (131), 17 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:37:46,617 INFO L276 IsEmpty]: Start isEmpty. Operand 4133 states and 11222 transitions. [2022-02-18 15:37:46,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-02-18 15:37:46,621 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:37:46,621 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:37:46,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-02-18 15:37:46,621 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2022-02-18 15:37:46,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:37:46,624 INFO L85 PathProgramCache]: Analyzing trace with hash -117326153, now seen corresponding path program 174 times [2022-02-18 15:37:46,624 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:37:46,624 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305918209] [2022-02-18 15:37:46,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:37:46,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:37:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-02-18 15:37:46,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-02-18 15:37:46,672 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Timeout exceeded at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkResolutionNode(Interpolator.java:265) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$ProofTreeWalker.walk(Interpolator.java:143) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.interpolate(Interpolator.java:250) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:227) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:879) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:803) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:352) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:192) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:284) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:165) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:327) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:229) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:216) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-18 15:37:46,675 INFO L158 Benchmark]: Toolchain (without parser) took 747587.19ms. Allocated memory was 213.9MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 160.3MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 339.5MB. Max. memory is 8.0GB. [2022-02-18 15:37:46,675 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 213.9MB. Free memory was 179.9MB in the beginning and 179.9MB in the end (delta: 69.7kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-18 15:37:46,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 548.12ms. Allocated memory was 213.9MB in the beginning and 269.5MB in the end (delta: 55.6MB). Free memory was 160.1MB in the beginning and 201.8MB in the end (delta: -41.7MB). Peak memory consumption was 15.3MB. Max. memory is 8.0GB. [2022-02-18 15:37:46,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.97ms. Allocated memory is still 269.5MB. Free memory was 201.8MB in the beginning and 197.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-18 15:37:46,675 INFO L158 Benchmark]: Boogie Preprocessor took 31.80ms. Allocated memory is still 269.5MB. Free memory was 197.6MB in the beginning and 193.9MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-18 15:37:46,675 INFO L158 Benchmark]: RCFGBuilder took 568.56ms. Allocated memory is still 269.5MB. Free memory was 193.4MB in the beginning and 161.4MB in the end (delta: 32.0MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. [2022-02-18 15:37:46,675 INFO L158 Benchmark]: TraceAbstraction took 746384.40ms. Allocated memory was 269.5MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 160.9MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 284.9MB. Max. memory is 8.0GB. [2022-02-18 15:37:46,676 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 213.9MB. Free memory was 179.9MB in the beginning and 179.9MB in the end (delta: 69.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 548.12ms. Allocated memory was 213.9MB in the beginning and 269.5MB in the end (delta: 55.6MB). Free memory was 160.1MB in the beginning and 201.8MB in the end (delta: -41.7MB). Peak memory consumption was 15.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.97ms. Allocated memory is still 269.5MB. Free memory was 201.8MB in the beginning and 197.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.80ms. Allocated memory is still 269.5MB. Free memory was 197.6MB in the beginning and 193.9MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 568.56ms. Allocated memory is still 269.5MB. Free memory was 193.4MB in the beginning and 161.4MB in the end (delta: 32.0MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. * TraceAbstraction took 746384.40ms. Allocated memory was 269.5MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 160.9MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 284.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Timeout exceeded de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Timeout exceeded: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkResolutionNode(Interpolator.java:265) RESULT: Ultimate could not prove your program: Toolchain returned no result. Completed graceful shutdown