/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-03 18:08:02,795 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-03-03 18:08:02,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-03 18:08:02,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-03 18:08:02,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-03 18:08:02,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-03 18:08:02,950 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-03 18:08:02,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-03 18:08:02,951 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-03 18:08:02,951 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-03 18:08:02,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-03 18:08:02,952 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-03 18:08:02,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-03 18:08:02,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-03 18:08:02,953 INFO L138 SettingsManager]: * Use SBE=true [2022-03-03 18:08:02,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-03 18:08:02,954 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-03 18:08:02,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-03 18:08:02,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-03 18:08:02,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-03 18:08:02,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-03 18:08:02,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-03 18:08:02,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-03 18:08:02,955 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-03 18:08:02,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-03 18:08:02,955 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-03 18:08:02,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-03 18:08:02,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-03 18:08:02,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-03 18:08:02,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-03 18:08:02,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-03 18:08:02,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:08:02,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-03 18:08:02,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-03 18:08:02,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-03 18:08:02,957 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-03 18:08:02,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-03 18:08:02,958 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-03 18:08:02,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-03 18:08:02,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-03 18:08:03,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-03 18:08:03,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-03 18:08:03,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-03 18:08:03,218 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-03 18:08:03,219 INFO L275 PluginConnector]: CDTParser initialized [2022-03-03 18:08:03,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2022-03-03 18:08:03,279 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2aa9dd9c/4f7c5e66174c494da9c419d0d6e5f796/FLAGf73146f79 [2022-03-03 18:08:03,803 INFO L306 CDTParser]: Found 1 translation units. [2022-03-03 18:08:03,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2022-03-03 18:08:03,845 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2aa9dd9c/4f7c5e66174c494da9c419d0d6e5f796/FLAGf73146f79 [2022-03-03 18:08:04,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2aa9dd9c/4f7c5e66174c494da9c419d0d6e5f796 [2022-03-03 18:08:04,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-03 18:08:04,076 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-03 18:08:04,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-03 18:08:04,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-03 18:08:04,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-03 18:08:04,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:08:04" (1/1) ... [2022-03-03 18:08:04,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e3f7b9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04, skipping insertion in model container [2022-03-03 18:08:04,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:08:04" (1/1) ... [2022-03-03 18:08:04,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-03 18:08:04,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-03 18:08:04,294 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-03 18:08:04,783 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i[75002,75015] [2022-03-03 18:08:04,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:08:04,836 INFO L203 MainTranslator]: Completed pre-run [2022-03-03 18:08:04,846 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-03 18:08:04,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i[75002,75015] [2022-03-03 18:08:04,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:08:04,998 INFO L208 MainTranslator]: Completed translation [2022-03-03 18:08:04,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04 WrapperNode [2022-03-03 18:08:04,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-03 18:08:05,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-03 18:08:05,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-03 18:08:05,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-03 18:08:05,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04" (1/1) ... [2022-03-03 18:08:05,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04" (1/1) ... [2022-03-03 18:08:05,089 INFO L137 Inliner]: procedures = 468, calls = 48, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 173 [2022-03-03 18:08:05,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-03 18:08:05,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-03 18:08:05,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-03 18:08:05,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-03 18:08:05,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04" (1/1) ... [2022-03-03 18:08:05,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04" (1/1) ... [2022-03-03 18:08:05,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04" (1/1) ... [2022-03-03 18:08:05,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04" (1/1) ... [2022-03-03 18:08:05,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04" (1/1) ... [2022-03-03 18:08:05,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04" (1/1) ... [2022-03-03 18:08:05,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04" (1/1) ... [2022-03-03 18:08:05,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-03 18:08:05,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-03 18:08:05,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-03 18:08:05,161 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-03 18:08:05,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04" (1/1) ... [2022-03-03 18:08:05,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:08:05,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:08:05,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-03 18:08:05,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-03 18:08:05,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-03 18:08:05,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-03 18:08:05,224 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-03 18:08:05,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-03 18:08:05,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-03 18:08:05,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-03 18:08:05,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-03 18:08:05,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-03 18:08:05,224 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-03-03 18:08:05,225 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-03-03 18:08:05,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-03 18:08:05,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-03 18:08:05,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-03 18:08:05,229 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-03 18:08:05,481 INFO L234 CfgBuilder]: Building ICFG [2022-03-03 18:08:05,483 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-03 18:08:05,864 INFO L275 CfgBuilder]: Performing block encoding [2022-03-03 18:08:05,911 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-03 18:08:05,911 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-03 18:08:05,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:08:05 BoogieIcfgContainer [2022-03-03 18:08:05,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-03 18:08:05,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-03 18:08:05,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-03 18:08:05,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-03 18:08:05,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:08:04" (1/3) ... [2022-03-03 18:08:05,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@533d0426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:08:05, skipping insertion in model container [2022-03-03 18:08:05,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:04" (2/3) ... [2022-03-03 18:08:05,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@533d0426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:08:05, skipping insertion in model container [2022-03-03 18:08:05,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:08:05" (3/3) ... [2022-03-03 18:08:05,921 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_2-container_of.i [2022-03-03 18:08:05,925 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-03 18:08:05,925 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-03 18:08:05,925 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2022-03-03 18:08:05,925 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-03 18:08:05,980 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,980 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,980 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,980 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,981 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,981 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,981 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,981 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,981 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,981 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,981 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,981 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,982 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,982 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,982 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,982 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,982 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,982 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,982 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,982 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,983 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,983 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,983 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,983 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,983 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,983 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,983 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,983 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,984 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,984 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,984 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,984 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,984 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,984 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,984 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,985 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,985 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,985 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,985 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,985 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,986 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,986 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,986 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,986 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,986 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,987 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,987 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,987 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,987 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,988 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,988 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,989 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,990 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,991 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,991 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,991 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,991 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,991 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,992 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,992 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,992 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,992 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,993 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,993 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,993 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,993 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,993 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,994 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,994 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,994 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,994 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,994 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,995 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,995 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,995 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,995 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,995 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,995 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,995 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,996 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,996 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,996 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,996 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,996 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,996 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,996 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,997 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,997 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,997 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,997 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,997 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,997 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,997 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,999 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,999 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,999 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,999 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,999 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:05,999 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,000 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,000 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,000 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,000 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,000 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,001 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,001 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,001 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,001 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,002 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,002 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,002 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,002 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,002 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,003 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,003 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,003 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,003 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,003 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,004 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,004 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,004 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,027 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,028 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,028 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,028 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,028 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,028 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,028 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,029 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,029 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,029 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,029 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,029 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,030 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,030 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,030 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,030 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,030 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,030 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,030 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,031 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,031 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,031 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,031 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,049 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,049 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,049 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,050 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,050 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,050 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,050 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,050 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,050 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,050 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,050 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,051 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,051 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,051 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,052 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,052 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,052 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,052 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,052 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,053 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,053 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,053 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,053 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,053 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,053 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,053 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,053 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,053 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:06,056 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-03 18:08:06,118 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-03 18:08:06,123 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-03 18:08:06,123 INFO L340 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2022-03-03 18:08:06,133 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 233 places, 233 transitions, 482 flow [2022-03-03 18:08:06,748 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 16277 states, 16152 states have (on average 2.859212481426449) internal successors, (46182), 16276 states have internal predecessors, (46182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:06,793 INFO L276 IsEmpty]: Start isEmpty. Operand has 16277 states, 16152 states have (on average 2.859212481426449) internal successors, (46182), 16276 states have internal predecessors, (46182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:06,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-03-03 18:08:06,864 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:06,865 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:06,865 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:06,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:06,874 INFO L85 PathProgramCache]: Analyzing trace with hash 683495268, now seen corresponding path program 1 times [2022-03-03 18:08:06,881 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:06,882 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558055729] [2022-03-03 18:08:06,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:06,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:07,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:07,402 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:07,402 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558055729] [2022-03-03 18:08:07,403 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558055729] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:07,404 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:07,405 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:07,407 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639153010] [2022-03-03 18:08:07,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:07,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:07,411 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:07,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:07,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:07,477 INFO L87 Difference]: Start difference. First operand has 16277 states, 16152 states have (on average 2.859212481426449) internal successors, (46182), 16276 states have internal predecessors, (46182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:07,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:07,870 INFO L93 Difference]: Finished difference Result 9905 states and 27335 transitions. [2022-03-03 18:08:07,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:07,874 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2022-03-03 18:08:07,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:07,939 INFO L225 Difference]: With dead ends: 9905 [2022-03-03 18:08:07,939 INFO L226 Difference]: Without dead ends: 7965 [2022-03-03 18:08:07,940 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:07,944 INFO L933 BasicCegarLoop]: 201 mSDtfsCounter, 3 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:07,944 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 477 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:08:07,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7965 states. [2022-03-03 18:08:08,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7965 to 7965. [2022-03-03 18:08:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7965 states, 7951 states have (on average 2.7512262608476923) internal successors, (21875), 7964 states have internal predecessors, (21875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:08,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7965 states to 7965 states and 21875 transitions. [2022-03-03 18:08:08,342 INFO L78 Accepts]: Start accepts. Automaton has 7965 states and 21875 transitions. Word has length 43 [2022-03-03 18:08:08,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:08,343 INFO L470 AbstractCegarLoop]: Abstraction has 7965 states and 21875 transitions. [2022-03-03 18:08:08,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:08,344 INFO L276 IsEmpty]: Start isEmpty. Operand 7965 states and 21875 transitions. [2022-03-03 18:08:08,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-03-03 18:08:08,345 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:08,345 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] [2022-03-03 18:08:08,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-03 18:08:08,345 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:08,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:08,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1481587897, now seen corresponding path program 1 times [2022-03-03 18:08:08,346 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:08,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222994173] [2022-03-03 18:08:08,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:08,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:08,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:08,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:08,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222994173] [2022-03-03 18:08:08,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222994173] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:08,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:08,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:08,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048043919] [2022-03-03 18:08:08,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:08,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:08,511 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:08,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:08,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:08,512 INFO L87 Difference]: Start difference. First operand 7965 states and 21875 transitions. Second operand has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:08,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:08,734 INFO L93 Difference]: Finished difference Result 7964 states and 21874 transitions. [2022-03-03 18:08:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:08,735 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-03-03 18:08:08,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:08,782 INFO L225 Difference]: With dead ends: 7964 [2022-03-03 18:08:08,782 INFO L226 Difference]: Without dead ends: 7964 [2022-03-03 18:08:08,784 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:08,786 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 3 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:08,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 424 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:08:08,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7964 states. [2022-03-03 18:08:09,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7964 to 7964. [2022-03-03 18:08:09,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7964 states, 7951 states have (on average 2.751100490504339) internal successors, (21874), 7963 states have internal predecessors, (21874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:09,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7964 states to 7964 states and 21874 transitions. [2022-03-03 18:08:09,109 INFO L78 Accepts]: Start accepts. Automaton has 7964 states and 21874 transitions. Word has length 51 [2022-03-03 18:08:09,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:09,111 INFO L470 AbstractCegarLoop]: Abstraction has 7964 states and 21874 transitions. [2022-03-03 18:08:09,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:09,112 INFO L276 IsEmpty]: Start isEmpty. Operand 7964 states and 21874 transitions. [2022-03-03 18:08:09,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-03-03 18:08:09,119 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:09,119 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:09,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-03 18:08:09,119 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:09,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:09,120 INFO L85 PathProgramCache]: Analyzing trace with hash -2035216466, now seen corresponding path program 1 times [2022-03-03 18:08:09,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:09,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900895596] [2022-03-03 18:08:09,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:09,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:09,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:09,269 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:09,270 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900895596] [2022-03-03 18:08:09,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900895596] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:09,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:09,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:09,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942107892] [2022-03-03 18:08:09,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:09,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:09,272 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:09,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:09,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:09,273 INFO L87 Difference]: Start difference. First operand 7964 states and 21874 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:09,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:09,802 INFO L93 Difference]: Finished difference Result 8352 states and 22930 transitions. [2022-03-03 18:08:09,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:09,803 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2022-03-03 18:08:09,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:09,839 INFO L225 Difference]: With dead ends: 8352 [2022-03-03 18:08:09,839 INFO L226 Difference]: Without dead ends: 8352 [2022-03-03 18:08:09,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:09,847 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 57 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 673 SdHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:09,848 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 673 Invalid, 349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-03 18:08:09,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8352 states. [2022-03-03 18:08:10,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8352 to 8267. [2022-03-03 18:08:10,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8267 states, 8255 states have (on average 2.7494851605087827) internal successors, (22697), 8266 states have internal predecessors, (22697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:10,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8267 states to 8267 states and 22697 transitions. [2022-03-03 18:08:10,133 INFO L78 Accepts]: Start accepts. Automaton has 8267 states and 22697 transitions. Word has length 72 [2022-03-03 18:08:10,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:10,133 INFO L470 AbstractCegarLoop]: Abstraction has 8267 states and 22697 transitions. [2022-03-03 18:08:10,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:10,134 INFO L276 IsEmpty]: Start isEmpty. Operand 8267 states and 22697 transitions. [2022-03-03 18:08:10,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-03-03 18:08:10,135 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:10,135 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:10,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-03 18:08:10,136 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:10,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:10,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1340023378, now seen corresponding path program 1 times [2022-03-03 18:08:10,137 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:10,137 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212855086] [2022-03-03 18:08:10,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:10,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:10,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:10,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:10,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212855086] [2022-03-03 18:08:10,221 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212855086] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:10,221 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:10,221 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:10,221 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435231] [2022-03-03 18:08:10,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:10,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-03 18:08:10,222 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:10,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-03 18:08:10,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-03 18:08:10,223 INFO L87 Difference]: Start difference. First operand 8267 states and 22697 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:10,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:10,381 INFO L93 Difference]: Finished difference Result 8295 states and 22724 transitions. [2022-03-03 18:08:10,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:10,382 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2022-03-03 18:08:10,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:10,409 INFO L225 Difference]: With dead ends: 8295 [2022-03-03 18:08:10,409 INFO L226 Difference]: Without dead ends: 8295 [2022-03-03 18:08:10,410 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-03-03 18:08:10,417 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 86 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 723 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:10,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 723 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-03 18:08:10,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8295 states. [2022-03-03 18:08:10,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8295 to 8255. [2022-03-03 18:08:10,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8255 states, 8244 states have (on average 2.751698204754973) internal successors, (22685), 8254 states have internal predecessors, (22685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:10,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8255 states to 8255 states and 22685 transitions. [2022-03-03 18:08:10,656 INFO L78 Accepts]: Start accepts. Automaton has 8255 states and 22685 transitions. Word has length 74 [2022-03-03 18:08:10,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:10,657 INFO L470 AbstractCegarLoop]: Abstraction has 8255 states and 22685 transitions. [2022-03-03 18:08:10,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:10,657 INFO L276 IsEmpty]: Start isEmpty. Operand 8255 states and 22685 transitions. [2022-03-03 18:08:10,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-03-03 18:08:10,659 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:10,660 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:10,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-03 18:08:10,660 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:10,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:10,661 INFO L85 PathProgramCache]: Analyzing trace with hash 732312171, now seen corresponding path program 1 times [2022-03-03 18:08:10,661 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:10,661 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332552846] [2022-03-03 18:08:10,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:10,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:10,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:10,842 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:10,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332552846] [2022-03-03 18:08:10,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332552846] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:10,842 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:10,843 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:10,843 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461122939] [2022-03-03 18:08:10,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:10,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:10,843 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:10,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:10,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:10,844 INFO L87 Difference]: Start difference. First operand 8255 states and 22685 transitions. Second operand has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:11,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:11,228 INFO L93 Difference]: Finished difference Result 8643 states and 23741 transitions. [2022-03-03 18:08:11,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:11,228 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2022-03-03 18:08:11,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:11,252 INFO L225 Difference]: With dead ends: 8643 [2022-03-03 18:08:11,252 INFO L226 Difference]: Without dead ends: 8643 [2022-03-03 18:08:11,252 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:11,253 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 58 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:11,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 528 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-03 18:08:11,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8643 states. [2022-03-03 18:08:11,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8643 to 8558. [2022-03-03 18:08:11,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8558 states, 8548 states have (on average 2.7501169864295743) internal successors, (23508), 8557 states have internal predecessors, (23508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 23508 transitions. [2022-03-03 18:08:11,437 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 23508 transitions. Word has length 80 [2022-03-03 18:08:11,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:11,437 INFO L470 AbstractCegarLoop]: Abstraction has 8558 states and 23508 transitions. [2022-03-03 18:08:11,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:11,437 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 23508 transitions. [2022-03-03 18:08:11,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-03-03 18:08:11,442 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:11,442 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:11,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-03 18:08:11,442 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:11,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:11,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1678995988, now seen corresponding path program 1 times [2022-03-03 18:08:11,443 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:11,443 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983238031] [2022-03-03 18:08:11,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:11,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:11,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:11,620 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:11,620 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983238031] [2022-03-03 18:08:11,620 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983238031] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:11,620 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:11,620 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:11,620 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069026924] [2022-03-03 18:08:11,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:11,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:11,621 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:11,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:11,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:11,622 INFO L87 Difference]: Start difference. First operand 8558 states and 23508 transitions. Second operand has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:12,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:12,001 INFO L93 Difference]: Finished difference Result 9107 states and 24751 transitions. [2022-03-03 18:08:12,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:12,001 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2022-03-03 18:08:12,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:12,027 INFO L225 Difference]: With dead ends: 9107 [2022-03-03 18:08:12,028 INFO L226 Difference]: Without dead ends: 9107 [2022-03-03 18:08:12,028 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:12,029 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 134 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:12,030 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 574 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-03 18:08:12,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9107 states. [2022-03-03 18:08:12,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9107 to 8862. [2022-03-03 18:08:12,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8862 states, 8852 states have (on average 2.7487573429733394) internal successors, (24332), 8861 states have internal predecessors, (24332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:12,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8862 states to 8862 states and 24332 transitions. [2022-03-03 18:08:12,251 INFO L78 Accepts]: Start accepts. Automaton has 8862 states and 24332 transitions. Word has length 86 [2022-03-03 18:08:12,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:12,252 INFO L470 AbstractCegarLoop]: Abstraction has 8862 states and 24332 transitions. [2022-03-03 18:08:12,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:12,252 INFO L276 IsEmpty]: Start isEmpty. Operand 8862 states and 24332 transitions. [2022-03-03 18:08:12,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-03 18:08:12,257 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:12,257 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] [2022-03-03 18:08:12,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-03 18:08:12,258 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:12,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:12,258 INFO L85 PathProgramCache]: Analyzing trace with hash 2086448423, now seen corresponding path program 1 times [2022-03-03 18:08:12,258 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:12,258 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183578201] [2022-03-03 18:08:12,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:12,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:12,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:12,409 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:12,410 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183578201] [2022-03-03 18:08:12,410 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183578201] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:12,410 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:12,410 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:12,410 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821894757] [2022-03-03 18:08:12,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:12,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:12,411 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:12,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:12,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:12,412 INFO L87 Difference]: Start difference. First operand 8862 states and 24332 transitions. Second operand has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:12,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:12,807 INFO L93 Difference]: Finished difference Result 10359 states and 28336 transitions. [2022-03-03 18:08:12,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:12,807 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2022-03-03 18:08:12,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:12,836 INFO L225 Difference]: With dead ends: 10359 [2022-03-03 18:08:12,836 INFO L226 Difference]: Without dead ends: 10359 [2022-03-03 18:08:12,836 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:12,838 INFO L933 BasicCegarLoop]: 223 mSDtfsCounter, 120 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:12,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 489 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-03 18:08:12,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10359 states. [2022-03-03 18:08:13,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10359 to 9164. [2022-03-03 18:08:13,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9164 states, 9156 states have (on average 2.747269550021844) internal successors, (25154), 9163 states have internal predecessors, (25154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:13,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9164 states to 9164 states and 25154 transitions. [2022-03-03 18:08:13,070 INFO L78 Accepts]: Start accepts. Automaton has 9164 states and 25154 transitions. Word has length 87 [2022-03-03 18:08:13,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:13,070 INFO L470 AbstractCegarLoop]: Abstraction has 9164 states and 25154 transitions. [2022-03-03 18:08:13,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:13,070 INFO L276 IsEmpty]: Start isEmpty. Operand 9164 states and 25154 transitions. [2022-03-03 18:08:13,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-03-03 18:08:13,079 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:13,079 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:13,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-03 18:08:13,079 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:13,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:13,081 INFO L85 PathProgramCache]: Analyzing trace with hash 732069708, now seen corresponding path program 1 times [2022-03-03 18:08:13,081 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:13,081 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394512091] [2022-03-03 18:08:13,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:13,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:13,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:13,191 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:13,191 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394512091] [2022-03-03 18:08:13,191 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394512091] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:13,191 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:13,191 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:13,191 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149300015] [2022-03-03 18:08:13,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:13,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-03 18:08:13,191 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:13,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-03 18:08:13,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-03 18:08:13,192 INFO L87 Difference]: Start difference. First operand 9164 states and 25154 transitions. Second operand has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:13,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:13,325 INFO L93 Difference]: Finished difference Result 3329 states and 8738 transitions. [2022-03-03 18:08:13,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:13,325 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2022-03-03 18:08:13,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:13,333 INFO L225 Difference]: With dead ends: 3329 [2022-03-03 18:08:13,333 INFO L226 Difference]: Without dead ends: 3329 [2022-03-03 18:08:13,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-03-03 18:08:13,334 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 276 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 776 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:13,334 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [276 Valid, 776 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:08:13,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3329 states. [2022-03-03 18:08:13,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3329 to 3291. [2022-03-03 18:08:13,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3291 states, 3287 states have (on average 2.647094615150593) internal successors, (8701), 3290 states have internal predecessors, (8701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:13,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 3291 states and 8701 transitions. [2022-03-03 18:08:13,392 INFO L78 Accepts]: Start accepts. Automaton has 3291 states and 8701 transitions. Word has length 90 [2022-03-03 18:08:13,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:13,392 INFO L470 AbstractCegarLoop]: Abstraction has 3291 states and 8701 transitions. [2022-03-03 18:08:13,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:13,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3291 states and 8701 transitions. [2022-03-03 18:08:13,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:13,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:13,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:13,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-03 18:08:13,398 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:13,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:13,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1304914252, now seen corresponding path program 1 times [2022-03-03 18:08:13,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:13,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187139269] [2022-03-03 18:08:13,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:13,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:14,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:14,062 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:14,062 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187139269] [2022-03-03 18:08:14,062 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187139269] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:14,062 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:14,062 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:14,062 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673285618] [2022-03-03 18:08:14,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:14,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:14,063 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:14,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:14,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:14,064 INFO L87 Difference]: Start difference. First operand 3291 states and 8701 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:15,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:15,775 INFO L93 Difference]: Finished difference Result 3760 states and 9603 transitions. [2022-03-03 18:08:15,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:08:15,775 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:15,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:15,783 INFO L225 Difference]: With dead ends: 3760 [2022-03-03 18:08:15,783 INFO L226 Difference]: Without dead ends: 3760 [2022-03-03 18:08:15,784 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:08:15,784 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1247 mSDsluCounter, 1450 mSDsCounter, 0 mSdLazyCounter, 1253 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 1730 SdHoareTripleChecker+Invalid, 1307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 1253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:15,784 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1247 Valid, 1730 Invalid, 1307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1253 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:08:15,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3760 states. [2022-03-03 18:08:15,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3760 to 3346. [2022-03-03 18:08:15,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3346 states, 3342 states have (on average 2.651406343506882) internal successors, (8861), 3345 states have internal predecessors, (8861), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:15,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 3346 states and 8861 transitions. [2022-03-03 18:08:15,843 INFO L78 Accepts]: Start accepts. Automaton has 3346 states and 8861 transitions. Word has length 92 [2022-03-03 18:08:15,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:15,843 INFO L470 AbstractCegarLoop]: Abstraction has 3346 states and 8861 transitions. [2022-03-03 18:08:15,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:15,843 INFO L276 IsEmpty]: Start isEmpty. Operand 3346 states and 8861 transitions. [2022-03-03 18:08:15,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:15,847 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:15,848 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:15,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-03 18:08:15,848 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:15,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:15,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1309201552, now seen corresponding path program 2 times [2022-03-03 18:08:15,849 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:15,849 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182601909] [2022-03-03 18:08:15,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:15,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:16,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:16,427 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:16,427 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182601909] [2022-03-03 18:08:16,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182601909] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:16,428 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:16,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:16,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462664081] [2022-03-03 18:08:16,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:16,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:16,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:16,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:16,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:16,429 INFO L87 Difference]: Start difference. First operand 3346 states and 8861 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:17,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:17,678 INFO L93 Difference]: Finished difference Result 3892 states and 9965 transitions. [2022-03-03 18:08:17,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:17,678 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:17,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:17,689 INFO L225 Difference]: With dead ends: 3892 [2022-03-03 18:08:17,689 INFO L226 Difference]: Without dead ends: 3892 [2022-03-03 18:08:17,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:17,690 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1484 mSDsluCounter, 941 mSDsCounter, 0 mSdLazyCounter, 835 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 1234 SdHoareTripleChecker+Invalid, 1016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:17,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 1234 Invalid, 1016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 835 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:08:17,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3892 states. [2022-03-03 18:08:17,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3892 to 3357. [2022-03-03 18:08:17,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3357 states, 3353 states have (on average 2.652251714882195) internal successors, (8893), 3356 states have internal predecessors, (8893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:17,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 3357 states and 8893 transitions. [2022-03-03 18:08:17,746 INFO L78 Accepts]: Start accepts. Automaton has 3357 states and 8893 transitions. Word has length 92 [2022-03-03 18:08:17,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:17,746 INFO L470 AbstractCegarLoop]: Abstraction has 3357 states and 8893 transitions. [2022-03-03 18:08:17,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:17,746 INFO L276 IsEmpty]: Start isEmpty. Operand 3357 states and 8893 transitions. [2022-03-03 18:08:17,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:17,751 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:17,751 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:17,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-03 18:08:17,752 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:17,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:17,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1309065772, now seen corresponding path program 3 times [2022-03-03 18:08:17,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:17,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106403092] [2022-03-03 18:08:17,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:17,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:18,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:18,537 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:18,537 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106403092] [2022-03-03 18:08:18,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106403092] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:18,538 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:18,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:18,538 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301263983] [2022-03-03 18:08:18,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:18,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:18,538 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:18,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:18,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:18,539 INFO L87 Difference]: Start difference. First operand 3357 states and 8893 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:19,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:19,864 INFO L93 Difference]: Finished difference Result 3826 states and 9795 transitions. [2022-03-03 18:08:19,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:19,865 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:19,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:19,874 INFO L225 Difference]: With dead ends: 3826 [2022-03-03 18:08:19,874 INFO L226 Difference]: Without dead ends: 3826 [2022-03-03 18:08:19,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:19,875 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1543 mSDsluCounter, 1406 mSDsCounter, 0 mSdLazyCounter, 1152 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 1300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:19,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 1695 Invalid, 1300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1152 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:08:19,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3826 states. [2022-03-03 18:08:19,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3826 to 3357. [2022-03-03 18:08:19,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3357 states, 3353 states have (on average 2.652251714882195) internal successors, (8893), 3356 states have internal predecessors, (8893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:19,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 3357 states and 8893 transitions. [2022-03-03 18:08:19,937 INFO L78 Accepts]: Start accepts. Automaton has 3357 states and 8893 transitions. Word has length 92 [2022-03-03 18:08:19,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:19,937 INFO L470 AbstractCegarLoop]: Abstraction has 3357 states and 8893 transitions. [2022-03-03 18:08:19,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:19,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3357 states and 8893 transitions. [2022-03-03 18:08:19,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:19,943 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:19,943 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:19,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-03 18:08:19,943 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:19,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:19,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1419043852, now seen corresponding path program 4 times [2022-03-03 18:08:19,944 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:19,944 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248117774] [2022-03-03 18:08:19,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:19,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:19,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:20,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:20,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248117774] [2022-03-03 18:08:20,437 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248117774] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:20,437 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:20,437 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:20,437 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902446947] [2022-03-03 18:08:20,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:20,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:20,438 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:20,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:20,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:20,438 INFO L87 Difference]: Start difference. First operand 3357 states and 8893 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:21,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:21,987 INFO L93 Difference]: Finished difference Result 3980 states and 10221 transitions. [2022-03-03 18:08:21,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:08:21,988 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:21,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:21,998 INFO L225 Difference]: With dead ends: 3980 [2022-03-03 18:08:21,998 INFO L226 Difference]: Without dead ends: 3980 [2022-03-03 18:08:22,003 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:08:22,004 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1466 mSDsluCounter, 1557 mSDsCounter, 0 mSdLazyCounter, 1352 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1466 SdHoareTripleChecker+Valid, 1851 SdHoareTripleChecker+Invalid, 1467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:22,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1466 Valid, 1851 Invalid, 1467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1352 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:08:22,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3980 states. [2022-03-03 18:08:22,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3980 to 3368. [2022-03-03 18:08:22,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3368 states, 3364 states have (on average 2.653091557669441) internal successors, (8925), 3367 states have internal predecessors, (8925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:22,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 3368 states and 8925 transitions. [2022-03-03 18:08:22,073 INFO L78 Accepts]: Start accepts. Automaton has 3368 states and 8925 transitions. Word has length 92 [2022-03-03 18:08:22,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:22,073 INFO L470 AbstractCegarLoop]: Abstraction has 3368 states and 8925 transitions. [2022-03-03 18:08:22,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:22,073 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 8925 transitions. [2022-03-03 18:08:22,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:22,078 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:22,079 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:22,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-03 18:08:22,079 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:22,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:22,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1415555422, now seen corresponding path program 5 times [2022-03-03 18:08:22,080 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:22,080 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544823011] [2022-03-03 18:08:22,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:22,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:22,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:22,718 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:22,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544823011] [2022-03-03 18:08:22,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544823011] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:22,719 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:22,719 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:22,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960869564] [2022-03-03 18:08:22,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:22,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:22,719 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:22,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:22,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:22,720 INFO L87 Difference]: Start difference. First operand 3368 states and 8925 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:24,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:24,305 INFO L93 Difference]: Finished difference Result 3980 states and 10221 transitions. [2022-03-03 18:08:24,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:08:24,305 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:24,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:24,312 INFO L225 Difference]: With dead ends: 3980 [2022-03-03 18:08:24,313 INFO L226 Difference]: Without dead ends: 3980 [2022-03-03 18:08:24,313 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:08:24,314 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1299 mSDsluCounter, 1942 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1299 SdHoareTripleChecker+Valid, 2232 SdHoareTripleChecker+Invalid, 1673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:24,314 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1299 Valid, 2232 Invalid, 1673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1587 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:08:24,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3980 states. [2022-03-03 18:08:24,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3980 to 3379. [2022-03-03 18:08:24,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3379 states, 3375 states have (on average 2.653925925925926) internal successors, (8957), 3378 states have internal predecessors, (8957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:24,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 3379 states and 8957 transitions. [2022-03-03 18:08:24,388 INFO L78 Accepts]: Start accepts. Automaton has 3379 states and 8957 transitions. Word has length 92 [2022-03-03 18:08:24,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:24,388 INFO L470 AbstractCegarLoop]: Abstraction has 3379 states and 8957 transitions. [2022-03-03 18:08:24,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:24,389 INFO L276 IsEmpty]: Start isEmpty. Operand 3379 states and 8957 transitions. [2022-03-03 18:08:24,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:24,394 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:24,394 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:24,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-03 18:08:24,394 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:24,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:24,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1415419642, now seen corresponding path program 6 times [2022-03-03 18:08:24,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:24,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202434124] [2022-03-03 18:08:24,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:24,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:24,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:25,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:25,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:25,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202434124] [2022-03-03 18:08:25,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202434124] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:25,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:25,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:25,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966586159] [2022-03-03 18:08:25,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:25,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:25,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:25,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:25,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:25,124 INFO L87 Difference]: Start difference. First operand 3379 states and 8957 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:26,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:26,322 INFO L93 Difference]: Finished difference Result 3914 states and 10051 transitions. [2022-03-03 18:08:26,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:26,322 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:26,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:26,328 INFO L225 Difference]: With dead ends: 3914 [2022-03-03 18:08:26,328 INFO L226 Difference]: Without dead ends: 3914 [2022-03-03 18:08:26,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:26,329 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1595 mSDsluCounter, 1167 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1595 SdHoareTripleChecker+Valid, 1454 SdHoareTripleChecker+Invalid, 1173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:26,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1595 Valid, 1454 Invalid, 1173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:08:26,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3914 states. [2022-03-03 18:08:26,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3914 to 3368. [2022-03-03 18:08:26,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3368 states, 3364 states have (on average 2.653091557669441) internal successors, (8925), 3367 states have internal predecessors, (8925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:26,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 3368 states and 8925 transitions. [2022-03-03 18:08:26,382 INFO L78 Accepts]: Start accepts. Automaton has 3368 states and 8925 transitions. Word has length 92 [2022-03-03 18:08:26,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:26,384 INFO L470 AbstractCegarLoop]: Abstraction has 3368 states and 8925 transitions. [2022-03-03 18:08:26,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:26,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 8925 transitions. [2022-03-03 18:08:26,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:26,391 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:26,391 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:26,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-03 18:08:26,392 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:26,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:26,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1363433200, now seen corresponding path program 7 times [2022-03-03 18:08:26,392 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:26,392 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268895962] [2022-03-03 18:08:26,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:26,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:26,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:26,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:26,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:26,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268895962] [2022-03-03 18:08:26,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268895962] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:26,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:26,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:26,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949617677] [2022-03-03 18:08:26,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:26,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:26,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:26,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:26,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:26,811 INFO L87 Difference]: Start difference. First operand 3368 states and 8925 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:28,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:28,849 INFO L93 Difference]: Finished difference Result 4024 states and 10349 transitions. [2022-03-03 18:08:28,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-03 18:08:28,849 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:28,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:28,856 INFO L225 Difference]: With dead ends: 4024 [2022-03-03 18:08:28,856 INFO L226 Difference]: Without dead ends: 4024 [2022-03-03 18:08:28,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=665, Invalid=1315, Unknown=0, NotChecked=0, Total=1980 [2022-03-03 18:08:28,857 INFO L933 BasicCegarLoop]: 397 mSDtfsCounter, 1238 mSDsluCounter, 2120 mSDsCounter, 0 mSdLazyCounter, 1751 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1238 SdHoareTripleChecker+Valid, 2485 SdHoareTripleChecker+Invalid, 1879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:28,857 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1238 Valid, 2485 Invalid, 1879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1751 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:08:28,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4024 states. [2022-03-03 18:08:28,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4024 to 3379. [2022-03-03 18:08:28,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3379 states, 3375 states have (on average 2.653925925925926) internal successors, (8957), 3378 states have internal predecessors, (8957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:28,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 3379 states and 8957 transitions. [2022-03-03 18:08:28,920 INFO L78 Accepts]: Start accepts. Automaton has 3379 states and 8957 transitions. Word has length 92 [2022-03-03 18:08:28,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:28,920 INFO L470 AbstractCegarLoop]: Abstraction has 3379 states and 8957 transitions. [2022-03-03 18:08:28,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:28,920 INFO L276 IsEmpty]: Start isEmpty. Operand 3379 states and 8957 transitions. [2022-03-03 18:08:28,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:28,927 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:28,927 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:28,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-03 18:08:28,928 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:28,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:28,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1546647850, now seen corresponding path program 8 times [2022-03-03 18:08:28,928 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:28,928 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260140184] [2022-03-03 18:08:28,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:28,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:29,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:29,462 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:29,462 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260140184] [2022-03-03 18:08:29,462 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260140184] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:29,462 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:29,462 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:29,462 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166010524] [2022-03-03 18:08:29,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:29,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:29,463 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:29,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:29,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:29,463 INFO L87 Difference]: Start difference. First operand 3379 states and 8957 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:30,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:30,923 INFO L93 Difference]: Finished difference Result 4178 states and 10797 transitions. [2022-03-03 18:08:30,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:08:30,924 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:30,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:30,930 INFO L225 Difference]: With dead ends: 4178 [2022-03-03 18:08:30,930 INFO L226 Difference]: Without dead ends: 4178 [2022-03-03 18:08:30,931 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:08:30,931 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1446 mSDsluCounter, 1770 mSDsCounter, 0 mSdLazyCounter, 1460 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 2071 SdHoareTripleChecker+Invalid, 1553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 1460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:30,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1446 Valid, 2071 Invalid, 1553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 1460 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:08:30,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4178 states. [2022-03-03 18:08:30,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4178 to 3401. [2022-03-03 18:08:30,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3401 states, 3397 states have (on average 2.655578451574919) internal successors, (9021), 3400 states have internal predecessors, (9021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:30,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 3401 states and 9021 transitions. [2022-03-03 18:08:30,990 INFO L78 Accepts]: Start accepts. Automaton has 3401 states and 9021 transitions. Word has length 92 [2022-03-03 18:08:30,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:30,990 INFO L470 AbstractCegarLoop]: Abstraction has 3401 states and 9021 transitions. [2022-03-03 18:08:30,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:30,990 INFO L276 IsEmpty]: Start isEmpty. Operand 3401 states and 9021 transitions. [2022-03-03 18:08:30,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:30,995 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:30,995 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:30,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-03 18:08:30,995 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:30,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:30,995 INFO L85 PathProgramCache]: Analyzing trace with hash -1550136280, now seen corresponding path program 9 times [2022-03-03 18:08:30,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:30,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246521706] [2022-03-03 18:08:30,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:30,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:31,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:31,734 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:31,734 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246521706] [2022-03-03 18:08:31,734 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246521706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:31,734 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:31,734 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:31,734 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164430000] [2022-03-03 18:08:31,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:31,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:31,735 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:31,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:31,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:31,736 INFO L87 Difference]: Start difference. First operand 3401 states and 9021 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:33,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:33,059 INFO L93 Difference]: Finished difference Result 4156 states and 10733 transitions. [2022-03-03 18:08:33,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:33,060 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:33,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:33,068 INFO L225 Difference]: With dead ends: 4156 [2022-03-03 18:08:33,068 INFO L226 Difference]: Without dead ends: 4156 [2022-03-03 18:08:33,069 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:33,069 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1367 mSDsluCounter, 1470 mSDsCounter, 0 mSdLazyCounter, 1276 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 1751 SdHoareTripleChecker+Invalid, 1400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:33,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1367 Valid, 1751 Invalid, 1400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1276 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:08:33,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4156 states. [2022-03-03 18:08:33,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4156 to 3412. [2022-03-03 18:08:33,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3412 states, 3408 states have (on average 2.6563967136150235) internal successors, (9053), 3411 states have internal predecessors, (9053), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:33,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 3412 states and 9053 transitions. [2022-03-03 18:08:33,127 INFO L78 Accepts]: Start accepts. Automaton has 3412 states and 9053 transitions. Word has length 92 [2022-03-03 18:08:33,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:33,127 INFO L470 AbstractCegarLoop]: Abstraction has 3412 states and 9053 transitions. [2022-03-03 18:08:33,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:33,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 9053 transitions. [2022-03-03 18:08:33,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:33,132 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:33,132 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] [2022-03-03 18:08:33,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-03 18:08:33,132 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:33,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:33,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1550272060, now seen corresponding path program 10 times [2022-03-03 18:08:33,133 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:33,133 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779167493] [2022-03-03 18:08:33,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:33,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:33,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:33,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:33,875 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:33,875 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779167493] [2022-03-03 18:08:33,876 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779167493] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:33,876 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:33,876 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:33,876 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992982704] [2022-03-03 18:08:33,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:33,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:33,876 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:33,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:33,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:33,877 INFO L87 Difference]: Start difference. First operand 3412 states and 9053 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:35,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:35,049 INFO L93 Difference]: Finished difference Result 4068 states and 10499 transitions. [2022-03-03 18:08:35,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:35,049 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:35,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:35,055 INFO L225 Difference]: With dead ends: 4068 [2022-03-03 18:08:35,055 INFO L226 Difference]: Without dead ends: 4068 [2022-03-03 18:08:35,055 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:35,055 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1284 mSDsluCounter, 1278 mSDsCounter, 0 mSdLazyCounter, 1096 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 1565 SdHoareTripleChecker+Invalid, 1188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1096 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:35,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 1565 Invalid, 1188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1096 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:08:35,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4068 states. [2022-03-03 18:08:35,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4068 to 3390. [2022-03-03 18:08:35,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3390 states, 3386 states have (on average 2.6547548730064974) internal successors, (8989), 3389 states have internal predecessors, (8989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:35,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 3390 states and 8989 transitions. [2022-03-03 18:08:35,098 INFO L78 Accepts]: Start accepts. Automaton has 3390 states and 8989 transitions. Word has length 92 [2022-03-03 18:08:35,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:35,098 INFO L470 AbstractCegarLoop]: Abstraction has 3390 states and 8989 transitions. [2022-03-03 18:08:35,098 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:35,098 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 8989 transitions. [2022-03-03 18:08:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:35,103 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:35,103 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] [2022-03-03 18:08:35,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-03 18:08:35,103 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:35,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:35,103 INFO L85 PathProgramCache]: Analyzing trace with hash -508721192, now seen corresponding path program 11 times [2022-03-03 18:08:35,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:35,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430933343] [2022-03-03 18:08:35,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:35,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:35,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:35,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:35,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430933343] [2022-03-03 18:08:35,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430933343] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:35,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:35,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:35,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371886854] [2022-03-03 18:08:35,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:35,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:35,521 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:35,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:35,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:35,521 INFO L87 Difference]: Start difference. First operand 3390 states and 8989 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:37,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:37,252 INFO L93 Difference]: Finished difference Result 3897 states and 10018 transitions. [2022-03-03 18:08:37,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-03 18:08:37,252 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:37,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:37,258 INFO L225 Difference]: With dead ends: 3897 [2022-03-03 18:08:37,258 INFO L226 Difference]: Without dead ends: 3897 [2022-03-03 18:08:37,259 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=684, Invalid=1386, Unknown=0, NotChecked=0, Total=2070 [2022-03-03 18:08:37,259 INFO L933 BasicCegarLoop]: 422 mSDtfsCounter, 1655 mSDsluCounter, 1835 mSDsCounter, 0 mSdLazyCounter, 1456 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1655 SdHoareTripleChecker+Valid, 2219 SdHoareTripleChecker+Invalid, 1616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:37,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1655 Valid, 2219 Invalid, 1616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1456 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:08:37,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3897 states. [2022-03-03 18:08:37,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3897 to 3367. [2022-03-03 18:08:37,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3367 states, 3363 states have (on average 2.6526910496580434) internal successors, (8921), 3366 states have internal predecessors, (8921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:37,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 3367 states and 8921 transitions. [2022-03-03 18:08:37,308 INFO L78 Accepts]: Start accepts. Automaton has 3367 states and 8921 transitions. Word has length 92 [2022-03-03 18:08:37,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:37,308 INFO L470 AbstractCegarLoop]: Abstraction has 3367 states and 8921 transitions. [2022-03-03 18:08:37,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:37,309 INFO L276 IsEmpty]: Start isEmpty. Operand 3367 states and 8921 transitions. [2022-03-03 18:08:37,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:37,312 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:37,312 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:37,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-03 18:08:37,312 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:37,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:37,313 INFO L85 PathProgramCache]: Analyzing trace with hash -691935842, now seen corresponding path program 12 times [2022-03-03 18:08:37,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:37,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614302555] [2022-03-03 18:08:37,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:37,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:37,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:37,893 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:37,893 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614302555] [2022-03-03 18:08:37,893 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614302555] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:37,893 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:37,893 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:37,893 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084353577] [2022-03-03 18:08:37,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:37,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:37,894 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:37,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:37,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:37,895 INFO L87 Difference]: Start difference. First operand 3367 states and 8921 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:39,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:39,045 INFO L93 Difference]: Finished difference Result 3956 states and 10194 transitions. [2022-03-03 18:08:39,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:39,045 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:39,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:39,054 INFO L225 Difference]: With dead ends: 3956 [2022-03-03 18:08:39,054 INFO L226 Difference]: Without dead ends: 3956 [2022-03-03 18:08:39,055 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:39,056 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1685 mSDsluCounter, 1302 mSDsCounter, 0 mSdLazyCounter, 1052 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1685 SdHoareTripleChecker+Valid, 1601 SdHoareTripleChecker+Invalid, 1195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:39,056 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1685 Valid, 1601 Invalid, 1195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1052 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:08:39,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3956 states. [2022-03-03 18:08:39,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3956 to 3389. [2022-03-03 18:08:39,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3389 states, 3385 states have (on average 2.6543574593796158) internal successors, (8985), 3388 states have internal predecessors, (8985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:39,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 3389 states and 8985 transitions. [2022-03-03 18:08:39,122 INFO L78 Accepts]: Start accepts. Automaton has 3389 states and 8985 transitions. Word has length 92 [2022-03-03 18:08:39,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:39,122 INFO L470 AbstractCegarLoop]: Abstraction has 3389 states and 8985 transitions. [2022-03-03 18:08:39,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:39,122 INFO L276 IsEmpty]: Start isEmpty. Operand 3389 states and 8985 transitions. [2022-03-03 18:08:39,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:39,127 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:39,127 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:39,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-03 18:08:39,127 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:39,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:39,128 INFO L85 PathProgramCache]: Analyzing trace with hash -695424272, now seen corresponding path program 13 times [2022-03-03 18:08:39,128 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:39,128 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171227685] [2022-03-03 18:08:39,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:39,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:39,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:39,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:39,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171227685] [2022-03-03 18:08:39,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171227685] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:39,883 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:39,883 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:39,883 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385127493] [2022-03-03 18:08:39,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:39,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:39,884 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:39,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:39,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:39,884 INFO L87 Difference]: Start difference. First operand 3389 states and 8985 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:41,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:41,134 INFO L93 Difference]: Finished difference Result 3912 states and 10066 transitions. [2022-03-03 18:08:41,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:41,135 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:41,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:41,141 INFO L225 Difference]: With dead ends: 3912 [2022-03-03 18:08:41,141 INFO L226 Difference]: Without dead ends: 3912 [2022-03-03 18:08:41,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:41,142 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1480 mSDsluCounter, 1281 mSDsCounter, 0 mSdLazyCounter, 1003 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 1582 SdHoareTripleChecker+Invalid, 1112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1003 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:41,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 1582 Invalid, 1112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1003 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:08:41,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3912 states. [2022-03-03 18:08:41,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3912 to 3400. [2022-03-03 18:08:41,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3400 states, 3396 states have (on average 2.6551825677267376) internal successors, (9017), 3399 states have internal predecessors, (9017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:41,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 3400 states and 9017 transitions. [2022-03-03 18:08:41,190 INFO L78 Accepts]: Start accepts. Automaton has 3400 states and 9017 transitions. Word has length 92 [2022-03-03 18:08:41,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:41,191 INFO L470 AbstractCegarLoop]: Abstraction has 3400 states and 9017 transitions. [2022-03-03 18:08:41,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:41,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3400 states and 9017 transitions. [2022-03-03 18:08:41,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:41,195 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:41,195 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:41,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-03 18:08:41,196 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:41,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:41,196 INFO L85 PathProgramCache]: Analyzing trace with hash -695560052, now seen corresponding path program 14 times [2022-03-03 18:08:41,196 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:41,196 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690366860] [2022-03-03 18:08:41,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:41,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:42,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:42,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:42,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690366860] [2022-03-03 18:08:42,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690366860] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:42,010 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:42,010 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:42,010 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068126852] [2022-03-03 18:08:42,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:42,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:42,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:42,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:42,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:42,012 INFO L87 Difference]: Start difference. First operand 3400 states and 9017 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:43,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:43,369 INFO L93 Difference]: Finished difference Result 3824 states and 9832 transitions. [2022-03-03 18:08:43,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:43,369 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:43,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:43,375 INFO L225 Difference]: With dead ends: 3824 [2022-03-03 18:08:43,376 INFO L226 Difference]: Without dead ends: 3824 [2022-03-03 18:08:43,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:43,377 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1622 mSDsluCounter, 1538 mSDsCounter, 0 mSdLazyCounter, 1250 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1622 SdHoareTripleChecker+Valid, 1835 SdHoareTripleChecker+Invalid, 1358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:43,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1622 Valid, 1835 Invalid, 1358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1250 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:08:43,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3824 states. [2022-03-03 18:08:43,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3824 to 3367. [2022-03-03 18:08:43,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3367 states, 3363 states have (on average 2.6526910496580434) internal successors, (8921), 3366 states have internal predecessors, (8921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:43,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 3367 states and 8921 transitions. [2022-03-03 18:08:43,433 INFO L78 Accepts]: Start accepts. Automaton has 3367 states and 8921 transitions. Word has length 92 [2022-03-03 18:08:43,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:43,434 INFO L470 AbstractCegarLoop]: Abstraction has 3367 states and 8921 transitions. [2022-03-03 18:08:43,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:43,434 INFO L276 IsEmpty]: Start isEmpty. Operand 3367 states and 8921 transitions. [2022-03-03 18:08:43,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:43,439 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:43,439 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] [2022-03-03 18:08:43,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-03 18:08:43,440 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:43,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:43,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1831468014, now seen corresponding path program 15 times [2022-03-03 18:08:43,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:43,441 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981822219] [2022-03-03 18:08:43,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:43,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:43,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:43,936 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:43,936 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981822219] [2022-03-03 18:08:43,936 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981822219] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:43,936 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:43,936 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:43,936 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808607596] [2022-03-03 18:08:43,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:43,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:43,936 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:43,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:43,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:43,937 INFO L87 Difference]: Start difference. First operand 3367 states and 8921 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:45,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:45,650 INFO L93 Difference]: Finished difference Result 4078 states and 10505 transitions. [2022-03-03 18:08:45,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:08:45,651 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:45,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:45,663 INFO L225 Difference]: With dead ends: 4078 [2022-03-03 18:08:45,663 INFO L226 Difference]: Without dead ends: 4078 [2022-03-03 18:08:45,668 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:08:45,668 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1326 mSDsluCounter, 1841 mSDsCounter, 0 mSdLazyCounter, 1656 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1326 SdHoareTripleChecker+Valid, 2105 SdHoareTripleChecker+Invalid, 1739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:45,668 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1326 Valid, 2105 Invalid, 1739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:08:45,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4078 states. [2022-03-03 18:08:45,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4078 to 3466. [2022-03-03 18:08:45,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3466 states, 3462 states have (on average 2.6600231080300403) internal successors, (9209), 3465 states have internal predecessors, (9209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:45,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3466 states and 9209 transitions. [2022-03-03 18:08:45,727 INFO L78 Accepts]: Start accepts. Automaton has 3466 states and 9209 transitions. Word has length 92 [2022-03-03 18:08:45,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:45,727 INFO L470 AbstractCegarLoop]: Abstraction has 3466 states and 9209 transitions. [2022-03-03 18:08:45,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:45,728 INFO L276 IsEmpty]: Start isEmpty. Operand 3466 states and 9209 transitions. [2022-03-03 18:08:45,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:45,732 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:45,732 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:45,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-03 18:08:45,733 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:45,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:45,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1827180714, now seen corresponding path program 16 times [2022-03-03 18:08:45,733 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:45,733 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551745793] [2022-03-03 18:08:45,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:45,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:46,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:46,222 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:46,222 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551745793] [2022-03-03 18:08:46,223 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551745793] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:46,223 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:46,223 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:46,223 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189881277] [2022-03-03 18:08:46,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:46,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:46,223 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:46,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:46,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:46,224 INFO L87 Difference]: Start difference. First operand 3466 states and 9209 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:47,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:47,250 INFO L93 Difference]: Finished difference Result 4177 states and 10782 transitions. [2022-03-03 18:08:47,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:47,251 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:47,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:47,257 INFO L225 Difference]: With dead ends: 4177 [2022-03-03 18:08:47,257 INFO L226 Difference]: Without dead ends: 4177 [2022-03-03 18:08:47,258 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:47,258 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1519 mSDsluCounter, 949 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1519 SdHoareTripleChecker+Valid, 1232 SdHoareTripleChecker+Invalid, 1054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:47,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1519 Valid, 1232 Invalid, 1054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 875 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:08:47,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4177 states. [2022-03-03 18:08:47,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4177 to 3477. [2022-03-03 18:08:47,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3477 states, 3473 states have (on average 2.660811978116902) internal successors, (9241), 3476 states have internal predecessors, (9241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:47,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 9241 transitions. [2022-03-03 18:08:47,304 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 9241 transitions. Word has length 92 [2022-03-03 18:08:47,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:47,304 INFO L470 AbstractCegarLoop]: Abstraction has 3477 states and 9241 transitions. [2022-03-03 18:08:47,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:47,304 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 9241 transitions. [2022-03-03 18:08:47,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:47,308 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:47,308 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:47,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-03 18:08:47,308 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:47,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:47,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1827316494, now seen corresponding path program 17 times [2022-03-03 18:08:47,308 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:47,309 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438826568] [2022-03-03 18:08:47,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:47,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:47,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:47,901 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:47,901 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438826568] [2022-03-03 18:08:47,901 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438826568] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:47,901 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:47,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:47,902 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188217991] [2022-03-03 18:08:47,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:47,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:47,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:47,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:47,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:47,903 INFO L87 Difference]: Start difference. First operand 3477 states and 9241 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:49,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:49,213 INFO L93 Difference]: Finished difference Result 4111 states and 10612 transitions. [2022-03-03 18:08:49,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:49,213 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:49,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:49,220 INFO L225 Difference]: With dead ends: 4111 [2022-03-03 18:08:49,220 INFO L226 Difference]: Without dead ends: 4111 [2022-03-03 18:08:49,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:49,221 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1596 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 1201 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1596 SdHoareTripleChecker+Valid, 1592 SdHoareTripleChecker+Invalid, 1351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:49,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1596 Valid, 1592 Invalid, 1351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1201 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:08:49,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4111 states. [2022-03-03 18:08:49,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4111 to 3455. [2022-03-03 18:08:49,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3455 states, 3451 states have (on average 2.659229208924949) internal successors, (9177), 3454 states have internal predecessors, (9177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:49,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3455 states and 9177 transitions. [2022-03-03 18:08:49,269 INFO L78 Accepts]: Start accepts. Automaton has 3455 states and 9177 transitions. Word has length 92 [2022-03-03 18:08:49,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:49,269 INFO L470 AbstractCegarLoop]: Abstraction has 3455 states and 9177 transitions. [2022-03-03 18:08:49,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:49,270 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 9177 transitions. [2022-03-03 18:08:49,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:49,273 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:49,273 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:49,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-03 18:08:49,273 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:49,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:49,274 INFO L85 PathProgramCache]: Analyzing trace with hash 1437796326, now seen corresponding path program 18 times [2022-03-03 18:08:49,274 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:49,274 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862786258] [2022-03-03 18:08:49,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:49,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:49,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:49,753 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:49,753 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862786258] [2022-03-03 18:08:49,753 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862786258] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:49,753 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:49,753 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:49,753 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090730773] [2022-03-03 18:08:49,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:49,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:49,754 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:49,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:49,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:49,755 INFO L87 Difference]: Start difference. First operand 3455 states and 9177 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:51,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:51,086 INFO L93 Difference]: Finished difference Result 4144 states and 10697 transitions. [2022-03-03 18:08:51,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:08:51,087 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:51,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:51,093 INFO L225 Difference]: With dead ends: 4144 [2022-03-03 18:08:51,093 INFO L226 Difference]: Without dead ends: 4144 [2022-03-03 18:08:51,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:08:51,094 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 1318 mSDsluCounter, 1446 mSDsCounter, 0 mSdLazyCounter, 1274 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1318 SdHoareTripleChecker+Valid, 1718 SdHoareTripleChecker+Invalid, 1361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:51,094 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1318 Valid, 1718 Invalid, 1361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1274 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:08:51,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4144 states. [2022-03-03 18:08:51,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4144 to 3477. [2022-03-03 18:08:51,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3477 states, 3473 states have (on average 2.660811978116902) internal successors, (9241), 3476 states have internal predecessors, (9241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:51,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 9241 transitions. [2022-03-03 18:08:51,149 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 9241 transitions. Word has length 92 [2022-03-03 18:08:51,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:51,149 INFO L470 AbstractCegarLoop]: Abstraction has 3477 states and 9241 transitions. [2022-03-03 18:08:51,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:51,149 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 9241 transitions. [2022-03-03 18:08:51,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:51,152 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:51,152 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:51,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-03 18:08:51,153 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:51,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:51,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1442083626, now seen corresponding path program 19 times [2022-03-03 18:08:51,153 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:51,153 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162389951] [2022-03-03 18:08:51,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:51,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:51,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:51,632 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:51,632 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162389951] [2022-03-03 18:08:51,632 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162389951] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:51,632 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:51,633 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:51,633 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154159375] [2022-03-03 18:08:51,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:51,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:51,633 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:51,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:51,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:51,634 INFO L87 Difference]: Start difference. First operand 3477 states and 9241 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:52,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:52,893 INFO L93 Difference]: Finished difference Result 4298 states and 11123 transitions. [2022-03-03 18:08:52,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:08:52,894 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:52,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:52,900 INFO L225 Difference]: With dead ends: 4298 [2022-03-03 18:08:52,900 INFO L226 Difference]: Without dead ends: 4298 [2022-03-03 18:08:52,901 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=381, Invalid=809, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:08:52,902 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1402 mSDsluCounter, 1187 mSDsCounter, 0 mSdLazyCounter, 1138 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1402 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 1256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:52,902 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1402 Valid, 1471 Invalid, 1256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1138 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:08:52,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4298 states. [2022-03-03 18:08:52,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4298 to 3488. [2022-03-03 18:08:52,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3484 states have (on average 2.6615958668197472) internal successors, (9273), 3487 states have internal predecessors, (9273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:52,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-03 18:08:52,953 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-03 18:08:52,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:52,954 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-03 18:08:52,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:52,954 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-03 18:08:52,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:52,957 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:52,957 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:52,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-03 18:08:52,957 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:52,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:52,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1441947846, now seen corresponding path program 20 times [2022-03-03 18:08:52,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:52,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756558298] [2022-03-03 18:08:52,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:52,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:53,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:53,521 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:53,521 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756558298] [2022-03-03 18:08:53,521 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756558298] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:53,521 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:53,521 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:53,521 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002790842] [2022-03-03 18:08:53,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:53,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:53,521 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:53,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:53,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:53,522 INFO L87 Difference]: Start difference. First operand 3488 states and 9273 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:55,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:55,097 INFO L93 Difference]: Finished difference Result 4210 states and 10889 transitions. [2022-03-03 18:08:55,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:08:55,098 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:55,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:55,104 INFO L225 Difference]: With dead ends: 4210 [2022-03-03 18:08:55,104 INFO L226 Difference]: Without dead ends: 4210 [2022-03-03 18:08:55,105 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:08:55,105 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1119 mSDsluCounter, 1806 mSDsCounter, 0 mSdLazyCounter, 1586 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 2081 SdHoareTripleChecker+Invalid, 1675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:55,105 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 2081 Invalid, 1675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1586 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:08:55,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4210 states. [2022-03-03 18:08:55,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4210 to 3466. [2022-03-03 18:08:55,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3466 states, 3462 states have (on average 2.6600231080300403) internal successors, (9209), 3465 states have internal predecessors, (9209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:55,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3466 states and 9209 transitions. [2022-03-03 18:08:55,154 INFO L78 Accepts]: Start accepts. Automaton has 3466 states and 9209 transitions. Word has length 92 [2022-03-03 18:08:55,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:55,154 INFO L470 AbstractCegarLoop]: Abstraction has 3466 states and 9209 transitions. [2022-03-03 18:08:55,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:55,154 INFO L276 IsEmpty]: Start isEmpty. Operand 3466 states and 9209 transitions. [2022-03-03 18:08:55,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:55,157 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:55,158 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] [2022-03-03 18:08:55,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-03 18:08:55,158 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:55,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:55,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1551925926, now seen corresponding path program 21 times [2022-03-03 18:08:55,158 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:55,158 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143216023] [2022-03-03 18:08:55,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:55,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:55,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:55,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:55,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143216023] [2022-03-03 18:08:55,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143216023] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:55,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:55,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:55,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290103274] [2022-03-03 18:08:55,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:55,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:55,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:55,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:55,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:55,561 INFO L87 Difference]: Start difference. First operand 3466 states and 9209 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:57,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:57,065 INFO L93 Difference]: Finished difference Result 4276 states and 11070 transitions. [2022-03-03 18:08:57,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:08:57,066 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:57,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:57,073 INFO L225 Difference]: With dead ends: 4276 [2022-03-03 18:08:57,073 INFO L226 Difference]: Without dead ends: 4276 [2022-03-03 18:08:57,073 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:08:57,074 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1068 mSDsluCounter, 1639 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1068 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 1595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:57,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1068 Valid, 1928 Invalid, 1595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1507 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:08:57,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2022-03-03 18:08:57,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3477. [2022-03-03 18:08:57,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3477 states, 3473 states have (on average 2.660811978116902) internal successors, (9241), 3476 states have internal predecessors, (9241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:57,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 9241 transitions. [2022-03-03 18:08:57,143 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 9241 transitions. Word has length 92 [2022-03-03 18:08:57,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:57,144 INFO L470 AbstractCegarLoop]: Abstraction has 3477 states and 9241 transitions. [2022-03-03 18:08:57,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:57,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 9241 transitions. [2022-03-03 18:08:57,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:57,148 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:57,149 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:57,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-03 18:08:57,149 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:57,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:57,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1548437496, now seen corresponding path program 22 times [2022-03-03 18:08:57,149 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:57,149 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986976347] [2022-03-03 18:08:57,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:57,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:57,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:57,656 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:57,656 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986976347] [2022-03-03 18:08:57,656 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986976347] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:57,656 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:57,656 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:57,656 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405203268] [2022-03-03 18:08:57,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:57,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:57,657 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:57,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:57,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:57,657 INFO L87 Difference]: Start difference. First operand 3477 states and 9241 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:59,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:59,212 INFO L93 Difference]: Finished difference Result 4276 states and 11070 transitions. [2022-03-03 18:08:59,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:08:59,213 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:08:59,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:59,220 INFO L225 Difference]: With dead ends: 4276 [2022-03-03 18:08:59,220 INFO L226 Difference]: Without dead ends: 4276 [2022-03-03 18:08:59,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:08:59,221 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1081 mSDsluCounter, 1525 mSDsCounter, 0 mSdLazyCounter, 1436 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1081 SdHoareTripleChecker+Valid, 1814 SdHoareTripleChecker+Invalid, 1528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:59,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1081 Valid, 1814 Invalid, 1528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1436 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:08:59,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2022-03-03 18:08:59,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3488. [2022-03-03 18:08:59,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3484 states have (on average 2.6615958668197472) internal successors, (9273), 3487 states have internal predecessors, (9273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:59,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-03 18:08:59,262 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-03 18:08:59,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:59,262 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-03 18:08:59,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:59,262 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-03 18:08:59,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:08:59,265 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:59,265 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:59,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-03 18:08:59,265 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:08:59,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:59,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1548301716, now seen corresponding path program 23 times [2022-03-03 18:08:59,266 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:59,266 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299106838] [2022-03-03 18:08:59,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:59,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:59,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:59,909 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:59,909 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299106838] [2022-03-03 18:08:59,909 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299106838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:59,909 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:59,909 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:08:59,909 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033943592] [2022-03-03 18:08:59,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:59,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:08:59,910 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:59,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:08:59,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:08:59,910 INFO L87 Difference]: Start difference. First operand 3488 states and 9273 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:01,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:01,161 INFO L93 Difference]: Finished difference Result 4210 states and 10900 transitions. [2022-03-03 18:09:01,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:01,161 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:01,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:01,167 INFO L225 Difference]: With dead ends: 4210 [2022-03-03 18:09:01,167 INFO L226 Difference]: Without dead ends: 4210 [2022-03-03 18:09:01,168 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:01,168 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 1377 mSDsluCounter, 1245 mSDsCounter, 0 mSdLazyCounter, 1138 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1377 SdHoareTripleChecker+Valid, 1527 SdHoareTripleChecker+Invalid, 1264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:01,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1377 Valid, 1527 Invalid, 1264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1138 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:01,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4210 states. [2022-03-03 18:09:01,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4210 to 3455. [2022-03-03 18:09:01,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3455 states, 3451 states have (on average 2.659229208924949) internal successors, (9177), 3454 states have internal predecessors, (9177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:01,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3455 states and 9177 transitions. [2022-03-03 18:09:01,212 INFO L78 Accepts]: Start accepts. Automaton has 3455 states and 9177 transitions. Word has length 92 [2022-03-03 18:09:01,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:01,212 INFO L470 AbstractCegarLoop]: Abstraction has 3455 states and 9177 transitions. [2022-03-03 18:09:01,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:01,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 9177 transitions. [2022-03-03 18:09:01,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:01,216 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:01,217 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:01,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-03 18:09:01,217 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:01,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:01,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1163207750, now seen corresponding path program 24 times [2022-03-03 18:09:01,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:01,218 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726886006] [2022-03-03 18:09:01,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:01,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:01,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:01,629 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:01,630 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726886006] [2022-03-03 18:09:01,630 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726886006] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:01,630 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:01,630 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:01,630 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616805426] [2022-03-03 18:09:01,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:01,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:01,630 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:01,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:01,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:01,631 INFO L87 Difference]: Start difference. First operand 3455 states and 9177 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:02,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:02,660 INFO L93 Difference]: Finished difference Result 4100 states and 10569 transitions. [2022-03-03 18:09:02,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:02,660 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:02,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:02,667 INFO L225 Difference]: With dead ends: 4100 [2022-03-03 18:09:02,667 INFO L226 Difference]: Without dead ends: 4100 [2022-03-03 18:09:02,668 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:02,668 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1174 mSDsluCounter, 1111 mSDsCounter, 0 mSdLazyCounter, 1017 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1174 SdHoareTripleChecker+Valid, 1383 SdHoareTripleChecker+Invalid, 1108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 1017 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:02,668 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1174 Valid, 1383 Invalid, 1108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 1017 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:09:02,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4100 states. [2022-03-03 18:09:02,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4100 to 3488. [2022-03-03 18:09:02,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3484 states have (on average 2.6615958668197472) internal successors, (9273), 3487 states have internal predecessors, (9273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:02,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-03 18:09:02,717 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-03 18:09:02,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:02,717 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-03 18:09:02,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:02,717 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-03 18:09:02,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:02,720 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:02,720 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:02,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-03 18:09:02,720 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:02,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:02,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1158920450, now seen corresponding path program 25 times [2022-03-03 18:09:02,721 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:02,721 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625782694] [2022-03-03 18:09:02,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:02,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:03,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:03,184 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:03,184 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625782694] [2022-03-03 18:09:03,184 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625782694] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:03,184 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:03,184 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:03,184 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794733078] [2022-03-03 18:09:03,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:03,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:03,185 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:03,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:03,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:03,186 INFO L87 Difference]: Start difference. First operand 3488 states and 9273 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:04,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:04,574 INFO L93 Difference]: Finished difference Result 4232 states and 10931 transitions. [2022-03-03 18:09:04,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:04,574 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:04,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:04,581 INFO L225 Difference]: With dead ends: 4232 [2022-03-03 18:09:04,581 INFO L226 Difference]: Without dead ends: 4232 [2022-03-03 18:09:04,581 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:04,581 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1321 mSDsluCounter, 1739 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1321 SdHoareTripleChecker+Valid, 2008 SdHoareTripleChecker+Invalid, 1638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:04,582 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1321 Valid, 2008 Invalid, 1638 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:04,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4232 states. [2022-03-03 18:09:04,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4232 to 3499. [2022-03-03 18:09:04,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3495 states have (on average 2.6623748211731044) internal successors, (9305), 3498 states have internal predecessors, (9305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:04,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-03 18:09:04,624 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-03 18:09:04,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:04,624 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-03 18:09:04,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:04,624 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-03 18:09:04,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:04,627 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:04,627 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] [2022-03-03 18:09:04,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-03 18:09:04,627 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:04,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:04,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1159056230, now seen corresponding path program 26 times [2022-03-03 18:09:04,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:04,628 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607479802] [2022-03-03 18:09:04,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:04,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:05,232 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:05,232 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607479802] [2022-03-03 18:09:05,232 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607479802] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:05,232 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:05,232 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:05,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604501472] [2022-03-03 18:09:05,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:05,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:05,233 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:05,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:05,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:05,233 INFO L87 Difference]: Start difference. First operand 3499 states and 9305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:06,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:06,444 INFO L93 Difference]: Finished difference Result 4166 states and 10761 transitions. [2022-03-03 18:09:06,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:06,445 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:06,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:06,451 INFO L225 Difference]: With dead ends: 4166 [2022-03-03 18:09:06,451 INFO L226 Difference]: Without dead ends: 4166 [2022-03-03 18:09:06,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:06,451 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1039 mSDsluCounter, 1395 mSDsCounter, 0 mSdLazyCounter, 1206 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1039 SdHoareTripleChecker+Valid, 1672 SdHoareTripleChecker+Invalid, 1298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:06,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1039 Valid, 1672 Invalid, 1298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1206 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:06,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4166 states. [2022-03-03 18:09:06,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4166 to 3477. [2022-03-03 18:09:06,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3477 states, 3473 states have (on average 2.660811978116902) internal successors, (9241), 3476 states have internal predecessors, (9241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:06,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 9241 transitions. [2022-03-03 18:09:06,491 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 9241 transitions. Word has length 92 [2022-03-03 18:09:06,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:06,491 INFO L470 AbstractCegarLoop]: Abstraction has 3477 states and 9241 transitions. [2022-03-03 18:09:06,492 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:06,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 9241 transitions. [2022-03-03 18:09:06,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:06,494 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:06,494 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:06,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-03 18:09:06,494 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:06,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:06,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1049078150, now seen corresponding path program 27 times [2022-03-03 18:09:06,495 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:06,495 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10796669] [2022-03-03 18:09:06,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:06,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:06,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:06,882 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:06,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10796669] [2022-03-03 18:09:06,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10796669] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:06,883 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:06,883 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:06,883 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379249427] [2022-03-03 18:09:06,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:06,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:06,883 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:06,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:06,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:06,884 INFO L87 Difference]: Start difference. First operand 3477 states and 9241 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:08,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:08,090 INFO L93 Difference]: Finished difference Result 4342 states and 11251 transitions. [2022-03-03 18:09:08,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:09:08,090 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:08,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:08,096 INFO L225 Difference]: With dead ends: 4342 [2022-03-03 18:09:08,096 INFO L226 Difference]: Without dead ends: 4342 [2022-03-03 18:09:08,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=437, Invalid=895, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:09:08,097 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1261 mSDsluCounter, 1073 mSDsCounter, 0 mSdLazyCounter, 1044 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1261 SdHoareTripleChecker+Valid, 1375 SdHoareTripleChecker+Invalid, 1175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:08,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1261 Valid, 1375 Invalid, 1175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1044 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:09:08,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4342 states. [2022-03-03 18:09:08,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4342 to 3488. [2022-03-03 18:09:08,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3484 states have (on average 2.6615958668197472) internal successors, (9273), 3487 states have internal predecessors, (9273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:08,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-03 18:09:08,134 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-03 18:09:08,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:08,134 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-03 18:09:08,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:08,134 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-03 18:09:08,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:08,137 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:08,137 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:08,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-03 18:09:08,137 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:08,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:08,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1052566580, now seen corresponding path program 28 times [2022-03-03 18:09:08,137 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:08,137 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728579233] [2022-03-03 18:09:08,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:08,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:08,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:08,575 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:08,575 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728579233] [2022-03-03 18:09:08,575 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728579233] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:08,575 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:08,575 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:08,575 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367094714] [2022-03-03 18:09:08,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:08,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:08,576 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:08,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:08,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:08,576 INFO L87 Difference]: Start difference. First operand 3488 states and 9273 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:09,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:09,926 INFO L93 Difference]: Finished difference Result 4320 states and 11187 transitions. [2022-03-03 18:09:09,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:09:09,926 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:09,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:09,932 INFO L225 Difference]: With dead ends: 4320 [2022-03-03 18:09:09,932 INFO L226 Difference]: Without dead ends: 4320 [2022-03-03 18:09:09,933 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:09:09,933 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1420 mSDsluCounter, 1397 mSDsCounter, 0 mSdLazyCounter, 1358 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1420 SdHoareTripleChecker+Valid, 1677 SdHoareTripleChecker+Invalid, 1486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:09,933 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1420 Valid, 1677 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1358 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:09,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4320 states. [2022-03-03 18:09:09,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4320 to 3499. [2022-03-03 18:09:09,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3495 states have (on average 2.6623748211731044) internal successors, (9305), 3498 states have internal predecessors, (9305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:09,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-03 18:09:09,973 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-03 18:09:09,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:09,973 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-03 18:09:09,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:09,973 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-03 18:09:09,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:09,976 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:09,976 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:09,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-03 18:09:09,976 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:09,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:09,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1052702360, now seen corresponding path program 29 times [2022-03-03 18:09:09,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:09,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958581402] [2022-03-03 18:09:09,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:09,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:10,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:10,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:10,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958581402] [2022-03-03 18:09:10,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958581402] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:10,597 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:10,597 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:10,597 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094385462] [2022-03-03 18:09:10,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:10,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:10,598 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:10,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:10,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:10,598 INFO L87 Difference]: Start difference. First operand 3499 states and 9305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:11,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:11,847 INFO L93 Difference]: Finished difference Result 4254 states and 11017 transitions. [2022-03-03 18:09:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:11,848 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:11,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:11,853 INFO L225 Difference]: With dead ends: 4254 [2022-03-03 18:09:11,853 INFO L226 Difference]: Without dead ends: 4254 [2022-03-03 18:09:11,854 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:11,854 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1183 mSDsluCounter, 1320 mSDsCounter, 0 mSdLazyCounter, 1209 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1183 SdHoareTripleChecker+Valid, 1598 SdHoareTripleChecker+Invalid, 1306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:11,854 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1183 Valid, 1598 Invalid, 1306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1209 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:11,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4254 states. [2022-03-03 18:09:11,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4254 to 3466. [2022-03-03 18:09:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3466 states, 3462 states have (on average 2.6600231080300403) internal successors, (9209), 3465 states have internal predecessors, (9209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:11,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3466 states and 9209 transitions. [2022-03-03 18:09:11,891 INFO L78 Accepts]: Start accepts. Automaton has 3466 states and 9209 transitions. Word has length 92 [2022-03-03 18:09:11,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:11,891 INFO L470 AbstractCegarLoop]: Abstraction has 3466 states and 9209 transitions. [2022-03-03 18:09:11,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:11,892 INFO L276 IsEmpty]: Start isEmpty. Operand 3466 states and 9209 transitions. [2022-03-03 18:09:11,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:11,895 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:11,895 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:11,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-03 18:09:11,895 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:11,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:11,896 INFO L85 PathProgramCache]: Analyzing trace with hash 280197444, now seen corresponding path program 30 times [2022-03-03 18:09:11,896 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:11,896 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033906290] [2022-03-03 18:09:11,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:11,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:12,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:12,283 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:12,283 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033906290] [2022-03-03 18:09:12,283 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033906290] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:12,283 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:12,283 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:12,284 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412403093] [2022-03-03 18:09:12,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:12,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:12,284 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:12,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:12,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:12,285 INFO L87 Difference]: Start difference. First operand 3466 states and 9209 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:13,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:13,958 INFO L93 Difference]: Finished difference Result 4309 states and 11166 transitions. [2022-03-03 18:09:13,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:09:13,958 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:13,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:13,964 INFO L225 Difference]: With dead ends: 4309 [2022-03-03 18:09:13,964 INFO L226 Difference]: Without dead ends: 4309 [2022-03-03 18:09:13,965 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:09:13,965 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1138 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1702 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 2137 SdHoareTripleChecker+Invalid, 1826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:13,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 2137 Invalid, 1826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1702 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:13,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4309 states. [2022-03-03 18:09:13,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4309 to 3488. [2022-03-03 18:09:13,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3484 states have (on average 2.6615958668197472) internal successors, (9273), 3487 states have internal predecessors, (9273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:14,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-03 18:09:14,001 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-03 18:09:14,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:14,002 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-03 18:09:14,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:14,002 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-03 18:09:14,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:14,004 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:14,004 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:14,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-03 18:09:14,004 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:14,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:14,005 INFO L85 PathProgramCache]: Analyzing trace with hash 276709014, now seen corresponding path program 31 times [2022-03-03 18:09:14,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:14,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147799457] [2022-03-03 18:09:14,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:14,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:14,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:14,561 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:14,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147799457] [2022-03-03 18:09:14,561 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147799457] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:14,561 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:14,561 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:14,561 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505297748] [2022-03-03 18:09:14,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:14,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:14,562 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:14,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:14,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:14,562 INFO L87 Difference]: Start difference. First operand 3488 states and 9273 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:15,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:15,853 INFO L93 Difference]: Finished difference Result 4287 states and 11102 transitions. [2022-03-03 18:09:15,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:15,853 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:15,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:15,859 INFO L225 Difference]: With dead ends: 4287 [2022-03-03 18:09:15,859 INFO L226 Difference]: Without dead ends: 4287 [2022-03-03 18:09:15,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:15,860 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1041 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 1378 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 1804 SdHoareTripleChecker+Invalid, 1470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:15,860 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1041 Valid, 1804 Invalid, 1470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1378 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:15,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4287 states. [2022-03-03 18:09:15,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4287 to 3499. [2022-03-03 18:09:15,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3495 states have (on average 2.6623748211731044) internal successors, (9305), 3498 states have internal predecessors, (9305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:15,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-03 18:09:15,897 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-03 18:09:15,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:15,897 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-03 18:09:15,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:15,897 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-03 18:09:15,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:15,900 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:15,900 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] [2022-03-03 18:09:15,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-03 18:09:15,901 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:15,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:15,901 INFO L85 PathProgramCache]: Analyzing trace with hash 276573234, now seen corresponding path program 32 times [2022-03-03 18:09:15,901 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:15,901 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057899612] [2022-03-03 18:09:15,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:15,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:16,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:16,536 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:16,536 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057899612] [2022-03-03 18:09:16,536 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057899612] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:16,536 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:16,536 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:16,536 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868479931] [2022-03-03 18:09:16,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:16,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:16,536 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:16,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:16,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:16,537 INFO L87 Difference]: Start difference. First operand 3499 states and 9305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:18,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:18,058 INFO L93 Difference]: Finished difference Result 4199 states and 10868 transitions. [2022-03-03 18:09:18,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:18,058 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:18,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:18,064 INFO L225 Difference]: With dead ends: 4199 [2022-03-03 18:09:18,064 INFO L226 Difference]: Without dead ends: 4199 [2022-03-03 18:09:18,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:18,065 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1036 mSDsluCounter, 1794 mSDsCounter, 0 mSdLazyCounter, 1588 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1036 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 1686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:18,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1036 Valid, 2064 Invalid, 1686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1588 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:18,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4199 states. [2022-03-03 18:09:18,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4199 to 3455. [2022-03-03 18:09:18,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3455 states, 3451 states have (on average 2.659229208924949) internal successors, (9177), 3454 states have internal predecessors, (9177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:18,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3455 states and 9177 transitions. [2022-03-03 18:09:18,105 INFO L78 Accepts]: Start accepts. Automaton has 3455 states and 9177 transitions. Word has length 92 [2022-03-03 18:09:18,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:18,105 INFO L470 AbstractCegarLoop]: Abstraction has 3455 states and 9177 transitions. [2022-03-03 18:09:18,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:18,106 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 9177 transitions. [2022-03-03 18:09:18,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:18,108 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:18,108 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:18,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-03 18:09:18,108 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:18,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:18,108 INFO L85 PathProgramCache]: Analyzing trace with hash 56444050, now seen corresponding path program 33 times [2022-03-03 18:09:18,109 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:18,109 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291566659] [2022-03-03 18:09:18,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:18,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:18,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:18,515 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:18,515 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291566659] [2022-03-03 18:09:18,515 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291566659] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:18,515 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:18,515 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:18,515 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320227950] [2022-03-03 18:09:18,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:18,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:18,515 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:18,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:18,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:18,516 INFO L87 Difference]: Start difference. First operand 3455 states and 9177 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:19,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:19,738 INFO L93 Difference]: Finished difference Result 4276 states and 11059 transitions. [2022-03-03 18:09:19,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:19,738 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:19,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:19,744 INFO L225 Difference]: With dead ends: 4276 [2022-03-03 18:09:19,744 INFO L226 Difference]: Without dead ends: 4276 [2022-03-03 18:09:19,744 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:19,745 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1192 mSDsluCounter, 1241 mSDsCounter, 0 mSdLazyCounter, 1183 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1192 SdHoareTripleChecker+Valid, 1504 SdHoareTripleChecker+Invalid, 1335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:19,745 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1192 Valid, 1504 Invalid, 1335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1183 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:19,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2022-03-03 18:09:19,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3532. [2022-03-03 18:09:19,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3532 states, 3528 states have (on average 2.6646825396825395) internal successors, (9401), 3531 states have internal predecessors, (9401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:19,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3532 states and 9401 transitions. [2022-03-03 18:09:19,810 INFO L78 Accepts]: Start accepts. Automaton has 3532 states and 9401 transitions. Word has length 92 [2022-03-03 18:09:19,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:19,810 INFO L470 AbstractCegarLoop]: Abstraction has 3532 states and 9401 transitions. [2022-03-03 18:09:19,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:19,810 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 9401 transitions. [2022-03-03 18:09:19,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:19,813 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:19,814 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] [2022-03-03 18:09:19,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-03 18:09:19,814 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:19,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:19,815 INFO L85 PathProgramCache]: Analyzing trace with hash 60731350, now seen corresponding path program 34 times [2022-03-03 18:09:19,815 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:19,815 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947305476] [2022-03-03 18:09:19,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:19,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:20,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:20,195 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:20,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947305476] [2022-03-03 18:09:20,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947305476] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:20,195 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:20,195 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:20,195 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631498434] [2022-03-03 18:09:20,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:20,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:20,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:20,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:20,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:20,196 INFO L87 Difference]: Start difference. First operand 3532 states and 9401 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:21,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:21,613 INFO L93 Difference]: Finished difference Result 4375 states and 11336 transitions. [2022-03-03 18:09:21,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:21,614 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:21,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:21,620 INFO L225 Difference]: With dead ends: 4375 [2022-03-03 18:09:21,620 INFO L226 Difference]: Without dead ends: 4375 [2022-03-03 18:09:21,620 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:21,621 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1142 mSDsluCounter, 1529 mSDsCounter, 0 mSdLazyCounter, 1450 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1142 SdHoareTripleChecker+Valid, 1797 SdHoareTripleChecker+Invalid, 1568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:21,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1142 Valid, 1797 Invalid, 1568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1450 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:21,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4375 states. [2022-03-03 18:09:21,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4375 to 3543. [2022-03-03 18:09:21,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3543 states, 3539 states have (on average 2.6654422153150605) internal successors, (9433), 3542 states have internal predecessors, (9433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:21,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-03 18:09:21,661 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-03 18:09:21,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:21,661 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-03 18:09:21,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:21,662 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-03 18:09:21,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:21,664 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:21,664 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] [2022-03-03 18:09:21,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-03 18:09:21,664 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:21,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:21,664 INFO L85 PathProgramCache]: Analyzing trace with hash 60595570, now seen corresponding path program 35 times [2022-03-03 18:09:21,664 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:21,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623359940] [2022-03-03 18:09:21,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:21,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:22,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:22,126 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:22,127 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623359940] [2022-03-03 18:09:22,127 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623359940] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:22,127 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:22,127 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:22,127 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598560128] [2022-03-03 18:09:22,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:22,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:22,127 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:22,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:22,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:22,128 INFO L87 Difference]: Start difference. First operand 3543 states and 9433 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:23,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:23,476 INFO L93 Difference]: Finished difference Result 4309 states and 11166 transitions. [2022-03-03 18:09:23,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:23,476 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:23,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:23,482 INFO L225 Difference]: With dead ends: 4309 [2022-03-03 18:09:23,482 INFO L226 Difference]: Without dead ends: 4309 [2022-03-03 18:09:23,483 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:23,483 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1071 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1071 SdHoareTripleChecker+Valid, 1650 SdHoareTripleChecker+Invalid, 1439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:23,483 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1071 Valid, 1650 Invalid, 1439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1316 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:23,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4309 states. [2022-03-03 18:09:23,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4309 to 3499. [2022-03-03 18:09:23,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3495 states have (on average 2.6623748211731044) internal successors, (9305), 3498 states have internal predecessors, (9305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:23,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-03 18:09:23,520 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-03 18:09:23,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:23,520 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-03 18:09:23,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:23,521 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-03 18:09:23,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:23,524 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:23,524 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:23,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-03 18:09:23,524 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:23,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:23,525 INFO L85 PathProgramCache]: Analyzing trace with hash 487768106, now seen corresponding path program 36 times [2022-03-03 18:09:23,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:23,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046939114] [2022-03-03 18:09:23,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:23,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:23,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:23,910 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:23,910 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046939114] [2022-03-03 18:09:23,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046939114] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:23,910 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:23,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:23,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063383789] [2022-03-03 18:09:23,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:23,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:23,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:23,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:23,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:23,911 INFO L87 Difference]: Start difference. First operand 3499 states and 9305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:25,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:25,252 INFO L93 Difference]: Finished difference Result 4474 states and 11613 transitions. [2022-03-03 18:09:25,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:25,253 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:25,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:25,259 INFO L225 Difference]: With dead ends: 4474 [2022-03-03 18:09:25,259 INFO L226 Difference]: Without dead ends: 4474 [2022-03-03 18:09:25,259 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:25,260 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 935 mSDsluCounter, 1422 mSDsCounter, 0 mSdLazyCounter, 1325 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 935 SdHoareTripleChecker+Valid, 1684 SdHoareTripleChecker+Invalid, 1421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:25,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [935 Valid, 1684 Invalid, 1421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1325 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:25,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4474 states. [2022-03-03 18:09:25,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4474 to 3554. [2022-03-03 18:09:25,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:25,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-03 18:09:25,299 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-03 18:09:25,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:25,299 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-03 18:09:25,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:25,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-03 18:09:25,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:25,302 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:25,302 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:25,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-03 18:09:25,302 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:25,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:25,302 INFO L85 PathProgramCache]: Analyzing trace with hash 492055406, now seen corresponding path program 37 times [2022-03-03 18:09:25,302 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:25,302 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603870819] [2022-03-03 18:09:25,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:25,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:25,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:25,662 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:25,662 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603870819] [2022-03-03 18:09:25,662 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603870819] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:25,662 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:25,662 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:25,662 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317191175] [2022-03-03 18:09:25,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:25,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:25,662 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:25,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:25,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:25,663 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:27,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:27,209 INFO L93 Difference]: Finished difference Result 4573 states and 11890 transitions. [2022-03-03 18:09:27,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:09:27,210 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:27,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:27,216 INFO L225 Difference]: With dead ends: 4573 [2022-03-03 18:09:27,216 INFO L226 Difference]: Without dead ends: 4573 [2022-03-03 18:09:27,216 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=389, Invalid=801, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:09:27,216 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1238 mSDsluCounter, 1556 mSDsCounter, 0 mSdLazyCounter, 1541 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1238 SdHoareTripleChecker+Valid, 1831 SdHoareTripleChecker+Invalid, 1637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:27,217 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1238 Valid, 1831 Invalid, 1637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1541 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:27,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4573 states. [2022-03-03 18:09:27,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4573 to 3565. [2022-03-03 18:09:27,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3561 states have (on average 2.66694748666105) internal successors, (9497), 3564 states have internal predecessors, (9497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:27,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-03 18:09:27,255 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-03 18:09:27,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:27,255 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-03 18:09:27,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:27,255 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-03 18:09:27,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:27,257 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:27,258 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:27,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-03 18:09:27,258 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:27,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:27,258 INFO L85 PathProgramCache]: Analyzing trace with hash 491919626, now seen corresponding path program 38 times [2022-03-03 18:09:27,258 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:27,258 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395518836] [2022-03-03 18:09:27,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:27,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:27,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:27,751 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:27,751 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395518836] [2022-03-03 18:09:27,751 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395518836] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:27,752 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:27,752 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:27,752 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514427174] [2022-03-03 18:09:27,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:27,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:27,752 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:27,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:27,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:27,753 INFO L87 Difference]: Start difference. First operand 3565 states and 9497 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:29,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:29,144 INFO L93 Difference]: Finished difference Result 4507 states and 11720 transitions. [2022-03-03 18:09:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:29,144 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:29,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:29,150 INFO L225 Difference]: With dead ends: 4507 [2022-03-03 18:09:29,150 INFO L226 Difference]: Without dead ends: 4507 [2022-03-03 18:09:29,151 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:29,151 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 935 mSDsluCounter, 1405 mSDsCounter, 0 mSdLazyCounter, 1352 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 935 SdHoareTripleChecker+Valid, 1674 SdHoareTripleChecker+Invalid, 1449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:29,151 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [935 Valid, 1674 Invalid, 1449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1352 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:29,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4507 states. [2022-03-03 18:09:29,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4507 to 3521. [2022-03-03 18:09:29,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3521 states, 3517 states have (on average 2.663918112027296) internal successors, (9369), 3520 states have internal predecessors, (9369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:29,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 3521 states and 9369 transitions. [2022-03-03 18:09:29,192 INFO L78 Accepts]: Start accepts. Automaton has 3521 states and 9369 transitions. Word has length 92 [2022-03-03 18:09:29,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:29,192 INFO L470 AbstractCegarLoop]: Abstraction has 3521 states and 9369 transitions. [2022-03-03 18:09:29,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:29,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3521 states and 9369 transitions. [2022-03-03 18:09:29,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:29,194 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:29,195 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:29,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-03 18:09:29,195 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:29,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:29,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1166137352, now seen corresponding path program 39 times [2022-03-03 18:09:29,195 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:29,195 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854991556] [2022-03-03 18:09:29,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:29,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:29,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:29,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:29,584 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854991556] [2022-03-03 18:09:29,584 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854991556] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:29,584 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:29,584 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:29,584 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881984260] [2022-03-03 18:09:29,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:29,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:29,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:29,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:29,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:29,585 INFO L87 Difference]: Start difference. First operand 3521 states and 9369 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:31,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:31,053 INFO L93 Difference]: Finished difference Result 4364 states and 11315 transitions. [2022-03-03 18:09:31,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:31,053 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:31,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:31,059 INFO L225 Difference]: With dead ends: 4364 [2022-03-03 18:09:31,059 INFO L226 Difference]: Without dead ends: 4364 [2022-03-03 18:09:31,060 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:31,060 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 927 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1591 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 927 SdHoareTripleChecker+Valid, 2001 SdHoareTripleChecker+Invalid, 1685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:31,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [927 Valid, 2001 Invalid, 1685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1591 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:31,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4364 states. [2022-03-03 18:09:31,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4364 to 3543. [2022-03-03 18:09:31,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3543 states, 3539 states have (on average 2.6654422153150605) internal successors, (9433), 3542 states have internal predecessors, (9433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:31,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-03 18:09:31,096 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-03 18:09:31,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:31,096 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-03 18:09:31,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:31,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-03 18:09:31,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:31,099 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:31,099 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:31,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-03 18:09:31,099 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:31,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:31,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1170424652, now seen corresponding path program 40 times [2022-03-03 18:09:31,099 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:31,099 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145623205] [2022-03-03 18:09:31,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:31,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:31,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:31,467 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:31,467 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145623205] [2022-03-03 18:09:31,467 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145623205] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:31,467 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:31,467 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:31,468 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052020238] [2022-03-03 18:09:31,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:31,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:31,468 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:31,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:31,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:31,468 INFO L87 Difference]: Start difference. First operand 3543 states and 9433 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:33,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:33,231 INFO L93 Difference]: Finished difference Result 4518 states and 11741 transitions. [2022-03-03 18:09:33,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:09:33,232 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:33,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:33,238 INFO L225 Difference]: With dead ends: 4518 [2022-03-03 18:09:33,238 INFO L226 Difference]: Without dead ends: 4518 [2022-03-03 18:09:33,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=412, Invalid=848, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:09:33,239 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1252 mSDsluCounter, 1782 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1252 SdHoareTripleChecker+Valid, 2059 SdHoareTripleChecker+Invalid, 1886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:33,239 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1252 Valid, 2059 Invalid, 1886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1792 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:09:33,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-03-03 18:09:33,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3554. [2022-03-03 18:09:33,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:33,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-03 18:09:33,278 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-03 18:09:33,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:33,278 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-03 18:09:33,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:33,278 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-03 18:09:33,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:33,280 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:33,280 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:33,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-03 18:09:33,281 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:33,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:33,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1170288872, now seen corresponding path program 41 times [2022-03-03 18:09:33,281 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:33,281 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970898425] [2022-03-03 18:09:33,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:33,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:33,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:33,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:33,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970898425] [2022-03-03 18:09:33,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970898425] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:33,757 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:33,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:33,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152632266] [2022-03-03 18:09:33,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:33,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:33,757 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:33,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:33,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:33,758 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:35,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:35,443 INFO L93 Difference]: Finished difference Result 4430 states and 11507 transitions. [2022-03-03 18:09:35,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:35,444 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:35,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:35,449 INFO L225 Difference]: With dead ends: 4430 [2022-03-03 18:09:35,449 INFO L226 Difference]: Without dead ends: 4430 [2022-03-03 18:09:35,450 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:35,450 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 980 mSDsluCounter, 1848 mSDsCounter, 0 mSdLazyCounter, 1763 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 980 SdHoareTripleChecker+Valid, 2111 SdHoareTripleChecker+Invalid, 1889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:35,450 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [980 Valid, 2111 Invalid, 1889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1763 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:09:35,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2022-03-03 18:09:35,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 3532. [2022-03-03 18:09:35,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3532 states, 3528 states have (on average 2.6646825396825395) internal successors, (9401), 3531 states have internal predecessors, (9401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:35,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3532 states and 9401 transitions. [2022-03-03 18:09:35,487 INFO L78 Accepts]: Start accepts. Automaton has 3532 states and 9401 transitions. Word has length 92 [2022-03-03 18:09:35,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:35,487 INFO L470 AbstractCegarLoop]: Abstraction has 3532 states and 9401 transitions. [2022-03-03 18:09:35,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:35,488 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 9401 transitions. [2022-03-03 18:09:35,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:35,491 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:35,491 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:35,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-03 18:09:35,491 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:35,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:35,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1280266952, now seen corresponding path program 42 times [2022-03-03 18:09:35,492 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:35,492 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854274930] [2022-03-03 18:09:35,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:35,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:35,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:35,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854274930] [2022-03-03 18:09:35,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854274930] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:35,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:35,821 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:35,821 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491562093] [2022-03-03 18:09:35,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:35,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:35,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:35,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:35,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:35,821 INFO L87 Difference]: Start difference. First operand 3532 states and 9401 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:37,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:37,404 INFO L93 Difference]: Finished difference Result 4496 states and 11688 transitions. [2022-03-03 18:09:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:09:37,404 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:37,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:37,410 INFO L225 Difference]: With dead ends: 4496 [2022-03-03 18:09:37,410 INFO L226 Difference]: Without dead ends: 4496 [2022-03-03 18:09:37,411 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:09:37,411 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1339 mSDsluCounter, 1611 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1339 SdHoareTripleChecker+Valid, 1901 SdHoareTripleChecker+Invalid, 1684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:37,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1339 Valid, 1901 Invalid, 1684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1526 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:37,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2022-03-03 18:09:37,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 3543. [2022-03-03 18:09:37,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3543 states, 3539 states have (on average 2.6654422153150605) internal successors, (9433), 3542 states have internal predecessors, (9433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:37,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-03 18:09:37,450 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-03 18:09:37,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:37,450 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-03 18:09:37,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:37,450 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-03 18:09:37,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:37,452 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:37,453 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:37,453 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-03 18:09:37,453 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:37,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:37,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1276778522, now seen corresponding path program 43 times [2022-03-03 18:09:37,453 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:37,453 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771675834] [2022-03-03 18:09:37,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:37,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:37,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:37,885 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:37,885 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771675834] [2022-03-03 18:09:37,885 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771675834] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:37,885 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:37,885 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:37,885 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625641818] [2022-03-03 18:09:37,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:37,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:37,885 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:37,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:37,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:37,886 INFO L87 Difference]: Start difference. First operand 3543 states and 9433 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:39,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:39,443 INFO L93 Difference]: Finished difference Result 4496 states and 11688 transitions. [2022-03-03 18:09:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:09:39,444 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:39,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:39,450 INFO L225 Difference]: With dead ends: 4496 [2022-03-03 18:09:39,451 INFO L226 Difference]: Without dead ends: 4496 [2022-03-03 18:09:39,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:09:39,451 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1291 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1291 SdHoareTripleChecker+Valid, 1818 SdHoareTripleChecker+Invalid, 1609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:39,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1291 Valid, 1818 Invalid, 1609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:39,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2022-03-03 18:09:39,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 3554. [2022-03-03 18:09:39,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:39,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-03 18:09:39,497 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-03 18:09:39,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:39,497 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-03 18:09:39,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:39,497 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-03 18:09:39,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:39,500 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:39,500 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:39,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-03 18:09:39,500 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:39,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:39,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1276642742, now seen corresponding path program 44 times [2022-03-03 18:09:39,500 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:39,501 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646743476] [2022-03-03 18:09:39,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:39,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:40,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:40,058 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:40,058 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646743476] [2022-03-03 18:09:40,058 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646743476] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:40,058 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:40,058 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:40,058 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536644968] [2022-03-03 18:09:40,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:40,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:40,058 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:40,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:40,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:40,059 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:41,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:41,402 INFO L93 Difference]: Finished difference Result 4430 states and 11518 transitions. [2022-03-03 18:09:41,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:41,402 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:41,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:41,408 INFO L225 Difference]: With dead ends: 4430 [2022-03-03 18:09:41,408 INFO L226 Difference]: Without dead ends: 4430 [2022-03-03 18:09:41,408 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:41,409 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1257 mSDsluCounter, 1368 mSDsCounter, 0 mSdLazyCounter, 1306 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1257 SdHoareTripleChecker+Valid, 1640 SdHoareTripleChecker+Invalid, 1437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:41,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1257 Valid, 1640 Invalid, 1437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1306 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:41,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2022-03-03 18:09:41,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 3499. [2022-03-03 18:09:41,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3495 states have (on average 2.6623748211731044) internal successors, (9305), 3498 states have internal predecessors, (9305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:41,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-03 18:09:41,447 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-03 18:09:41,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:41,447 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-03 18:09:41,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-03 18:09:41,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:41,451 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:41,451 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:41,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-03 18:09:41,451 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:41,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:41,452 INFO L85 PathProgramCache]: Analyzing trace with hash -895587654, now seen corresponding path program 45 times [2022-03-03 18:09:41,452 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:41,452 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270365918] [2022-03-03 18:09:41,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:41,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:41,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:41,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:41,825 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270365918] [2022-03-03 18:09:41,825 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270365918] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:41,826 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:41,826 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:41,826 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038722835] [2022-03-03 18:09:41,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:41,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:41,826 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:41,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:41,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:41,826 INFO L87 Difference]: Start difference. First operand 3499 states and 9305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:43,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:43,325 INFO L93 Difference]: Finished difference Result 4386 states and 11357 transitions. [2022-03-03 18:09:43,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:43,325 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:43,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:43,332 INFO L225 Difference]: With dead ends: 4386 [2022-03-03 18:09:43,332 INFO L226 Difference]: Without dead ends: 4386 [2022-03-03 18:09:43,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:43,333 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1206 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1686 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 2069 SdHoareTripleChecker+Invalid, 1778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:43,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1206 Valid, 2069 Invalid, 1778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1686 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:43,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4386 states. [2022-03-03 18:09:43,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4386 to 3576. [2022-03-03 18:09:43,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3576 states, 3572 states have (on average 2.6676931690929453) internal successors, (9529), 3575 states have internal predecessors, (9529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:43,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3576 states and 9529 transitions. [2022-03-03 18:09:43,377 INFO L78 Accepts]: Start accepts. Automaton has 3576 states and 9529 transitions. Word has length 92 [2022-03-03 18:09:43,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:43,378 INFO L470 AbstractCegarLoop]: Abstraction has 3576 states and 9529 transitions. [2022-03-03 18:09:43,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:43,378 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 9529 transitions. [2022-03-03 18:09:43,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:43,380 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:43,380 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:43,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-03 18:09:43,380 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:43,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:43,380 INFO L85 PathProgramCache]: Analyzing trace with hash -891300354, now seen corresponding path program 46 times [2022-03-03 18:09:43,381 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:43,381 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231577484] [2022-03-03 18:09:43,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:43,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:43,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:43,740 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:43,740 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231577484] [2022-03-03 18:09:43,740 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231577484] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:43,740 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:43,740 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:43,740 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869659135] [2022-03-03 18:09:43,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:43,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:43,741 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:43,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:43,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:43,741 INFO L87 Difference]: Start difference. First operand 3576 states and 9529 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:44,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:44,957 INFO L93 Difference]: Finished difference Result 4485 states and 11634 transitions. [2022-03-03 18:09:44,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:44,958 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:44,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:44,963 INFO L225 Difference]: With dead ends: 4485 [2022-03-03 18:09:44,963 INFO L226 Difference]: Without dead ends: 4485 [2022-03-03 18:09:44,963 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:44,963 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1012 mSDsluCounter, 1314 mSDsCounter, 0 mSdLazyCounter, 1239 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1012 SdHoareTripleChecker+Valid, 1580 SdHoareTripleChecker+Invalid, 1363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:44,963 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1012 Valid, 1580 Invalid, 1363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1239 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:44,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4485 states. [2022-03-03 18:09:44,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4485 to 3587. [2022-03-03 18:09:44,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3587 states, 3583 states have (on average 2.668434272955624) internal successors, (9561), 3586 states have internal predecessors, (9561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:45,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 3587 states and 9561 transitions. [2022-03-03 18:09:45,000 INFO L78 Accepts]: Start accepts. Automaton has 3587 states and 9561 transitions. Word has length 92 [2022-03-03 18:09:45,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:45,000 INFO L470 AbstractCegarLoop]: Abstraction has 3587 states and 9561 transitions. [2022-03-03 18:09:45,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:45,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 9561 transitions. [2022-03-03 18:09:45,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:45,003 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:45,003 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:45,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-03 18:09:45,003 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:45,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:45,003 INFO L85 PathProgramCache]: Analyzing trace with hash -891436134, now seen corresponding path program 47 times [2022-03-03 18:09:45,003 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:45,004 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398124432] [2022-03-03 18:09:45,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:45,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:45,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:45,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:45,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398124432] [2022-03-03 18:09:45,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398124432] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:45,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:45,462 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:45,462 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248459711] [2022-03-03 18:09:45,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:45,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:45,462 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:45,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:45,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:45,462 INFO L87 Difference]: Start difference. First operand 3587 states and 9561 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:46,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:46,952 INFO L93 Difference]: Finished difference Result 4419 states and 11464 transitions. [2022-03-03 18:09:46,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:46,952 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:46,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:46,958 INFO L225 Difference]: With dead ends: 4419 [2022-03-03 18:09:46,958 INFO L226 Difference]: Without dead ends: 4419 [2022-03-03 18:09:46,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:46,959 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1235 mSDsluCounter, 1575 mSDsCounter, 0 mSdLazyCounter, 1544 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 1839 SdHoareTripleChecker+Invalid, 1639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:46,959 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 1839 Invalid, 1639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1544 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:46,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4419 states. [2022-03-03 18:09:46,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4419 to 3543. [2022-03-03 18:09:46,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3543 states, 3539 states have (on average 2.6654422153150605) internal successors, (9433), 3542 states have internal predecessors, (9433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:46,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-03 18:09:46,998 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-03 18:09:46,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:46,998 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-03 18:09:46,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-03 18:09:47,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:47,000 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:47,000 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:47,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-03 18:09:47,000 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:47,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:47,001 INFO L85 PathProgramCache]: Analyzing trace with hash -217218408, now seen corresponding path program 48 times [2022-03-03 18:09:47,001 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:47,001 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754702110] [2022-03-03 18:09:47,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:47,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:47,408 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:47,408 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754702110] [2022-03-03 18:09:47,408 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754702110] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:47,408 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:47,408 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:47,408 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339103435] [2022-03-03 18:09:47,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:47,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:47,409 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:47,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:47,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:47,409 INFO L87 Difference]: Start difference. First operand 3543 states and 9433 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:48,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:48,747 INFO L93 Difference]: Finished difference Result 4452 states and 11549 transitions. [2022-03-03 18:09:48,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:48,747 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:48,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:48,754 INFO L225 Difference]: With dead ends: 4452 [2022-03-03 18:09:48,754 INFO L226 Difference]: Without dead ends: 4452 [2022-03-03 18:09:48,754 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:48,755 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 926 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 1442 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 926 SdHoareTripleChecker+Valid, 1799 SdHoareTripleChecker+Invalid, 1540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:48,755 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [926 Valid, 1799 Invalid, 1540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1442 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:48,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4452 states. [2022-03-03 18:09:48,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4452 to 3565. [2022-03-03 18:09:48,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3561 states have (on average 2.66694748666105) internal successors, (9497), 3564 states have internal predecessors, (9497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:48,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-03 18:09:48,801 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-03 18:09:48,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:48,801 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-03 18:09:48,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:48,802 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-03 18:09:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:48,804 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:48,804 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:48,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-03 18:09:48,804 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:48,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:48,805 INFO L85 PathProgramCache]: Analyzing trace with hash -212931108, now seen corresponding path program 49 times [2022-03-03 18:09:48,805 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:48,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894355696] [2022-03-03 18:09:48,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:48,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:49,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:49,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:49,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894355696] [2022-03-03 18:09:49,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894355696] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:49,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:49,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:49,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800504452] [2022-03-03 18:09:49,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:49,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:49,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:49,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:49,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:49,203 INFO L87 Difference]: Start difference. First operand 3565 states and 9497 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:50,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:50,692 INFO L93 Difference]: Finished difference Result 4606 states and 11975 transitions. [2022-03-03 18:09:50,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:09:50,692 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:50,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:50,699 INFO L225 Difference]: With dead ends: 4606 [2022-03-03 18:09:50,699 INFO L226 Difference]: Without dead ends: 4606 [2022-03-03 18:09:50,699 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:09:50,699 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1288 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1288 SdHoareTripleChecker+Valid, 1902 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:50,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1288 Valid, 1902 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:50,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4606 states. [2022-03-03 18:09:50,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4606 to 3576. [2022-03-03 18:09:50,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3576 states, 3572 states have (on average 2.6676931690929453) internal successors, (9529), 3575 states have internal predecessors, (9529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:50,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3576 states and 9529 transitions. [2022-03-03 18:09:50,745 INFO L78 Accepts]: Start accepts. Automaton has 3576 states and 9529 transitions. Word has length 92 [2022-03-03 18:09:50,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:50,746 INFO L470 AbstractCegarLoop]: Abstraction has 3576 states and 9529 transitions. [2022-03-03 18:09:50,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:50,746 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 9529 transitions. [2022-03-03 18:09:50,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:50,748 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:50,748 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:50,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-03 18:09:50,748 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:50,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:50,749 INFO L85 PathProgramCache]: Analyzing trace with hash -213066888, now seen corresponding path program 50 times [2022-03-03 18:09:50,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:50,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721759322] [2022-03-03 18:09:50,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:50,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:51,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:51,228 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:51,228 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721759322] [2022-03-03 18:09:51,229 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721759322] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:51,229 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:51,229 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:51,229 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91754314] [2022-03-03 18:09:51,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:51,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:51,229 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:51,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:51,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:51,229 INFO L87 Difference]: Start difference. First operand 3576 states and 9529 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:52,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:52,778 INFO L93 Difference]: Finished difference Result 4518 states and 11741 transitions. [2022-03-03 18:09:52,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:52,778 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:52,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:52,784 INFO L225 Difference]: With dead ends: 4518 [2022-03-03 18:09:52,784 INFO L226 Difference]: Without dead ends: 4518 [2022-03-03 18:09:52,784 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:52,785 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1073 mSDsluCounter, 1685 mSDsCounter, 0 mSdLazyCounter, 1675 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 1945 SdHoareTripleChecker+Invalid, 1776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 1675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:52,785 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1073 Valid, 1945 Invalid, 1776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 1675 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:52,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-03-03 18:09:52,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3554. [2022-03-03 18:09:52,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:52,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-03 18:09:52,821 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-03 18:09:52,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:52,821 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-03 18:09:52,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:52,822 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-03 18:09:52,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:52,824 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:52,824 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:52,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-03 18:09:52,824 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:52,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:52,824 INFO L85 PathProgramCache]: Analyzing trace with hash -103088808, now seen corresponding path program 51 times [2022-03-03 18:09:52,824 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:52,824 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590529404] [2022-03-03 18:09:52,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:52,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:52,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:53,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:53,168 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590529404] [2022-03-03 18:09:53,168 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590529404] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:53,168 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:53,168 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:53,168 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344641248] [2022-03-03 18:09:53,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:53,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:53,168 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:53,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:53,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:53,169 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:54,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:54,411 INFO L93 Difference]: Finished difference Result 4562 states and 11858 transitions. [2022-03-03 18:09:54,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:09:54,411 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:54,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:54,418 INFO L225 Difference]: With dead ends: 4562 [2022-03-03 18:09:54,418 INFO L226 Difference]: Without dead ends: 4562 [2022-03-03 18:09:54,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=472, Invalid=934, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:09:54,418 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1084 mSDsluCounter, 1035 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1084 SdHoareTripleChecker+Valid, 1340 SdHoareTripleChecker+Invalid, 1208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:54,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1084 Valid, 1340 Invalid, 1208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:09:54,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4562 states. [2022-03-03 18:09:54,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4562 to 3565. [2022-03-03 18:09:54,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3561 states have (on average 2.66694748666105) internal successors, (9497), 3564 states have internal predecessors, (9497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:54,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-03 18:09:54,479 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-03 18:09:54,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:54,479 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-03 18:09:54,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:54,479 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-03 18:09:54,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:54,481 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:54,481 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] [2022-03-03 18:09:54,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-03 18:09:54,482 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:54,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:54,483 INFO L85 PathProgramCache]: Analyzing trace with hash -106577238, now seen corresponding path program 52 times [2022-03-03 18:09:54,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:54,483 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996696291] [2022-03-03 18:09:54,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:54,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:54,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:54,895 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:54,895 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996696291] [2022-03-03 18:09:54,895 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996696291] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:54,895 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:54,895 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:54,895 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260461803] [2022-03-03 18:09:54,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:54,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:54,896 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:54,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:54,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:54,896 INFO L87 Difference]: Start difference. First operand 3565 states and 9497 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:56,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:56,300 INFO L93 Difference]: Finished difference Result 4584 states and 11922 transitions. [2022-03-03 18:09:56,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:09:56,301 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:56,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:56,307 INFO L225 Difference]: With dead ends: 4584 [2022-03-03 18:09:56,307 INFO L226 Difference]: Without dead ends: 4584 [2022-03-03 18:09:56,307 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:09:56,308 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1014 mSDsluCounter, 1371 mSDsCounter, 0 mSdLazyCounter, 1353 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1014 SdHoareTripleChecker+Valid, 1652 SdHoareTripleChecker+Invalid, 1485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:56,308 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1014 Valid, 1652 Invalid, 1485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1353 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:56,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4584 states. [2022-03-03 18:09:56,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4584 to 3576. [2022-03-03 18:09:56,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3576 states, 3572 states have (on average 2.6676931690929453) internal successors, (9529), 3575 states have internal predecessors, (9529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:56,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3576 states and 9529 transitions. [2022-03-03 18:09:56,346 INFO L78 Accepts]: Start accepts. Automaton has 3576 states and 9529 transitions. Word has length 92 [2022-03-03 18:09:56,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:56,346 INFO L470 AbstractCegarLoop]: Abstraction has 3576 states and 9529 transitions. [2022-03-03 18:09:56,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:56,346 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 9529 transitions. [2022-03-03 18:09:56,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:56,348 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:56,349 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] [2022-03-03 18:09:56,349 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-03 18:09:56,349 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:56,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:56,349 INFO L85 PathProgramCache]: Analyzing trace with hash -106713018, now seen corresponding path program 53 times [2022-03-03 18:09:56,349 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:56,349 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544622471] [2022-03-03 18:09:56,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:56,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:56,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:56,884 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:56,884 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544622471] [2022-03-03 18:09:56,885 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544622471] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:56,885 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:56,885 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:56,885 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251544751] [2022-03-03 18:09:56,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:56,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:56,885 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:56,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:56,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:56,885 INFO L87 Difference]: Start difference. First operand 3576 states and 9529 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:58,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:58,158 INFO L93 Difference]: Finished difference Result 4518 states and 11752 transitions. [2022-03-03 18:09:58,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:58,158 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:58,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:58,164 INFO L225 Difference]: With dead ends: 4518 [2022-03-03 18:09:58,164 INFO L226 Difference]: Without dead ends: 4518 [2022-03-03 18:09:58,164 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:58,165 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1059 mSDsluCounter, 1277 mSDsCounter, 0 mSdLazyCounter, 1262 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1059 SdHoareTripleChecker+Valid, 1547 SdHoareTripleChecker+Invalid, 1369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 1262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:58,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1059 Valid, 1547 Invalid, 1369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 1262 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:58,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-03-03 18:09:58,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3521. [2022-03-03 18:09:58,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3521 states, 3517 states have (on average 2.663918112027296) internal successors, (9369), 3520 states have internal predecessors, (9369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:58,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 3521 states and 9369 transitions. [2022-03-03 18:09:58,217 INFO L78 Accepts]: Start accepts. Automaton has 3521 states and 9369 transitions. Word has length 92 [2022-03-03 18:09:58,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:58,217 INFO L470 AbstractCegarLoop]: Abstraction has 3521 states and 9369 transitions. [2022-03-03 18:09:58,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:58,217 INFO L276 IsEmpty]: Start isEmpty. Operand 3521 states and 9369 transitions. [2022-03-03 18:09:58,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:58,220 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:58,220 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:58,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-03 18:09:58,220 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:58,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:58,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1594690426, now seen corresponding path program 54 times [2022-03-03 18:09:58,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:58,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796718734] [2022-03-03 18:09:58,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:58,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:58,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:58,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:58,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796718734] [2022-03-03 18:09:58,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796718734] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:58,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:58,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:58,617 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499331065] [2022-03-03 18:09:58,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:58,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:58,617 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:58,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:58,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:58,617 INFO L87 Difference]: Start difference. First operand 3521 states and 9369 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:59,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:59,938 INFO L93 Difference]: Finished difference Result 4254 states and 10995 transitions. [2022-03-03 18:09:59,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:59,939 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:09:59,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:59,944 INFO L225 Difference]: With dead ends: 4254 [2022-03-03 18:09:59,944 INFO L226 Difference]: Without dead ends: 4254 [2022-03-03 18:09:59,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:59,945 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 1200 mSDsluCounter, 1506 mSDsCounter, 0 mSdLazyCounter, 1435 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1200 SdHoareTripleChecker+Valid, 1761 SdHoareTripleChecker+Invalid, 1533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:59,945 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1200 Valid, 1761 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1435 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:59,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4254 states. [2022-03-03 18:09:59,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4254 to 3554. [2022-03-03 18:09:59,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:59,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-03 18:09:59,981 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-03 18:09:59,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:59,981 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-03 18:09:59,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:59,982 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-03 18:09:59,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:59,984 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:59,984 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:59,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-03 18:09:59,984 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:09:59,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:59,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1598977726, now seen corresponding path program 55 times [2022-03-03 18:09:59,984 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:59,984 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557819159] [2022-03-03 18:09:59,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:59,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:00,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:00,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:00,347 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:00,347 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557819159] [2022-03-03 18:10:00,347 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557819159] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:00,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:00,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:00,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623745324] [2022-03-03 18:10:00,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:00,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:00,347 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:00,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:00,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:00,348 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:01,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:01,570 INFO L93 Difference]: Finished difference Result 4386 states and 11357 transitions. [2022-03-03 18:10:01,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:01,570 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:01,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:01,576 INFO L225 Difference]: With dead ends: 4386 [2022-03-03 18:10:01,576 INFO L226 Difference]: Without dead ends: 4386 [2022-03-03 18:10:01,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:01,577 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1158 mSDsluCounter, 1279 mSDsCounter, 0 mSdLazyCounter, 1300 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1158 SdHoareTripleChecker+Valid, 1543 SdHoareTripleChecker+Invalid, 1426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:01,577 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1158 Valid, 1543 Invalid, 1426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1300 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:01,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4386 states. [2022-03-03 18:10:01,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4386 to 3565. [2022-03-03 18:10:01,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3561 states have (on average 2.66694748666105) internal successors, (9497), 3564 states have internal predecessors, (9497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:01,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-03 18:10:01,618 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-03 18:10:01,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:01,618 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-03 18:10:01,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:01,618 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-03 18:10:01,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:01,620 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:01,620 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:01,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-03 18:10:01,621 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:01,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:01,621 INFO L85 PathProgramCache]: Analyzing trace with hash 1598841946, now seen corresponding path program 56 times [2022-03-03 18:10:01,621 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:01,621 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165136198] [2022-03-03 18:10:01,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:01,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:02,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:02,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:02,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165136198] [2022-03-03 18:10:02,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165136198] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:02,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:02,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:02,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516164236] [2022-03-03 18:10:02,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:02,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:02,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:02,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:02,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:02,070 INFO L87 Difference]: Start difference. First operand 3565 states and 9497 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:03,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:03,476 INFO L93 Difference]: Finished difference Result 4320 states and 11187 transitions. [2022-03-03 18:10:03,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:03,477 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:03,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:03,483 INFO L225 Difference]: With dead ends: 4320 [2022-03-03 18:10:03,483 INFO L226 Difference]: Without dead ends: 4320 [2022-03-03 18:10:03,483 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:03,484 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 921 mSDsluCounter, 1628 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 921 SdHoareTripleChecker+Valid, 1890 SdHoareTripleChecker+Invalid, 1619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:03,484 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [921 Valid, 1890 Invalid, 1619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1519 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:10:03,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4320 states. [2022-03-03 18:10:03,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4320 to 3543. [2022-03-03 18:10:03,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3543 states, 3539 states have (on average 2.6654422153150605) internal successors, (9433), 3542 states have internal predecessors, (9433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:03,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-03 18:10:03,528 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-03 18:10:03,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:03,528 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-03 18:10:03,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:03,529 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-03 18:10:03,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:03,532 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:03,532 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:03,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-03 18:10:03,532 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:03,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:03,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1708820026, now seen corresponding path program 57 times [2022-03-03 18:10:03,532 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:03,532 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639087629] [2022-03-03 18:10:03,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:03,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:03,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:03,898 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:03,898 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639087629] [2022-03-03 18:10:03,898 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639087629] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:03,898 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:03,898 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:03,899 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686868829] [2022-03-03 18:10:03,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:03,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:03,899 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:03,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:03,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:03,899 INFO L87 Difference]: Start difference. First operand 3543 states and 9433 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:05,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:05,831 INFO L93 Difference]: Finished difference Result 4496 states and 11677 transitions. [2022-03-03 18:10:05,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:10:05,832 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:05,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:05,838 INFO L225 Difference]: With dead ends: 4496 [2022-03-03 18:10:05,838 INFO L226 Difference]: Without dead ends: 4496 [2022-03-03 18:10:05,838 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=494, Invalid=988, Unknown=0, NotChecked=0, Total=1482 [2022-03-03 18:10:05,838 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 970 mSDsluCounter, 2079 mSDsCounter, 0 mSdLazyCounter, 2020 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 2378 SdHoareTripleChecker+Invalid, 2119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 2020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:05,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [970 Valid, 2378 Invalid, 2119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 2020 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:10:05,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2022-03-03 18:10:05,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 3554. [2022-03-03 18:10:05,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:05,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-03 18:10:05,879 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-03 18:10:05,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:05,880 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-03 18:10:05,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:05,880 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-03 18:10:05,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:05,882 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:05,882 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:05,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-03 18:10:05,882 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:05,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:05,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1705331596, now seen corresponding path program 58 times [2022-03-03 18:10:05,883 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:05,883 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125877419] [2022-03-03 18:10:05,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:05,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:06,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:06,303 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:06,303 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125877419] [2022-03-03 18:10:06,303 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125877419] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:06,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:06,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:06,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556847693] [2022-03-03 18:10:06,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:06,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:06,304 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:06,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:06,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:06,304 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:07,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:07,929 INFO L93 Difference]: Finished difference Result 4474 states and 11613 transitions. [2022-03-03 18:10:07,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:10:07,929 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:07,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:07,935 INFO L225 Difference]: With dead ends: 4474 [2022-03-03 18:10:07,935 INFO L226 Difference]: Without dead ends: 4474 [2022-03-03 18:10:07,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:10:07,936 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1289 mSDsluCounter, 1796 mSDsCounter, 0 mSdLazyCounter, 1770 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1289 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:07,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1289 Valid, 2061 Invalid, 1899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1770 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:10:07,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4474 states. [2022-03-03 18:10:07,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4474 to 3565. [2022-03-03 18:10:07,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3561 states have (on average 2.66694748666105) internal successors, (9497), 3564 states have internal predecessors, (9497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-03 18:10:07,973 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-03 18:10:07,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:07,973 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-03 18:10:07,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:07,974 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-03 18:10:07,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:07,976 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:07,976 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:07,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-03 18:10:07,976 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:07,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:07,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1705195816, now seen corresponding path program 59 times [2022-03-03 18:10:07,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:07,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618188991] [2022-03-03 18:10:07,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:07,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:08,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:08,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:08,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618188991] [2022-03-03 18:10:08,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618188991] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:08,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:08,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:08,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467485867] [2022-03-03 18:10:08,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:08,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:08,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:08,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:08,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:08,523 INFO L87 Difference]: Start difference. First operand 3565 states and 9497 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:09,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:09,910 INFO L93 Difference]: Finished difference Result 4408 states and 11443 transitions. [2022-03-03 18:10:09,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:09,910 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:09,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:09,916 INFO L225 Difference]: With dead ends: 4408 [2022-03-03 18:10:09,916 INFO L226 Difference]: Without dead ends: 4408 [2022-03-03 18:10:09,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:09,917 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1172 mSDsluCounter, 1443 mSDsCounter, 0 mSdLazyCounter, 1471 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1172 SdHoareTripleChecker+Valid, 1706 SdHoareTripleChecker+Invalid, 1576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:09,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1172 Valid, 1706 Invalid, 1576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1471 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:09,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4408 states. [2022-03-03 18:10:09,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4408 to 3532. [2022-03-03 18:10:09,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3532 states, 3528 states have (on average 2.6646825396825395) internal successors, (9401), 3531 states have internal predecessors, (9401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:09,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3532 states and 9401 transitions. [2022-03-03 18:10:09,957 INFO L78 Accepts]: Start accepts. Automaton has 3532 states and 9401 transitions. Word has length 92 [2022-03-03 18:10:09,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:09,957 INFO L470 AbstractCegarLoop]: Abstraction has 3532 states and 9401 transitions. [2022-03-03 18:10:09,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:09,957 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 9401 transitions. [2022-03-03 18:10:09,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:09,959 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:09,959 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:09,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-03 18:10:09,960 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:09,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:09,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1256871676, now seen corresponding path program 60 times [2022-03-03 18:10:09,960 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:09,960 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622025924] [2022-03-03 18:10:09,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:09,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:10,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:10,353 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:10,353 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622025924] [2022-03-03 18:10:10,353 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622025924] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:10,353 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:10,353 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:10,353 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989635755] [2022-03-03 18:10:10,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:10,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:10,353 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:10,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:10,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:10,354 INFO L87 Difference]: Start difference. First operand 3532 states and 9401 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:12,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:12,243 INFO L93 Difference]: Finished difference Result 4463 states and 11592 transitions. [2022-03-03 18:10:12,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:10:12,243 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:12,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:12,249 INFO L225 Difference]: With dead ends: 4463 [2022-03-03 18:10:12,249 INFO L226 Difference]: Without dead ends: 4463 [2022-03-03 18:10:12,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-03 18:10:12,250 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1030 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1816 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1030 SdHoareTripleChecker+Valid, 2124 SdHoareTripleChecker+Invalid, 1951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:12,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1030 Valid, 2124 Invalid, 1951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1816 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:10:12,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4463 states. [2022-03-03 18:10:12,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4463 to 3554. [2022-03-03 18:10:12,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:12,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-03 18:10:12,288 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-03 18:10:12,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:12,288 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-03 18:10:12,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:12,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-03 18:10:12,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:12,290 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:12,290 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:12,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-03 18:10:12,290 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:12,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:12,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1260360106, now seen corresponding path program 61 times [2022-03-03 18:10:12,291 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:12,291 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586446639] [2022-03-03 18:10:12,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:12,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:12,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:12,776 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586446639] [2022-03-03 18:10:12,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586446639] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:12,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:12,776 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:12,776 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383093090] [2022-03-03 18:10:12,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:12,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:12,777 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:12,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:12,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:12,777 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:14,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:14,003 INFO L93 Difference]: Finished difference Result 4441 states and 11528 transitions. [2022-03-03 18:10:14,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:14,004 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:14,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:14,009 INFO L225 Difference]: With dead ends: 4441 [2022-03-03 18:10:14,009 INFO L226 Difference]: Without dead ends: 4441 [2022-03-03 18:10:14,010 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:14,010 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1437 mSDsluCounter, 1179 mSDsCounter, 0 mSdLazyCounter, 1242 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1437 SdHoareTripleChecker+Valid, 1446 SdHoareTripleChecker+Invalid, 1380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:14,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1437 Valid, 1446 Invalid, 1380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1242 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:14,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4441 states. [2022-03-03 18:10:14,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4441 to 3565. [2022-03-03 18:10:14,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3561 states have (on average 2.66694748666105) internal successors, (9497), 3564 states have internal predecessors, (9497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:14,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-03 18:10:14,069 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-03 18:10:14,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:14,069 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-03 18:10:14,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:14,069 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-03 18:10:14,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:14,071 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:14,071 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:14,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-03 18:10:14,072 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:14,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:14,072 INFO L85 PathProgramCache]: Analyzing trace with hash -1260495886, now seen corresponding path program 62 times [2022-03-03 18:10:14,073 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:14,073 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347639361] [2022-03-03 18:10:14,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:14,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:14,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:14,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:14,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347639361] [2022-03-03 18:10:14,664 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347639361] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:14,664 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:14,664 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:14,664 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455378256] [2022-03-03 18:10:14,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:14,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:14,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:14,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:14,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:14,664 INFO L87 Difference]: Start difference. First operand 3565 states and 9497 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:16,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:16,242 INFO L93 Difference]: Finished difference Result 4353 states and 11294 transitions. [2022-03-03 18:10:16,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:16,242 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:16,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:16,248 INFO L225 Difference]: With dead ends: 4353 [2022-03-03 18:10:16,248 INFO L226 Difference]: Without dead ends: 4353 [2022-03-03 18:10:16,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:16,249 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1191 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1695 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1191 SdHoareTripleChecker+Valid, 2002 SdHoareTripleChecker+Invalid, 1801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:16,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1191 Valid, 2002 Invalid, 1801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1695 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:16,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4353 states. [2022-03-03 18:10:16,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4353 to 3499. [2022-03-03 18:10:16,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3495 states have (on average 2.6623748211731044) internal successors, (9305), 3498 states have internal predecessors, (9305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:16,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-03 18:10:16,287 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-03 18:10:16,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:16,287 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-03 18:10:16,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:16,287 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-03 18:10:16,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:16,290 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:16,290 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:16,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-03 18:10:16,290 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:16,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:16,290 INFO L85 PathProgramCache]: Analyzing trace with hash 342088176, now seen corresponding path program 1 times [2022-03-03 18:10:16,290 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:16,290 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667869398] [2022-03-03 18:10:16,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:16,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:16,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:16,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:16,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667869398] [2022-03-03 18:10:16,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667869398] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:16,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:16,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:16,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672145353] [2022-03-03 18:10:16,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:16,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:16,789 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:16,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:16,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:16,789 INFO L87 Difference]: Start difference. First operand 3499 states and 9305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:18,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:18,063 INFO L93 Difference]: Finished difference Result 4082 states and 10538 transitions. [2022-03-03 18:10:18,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:18,064 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:18,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:18,069 INFO L225 Difference]: With dead ends: 4082 [2022-03-03 18:10:18,069 INFO L226 Difference]: Without dead ends: 4082 [2022-03-03 18:10:18,069 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:18,070 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1320 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 1305 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1320 SdHoareTripleChecker+Valid, 1875 SdHoareTripleChecker+Invalid, 1422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:18,070 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1320 Valid, 1875 Invalid, 1422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1305 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:18,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4082 states. [2022-03-03 18:10:18,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4082 to 3559. [2022-03-03 18:10:18,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3559 states, 3555 states have (on average 2.6672292545710268) internal successors, (9482), 3558 states have internal predecessors, (9482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:18,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 3559 states and 9482 transitions. [2022-03-03 18:10:18,131 INFO L78 Accepts]: Start accepts. Automaton has 3559 states and 9482 transitions. Word has length 92 [2022-03-03 18:10:18,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:18,132 INFO L470 AbstractCegarLoop]: Abstraction has 3559 states and 9482 transitions. [2022-03-03 18:10:18,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:18,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3559 states and 9482 transitions. [2022-03-03 18:10:18,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:18,134 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:18,134 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:18,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-03 18:10:18,134 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:18,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:18,135 INFO L85 PathProgramCache]: Analyzing trace with hash 341940306, now seen corresponding path program 2 times [2022-03-03 18:10:18,135 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:18,135 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528494786] [2022-03-03 18:10:18,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:18,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:18,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:18,886 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:18,886 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528494786] [2022-03-03 18:10:18,886 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528494786] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:18,886 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:18,886 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:18,886 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410637762] [2022-03-03 18:10:18,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:18,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:18,887 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:18,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:18,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:18,887 INFO L87 Difference]: Start difference. First operand 3559 states and 9482 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:20,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:20,063 INFO L93 Difference]: Finished difference Result 3940 states and 10168 transitions. [2022-03-03 18:10:20,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:20,063 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:20,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:20,069 INFO L225 Difference]: With dead ends: 3940 [2022-03-03 18:10:20,069 INFO L226 Difference]: Without dead ends: 3940 [2022-03-03 18:10:20,069 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:20,069 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1253 mSDsluCounter, 1580 mSDsCounter, 0 mSdLazyCounter, 1207 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 1870 SdHoareTripleChecker+Invalid, 1292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 1207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:20,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 1870 Invalid, 1292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 1207 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:10:20,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3940 states. [2022-03-03 18:10:20,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3940 to 3575. [2022-03-03 18:10:20,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3575 states, 3571 states have (on average 2.668440212825539) internal successors, (9529), 3574 states have internal predecessors, (9529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:20,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 9529 transitions. [2022-03-03 18:10:20,105 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 9529 transitions. Word has length 92 [2022-03-03 18:10:20,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:20,105 INFO L470 AbstractCegarLoop]: Abstraction has 3575 states and 9529 transitions. [2022-03-03 18:10:20,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:20,106 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 9529 transitions. [2022-03-03 18:10:20,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:20,108 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:20,108 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:20,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-03 18:10:20,108 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:20,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:20,108 INFO L85 PathProgramCache]: Analyzing trace with hash -957109264, now seen corresponding path program 3 times [2022-03-03 18:10:20,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:20,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704121833] [2022-03-03 18:10:20,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:20,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:20,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:20,423 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:20,424 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704121833] [2022-03-03 18:10:20,424 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704121833] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:20,424 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:20,424 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:20,424 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217555774] [2022-03-03 18:10:20,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:20,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:20,424 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:20,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:20,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:20,425 INFO L87 Difference]: Start difference. First operand 3575 states and 9529 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:21,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:21,483 INFO L93 Difference]: Finished difference Result 4348 states and 11241 transitions. [2022-03-03 18:10:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:21,483 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:21,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:21,489 INFO L225 Difference]: With dead ends: 4348 [2022-03-03 18:10:21,489 INFO L226 Difference]: Without dead ends: 4348 [2022-03-03 18:10:21,490 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:21,490 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1520 mSDsluCounter, 1081 mSDsCounter, 0 mSdLazyCounter, 983 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1520 SdHoareTripleChecker+Valid, 1381 SdHoareTripleChecker+Invalid, 1113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:21,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1520 Valid, 1381 Invalid, 1113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 983 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:10:21,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4348 states. [2022-03-03 18:10:21,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4348 to 3639. [2022-03-03 18:10:21,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3639 states, 3635 states have (on average 2.673177441540578) internal successors, (9717), 3638 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:21,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 9717 transitions. [2022-03-03 18:10:21,528 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 9717 transitions. Word has length 92 [2022-03-03 18:10:21,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:21,528 INFO L470 AbstractCegarLoop]: Abstraction has 3639 states and 9717 transitions. [2022-03-03 18:10:21,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:21,529 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 9717 transitions. [2022-03-03 18:10:21,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:21,531 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:21,531 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:21,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-03 18:10:21,531 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:21,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:21,531 INFO L85 PathProgramCache]: Analyzing trace with hash -957257134, now seen corresponding path program 4 times [2022-03-03 18:10:21,531 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:21,531 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028424439] [2022-03-03 18:10:21,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:21,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:21,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:21,998 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:21,998 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028424439] [2022-03-03 18:10:21,998 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028424439] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:21,998 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:21,999 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:21,999 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559477575] [2022-03-03 18:10:21,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:21,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:21,999 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:21,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:21,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:21,999 INFO L87 Difference]: Start difference. First operand 3639 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:23,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:23,289 INFO L93 Difference]: Finished difference Result 4282 states and 11091 transitions. [2022-03-03 18:10:23,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:23,290 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:23,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:23,295 INFO L225 Difference]: With dead ends: 4282 [2022-03-03 18:10:23,295 INFO L226 Difference]: Without dead ends: 4282 [2022-03-03 18:10:23,296 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:23,296 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1478 mSDsluCounter, 1534 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1478 SdHoareTripleChecker+Valid, 1822 SdHoareTripleChecker+Invalid, 1508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:23,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1478 Valid, 1822 Invalid, 1508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1386 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:23,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4282 states. [2022-03-03 18:10:23,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4282 to 3639. [2022-03-03 18:10:23,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3639 states, 3635 states have (on average 2.673177441540578) internal successors, (9717), 3638 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:23,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 9717 transitions. [2022-03-03 18:10:23,332 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 9717 transitions. Word has length 92 [2022-03-03 18:10:23,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:23,332 INFO L470 AbstractCegarLoop]: Abstraction has 3639 states and 9717 transitions. [2022-03-03 18:10:23,332 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:23,333 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 9717 transitions. [2022-03-03 18:10:23,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:23,335 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:23,335 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] [2022-03-03 18:10:23,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-03 18:10:23,335 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:23,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:23,335 INFO L85 PathProgramCache]: Analyzing trace with hash -839136904, now seen corresponding path program 5 times [2022-03-03 18:10:23,335 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:23,335 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339156634] [2022-03-03 18:10:23,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:23,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:23,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:23,749 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:23,749 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339156634] [2022-03-03 18:10:23,749 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339156634] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:23,749 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:23,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:23,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189415515] [2022-03-03 18:10:23,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:23,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:23,750 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:23,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:23,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:23,750 INFO L87 Difference]: Start difference. First operand 3639 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:25,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:25,287 INFO L93 Difference]: Finished difference Result 4484 states and 11638 transitions. [2022-03-03 18:10:25,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:10:25,287 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:25,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:25,293 INFO L225 Difference]: With dead ends: 4484 [2022-03-03 18:10:25,293 INFO L226 Difference]: Without dead ends: 4484 [2022-03-03 18:10:25,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:10:25,294 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1357 mSDsluCounter, 1932 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1357 SdHoareTripleChecker+Valid, 2215 SdHoareTripleChecker+Invalid, 1852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:25,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1357 Valid, 2215 Invalid, 1852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:25,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4484 states. [2022-03-03 18:10:25,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4484 to 3671. [2022-03-03 18:10:25,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3671 states, 3667 states have (on average 2.6754840469048267) internal successors, (9811), 3670 states have internal predecessors, (9811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:25,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3671 states to 3671 states and 9811 transitions. [2022-03-03 18:10:25,333 INFO L78 Accepts]: Start accepts. Automaton has 3671 states and 9811 transitions. Word has length 92 [2022-03-03 18:10:25,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:25,333 INFO L470 AbstractCegarLoop]: Abstraction has 3671 states and 9811 transitions. [2022-03-03 18:10:25,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:25,333 INFO L276 IsEmpty]: Start isEmpty. Operand 3671 states and 9811 transitions. [2022-03-03 18:10:25,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:25,336 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:25,336 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:25,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-03 18:10:25,336 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:25,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:25,336 INFO L85 PathProgramCache]: Analyzing trace with hash -839284774, now seen corresponding path program 6 times [2022-03-03 18:10:25,336 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:25,336 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464147566] [2022-03-03 18:10:25,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:25,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:25,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:25,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:25,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464147566] [2022-03-03 18:10:25,851 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464147566] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:25,851 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:25,851 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:25,851 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640534060] [2022-03-03 18:10:25,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:25,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:25,851 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:25,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:25,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:25,851 INFO L87 Difference]: Start difference. First operand 3671 states and 9811 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:27,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:27,115 INFO L93 Difference]: Finished difference Result 4396 states and 11424 transitions. [2022-03-03 18:10:27,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:27,119 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:27,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:27,124 INFO L225 Difference]: With dead ends: 4396 [2022-03-03 18:10:27,124 INFO L226 Difference]: Without dead ends: 4396 [2022-03-03 18:10:27,125 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:27,125 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1482 mSDsluCounter, 1453 mSDsCounter, 0 mSdLazyCounter, 1294 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1482 SdHoareTripleChecker+Valid, 1741 SdHoareTripleChecker+Invalid, 1427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:27,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1482 Valid, 1741 Invalid, 1427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1294 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:27,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4396 states. [2022-03-03 18:10:27,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4396 to 3639. [2022-03-03 18:10:27,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3639 states, 3635 states have (on average 2.673177441540578) internal successors, (9717), 3638 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:27,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 9717 transitions. [2022-03-03 18:10:27,164 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 9717 transitions. Word has length 92 [2022-03-03 18:10:27,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:27,164 INFO L470 AbstractCegarLoop]: Abstraction has 3639 states and 9717 transitions. [2022-03-03 18:10:27,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:27,165 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 9717 transitions. [2022-03-03 18:10:27,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:27,167 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:27,167 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:27,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-03 18:10:27,167 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:27,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:27,167 INFO L85 PathProgramCache]: Analyzing trace with hash 850311880, now seen corresponding path program 7 times [2022-03-03 18:10:27,167 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:27,167 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165537968] [2022-03-03 18:10:27,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:27,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:27,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:27,666 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:27,666 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165537968] [2022-03-03 18:10:27,666 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165537968] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:27,666 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:27,666 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:27,666 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276623172] [2022-03-03 18:10:27,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:27,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:27,666 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:27,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:27,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:27,671 INFO L87 Difference]: Start difference. First operand 3639 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:29,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:29,013 INFO L93 Difference]: Finished difference Result 4474 states and 11608 transitions. [2022-03-03 18:10:29,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:29,013 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:29,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:29,019 INFO L225 Difference]: With dead ends: 4474 [2022-03-03 18:10:29,019 INFO L226 Difference]: Without dead ends: 4474 [2022-03-03 18:10:29,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:29,020 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1401 mSDsluCounter, 1546 mSDsCounter, 0 mSdLazyCounter, 1430 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1401 SdHoareTripleChecker+Valid, 1827 SdHoareTripleChecker+Invalid, 1580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:29,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1401 Valid, 1827 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1430 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:29,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4474 states. [2022-03-03 18:10:29,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4474 to 3687. [2022-03-03 18:10:29,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3687 states, 3683 states have (on average 2.6766223187618787) internal successors, (9858), 3686 states have internal predecessors, (9858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:29,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3687 states to 3687 states and 9858 transitions. [2022-03-03 18:10:29,058 INFO L78 Accepts]: Start accepts. Automaton has 3687 states and 9858 transitions. Word has length 92 [2022-03-03 18:10:29,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:29,059 INFO L470 AbstractCegarLoop]: Abstraction has 3687 states and 9858 transitions. [2022-03-03 18:10:29,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:29,059 INFO L276 IsEmpty]: Start isEmpty. Operand 3687 states and 9858 transitions. [2022-03-03 18:10:29,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:29,061 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:29,061 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:29,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-03 18:10:29,061 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:29,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:29,061 INFO L85 PathProgramCache]: Analyzing trace with hash 850164010, now seen corresponding path program 8 times [2022-03-03 18:10:29,062 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:29,062 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137779044] [2022-03-03 18:10:29,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:29,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:29,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:29,686 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:29,686 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137779044] [2022-03-03 18:10:29,686 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137779044] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:29,686 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:29,686 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:29,686 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735330823] [2022-03-03 18:10:29,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:29,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:29,686 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:29,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:29,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:29,687 INFO L87 Difference]: Start difference. First operand 3687 states and 9858 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:31,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:31,301 INFO L93 Difference]: Finished difference Result 4408 states and 11458 transitions. [2022-03-03 18:10:31,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:31,301 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:31,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:31,306 INFO L225 Difference]: With dead ends: 4408 [2022-03-03 18:10:31,306 INFO L226 Difference]: Without dead ends: 4408 [2022-03-03 18:10:31,306 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:31,307 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1139 mSDsluCounter, 1908 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1139 SdHoareTripleChecker+Valid, 2180 SdHoareTripleChecker+Invalid, 1804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:31,307 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1139 Valid, 2180 Invalid, 1804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:31,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4408 states. [2022-03-03 18:10:31,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4408 to 3639. [2022-03-03 18:10:31,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3639 states, 3635 states have (on average 2.673177441540578) internal successors, (9717), 3638 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:31,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 9717 transitions. [2022-03-03 18:10:31,341 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 9717 transitions. Word has length 92 [2022-03-03 18:10:31,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:31,342 INFO L470 AbstractCegarLoop]: Abstraction has 3639 states and 9717 transitions. [2022-03-03 18:10:31,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:31,342 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 9717 transitions. [2022-03-03 18:10:31,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:31,344 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:31,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:31,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-03 18:10:31,344 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:31,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:31,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1333683280, now seen corresponding path program 9 times [2022-03-03 18:10:31,344 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:31,345 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614316110] [2022-03-03 18:10:31,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:31,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:31,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:31,680 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:31,680 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614316110] [2022-03-03 18:10:31,681 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614316110] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:31,681 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:31,681 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:31,681 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403468472] [2022-03-03 18:10:31,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:31,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:31,681 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:31,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:31,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:31,681 INFO L87 Difference]: Start difference. First operand 3639 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:32,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:32,992 INFO L93 Difference]: Finished difference Result 4594 states and 11942 transitions. [2022-03-03 18:10:32,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:32,993 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:32,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:32,999 INFO L225 Difference]: With dead ends: 4594 [2022-03-03 18:10:32,999 INFO L226 Difference]: Without dead ends: 4594 [2022-03-03 18:10:32,999 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:32,999 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1086 mSDsluCounter, 1579 mSDsCounter, 0 mSdLazyCounter, 1400 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 1858 SdHoareTripleChecker+Invalid, 1508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:32,999 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1086 Valid, 1858 Invalid, 1508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1400 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:33,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4594 states. [2022-03-03 18:10:33,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4594 to 3767. [2022-03-03 18:10:33,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3767 states, 3763 states have (on average 2.682168482593675) internal successors, (10093), 3766 states have internal predecessors, (10093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:33,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 10093 transitions. [2022-03-03 18:10:33,038 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 10093 transitions. Word has length 92 [2022-03-03 18:10:33,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:33,039 INFO L470 AbstractCegarLoop]: Abstraction has 3767 states and 10093 transitions. [2022-03-03 18:10:33,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:33,039 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 10093 transitions. [2022-03-03 18:10:33,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:33,041 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:33,041 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:33,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-03 18:10:33,041 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:33,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:33,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1333831150, now seen corresponding path program 10 times [2022-03-03 18:10:33,042 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:33,042 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739586666] [2022-03-03 18:10:33,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:33,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:33,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:33,487 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:33,487 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739586666] [2022-03-03 18:10:33,488 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739586666] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:33,488 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:33,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:33,488 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296448681] [2022-03-03 18:10:33,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:33,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:33,488 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:33,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:33,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:33,488 INFO L87 Difference]: Start difference. First operand 3767 states and 10093 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:34,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:34,946 INFO L93 Difference]: Finished difference Result 4528 states and 11792 transitions. [2022-03-03 18:10:34,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:34,946 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:34,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:34,954 INFO L225 Difference]: With dead ends: 4528 [2022-03-03 18:10:34,954 INFO L226 Difference]: Without dead ends: 4528 [2022-03-03 18:10:34,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:34,954 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1110 mSDsluCounter, 1756 mSDsCounter, 0 mSdLazyCounter, 1570 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1110 SdHoareTripleChecker+Valid, 2032 SdHoareTripleChecker+Invalid, 1699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:34,955 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1110 Valid, 2032 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1570 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:10:34,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4528 states. [2022-03-03 18:10:34,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4528 to 3767. [2022-03-03 18:10:34,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3767 states, 3763 states have (on average 2.682168482593675) internal successors, (10093), 3766 states have internal predecessors, (10093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:35,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 10093 transitions. [2022-03-03 18:10:35,001 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 10093 transitions. Word has length 92 [2022-03-03 18:10:35,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:35,001 INFO L470 AbstractCegarLoop]: Abstraction has 3767 states and 10093 transitions. [2022-03-03 18:10:35,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:35,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 10093 transitions. [2022-03-03 18:10:35,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:35,004 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:35,004 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:35,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-03 18:10:35,004 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:35,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:35,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1999213046, now seen corresponding path program 11 times [2022-03-03 18:10:35,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:35,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487152397] [2022-03-03 18:10:35,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:35,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:35,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:35,364 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:35,364 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487152397] [2022-03-03 18:10:35,365 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487152397] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:35,365 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:35,365 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:35,365 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881331835] [2022-03-03 18:10:35,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:35,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:35,365 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:35,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:35,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:35,365 INFO L87 Difference]: Start difference. First operand 3767 states and 10093 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:36,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:36,747 INFO L93 Difference]: Finished difference Result 4810 states and 12553 transitions. [2022-03-03 18:10:36,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:10:36,747 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:36,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:36,754 INFO L225 Difference]: With dead ends: 4810 [2022-03-03 18:10:36,754 INFO L226 Difference]: Without dead ends: 4810 [2022-03-03 18:10:36,754 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=381, Invalid=809, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:10:36,755 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1204 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 1486 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1204 SdHoareTripleChecker+Valid, 1910 SdHoareTripleChecker+Invalid, 1658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:36,755 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1204 Valid, 1910 Invalid, 1658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1486 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:36,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2022-03-03 18:10:36,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 3815. [2022-03-03 18:10:36,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3815 states, 3811 states have (on average 2.6853844135397535) internal successors, (10234), 3814 states have internal predecessors, (10234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:36,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 3815 states and 10234 transitions. [2022-03-03 18:10:36,797 INFO L78 Accepts]: Start accepts. Automaton has 3815 states and 10234 transitions. Word has length 92 [2022-03-03 18:10:36,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:36,797 INFO L470 AbstractCegarLoop]: Abstraction has 3815 states and 10234 transitions. [2022-03-03 18:10:36,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:36,797 INFO L276 IsEmpty]: Start isEmpty. Operand 3815 states and 10234 transitions. [2022-03-03 18:10:36,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:36,799 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:36,799 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:36,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-03 18:10:36,800 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:36,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:36,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1999360916, now seen corresponding path program 12 times [2022-03-03 18:10:36,800 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:36,800 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595798685] [2022-03-03 18:10:36,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:36,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:37,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:37,229 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:37,230 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595798685] [2022-03-03 18:10:37,230 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595798685] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:37,230 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:37,230 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:37,230 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552541819] [2022-03-03 18:10:37,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:37,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:37,230 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:37,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:37,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:37,231 INFO L87 Difference]: Start difference. First operand 3815 states and 10234 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:38,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:38,513 INFO L93 Difference]: Finished difference Result 4678 states and 12211 transitions. [2022-03-03 18:10:38,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:38,514 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:38,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:38,520 INFO L225 Difference]: With dead ends: 4678 [2022-03-03 18:10:38,520 INFO L226 Difference]: Without dead ends: 4678 [2022-03-03 18:10:38,520 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:38,520 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1279 mSDsluCounter, 1314 mSDsCounter, 0 mSdLazyCounter, 1278 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1279 SdHoareTripleChecker+Valid, 1602 SdHoareTripleChecker+Invalid, 1421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:38,520 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1279 Valid, 1602 Invalid, 1421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1278 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:38,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2022-03-03 18:10:38,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 3783. [2022-03-03 18:10:38,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3783 states, 3779 states have (on average 2.6832495369145275) internal successors, (10140), 3782 states have internal predecessors, (10140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:38,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3783 states and 10140 transitions. [2022-03-03 18:10:38,562 INFO L78 Accepts]: Start accepts. Automaton has 3783 states and 10140 transitions. Word has length 92 [2022-03-03 18:10:38,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:38,562 INFO L470 AbstractCegarLoop]: Abstraction has 3783 states and 10140 transitions. [2022-03-03 18:10:38,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 3783 states and 10140 transitions. [2022-03-03 18:10:38,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:38,564 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:38,564 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:38,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-03 18:10:38,564 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:38,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:38,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1881240686, now seen corresponding path program 13 times [2022-03-03 18:10:38,565 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:38,565 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794890696] [2022-03-03 18:10:38,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:38,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:38,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:38,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:38,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794890696] [2022-03-03 18:10:38,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794890696] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:38,974 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:38,974 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:38,974 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670465027] [2022-03-03 18:10:38,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:38,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:38,975 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:38,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:38,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:38,975 INFO L87 Difference]: Start difference. First operand 3783 states and 10140 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:40,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:40,399 INFO L93 Difference]: Finished difference Result 4746 states and 12386 transitions. [2022-03-03 18:10:40,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:10:40,399 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:40,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:40,405 INFO L225 Difference]: With dead ends: 4746 [2022-03-03 18:10:40,405 INFO L226 Difference]: Without dead ends: 4746 [2022-03-03 18:10:40,405 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:10:40,405 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1244 mSDsluCounter, 1366 mSDsCounter, 0 mSdLazyCounter, 1327 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1244 SdHoareTripleChecker+Valid, 1665 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 1327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:40,405 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1244 Valid, 1665 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 1327 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:40,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4746 states. [2022-03-03 18:10:40,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4746 to 3815. [2022-03-03 18:10:40,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3815 states, 3811 states have (on average 2.6853844135397535) internal successors, (10234), 3814 states have internal predecessors, (10234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:40,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 3815 states and 10234 transitions. [2022-03-03 18:10:40,445 INFO L78 Accepts]: Start accepts. Automaton has 3815 states and 10234 transitions. Word has length 92 [2022-03-03 18:10:40,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:40,445 INFO L470 AbstractCegarLoop]: Abstraction has 3815 states and 10234 transitions. [2022-03-03 18:10:40,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:40,445 INFO L276 IsEmpty]: Start isEmpty. Operand 3815 states and 10234 transitions. [2022-03-03 18:10:40,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:40,448 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:40,448 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:40,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-03 18:10:40,448 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:40,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:40,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1881388556, now seen corresponding path program 14 times [2022-03-03 18:10:40,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:40,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650745191] [2022-03-03 18:10:40,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:40,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:40,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:40,979 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:40,979 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650745191] [2022-03-03 18:10:40,979 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650745191] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:40,979 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:40,979 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:40,979 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926116310] [2022-03-03 18:10:40,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:40,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:40,979 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:40,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:40,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:40,979 INFO L87 Difference]: Start difference. First operand 3815 states and 10234 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:42,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:42,418 INFO L93 Difference]: Finished difference Result 4658 states and 12172 transitions. [2022-03-03 18:10:42,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:42,418 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:42,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:42,424 INFO L225 Difference]: With dead ends: 4658 [2022-03-03 18:10:42,424 INFO L226 Difference]: Without dead ends: 4658 [2022-03-03 18:10:42,425 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:42,425 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1320 mSDsluCounter, 1667 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1320 SdHoareTripleChecker+Valid, 1946 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:42,425 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1320 Valid, 1946 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:10:42,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4658 states. [2022-03-03 18:10:42,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4658 to 3767. [2022-03-03 18:10:42,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3767 states, 3763 states have (on average 2.682168482593675) internal successors, (10093), 3766 states have internal predecessors, (10093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:42,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 10093 transitions. [2022-03-03 18:10:42,464 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 10093 transitions. Word has length 92 [2022-03-03 18:10:42,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:42,464 INFO L470 AbstractCegarLoop]: Abstraction has 3767 states and 10093 transitions. [2022-03-03 18:10:42,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:42,464 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 10093 transitions. [2022-03-03 18:10:42,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:42,467 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:42,467 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:42,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-03 18:10:42,467 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:42,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:42,467 INFO L85 PathProgramCache]: Analyzing trace with hash -2024782824, now seen corresponding path program 15 times [2022-03-03 18:10:42,467 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:42,468 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217298566] [2022-03-03 18:10:42,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:42,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:42,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:42,805 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:42,805 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217298566] [2022-03-03 18:10:42,805 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217298566] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:42,805 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:42,805 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:42,805 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460118285] [2022-03-03 18:10:42,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:42,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:42,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:42,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:42,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:42,806 INFO L87 Difference]: Start difference. First operand 3767 states and 10093 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:43,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:43,960 INFO L93 Difference]: Finished difference Result 4680 states and 12173 transitions. [2022-03-03 18:10:43,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:43,961 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:43,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:43,967 INFO L225 Difference]: With dead ends: 4680 [2022-03-03 18:10:43,967 INFO L226 Difference]: Without dead ends: 4680 [2022-03-03 18:10:43,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:43,967 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1306 mSDsluCounter, 1283 mSDsCounter, 0 mSdLazyCounter, 1193 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1306 SdHoareTripleChecker+Valid, 1566 SdHoareTripleChecker+Invalid, 1360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:43,968 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1306 Valid, 1566 Invalid, 1360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1193 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:10:43,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4680 states. [2022-03-03 18:10:44,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4680 to 3831. [2022-03-03 18:10:44,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3827 states have (on average 2.6864384635484715) internal successors, (10281), 3830 states have internal predecessors, (10281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:44,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-03 18:10:44,012 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-03 18:10:44,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:44,012 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-03 18:10:44,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:44,012 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-03 18:10:44,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:44,014 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:44,015 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:44,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-03 18:10:44,015 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:44,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:44,015 INFO L85 PathProgramCache]: Analyzing trace with hash -2024930694, now seen corresponding path program 16 times [2022-03-03 18:10:44,015 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:44,015 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888960307] [2022-03-03 18:10:44,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:44,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:44,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:44,475 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:44,475 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888960307] [2022-03-03 18:10:44,475 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888960307] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:44,475 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:44,475 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:44,476 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536499443] [2022-03-03 18:10:44,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:44,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:44,476 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:44,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:44,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:44,477 INFO L87 Difference]: Start difference. First operand 3831 states and 10281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:45,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:45,892 INFO L93 Difference]: Finished difference Result 4614 states and 12023 transitions. [2022-03-03 18:10:45,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:45,892 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:45,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:45,898 INFO L225 Difference]: With dead ends: 4614 [2022-03-03 18:10:45,898 INFO L226 Difference]: Without dead ends: 4614 [2022-03-03 18:10:45,898 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:45,899 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1054 mSDsluCounter, 1797 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1054 SdHoareTripleChecker+Valid, 2069 SdHoareTripleChecker+Invalid, 1727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:45,899 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1054 Valid, 2069 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:10:45,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4614 states. [2022-03-03 18:10:45,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4614 to 3799. [2022-03-03 18:10:45,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3799 states, 3795 states have (on average 2.6843214756258233) internal successors, (10187), 3798 states have internal predecessors, (10187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:45,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 3799 states and 10187 transitions. [2022-03-03 18:10:45,940 INFO L78 Accepts]: Start accepts. Automaton has 3799 states and 10187 transitions. Word has length 92 [2022-03-03 18:10:45,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:45,940 INFO L470 AbstractCegarLoop]: Abstraction has 3799 states and 10187 transitions. [2022-03-03 18:10:45,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:45,941 INFO L276 IsEmpty]: Start isEmpty. Operand 3799 states and 10187 transitions. [2022-03-03 18:10:45,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:45,943 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:45,943 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:45,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-03 18:10:45,943 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:45,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:45,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1906810464, now seen corresponding path program 17 times [2022-03-03 18:10:45,944 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:45,944 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711729147] [2022-03-03 18:10:45,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:45,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:46,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:46,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:46,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711729147] [2022-03-03 18:10:46,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711729147] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:46,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:46,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:46,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748283954] [2022-03-03 18:10:46,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:46,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:46,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:46,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:46,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:46,361 INFO L87 Difference]: Start difference. First operand 3799 states and 10187 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:48,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:48,018 INFO L93 Difference]: Finished difference Result 4816 states and 12570 transitions. [2022-03-03 18:10:48,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:10:48,018 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:48,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:48,024 INFO L225 Difference]: With dead ends: 4816 [2022-03-03 18:10:48,024 INFO L226 Difference]: Without dead ends: 4816 [2022-03-03 18:10:48,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:10:48,025 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1360 mSDsluCounter, 1964 mSDsCounter, 0 mSdLazyCounter, 1849 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1360 SdHoareTripleChecker+Valid, 2237 SdHoareTripleChecker+Invalid, 1971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:48,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1360 Valid, 2237 Invalid, 1971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1849 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:10:48,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-03-03 18:10:48,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 3831. [2022-03-03 18:10:48,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3827 states have (on average 2.6864384635484715) internal successors, (10281), 3830 states have internal predecessors, (10281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-03 18:10:48,066 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-03 18:10:48,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:48,066 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-03 18:10:48,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:48,066 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-03 18:10:48,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:48,069 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:48,069 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:48,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-03 18:10:48,069 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:48,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:48,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1906958334, now seen corresponding path program 18 times [2022-03-03 18:10:48,069 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:48,069 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713688414] [2022-03-03 18:10:48,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:48,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:48,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:48,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:48,594 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:48,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713688414] [2022-03-03 18:10:48,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713688414] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:48,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:48,595 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:48,595 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406524268] [2022-03-03 18:10:48,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:48,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:48,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:48,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:48,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:48,595 INFO L87 Difference]: Start difference. First operand 3831 states and 10281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:50,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:50,249 INFO L93 Difference]: Finished difference Result 4728 states and 12356 transitions. [2022-03-03 18:10:50,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:50,250 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:50,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:50,256 INFO L225 Difference]: With dead ends: 4728 [2022-03-03 18:10:50,256 INFO L226 Difference]: Without dead ends: 4728 [2022-03-03 18:10:50,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:50,257 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1183 mSDsluCounter, 1986 mSDsCounter, 0 mSdLazyCounter, 1899 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1183 SdHoareTripleChecker+Valid, 2250 SdHoareTripleChecker+Invalid, 2001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:50,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1183 Valid, 2250 Invalid, 2001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1899 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:10:50,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4728 states. [2022-03-03 18:10:50,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4728 to 3783. [2022-03-03 18:10:50,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3783 states, 3779 states have (on average 2.6832495369145275) internal successors, (10140), 3782 states have internal predecessors, (10140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:50,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3783 states and 10140 transitions. [2022-03-03 18:10:50,297 INFO L78 Accepts]: Start accepts. Automaton has 3783 states and 10140 transitions. Word has length 92 [2022-03-03 18:10:50,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:50,298 INFO L470 AbstractCegarLoop]: Abstraction has 3783 states and 10140 transitions. [2022-03-03 18:10:50,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:50,298 INFO L276 IsEmpty]: Start isEmpty. Operand 3783 states and 10140 transitions. [2022-03-03 18:10:50,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:50,300 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:50,300 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:50,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-03 18:10:50,300 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:50,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:50,301 INFO L85 PathProgramCache]: Analyzing trace with hash -217361680, now seen corresponding path program 19 times [2022-03-03 18:10:50,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:50,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005038343] [2022-03-03 18:10:50,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:50,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:50,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:50,771 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:50,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005038343] [2022-03-03 18:10:50,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005038343] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:50,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:50,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:50,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259455058] [2022-03-03 18:10:50,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:50,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:50,772 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:50,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:50,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:50,772 INFO L87 Difference]: Start difference. First operand 3783 states and 10140 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:52,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:52,150 INFO L93 Difference]: Finished difference Result 4688 states and 12215 transitions. [2022-03-03 18:10:52,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:52,151 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:52,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:52,157 INFO L225 Difference]: With dead ends: 4688 [2022-03-03 18:10:52,157 INFO L226 Difference]: Without dead ends: 4688 [2022-03-03 18:10:52,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:52,157 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1233 mSDsluCounter, 1702 mSDsCounter, 0 mSdLazyCounter, 1559 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1233 SdHoareTripleChecker+Valid, 1978 SdHoareTripleChecker+Invalid, 1686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:52,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1233 Valid, 1978 Invalid, 1686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1559 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:52,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4688 states. [2022-03-03 18:10:52,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4688 to 3831. [2022-03-03 18:10:52,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3827 states have (on average 2.6864384635484715) internal successors, (10281), 3830 states have internal predecessors, (10281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:52,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-03 18:10:52,199 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-03 18:10:52,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:52,199 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-03 18:10:52,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:52,199 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-03 18:10:52,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:52,202 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:52,202 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:52,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-03 18:10:52,202 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:52,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:52,202 INFO L85 PathProgramCache]: Analyzing trace with hash -217509550, now seen corresponding path program 20 times [2022-03-03 18:10:52,202 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:52,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478229417] [2022-03-03 18:10:52,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:52,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:52,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:52,896 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:52,896 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478229417] [2022-03-03 18:10:52,896 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478229417] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:52,896 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:52,896 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:52,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898237368] [2022-03-03 18:10:52,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:52,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:52,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:52,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:52,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:52,897 INFO L87 Difference]: Start difference. First operand 3831 states and 10281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:54,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:54,382 INFO L93 Difference]: Finished difference Result 4622 states and 12065 transitions. [2022-03-03 18:10:54,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:54,383 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:54,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:54,389 INFO L225 Difference]: With dead ends: 4622 [2022-03-03 18:10:54,389 INFO L226 Difference]: Without dead ends: 4622 [2022-03-03 18:10:54,389 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:54,389 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1179 mSDsluCounter, 1774 mSDsCounter, 0 mSdLazyCounter, 1650 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1179 SdHoareTripleChecker+Valid, 2046 SdHoareTripleChecker+Invalid, 1752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:54,389 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1179 Valid, 2046 Invalid, 1752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1650 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:10:54,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4622 states. [2022-03-03 18:10:54,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4622 to 3767. [2022-03-03 18:10:54,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3767 states, 3763 states have (on average 2.682168482593675) internal successors, (10093), 3766 states have internal predecessors, (10093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 10093 transitions. [2022-03-03 18:10:54,429 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 10093 transitions. Word has length 92 [2022-03-03 18:10:54,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:54,429 INFO L470 AbstractCegarLoop]: Abstraction has 3767 states and 10093 transitions. [2022-03-03 18:10:54,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 10093 transitions. [2022-03-03 18:10:54,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:54,431 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:54,432 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:54,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-03 18:10:54,432 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:54,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:54,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1331920240, now seen corresponding path program 21 times [2022-03-03 18:10:54,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:54,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137351745] [2022-03-03 18:10:54,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:54,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:54,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:54,769 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:54,769 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137351745] [2022-03-03 18:10:54,769 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137351745] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:54,769 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:54,769 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:54,769 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916155163] [2022-03-03 18:10:54,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:54,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:54,769 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:54,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:54,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:54,770 INFO L87 Difference]: Start difference. First operand 3767 states and 10093 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:56,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:56,016 INFO L93 Difference]: Finished difference Result 4894 states and 12780 transitions. [2022-03-03 18:10:56,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:56,016 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:56,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:56,023 INFO L225 Difference]: With dead ends: 4894 [2022-03-03 18:10:56,023 INFO L226 Difference]: Without dead ends: 4894 [2022-03-03 18:10:56,023 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:56,023 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1349 mSDsluCounter, 1118 mSDsCounter, 0 mSdLazyCounter, 1129 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 1401 SdHoareTripleChecker+Invalid, 1349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:56,023 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 1401 Invalid, 1349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1129 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:56,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4894 states. [2022-03-03 18:10:56,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4894 to 3879. [2022-03-03 18:10:56,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3879 states, 3875 states have (on average 2.689548387096774) internal successors, (10422), 3878 states have internal predecessors, (10422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:56,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3879 states and 10422 transitions. [2022-03-03 18:10:56,065 INFO L78 Accepts]: Start accepts. Automaton has 3879 states and 10422 transitions. Word has length 92 [2022-03-03 18:10:56,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:56,065 INFO L470 AbstractCegarLoop]: Abstraction has 3879 states and 10422 transitions. [2022-03-03 18:10:56,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:56,066 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 10422 transitions. [2022-03-03 18:10:56,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:56,068 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:56,068 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:56,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-03 18:10:56,068 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:56,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:56,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1331772370, now seen corresponding path program 22 times [2022-03-03 18:10:56,068 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:56,069 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6438397] [2022-03-03 18:10:56,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:56,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:56,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:56,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:56,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6438397] [2022-03-03 18:10:56,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6438397] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:56,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:56,517 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:56,517 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848607309] [2022-03-03 18:10:56,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:56,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:56,517 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:56,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:56,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:56,518 INFO L87 Difference]: Start difference. First operand 3879 states and 10422 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:58,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:58,018 INFO L93 Difference]: Finished difference Result 4828 states and 12630 transitions. [2022-03-03 18:10:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:58,018 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:10:58,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:58,025 INFO L225 Difference]: With dead ends: 4828 [2022-03-03 18:10:58,025 INFO L226 Difference]: Without dead ends: 4828 [2022-03-03 18:10:58,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:58,025 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1159 mSDsluCounter, 1546 mSDsCounter, 0 mSdLazyCounter, 1537 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1159 SdHoareTripleChecker+Valid, 1822 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:58,026 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1159 Valid, 1822 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1537 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:58,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4828 states. [2022-03-03 18:10:58,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4828 to 3831. [2022-03-03 18:10:58,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3827 states have (on average 2.6864384635484715) internal successors, (10281), 3830 states have internal predecessors, (10281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:58,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-03 18:10:58,088 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-03 18:10:58,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:58,088 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-03 18:10:58,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:58,088 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-03 18:10:58,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:10:58,090 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:58,091 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] [2022-03-03 18:10:58,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-03 18:10:58,091 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:10:58,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:58,091 INFO L85 PathProgramCache]: Analyzing trace with hash -2671090, now seen corresponding path program 23 times [2022-03-03 18:10:58,092 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:58,092 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051805407] [2022-03-03 18:10:58,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:58,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:58,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:58,420 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:58,420 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051805407] [2022-03-03 18:10:58,420 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051805407] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:58,420 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:58,420 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:58,420 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799413881] [2022-03-03 18:10:58,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:58,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:58,420 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:58,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:58,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:58,420 INFO L87 Difference]: Start difference. First operand 3831 states and 10281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:00,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:00,171 INFO L93 Difference]: Finished difference Result 5260 states and 13810 transitions. [2022-03-03 18:11:00,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:11:00,172 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:00,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:00,179 INFO L225 Difference]: With dead ends: 5260 [2022-03-03 18:11:00,179 INFO L226 Difference]: Without dead ends: 5260 [2022-03-03 18:11:00,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=389, Invalid=801, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:11:00,179 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1078 mSDsluCounter, 1950 mSDsCounter, 0 mSdLazyCounter, 1894 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1078 SdHoareTripleChecker+Valid, 2227 SdHoareTripleChecker+Invalid, 2049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:00,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1078 Valid, 2227 Invalid, 2049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1894 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:11:00,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5260 states. [2022-03-03 18:11:00,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5260 to 3927. [2022-03-03 18:11:00,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3927 states, 3923 states have (on average 2.6925822074942647) internal successors, (10563), 3926 states have internal predecessors, (10563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:00,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 10563 transitions. [2022-03-03 18:11:00,222 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 10563 transitions. Word has length 92 [2022-03-03 18:11:00,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:00,222 INFO L470 AbstractCegarLoop]: Abstraction has 3927 states and 10563 transitions. [2022-03-03 18:11:00,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:00,223 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 10563 transitions. [2022-03-03 18:11:00,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:00,225 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:00,225 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:00,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-03 18:11:00,225 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:00,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:00,225 INFO L85 PathProgramCache]: Analyzing trace with hash -2818960, now seen corresponding path program 24 times [2022-03-03 18:11:00,225 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:00,225 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208307496] [2022-03-03 18:11:00,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:00,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:00,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:00,682 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:00,682 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208307496] [2022-03-03 18:11:00,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208307496] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:00,682 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:00,682 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:00,682 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655378945] [2022-03-03 18:11:00,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:00,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:00,682 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:00,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:00,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:00,682 INFO L87 Difference]: Start difference. First operand 3927 states and 10563 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:02,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:02,105 INFO L93 Difference]: Finished difference Result 5128 states and 13468 transitions. [2022-03-03 18:11:02,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:02,105 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:02,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:02,112 INFO L225 Difference]: With dead ends: 5128 [2022-03-03 18:11:02,112 INFO L226 Difference]: Without dead ends: 5128 [2022-03-03 18:11:02,112 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:02,112 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1294 mSDsluCounter, 1386 mSDsCounter, 0 mSdLazyCounter, 1377 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 1667 SdHoareTripleChecker+Invalid, 1528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:02,112 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 1667 Invalid, 1528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1377 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:11:02,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-03 18:11:02,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 3863. [2022-03-03 18:11:02,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3863 states, 3859 states have (on average 2.6885203420575277) internal successors, (10375), 3862 states have internal predecessors, (10375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:02,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3863 states and 10375 transitions. [2022-03-03 18:11:02,155 INFO L78 Accepts]: Start accepts. Automaton has 3863 states and 10375 transitions. Word has length 92 [2022-03-03 18:11:02,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:02,155 INFO L470 AbstractCegarLoop]: Abstraction has 3863 states and 10375 transitions. [2022-03-03 18:11:02,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:02,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3863 states and 10375 transitions. [2022-03-03 18:11:02,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:02,158 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:02,158 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] [2022-03-03 18:11:02,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-03 18:11:02,158 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:02,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:02,158 INFO L85 PathProgramCache]: Analyzing trace with hash -683661652, now seen corresponding path program 25 times [2022-03-03 18:11:02,158 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:02,158 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756467729] [2022-03-03 18:11:02,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:02,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:02,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:02,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:02,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756467729] [2022-03-03 18:11:02,543 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756467729] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:02,543 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:02,543 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:02,543 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338012486] [2022-03-03 18:11:02,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:02,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:02,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:02,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:02,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:02,544 INFO L87 Difference]: Start difference. First operand 3863 states and 10375 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:04,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:04,454 INFO L93 Difference]: Finished difference Result 5142 states and 13485 transitions. [2022-03-03 18:11:04,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:11:04,454 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:04,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:04,461 INFO L225 Difference]: With dead ends: 5142 [2022-03-03 18:11:04,461 INFO L226 Difference]: Without dead ends: 5142 [2022-03-03 18:11:04,461 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=412, Invalid=848, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:11:04,461 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 993 mSDsluCounter, 2103 mSDsCounter, 0 mSdLazyCounter, 2031 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 993 SdHoareTripleChecker+Valid, 2383 SdHoareTripleChecker+Invalid, 2151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2031 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:04,462 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [993 Valid, 2383 Invalid, 2151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2031 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:11:04,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5142 states. [2022-03-03 18:11:04,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5142 to 3911. [2022-03-03 18:11:04,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3911 states, 3907 states have (on average 2.6915792167903763) internal successors, (10516), 3910 states have internal predecessors, (10516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:04,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 3911 states and 10516 transitions. [2022-03-03 18:11:04,504 INFO L78 Accepts]: Start accepts. Automaton has 3911 states and 10516 transitions. Word has length 92 [2022-03-03 18:11:04,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:04,504 INFO L470 AbstractCegarLoop]: Abstraction has 3911 states and 10516 transitions. [2022-03-03 18:11:04,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:04,504 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 10516 transitions. [2022-03-03 18:11:04,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:04,507 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:04,507 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:04,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-03 18:11:04,507 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:04,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:04,507 INFO L85 PathProgramCache]: Analyzing trace with hash -683809522, now seen corresponding path program 26 times [2022-03-03 18:11:04,507 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:04,507 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085838002] [2022-03-03 18:11:04,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:04,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:04,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:04,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:04,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085838002] [2022-03-03 18:11:04,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085838002] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:04,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:04,956 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:04,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781119544] [2022-03-03 18:11:04,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:04,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:04,957 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:04,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:04,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:04,957 INFO L87 Difference]: Start difference. First operand 3911 states and 10516 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:06,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:06,519 INFO L93 Difference]: Finished difference Result 5010 states and 13143 transitions. [2022-03-03 18:11:06,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:06,520 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:06,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:06,527 INFO L225 Difference]: With dead ends: 5010 [2022-03-03 18:11:06,527 INFO L226 Difference]: Without dead ends: 5010 [2022-03-03 18:11:06,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:06,528 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1004 mSDsluCounter, 1745 mSDsCounter, 0 mSdLazyCounter, 1693 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1004 SdHoareTripleChecker+Valid, 2017 SdHoareTripleChecker+Invalid, 1836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:06,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1004 Valid, 2017 Invalid, 1836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1693 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:06,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5010 states. [2022-03-03 18:11:06,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5010 to 3879. [2022-03-03 18:11:06,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3879 states, 3875 states have (on average 2.689548387096774) internal successors, (10422), 3878 states have internal predecessors, (10422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:06,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3879 states and 10422 transitions. [2022-03-03 18:11:06,575 INFO L78 Accepts]: Start accepts. Automaton has 3879 states and 10422 transitions. Word has length 92 [2022-03-03 18:11:06,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:06,575 INFO L470 AbstractCegarLoop]: Abstraction has 3879 states and 10422 transitions. [2022-03-03 18:11:06,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:06,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 10422 transitions. [2022-03-03 18:11:06,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:06,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:06,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:06,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-03 18:11:06,578 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:06,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:06,578 INFO L85 PathProgramCache]: Analyzing trace with hash -565689292, now seen corresponding path program 27 times [2022-03-03 18:11:06,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:06,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321466667] [2022-03-03 18:11:06,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:06,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:07,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:07,015 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:07,015 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321466667] [2022-03-03 18:11:07,015 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321466667] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:07,015 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:07,015 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:07,015 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338043486] [2022-03-03 18:11:07,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:07,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:07,015 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:07,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:07,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:07,016 INFO L87 Difference]: Start difference. First operand 3879 states and 10422 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:08,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:08,761 INFO L93 Difference]: Finished difference Result 5078 states and 13318 transitions. [2022-03-03 18:11:08,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:11:08,761 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:08,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:08,769 INFO L225 Difference]: With dead ends: 5078 [2022-03-03 18:11:08,769 INFO L226 Difference]: Without dead ends: 5078 [2022-03-03 18:11:08,769 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:11:08,769 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1356 mSDsluCounter, 1662 mSDsCounter, 0 mSdLazyCounter, 1687 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1356 SdHoareTripleChecker+Valid, 1957 SdHoareTripleChecker+Invalid, 1852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:08,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1356 Valid, 1957 Invalid, 1852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1687 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:08,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5078 states. [2022-03-03 18:11:08,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5078 to 3911. [2022-03-03 18:11:08,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3911 states, 3907 states have (on average 2.6915792167903763) internal successors, (10516), 3910 states have internal predecessors, (10516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:08,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 3911 states and 10516 transitions. [2022-03-03 18:11:08,818 INFO L78 Accepts]: Start accepts. Automaton has 3911 states and 10516 transitions. Word has length 92 [2022-03-03 18:11:08,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:08,818 INFO L470 AbstractCegarLoop]: Abstraction has 3911 states and 10516 transitions. [2022-03-03 18:11:08,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:08,818 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 10516 transitions. [2022-03-03 18:11:08,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:08,820 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:08,820 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:08,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-03 18:11:08,821 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:08,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:08,821 INFO L85 PathProgramCache]: Analyzing trace with hash -565837162, now seen corresponding path program 28 times [2022-03-03 18:11:08,821 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:08,821 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020110552] [2022-03-03 18:11:08,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:08,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:08,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:09,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:09,344 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:09,344 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020110552] [2022-03-03 18:11:09,344 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020110552] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:09,344 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:09,344 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:09,344 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940479933] [2022-03-03 18:11:09,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:09,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:09,345 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:09,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:09,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:09,345 INFO L87 Difference]: Start difference. First operand 3911 states and 10516 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:11,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:11,078 INFO L93 Difference]: Finished difference Result 4990 states and 13104 transitions. [2022-03-03 18:11:11,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:11,079 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:11,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:11,086 INFO L225 Difference]: With dead ends: 4990 [2022-03-03 18:11:11,086 INFO L226 Difference]: Without dead ends: 4990 [2022-03-03 18:11:11,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:11,087 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 941 mSDsluCounter, 1771 mSDsCounter, 0 mSdLazyCounter, 1727 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 2043 SdHoareTripleChecker+Invalid, 1837 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:11,087 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [941 Valid, 2043 Invalid, 1837 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1727 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:11,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4990 states. [2022-03-03 18:11:11,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4990 to 3831. [2022-03-03 18:11:11,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3827 states have (on average 2.6864384635484715) internal successors, (10281), 3830 states have internal predecessors, (10281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:11,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-03 18:11:11,142 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-03 18:11:11,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:11,142 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-03 18:11:11,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:11,143 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-03 18:11:11,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:11,145 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:11,145 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:11,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-03 18:11:11,145 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:11,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:11,146 INFO L85 PathProgramCache]: Analyzing trace with hash -294828968, now seen corresponding path program 29 times [2022-03-03 18:11:11,146 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:11,146 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433747399] [2022-03-03 18:11:11,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:11,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:11,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:11,489 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:11,489 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433747399] [2022-03-03 18:11:11,489 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433747399] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:11,489 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:11,489 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:11,490 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662655078] [2022-03-03 18:11:11,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:11,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:11,490 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:11,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:11,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:11,490 INFO L87 Difference]: Start difference. First operand 3831 states and 10281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:12,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:12,770 INFO L93 Difference]: Finished difference Result 5066 states and 13242 transitions. [2022-03-03 18:11:12,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:12,771 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:12,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:12,778 INFO L225 Difference]: With dead ends: 5066 [2022-03-03 18:11:12,779 INFO L226 Difference]: Without dead ends: 5066 [2022-03-03 18:11:12,779 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:12,779 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1364 mSDsluCounter, 1176 mSDsCounter, 0 mSdLazyCounter, 1205 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 1456 SdHoareTripleChecker+Invalid, 1382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:12,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 1456 Invalid, 1382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1205 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:11:12,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5066 states. [2022-03-03 18:11:12,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5066 to 3959. [2022-03-03 18:11:12,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3959 states, 3955 states have (on average 2.6945638432364096) internal successors, (10657), 3958 states have internal predecessors, (10657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:12,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3959 states to 3959 states and 10657 transitions. [2022-03-03 18:11:12,857 INFO L78 Accepts]: Start accepts. Automaton has 3959 states and 10657 transitions. Word has length 92 [2022-03-03 18:11:12,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:12,857 INFO L470 AbstractCegarLoop]: Abstraction has 3959 states and 10657 transitions. [2022-03-03 18:11:12,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:12,857 INFO L276 IsEmpty]: Start isEmpty. Operand 3959 states and 10657 transitions. [2022-03-03 18:11:12,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:12,859 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:12,860 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:12,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-03 18:11:12,860 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:12,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:12,861 INFO L85 PathProgramCache]: Analyzing trace with hash -294976838, now seen corresponding path program 30 times [2022-03-03 18:11:12,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:12,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753226879] [2022-03-03 18:11:12,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:12,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:13,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:13,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:13,318 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753226879] [2022-03-03 18:11:13,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753226879] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:13,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:13,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:13,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82975782] [2022-03-03 18:11:13,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:13,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:13,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:13,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:13,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:13,319 INFO L87 Difference]: Start difference. First operand 3959 states and 10657 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:14,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:14,853 INFO L93 Difference]: Finished difference Result 5000 states and 13092 transitions. [2022-03-03 18:11:14,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:14,854 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:14,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:14,862 INFO L225 Difference]: With dead ends: 5000 [2022-03-03 18:11:14,862 INFO L226 Difference]: Without dead ends: 5000 [2022-03-03 18:11:14,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:14,863 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 954 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 1597 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 954 SdHoareTripleChecker+Valid, 1932 SdHoareTripleChecker+Invalid, 1710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:14,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [954 Valid, 1932 Invalid, 1710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1597 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:14,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5000 states. [2022-03-03 18:11:14,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5000 to 3895. [2022-03-03 18:11:14,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3895 states, 3891 states have (on average 2.690567977383706) internal successors, (10469), 3894 states have internal predecessors, (10469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:14,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3895 states and 10469 transitions. [2022-03-03 18:11:14,912 INFO L78 Accepts]: Start accepts. Automaton has 3895 states and 10469 transitions. Word has length 92 [2022-03-03 18:11:14,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:14,912 INFO L470 AbstractCegarLoop]: Abstraction has 3895 states and 10469 transitions. [2022-03-03 18:11:14,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:14,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3895 states and 10469 transitions. [2022-03-03 18:11:14,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:14,915 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:14,916 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:14,916 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-03 18:11:14,916 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:14,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:14,916 INFO L85 PathProgramCache]: Analyzing trace with hash -975819530, now seen corresponding path program 31 times [2022-03-03 18:11:14,916 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:14,916 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335316025] [2022-03-03 18:11:14,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:14,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:15,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:15,341 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:15,342 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335316025] [2022-03-03 18:11:15,342 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335316025] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:15,342 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:15,342 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:15,342 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590400380] [2022-03-03 18:11:15,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:15,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:15,342 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:15,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:15,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:15,343 INFO L87 Difference]: Start difference. First operand 3895 states and 10469 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:16,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:16,818 INFO L93 Difference]: Finished difference Result 5282 states and 13853 transitions. [2022-03-03 18:11:16,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:11:16,818 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:16,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:16,826 INFO L225 Difference]: With dead ends: 5282 [2022-03-03 18:11:16,826 INFO L226 Difference]: Without dead ends: 5282 [2022-03-03 18:11:16,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:11:16,827 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1063 mSDsluCounter, 1518 mSDsCounter, 0 mSdLazyCounter, 1520 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1063 SdHoareTripleChecker+Valid, 1794 SdHoareTripleChecker+Invalid, 1681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1520 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:16,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1063 Valid, 1794 Invalid, 1681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1520 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:11:16,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5282 states. [2022-03-03 18:11:16,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5282 to 3943. [2022-03-03 18:11:16,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3943 states, 3939 states have (on average 2.6935770500126934) internal successors, (10610), 3942 states have internal predecessors, (10610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 3943 states and 10610 transitions. [2022-03-03 18:11:16,886 INFO L78 Accepts]: Start accepts. Automaton has 3943 states and 10610 transitions. Word has length 92 [2022-03-03 18:11:16,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:16,886 INFO L470 AbstractCegarLoop]: Abstraction has 3943 states and 10610 transitions. [2022-03-03 18:11:16,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:16,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3943 states and 10610 transitions. [2022-03-03 18:11:16,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:16,889 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:16,890 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:16,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-03 18:11:16,890 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:16,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:16,890 INFO L85 PathProgramCache]: Analyzing trace with hash -975967400, now seen corresponding path program 32 times [2022-03-03 18:11:16,890 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:16,890 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149089074] [2022-03-03 18:11:16,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:16,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:17,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:17,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:17,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149089074] [2022-03-03 18:11:17,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149089074] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:17,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:17,431 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:17,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302847601] [2022-03-03 18:11:17,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:17,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:17,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:17,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:17,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:17,432 INFO L87 Difference]: Start difference. First operand 3943 states and 10610 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:19,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:19,179 INFO L93 Difference]: Finished difference Result 5150 states and 13511 transitions. [2022-03-03 18:11:19,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:19,179 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:19,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:19,187 INFO L225 Difference]: With dead ends: 5150 [2022-03-03 18:11:19,187 INFO L226 Difference]: Without dead ends: 5150 [2022-03-03 18:11:19,188 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:19,188 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1090 mSDsluCounter, 1888 mSDsCounter, 0 mSdLazyCounter, 1886 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 2151 SdHoareTripleChecker+Invalid, 2004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:19,188 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1090 Valid, 2151 Invalid, 2004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1886 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:11:19,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5150 states. [2022-03-03 18:11:19,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5150 to 3911. [2022-03-03 18:11:19,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3911 states, 3907 states have (on average 2.6915792167903763) internal successors, (10516), 3910 states have internal predecessors, (10516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:19,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 3911 states and 10516 transitions. [2022-03-03 18:11:19,240 INFO L78 Accepts]: Start accepts. Automaton has 3911 states and 10516 transitions. Word has length 92 [2022-03-03 18:11:19,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:19,240 INFO L470 AbstractCegarLoop]: Abstraction has 3911 states and 10516 transitions. [2022-03-03 18:11:19,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:19,240 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 10516 transitions. [2022-03-03 18:11:19,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:19,243 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:19,243 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:19,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-03 18:11:19,243 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:19,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:19,244 INFO L85 PathProgramCache]: Analyzing trace with hash -857847170, now seen corresponding path program 33 times [2022-03-03 18:11:19,244 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:19,244 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388546541] [2022-03-03 18:11:19,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:19,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:19,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:19,705 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:19,705 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388546541] [2022-03-03 18:11:19,705 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388546541] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:19,705 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:19,705 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:19,706 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258242039] [2022-03-03 18:11:19,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:19,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:19,706 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:19,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:19,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:19,706 INFO L87 Difference]: Start difference. First operand 3911 states and 10516 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:21,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:21,406 INFO L93 Difference]: Finished difference Result 5218 states and 13686 transitions. [2022-03-03 18:11:21,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:11:21,406 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:21,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:21,415 INFO L225 Difference]: With dead ends: 5218 [2022-03-03 18:11:21,415 INFO L226 Difference]: Without dead ends: 5218 [2022-03-03 18:11:21,415 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:11:21,416 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1340 mSDsluCounter, 1763 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1340 SdHoareTripleChecker+Valid, 2045 SdHoareTripleChecker+Invalid, 1886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:21,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1340 Valid, 2045 Invalid, 1886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:21,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2022-03-03 18:11:21,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3943. [2022-03-03 18:11:21,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3943 states, 3939 states have (on average 2.6935770500126934) internal successors, (10610), 3942 states have internal predecessors, (10610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:21,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 3943 states and 10610 transitions. [2022-03-03 18:11:21,470 INFO L78 Accepts]: Start accepts. Automaton has 3943 states and 10610 transitions. Word has length 92 [2022-03-03 18:11:21,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:21,470 INFO L470 AbstractCegarLoop]: Abstraction has 3943 states and 10610 transitions. [2022-03-03 18:11:21,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:21,470 INFO L276 IsEmpty]: Start isEmpty. Operand 3943 states and 10610 transitions. [2022-03-03 18:11:21,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:21,473 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:21,473 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:21,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-03 18:11:21,473 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:21,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:21,474 INFO L85 PathProgramCache]: Analyzing trace with hash -857995040, now seen corresponding path program 34 times [2022-03-03 18:11:21,474 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:21,474 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209648007] [2022-03-03 18:11:21,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:21,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:22,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:22,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:22,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209648007] [2022-03-03 18:11:22,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209648007] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:22,010 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:22,010 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:22,010 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566465516] [2022-03-03 18:11:22,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:22,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:22,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:22,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:22,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:22,011 INFO L87 Difference]: Start difference. First operand 3943 states and 10610 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:23,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:23,483 INFO L93 Difference]: Finished difference Result 5130 states and 13472 transitions. [2022-03-03 18:11:23,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:23,484 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:23,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:23,491 INFO L225 Difference]: With dead ends: 5130 [2022-03-03 18:11:23,491 INFO L226 Difference]: Without dead ends: 5130 [2022-03-03 18:11:23,492 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:23,492 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1105 mSDsluCounter, 1481 mSDsCounter, 0 mSdLazyCounter, 1461 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1105 SdHoareTripleChecker+Valid, 1759 SdHoareTripleChecker+Invalid, 1589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:23,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1105 Valid, 1759 Invalid, 1589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1461 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:11:23,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5130 states. [2022-03-03 18:11:23,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5130 to 3863. [2022-03-03 18:11:23,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3863 states, 3859 states have (on average 2.6885203420575277) internal successors, (10375), 3862 states have internal predecessors, (10375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:23,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3863 states and 10375 transitions. [2022-03-03 18:11:23,565 INFO L78 Accepts]: Start accepts. Automaton has 3863 states and 10375 transitions. Word has length 92 [2022-03-03 18:11:23,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:23,565 INFO L470 AbstractCegarLoop]: Abstraction has 3863 states and 10375 transitions. [2022-03-03 18:11:23,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:23,565 INFO L276 IsEmpty]: Start isEmpty. Operand 3863 states and 10375 transitions. [2022-03-03 18:11:23,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:23,569 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:23,569 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:23,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-03 18:11:23,569 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:23,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:23,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1645608216, now seen corresponding path program 35 times [2022-03-03 18:11:23,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:23,570 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781002063] [2022-03-03 18:11:23,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:23,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:23,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:23,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:23,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781002063] [2022-03-03 18:11:23,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781002063] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:23,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:23,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:23,944 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378552521] [2022-03-03 18:11:23,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:23,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:23,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:23,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:23,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:23,945 INFO L87 Difference]: Start difference. First operand 3863 states and 10375 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:25,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:25,706 INFO L93 Difference]: Finished difference Result 4916 states and 12823 transitions. [2022-03-03 18:11:25,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:25,707 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:25,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:25,714 INFO L225 Difference]: With dead ends: 4916 [2022-03-03 18:11:25,714 INFO L226 Difference]: Without dead ends: 4916 [2022-03-03 18:11:25,715 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:25,715 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1239 mSDsluCounter, 2180 mSDsCounter, 0 mSdLazyCounter, 2089 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 2436 SdHoareTripleChecker+Invalid, 2209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2089 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:25,715 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1239 Valid, 2436 Invalid, 2209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2089 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:11:25,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4916 states. [2022-03-03 18:11:25,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4916 to 3927. [2022-03-03 18:11:25,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3927 states, 3923 states have (on average 2.6925822074942647) internal successors, (10563), 3926 states have internal predecessors, (10563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:25,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 10563 transitions. [2022-03-03 18:11:25,763 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 10563 transitions. Word has length 92 [2022-03-03 18:11:25,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:25,763 INFO L470 AbstractCegarLoop]: Abstraction has 3927 states and 10563 transitions. [2022-03-03 18:11:25,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:25,763 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 10563 transitions. [2022-03-03 18:11:25,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:25,766 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:25,766 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:25,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-03 18:11:25,766 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:25,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:25,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1645460346, now seen corresponding path program 36 times [2022-03-03 18:11:25,767 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:25,767 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58014069] [2022-03-03 18:11:25,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:25,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:25,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:26,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:26,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:26,318 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58014069] [2022-03-03 18:11:26,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58014069] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:26,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:26,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:26,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691865211] [2022-03-03 18:11:26,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:26,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:26,319 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:26,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:26,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:26,319 INFO L87 Difference]: Start difference. First operand 3927 states and 10563 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:27,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:27,956 INFO L93 Difference]: Finished difference Result 4850 states and 12673 transitions. [2022-03-03 18:11:27,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:27,957 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:27,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:27,963 INFO L225 Difference]: With dead ends: 4850 [2022-03-03 18:11:27,963 INFO L226 Difference]: Without dead ends: 4850 [2022-03-03 18:11:27,963 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:27,963 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1214 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 1705 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1214 SdHoareTripleChecker+Valid, 2023 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:27,963 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1214 Valid, 2023 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1705 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:27,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2022-03-03 18:11:27,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 3895. [2022-03-03 18:11:28,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3895 states, 3891 states have (on average 2.690567977383706) internal successors, (10469), 3894 states have internal predecessors, (10469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:28,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3895 states and 10469 transitions. [2022-03-03 18:11:28,006 INFO L78 Accepts]: Start accepts. Automaton has 3895 states and 10469 transitions. Word has length 92 [2022-03-03 18:11:28,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:28,006 INFO L470 AbstractCegarLoop]: Abstraction has 3895 states and 10469 transitions. [2022-03-03 18:11:28,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:28,007 INFO L276 IsEmpty]: Start isEmpty. Operand 3895 states and 10469 transitions. [2022-03-03 18:11:28,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:28,009 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:28,009 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] [2022-03-03 18:11:28,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-03 18:11:28,009 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:28,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:28,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1763580576, now seen corresponding path program 37 times [2022-03-03 18:11:28,010 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:28,010 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742286170] [2022-03-03 18:11:28,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:28,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:28,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:28,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:28,473 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:28,474 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742286170] [2022-03-03 18:11:28,474 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742286170] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:28,474 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:28,474 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:28,474 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69268764] [2022-03-03 18:11:28,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:28,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:28,474 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:28,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:28,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:28,474 INFO L87 Difference]: Start difference. First operand 3895 states and 10469 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:30,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:30,088 INFO L93 Difference]: Finished difference Result 5052 states and 13220 transitions. [2022-03-03 18:11:30,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:11:30,089 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:30,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:30,096 INFO L225 Difference]: With dead ends: 5052 [2022-03-03 18:11:30,096 INFO L226 Difference]: Without dead ends: 5052 [2022-03-03 18:11:30,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:11:30,097 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1335 mSDsluCounter, 1653 mSDsCounter, 0 mSdLazyCounter, 1657 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1335 SdHoareTripleChecker+Valid, 1927 SdHoareTripleChecker+Invalid, 1827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:30,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1335 Valid, 1927 Invalid, 1827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1657 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:30,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5052 states. [2022-03-03 18:11:30,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5052 to 3927. [2022-03-03 18:11:30,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3927 states, 3923 states have (on average 2.6925822074942647) internal successors, (10563), 3926 states have internal predecessors, (10563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:30,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 10563 transitions. [2022-03-03 18:11:30,150 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 10563 transitions. Word has length 92 [2022-03-03 18:11:30,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:30,150 INFO L470 AbstractCegarLoop]: Abstraction has 3927 states and 10563 transitions. [2022-03-03 18:11:30,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:30,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 10563 transitions. [2022-03-03 18:11:30,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:30,152 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:30,153 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] [2022-03-03 18:11:30,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-03 18:11:30,153 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:30,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:30,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1763432706, now seen corresponding path program 38 times [2022-03-03 18:11:30,153 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:30,153 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72594164] [2022-03-03 18:11:30,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:30,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:30,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:30,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:30,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:30,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72594164] [2022-03-03 18:11:30,723 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72594164] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:30,723 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:30,723 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:30,723 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828526608] [2022-03-03 18:11:30,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:30,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:30,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:30,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:30,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:30,724 INFO L87 Difference]: Start difference. First operand 3927 states and 10563 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:32,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:32,167 INFO L93 Difference]: Finished difference Result 4964 states and 13006 transitions. [2022-03-03 18:11:32,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:32,167 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:32,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:32,175 INFO L225 Difference]: With dead ends: 4964 [2022-03-03 18:11:32,175 INFO L226 Difference]: Without dead ends: 4964 [2022-03-03 18:11:32,175 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:32,175 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 956 mSDsluCounter, 1473 mSDsCounter, 0 mSdLazyCounter, 1460 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 956 SdHoareTripleChecker+Valid, 1748 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:32,176 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [956 Valid, 1748 Invalid, 1588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1460 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:11:32,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4964 states. [2022-03-03 18:11:32,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4964 to 3879. [2022-03-03 18:11:32,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3879 states, 3875 states have (on average 2.689548387096774) internal successors, (10422), 3878 states have internal predecessors, (10422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:32,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3879 states and 10422 transitions. [2022-03-03 18:11:32,226 INFO L78 Accepts]: Start accepts. Automaton has 3879 states and 10422 transitions. Word has length 92 [2022-03-03 18:11:32,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:32,226 INFO L470 AbstractCegarLoop]: Abstraction has 3879 states and 10422 transitions. [2022-03-03 18:11:32,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:32,226 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 10422 transitions. [2022-03-03 18:11:32,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:32,229 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:32,229 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] [2022-03-03 18:11:32,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-03 18:11:32,230 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:32,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:32,231 INFO L85 PathProgramCache]: Analyzing trace with hash -841937936, now seen corresponding path program 39 times [2022-03-03 18:11:32,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:32,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523425489] [2022-03-03 18:11:32,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:32,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:32,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:32,884 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:32,884 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523425489] [2022-03-03 18:11:32,884 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523425489] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:32,884 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:32,884 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:32,884 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088271983] [2022-03-03 18:11:32,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:32,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:32,884 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:32,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:32,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:32,885 INFO L87 Difference]: Start difference. First operand 3879 states and 10422 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:34,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:34,422 INFO L93 Difference]: Finished difference Result 4924 states and 12865 transitions. [2022-03-03 18:11:34,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:34,423 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:34,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:34,430 INFO L225 Difference]: With dead ends: 4924 [2022-03-03 18:11:34,430 INFO L226 Difference]: Without dead ends: 4924 [2022-03-03 18:11:34,431 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:34,431 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1063 mSDsluCounter, 1624 mSDsCounter, 0 mSdLazyCounter, 1624 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1063 SdHoareTripleChecker+Valid, 1892 SdHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:34,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1063 Valid, 1892 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1624 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:34,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4924 states. [2022-03-03 18:11:34,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4924 to 3927. [2022-03-03 18:11:34,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3927 states, 3923 states have (on average 2.6925822074942647) internal successors, (10563), 3926 states have internal predecessors, (10563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:34,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 10563 transitions. [2022-03-03 18:11:34,479 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 10563 transitions. Word has length 92 [2022-03-03 18:11:34,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:34,479 INFO L470 AbstractCegarLoop]: Abstraction has 3927 states and 10563 transitions. [2022-03-03 18:11:34,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:34,479 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 10563 transitions. [2022-03-03 18:11:34,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:34,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:34,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:34,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-03 18:11:34,482 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:34,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:34,482 INFO L85 PathProgramCache]: Analyzing trace with hash -842085806, now seen corresponding path program 40 times [2022-03-03 18:11:34,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:34,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98899858] [2022-03-03 18:11:34,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:34,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:35,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:35,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:35,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98899858] [2022-03-03 18:11:35,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98899858] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:35,068 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:35,068 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:35,068 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945915379] [2022-03-03 18:11:35,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:35,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:35,068 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:35,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:35,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:35,069 INFO L87 Difference]: Start difference. First operand 3927 states and 10563 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:36,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:36,434 INFO L93 Difference]: Finished difference Result 4858 states and 12715 transitions. [2022-03-03 18:11:36,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:36,435 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:36,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:36,442 INFO L225 Difference]: With dead ends: 4858 [2022-03-03 18:11:36,442 INFO L226 Difference]: Without dead ends: 4858 [2022-03-03 18:11:36,442 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:36,442 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1097 mSDsluCounter, 1319 mSDsCounter, 0 mSdLazyCounter, 1370 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1097 SdHoareTripleChecker+Valid, 1596 SdHoareTripleChecker+Invalid, 1496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:36,443 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 1596 Invalid, 1496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1370 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:11:36,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4858 states. [2022-03-03 18:11:36,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4858 to 3831. [2022-03-03 18:11:36,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3827 states have (on average 2.6864384635484715) internal successors, (10281), 3830 states have internal predecessors, (10281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:36,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-03 18:11:36,490 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-03 18:11:36,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:36,490 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-03 18:11:36,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:36,491 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-03 18:11:36,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:36,493 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:36,493 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:36,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-03 18:11:36,493 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:36,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:36,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1262221680, now seen corresponding path program 41 times [2022-03-03 18:11:36,494 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:36,494 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185745911] [2022-03-03 18:11:36,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:36,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:36,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:36,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:36,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185745911] [2022-03-03 18:11:36,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185745911] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:36,883 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:36,883 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:36,883 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506843745] [2022-03-03 18:11:36,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:36,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:36,883 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:36,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:36,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:36,884 INFO L87 Difference]: Start difference. First operand 3831 states and 10281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:38,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:38,333 INFO L93 Difference]: Finished difference Result 5036 states and 13092 transitions. [2022-03-03 18:11:38,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:11:38,333 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:38,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:38,341 INFO L225 Difference]: With dead ends: 5036 [2022-03-03 18:11:38,341 INFO L226 Difference]: Without dead ends: 5036 [2022-03-03 18:11:38,341 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=397, Invalid=793, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:11:38,341 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1038 mSDsluCounter, 1216 mSDsCounter, 0 mSdLazyCounter, 1222 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1038 SdHoareTripleChecker+Valid, 1506 SdHoareTripleChecker+Invalid, 1438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 1222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:38,342 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1038 Valid, 1506 Invalid, 1438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1222 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:11:38,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5036 states. [2022-03-03 18:11:38,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5036 to 3933. [2022-03-03 18:11:38,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3933 states, 3929 states have (on average 2.6930516670908626) internal successors, (10581), 3932 states have internal predecessors, (10581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:38,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 3933 states and 10581 transitions. [2022-03-03 18:11:38,395 INFO L78 Accepts]: Start accepts. Automaton has 3933 states and 10581 transitions. Word has length 92 [2022-03-03 18:11:38,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:38,395 INFO L470 AbstractCegarLoop]: Abstraction has 3933 states and 10581 transitions. [2022-03-03 18:11:38,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:38,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3933 states and 10581 transitions. [2022-03-03 18:11:38,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:38,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:38,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:38,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-03 18:11:38,399 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:38,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:38,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1262073810, now seen corresponding path program 42 times [2022-03-03 18:11:38,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:38,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579698451] [2022-03-03 18:11:38,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:38,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:38,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:38,885 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:38,885 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579698451] [2022-03-03 18:11:38,885 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579698451] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:38,885 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:38,885 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:38,885 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325446752] [2022-03-03 18:11:38,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:38,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:38,886 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:38,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:38,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:38,886 INFO L87 Difference]: Start difference. First operand 3933 states and 10581 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:40,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:40,442 INFO L93 Difference]: Finished difference Result 5130 states and 13412 transitions. [2022-03-03 18:11:40,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:40,442 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:40,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:40,450 INFO L225 Difference]: With dead ends: 5130 [2022-03-03 18:11:40,450 INFO L226 Difference]: Without dead ends: 5130 [2022-03-03 18:11:40,450 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:40,450 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1361 mSDsluCounter, 1447 mSDsCounter, 0 mSdLazyCounter, 1498 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1361 SdHoareTripleChecker+Valid, 1712 SdHoareTripleChecker+Invalid, 1669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:40,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1361 Valid, 1712 Invalid, 1669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1498 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:40,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5130 states. [2022-03-03 18:11:40,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5130 to 3933. [2022-03-03 18:11:40,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3933 states, 3929 states have (on average 2.6930516670908626) internal successors, (10581), 3932 states have internal predecessors, (10581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:40,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 3933 states and 10581 transitions. [2022-03-03 18:11:40,502 INFO L78 Accepts]: Start accepts. Automaton has 3933 states and 10581 transitions. Word has length 92 [2022-03-03 18:11:40,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:40,502 INFO L470 AbstractCegarLoop]: Abstraction has 3933 states and 10581 transitions. [2022-03-03 18:11:40,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:40,502 INFO L276 IsEmpty]: Start isEmpty. Operand 3933 states and 10581 transitions. [2022-03-03 18:11:40,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:40,505 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:40,505 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:40,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-03 18:11:40,505 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:40,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:40,505 INFO L85 PathProgramCache]: Analyzing trace with hash -72369650, now seen corresponding path program 43 times [2022-03-03 18:11:40,505 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:40,505 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901118759] [2022-03-03 18:11:40,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:40,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:40,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:40,880 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:40,880 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901118759] [2022-03-03 18:11:40,880 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901118759] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:40,880 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:40,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:40,880 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536121188] [2022-03-03 18:11:40,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:40,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:40,883 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:40,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:40,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:40,884 INFO L87 Difference]: Start difference. First operand 3933 states and 10581 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:42,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:42,348 INFO L93 Difference]: Finished difference Result 5218 states and 13668 transitions. [2022-03-03 18:11:42,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:11:42,349 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:42,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:42,355 INFO L225 Difference]: With dead ends: 5218 [2022-03-03 18:11:42,355 INFO L226 Difference]: Without dead ends: 5218 [2022-03-03 18:11:42,355 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=420, Invalid=840, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:11:42,355 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1040 mSDsluCounter, 1266 mSDsCounter, 0 mSdLazyCounter, 1280 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1040 SdHoareTripleChecker+Valid, 1562 SdHoareTripleChecker+Invalid, 1498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:42,355 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1040 Valid, 1562 Invalid, 1498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1280 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:11:42,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2022-03-03 18:11:42,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3965. [2022-03-03 18:11:42,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3965 states, 3961 states have (on average 2.69502650845746) internal successors, (10675), 3964 states have internal predecessors, (10675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3965 states to 3965 states and 10675 transitions. [2022-03-03 18:11:42,396 INFO L78 Accepts]: Start accepts. Automaton has 3965 states and 10675 transitions. Word has length 92 [2022-03-03 18:11:42,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:42,396 INFO L470 AbstractCegarLoop]: Abstraction has 3965 states and 10675 transitions. [2022-03-03 18:11:42,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:42,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3965 states and 10675 transitions. [2022-03-03 18:11:42,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:42,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:42,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:42,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-03 18:11:42,398 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:42,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:42,399 INFO L85 PathProgramCache]: Analyzing trace with hash -72517520, now seen corresponding path program 44 times [2022-03-03 18:11:42,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:42,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858801633] [2022-03-03 18:11:42,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:42,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:42,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:42,884 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:42,884 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858801633] [2022-03-03 18:11:42,884 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858801633] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:42,884 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:42,884 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:42,885 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604971731] [2022-03-03 18:11:42,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:42,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:42,885 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:42,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:42,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:42,885 INFO L87 Difference]: Start difference. First operand 3965 states and 10675 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:44,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:44,607 INFO L93 Difference]: Finished difference Result 5150 states and 13514 transitions. [2022-03-03 18:11:44,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:44,608 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:44,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:44,615 INFO L225 Difference]: With dead ends: 5150 [2022-03-03 18:11:44,615 INFO L226 Difference]: Without dead ends: 5150 [2022-03-03 18:11:44,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:44,615 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1181 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 1762 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1181 SdHoareTripleChecker+Valid, 1999 SdHoareTripleChecker+Invalid, 1928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 1762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:44,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1181 Valid, 1999 Invalid, 1928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1762 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:11:44,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5150 states. [2022-03-03 18:11:44,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5150 to 3965. [2022-03-03 18:11:44,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3965 states, 3961 states have (on average 2.69502650845746) internal successors, (10675), 3964 states have internal predecessors, (10675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:44,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3965 states to 3965 states and 10675 transitions. [2022-03-03 18:11:44,659 INFO L78 Accepts]: Start accepts. Automaton has 3965 states and 10675 transitions. Word has length 92 [2022-03-03 18:11:44,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:44,659 INFO L470 AbstractCegarLoop]: Abstraction has 3965 states and 10675 transitions. [2022-03-03 18:11:44,659 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:44,659 INFO L276 IsEmpty]: Start isEmpty. Operand 3965 states and 10675 transitions. [2022-03-03 18:11:44,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:44,662 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:44,662 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:44,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-03 18:11:44,662 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:44,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:44,662 INFO L85 PathProgramCache]: Analyzing trace with hash -753360212, now seen corresponding path program 45 times [2022-03-03 18:11:44,662 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:44,662 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604041887] [2022-03-03 18:11:44,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:44,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:45,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:45,085 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:45,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604041887] [2022-03-03 18:11:45,085 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604041887] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:45,085 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:45,085 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:45,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68942184] [2022-03-03 18:11:45,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:45,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:45,086 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:45,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:45,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:45,086 INFO L87 Difference]: Start difference. First operand 3965 states and 10675 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:47,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:47,013 INFO L93 Difference]: Finished difference Result 5132 states and 13437 transitions. [2022-03-03 18:11:47,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:11:47,014 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:47,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:47,022 INFO L225 Difference]: With dead ends: 5132 [2022-03-03 18:11:47,022 INFO L226 Difference]: Without dead ends: 5132 [2022-03-03 18:11:47,022 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=443, Invalid=889, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:11:47,023 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1245 mSDsluCounter, 1771 mSDsCounter, 0 mSdLazyCounter, 1821 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1245 SdHoareTripleChecker+Valid, 2063 SdHoareTripleChecker+Invalid, 2031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:47,023 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1245 Valid, 2063 Invalid, 2031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1821 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:11:47,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5132 states. [2022-03-03 18:11:47,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5132 to 3981. [2022-03-03 18:11:47,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3977 states have (on average 2.6960020115665073) internal successors, (10722), 3980 states have internal predecessors, (10722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:47,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 10722 transitions. [2022-03-03 18:11:47,076 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 10722 transitions. Word has length 92 [2022-03-03 18:11:47,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:47,076 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 10722 transitions. [2022-03-03 18:11:47,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:47,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 10722 transitions. [2022-03-03 18:11:47,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:47,078 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:47,079 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:47,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-03 18:11:47,079 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:47,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:47,079 INFO L85 PathProgramCache]: Analyzing trace with hash -753508082, now seen corresponding path program 46 times [2022-03-03 18:11:47,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:47,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619575000] [2022-03-03 18:11:47,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:47,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:47,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:47,584 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:47,584 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619575000] [2022-03-03 18:11:47,584 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619575000] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:47,584 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:47,584 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:47,584 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621007251] [2022-03-03 18:11:47,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:47,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:47,585 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:47,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:47,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:47,585 INFO L87 Difference]: Start difference. First operand 3981 states and 10722 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:49,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:49,134 INFO L93 Difference]: Finished difference Result 5032 states and 13189 transitions. [2022-03-03 18:11:49,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:49,135 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:49,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:49,142 INFO L225 Difference]: With dead ends: 5032 [2022-03-03 18:11:49,143 INFO L226 Difference]: Without dead ends: 5032 [2022-03-03 18:11:49,143 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:49,143 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1053 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 1774 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:49,143 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 1774 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1507 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:49,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5032 states. [2022-03-03 18:11:49,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5032 to 3981. [2022-03-03 18:11:49,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3977 states have (on average 2.6960020115665073) internal successors, (10722), 3980 states have internal predecessors, (10722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:49,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 10722 transitions. [2022-03-03 18:11:49,198 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 10722 transitions. Word has length 92 [2022-03-03 18:11:49,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:49,198 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 10722 transitions. [2022-03-03 18:11:49,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:49,198 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 10722 transitions. [2022-03-03 18:11:49,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:49,201 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:49,201 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:49,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-03 18:11:49,201 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:49,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:49,202 INFO L85 PathProgramCache]: Analyzing trace with hash -635387852, now seen corresponding path program 47 times [2022-03-03 18:11:49,202 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:49,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335146858] [2022-03-03 18:11:49,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:49,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:49,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:49,706 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:49,706 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335146858] [2022-03-03 18:11:49,706 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335146858] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:49,706 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:49,706 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:49,707 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801044745] [2022-03-03 18:11:49,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:49,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:49,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:49,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:49,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:49,707 INFO L87 Difference]: Start difference. First operand 3981 states and 10722 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:51,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:51,742 INFO L93 Difference]: Finished difference Result 5084 states and 13317 transitions. [2022-03-03 18:11:51,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:11:51,743 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:51,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:51,751 INFO L225 Difference]: With dead ends: 5084 [2022-03-03 18:11:51,751 INFO L226 Difference]: Without dead ends: 5084 [2022-03-03 18:11:51,751 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:11:51,751 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1085 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1850 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1085 SdHoareTripleChecker+Valid, 2045 SdHoareTripleChecker+Invalid, 2011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:51,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1085 Valid, 2045 Invalid, 2011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1850 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:11:51,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5084 states. [2022-03-03 18:11:51,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5084 to 3997. [2022-03-03 18:11:51,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3997 states, 3993 states have (on average 2.696969696969697) internal successors, (10769), 3996 states have internal predecessors, (10769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:51,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 3997 states and 10769 transitions. [2022-03-03 18:11:51,807 INFO L78 Accepts]: Start accepts. Automaton has 3997 states and 10769 transitions. Word has length 92 [2022-03-03 18:11:51,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:51,807 INFO L470 AbstractCegarLoop]: Abstraction has 3997 states and 10769 transitions. [2022-03-03 18:11:51,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:51,807 INFO L276 IsEmpty]: Start isEmpty. Operand 3997 states and 10769 transitions. [2022-03-03 18:11:51,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:51,810 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:51,810 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:51,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-03 18:11:51,810 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:51,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:51,810 INFO L85 PathProgramCache]: Analyzing trace with hash -635535722, now seen corresponding path program 48 times [2022-03-03 18:11:51,811 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:51,811 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894690241] [2022-03-03 18:11:51,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:51,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:52,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:52,372 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:52,372 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894690241] [2022-03-03 18:11:52,372 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894690241] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:52,372 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:52,372 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:52,372 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332110626] [2022-03-03 18:11:52,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:52,372 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:52,373 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:52,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:52,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:52,373 INFO L87 Difference]: Start difference. First operand 3997 states and 10769 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:54,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:54,125 INFO L93 Difference]: Finished difference Result 5056 states and 13278 transitions. [2022-03-03 18:11:54,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:54,125 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:54,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:54,133 INFO L225 Difference]: With dead ends: 5056 [2022-03-03 18:11:54,134 INFO L226 Difference]: Without dead ends: 5056 [2022-03-03 18:11:54,134 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:54,134 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1181 mSDsluCounter, 1762 mSDsCounter, 0 mSdLazyCounter, 1747 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1181 SdHoareTripleChecker+Valid, 2026 SdHoareTripleChecker+Invalid, 1917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:54,134 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1181 Valid, 2026 Invalid, 1917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1747 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:11:54,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5056 states. [2022-03-03 18:11:54,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5056 to 3917. [2022-03-03 18:11:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3917 states, 3913 states have (on average 2.692052133912599) internal successors, (10534), 3916 states have internal predecessors, (10534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:54,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 3917 states and 10534 transitions. [2022-03-03 18:11:54,189 INFO L78 Accepts]: Start accepts. Automaton has 3917 states and 10534 transitions. Word has length 92 [2022-03-03 18:11:54,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:54,189 INFO L470 AbstractCegarLoop]: Abstraction has 3917 states and 10534 transitions. [2022-03-03 18:11:54,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:54,189 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 10534 transitions. [2022-03-03 18:11:54,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:54,192 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:54,192 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:54,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-03 18:11:54,192 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:54,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:54,192 INFO L85 PathProgramCache]: Analyzing trace with hash 429434578, now seen corresponding path program 49 times [2022-03-03 18:11:54,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:54,193 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926609026] [2022-03-03 18:11:54,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:54,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:54,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:54,677 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:54,677 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926609026] [2022-03-03 18:11:54,677 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926609026] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:54,677 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:54,677 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:54,677 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498122359] [2022-03-03 18:11:54,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:54,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:54,678 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:54,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:54,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:54,678 INFO L87 Difference]: Start difference. First operand 3917 states and 10534 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:56,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:56,736 INFO L93 Difference]: Finished difference Result 4674 states and 12159 transitions. [2022-03-03 18:11:56,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:56,736 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:56,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:56,744 INFO L225 Difference]: With dead ends: 4674 [2022-03-03 18:11:56,744 INFO L226 Difference]: Without dead ends: 4674 [2022-03-03 18:11:56,744 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:56,745 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1117 mSDsluCounter, 2053 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 2319 SdHoareTripleChecker+Invalid, 2129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 2005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:56,745 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1117 Valid, 2319 Invalid, 2129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 2005 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:11:56,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4674 states. [2022-03-03 18:11:56,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4674 to 3839. [2022-03-03 18:11:56,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3839 states, 3835 states have (on average 2.6870925684485005) internal successors, (10305), 3838 states have internal predecessors, (10305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:56,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3839 states and 10305 transitions. [2022-03-03 18:11:56,802 INFO L78 Accepts]: Start accepts. Automaton has 3839 states and 10305 transitions. Word has length 92 [2022-03-03 18:11:56,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:56,802 INFO L470 AbstractCegarLoop]: Abstraction has 3839 states and 10305 transitions. [2022-03-03 18:11:56,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:56,802 INFO L276 IsEmpty]: Start isEmpty. Operand 3839 states and 10305 transitions. [2022-03-03 18:11:56,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:56,806 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:56,806 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:56,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-03 18:11:56,806 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:56,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:56,806 INFO L85 PathProgramCache]: Analyzing trace with hash 206366796, now seen corresponding path program 63 times [2022-03-03 18:11:56,806 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:56,806 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215850239] [2022-03-03 18:11:56,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:56,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:57,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:57,236 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:57,236 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215850239] [2022-03-03 18:11:57,236 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215850239] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:57,236 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:57,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:57,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906915769] [2022-03-03 18:11:57,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:57,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:57,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:57,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:57,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:57,237 INFO L87 Difference]: Start difference. First operand 3839 states and 10305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:58,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:58,923 INFO L93 Difference]: Finished difference Result 4580 states and 11945 transitions. [2022-03-03 18:11:58,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:58,924 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:11:58,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:58,931 INFO L225 Difference]: With dead ends: 4580 [2022-03-03 18:11:58,931 INFO L226 Difference]: Without dead ends: 4580 [2022-03-03 18:11:58,931 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=336, Invalid=720, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:58,931 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1017 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1631 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 1950 SdHoareTripleChecker+Invalid, 1764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:58,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1017 Valid, 1950 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1631 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:58,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4580 states. [2022-03-03 18:11:58,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4580 to 3909. [2022-03-03 18:11:58,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3909 states, 3905 states have (on average 2.6916773367477593) internal successors, (10511), 3908 states have internal predecessors, (10511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:58,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 3909 states and 10511 transitions. [2022-03-03 18:11:58,980 INFO L78 Accepts]: Start accepts. Automaton has 3909 states and 10511 transitions. Word has length 92 [2022-03-03 18:11:58,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:58,980 INFO L470 AbstractCegarLoop]: Abstraction has 3909 states and 10511 transitions. [2022-03-03 18:11:58,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:58,981 INFO L276 IsEmpty]: Start isEmpty. Operand 3909 states and 10511 transitions. [2022-03-03 18:11:58,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:11:58,983 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:58,983 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:58,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-03 18:11:58,983 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:11:58,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:58,984 INFO L85 PathProgramCache]: Analyzing trace with hash 210654096, now seen corresponding path program 64 times [2022-03-03 18:11:58,984 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:58,984 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285120830] [2022-03-03 18:11:58,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:58,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:59,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:59,414 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:59,414 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285120830] [2022-03-03 18:11:59,414 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285120830] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:59,414 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:59,414 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:59,414 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195680374] [2022-03-03 18:11:59,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:59,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:59,414 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:59,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:59,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:59,415 INFO L87 Difference]: Start difference. First operand 3909 states and 10511 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:00,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:00,802 INFO L93 Difference]: Finished difference Result 4679 states and 12222 transitions. [2022-03-03 18:12:00,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:00,802 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:00,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:00,810 INFO L225 Difference]: With dead ends: 4679 [2022-03-03 18:12:00,810 INFO L226 Difference]: Without dead ends: 4679 [2022-03-03 18:12:00,810 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=376, Invalid=746, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:00,811 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 1231 mSDsluCounter, 1309 mSDsCounter, 0 mSdLazyCounter, 1267 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1231 SdHoareTripleChecker+Valid, 1574 SdHoareTripleChecker+Invalid, 1436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:00,811 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1231 Valid, 1574 Invalid, 1436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1267 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:12:00,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4679 states. [2022-03-03 18:12:00,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4679 to 3925. [2022-03-03 18:12:00,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3925 states, 3921 states have (on average 2.692680438663606) internal successors, (10558), 3924 states have internal predecessors, (10558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:00,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 10558 transitions. [2022-03-03 18:12:00,864 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 10558 transitions. Word has length 92 [2022-03-03 18:12:00,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:00,865 INFO L470 AbstractCegarLoop]: Abstraction has 3925 states and 10558 transitions. [2022-03-03 18:12:00,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:00,865 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 10558 transitions. [2022-03-03 18:12:00,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:00,868 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:00,868 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:00,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-03 18:12:00,868 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:00,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:00,868 INFO L85 PathProgramCache]: Analyzing trace with hash 210518316, now seen corresponding path program 65 times [2022-03-03 18:12:00,868 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:00,868 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307347516] [2022-03-03 18:12:00,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:00,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:01,347 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:01,347 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307347516] [2022-03-03 18:12:01,347 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307347516] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:01,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:01,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:01,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354410373] [2022-03-03 18:12:01,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:01,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:01,347 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:01,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:01,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:01,348 INFO L87 Difference]: Start difference. First operand 3925 states and 10558 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:03,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:03,025 INFO L93 Difference]: Finished difference Result 4613 states and 12052 transitions. [2022-03-03 18:12:03,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:03,026 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:03,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:03,033 INFO L225 Difference]: With dead ends: 4613 [2022-03-03 18:12:03,033 INFO L226 Difference]: Without dead ends: 4613 [2022-03-03 18:12:03,033 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:03,033 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 964 mSDsluCounter, 1559 mSDsCounter, 0 mSdLazyCounter, 1571 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 964 SdHoareTripleChecker+Valid, 1818 SdHoareTripleChecker+Invalid, 1678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 1571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:03,033 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [964 Valid, 1818 Invalid, 1678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 1571 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:03,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4613 states. [2022-03-03 18:12:03,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4613 to 3845. [2022-03-03 18:12:03,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3845 states, 3841 states have (on average 2.687581359021088) internal successors, (10323), 3844 states have internal predecessors, (10323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:03,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 3845 states and 10323 transitions. [2022-03-03 18:12:03,102 INFO L78 Accepts]: Start accepts. Automaton has 3845 states and 10323 transitions. Word has length 92 [2022-03-03 18:12:03,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:03,102 INFO L470 AbstractCegarLoop]: Abstraction has 3845 states and 10323 transitions. [2022-03-03 18:12:03,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:03,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3845 states and 10323 transitions. [2022-03-03 18:12:03,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:03,104 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:03,104 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:03,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-03 18:12:03,105 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:03,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:03,105 INFO L85 PathProgramCache]: Analyzing trace with hash -52191854, now seen corresponding path program 66 times [2022-03-03 18:12:03,105 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:03,105 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63050142] [2022-03-03 18:12:03,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:03,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:03,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:03,492 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:03,492 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63050142] [2022-03-03 18:12:03,492 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63050142] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:03,492 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:03,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:03,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693584424] [2022-03-03 18:12:03,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:03,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:03,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:03,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:03,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:03,493 INFO L87 Difference]: Start difference. First operand 3845 states and 10323 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:05,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:05,129 INFO L93 Difference]: Finished difference Result 4992 states and 13110 transitions. [2022-03-03 18:12:05,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:05,129 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:05,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:05,137 INFO L225 Difference]: With dead ends: 4992 [2022-03-03 18:12:05,137 INFO L226 Difference]: Without dead ends: 4992 [2022-03-03 18:12:05,137 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:05,137 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 968 mSDsluCounter, 1645 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 968 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 1744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:05,137 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [968 Valid, 1888 Invalid, 1744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:05,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4992 states. [2022-03-03 18:12:05,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4992 to 3925. [2022-03-03 18:12:05,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3925 states, 3921 states have (on average 2.692680438663606) internal successors, (10558), 3924 states have internal predecessors, (10558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:05,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 10558 transitions. [2022-03-03 18:12:05,189 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 10558 transitions. Word has length 92 [2022-03-03 18:12:05,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:05,189 INFO L470 AbstractCegarLoop]: Abstraction has 3925 states and 10558 transitions. [2022-03-03 18:12:05,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:05,189 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 10558 transitions. [2022-03-03 18:12:05,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:05,192 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:05,192 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:05,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-03 18:12:05,192 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:05,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:05,192 INFO L85 PathProgramCache]: Analyzing trace with hash -47904554, now seen corresponding path program 67 times [2022-03-03 18:12:05,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:05,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886549368] [2022-03-03 18:12:05,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:05,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:05,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:05,560 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:05,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886549368] [2022-03-03 18:12:05,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886549368] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:05,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:05,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:05,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487959072] [2022-03-03 18:12:05,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:05,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:05,561 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:05,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:05,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:05,561 INFO L87 Difference]: Start difference. First operand 3925 states and 10558 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:07,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:07,296 INFO L93 Difference]: Finished difference Result 5055 states and 13280 transitions. [2022-03-03 18:12:07,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:12:07,297 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:07,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:07,304 INFO L225 Difference]: With dead ends: 5055 [2022-03-03 18:12:07,304 INFO L226 Difference]: Without dead ends: 5055 [2022-03-03 18:12:07,305 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=397, Invalid=793, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:12:07,305 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1030 mSDsluCounter, 1651 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1030 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:07,305 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1030 Valid, 1920 Invalid, 1773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:07,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5055 states. [2022-03-03 18:12:07,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5055 to 3941. [2022-03-03 18:12:07,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3941 states, 3937 states have (on average 2.693675387350775) internal successors, (10605), 3940 states have internal predecessors, (10605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:07,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 10605 transitions. [2022-03-03 18:12:07,354 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 10605 transitions. Word has length 92 [2022-03-03 18:12:07,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:07,354 INFO L470 AbstractCegarLoop]: Abstraction has 3941 states and 10605 transitions. [2022-03-03 18:12:07,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:07,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 10605 transitions. [2022-03-03 18:12:07,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:07,357 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:07,357 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:07,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-03 18:12:07,357 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:07,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:07,358 INFO L85 PathProgramCache]: Analyzing trace with hash -48040334, now seen corresponding path program 68 times [2022-03-03 18:12:07,358 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:07,358 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323925849] [2022-03-03 18:12:07,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:07,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:07,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:07,895 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:07,895 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323925849] [2022-03-03 18:12:07,895 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323925849] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:07,895 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:07,895 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:07,895 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109678745] [2022-03-03 18:12:07,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:07,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:07,896 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:07,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:07,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:07,896 INFO L87 Difference]: Start difference. First operand 3941 states and 10605 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:09,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:09,444 INFO L93 Difference]: Finished difference Result 5025 states and 13217 transitions. [2022-03-03 18:12:09,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:09,445 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:09,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:09,453 INFO L225 Difference]: With dead ends: 5025 [2022-03-03 18:12:09,453 INFO L226 Difference]: Without dead ends: 5025 [2022-03-03 18:12:09,453 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:09,453 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1105 mSDsluCounter, 1484 mSDsCounter, 0 mSdLazyCounter, 1515 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1105 SdHoareTripleChecker+Valid, 1738 SdHoareTripleChecker+Invalid, 1629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:09,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1105 Valid, 1738 Invalid, 1629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1515 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:09,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5025 states. [2022-03-03 18:12:09,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5025 to 3861. [2022-03-03 18:12:09,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3861 states, 3857 states have (on average 2.6886180969665543) internal successors, (10370), 3860 states have internal predecessors, (10370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:09,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 3861 states and 10370 transitions. [2022-03-03 18:12:09,509 INFO L78 Accepts]: Start accepts. Automaton has 3861 states and 10370 transitions. Word has length 92 [2022-03-03 18:12:09,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:09,509 INFO L470 AbstractCegarLoop]: Abstraction has 3861 states and 10370 transitions. [2022-03-03 18:12:09,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:09,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3861 states and 10370 transitions. [2022-03-03 18:12:09,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:09,512 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:09,512 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:09,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-03 18:12:09,513 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:09,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:09,513 INFO L85 PathProgramCache]: Analyzing trace with hash 379132202, now seen corresponding path program 69 times [2022-03-03 18:12:09,513 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:09,513 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607265536] [2022-03-03 18:12:09,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:09,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:09,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:09,981 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:09,981 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607265536] [2022-03-03 18:12:09,982 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607265536] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:09,982 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:09,982 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:09,982 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861189822] [2022-03-03 18:12:09,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:09,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:09,982 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:09,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:09,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:09,982 INFO L87 Difference]: Start difference. First operand 3861 states and 10370 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:11,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:11,335 INFO L93 Difference]: Finished difference Result 4874 states and 12786 transitions. [2022-03-03 18:12:11,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:11,336 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:11,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:11,343 INFO L225 Difference]: With dead ends: 4874 [2022-03-03 18:12:11,343 INFO L226 Difference]: Without dead ends: 4874 [2022-03-03 18:12:11,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:11,344 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 964 mSDsluCounter, 1306 mSDsCounter, 0 mSdLazyCounter, 1334 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 964 SdHoareTripleChecker+Valid, 1553 SdHoareTripleChecker+Invalid, 1446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:11,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [964 Valid, 1553 Invalid, 1446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1334 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:12:11,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4874 states. [2022-03-03 18:12:11,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4874 to 3941. [2022-03-03 18:12:11,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3941 states, 3937 states have (on average 2.693675387350775) internal successors, (10605), 3940 states have internal predecessors, (10605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:11,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 10605 transitions. [2022-03-03 18:12:11,391 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 10605 transitions. Word has length 92 [2022-03-03 18:12:11,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:11,392 INFO L470 AbstractCegarLoop]: Abstraction has 3941 states and 10605 transitions. [2022-03-03 18:12:11,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:11,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 10605 transitions. [2022-03-03 18:12:11,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:11,394 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:11,394 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:11,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-03 18:12:11,395 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:11,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:11,395 INFO L85 PathProgramCache]: Analyzing trace with hash 383419502, now seen corresponding path program 70 times [2022-03-03 18:12:11,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:11,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626427457] [2022-03-03 18:12:11,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:11,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:11,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:11,769 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:11,769 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626427457] [2022-03-03 18:12:11,769 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626427457] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:11,769 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:11,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:11,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796634759] [2022-03-03 18:12:11,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:11,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:11,770 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:11,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:11,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:11,770 INFO L87 Difference]: Start difference. First operand 3941 states and 10605 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:13,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:13,722 INFO L93 Difference]: Finished difference Result 4953 states and 13003 transitions. [2022-03-03 18:12:13,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:12:13,723 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:13,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:13,729 INFO L225 Difference]: With dead ends: 4953 [2022-03-03 18:12:13,729 INFO L226 Difference]: Without dead ends: 4953 [2022-03-03 18:12:13,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=420, Invalid=840, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:12:13,729 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1028 mSDsluCounter, 1788 mSDsCounter, 0 mSdLazyCounter, 1830 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1028 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:13,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1028 Valid, 2061 Invalid, 1970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1830 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:12:13,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4953 states. [2022-03-03 18:12:13,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4953 to 3957. [2022-03-03 18:12:13,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3957 states, 3953 states have (on average 2.6946622818112824) internal successors, (10652), 3956 states have internal predecessors, (10652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:13,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 3957 states and 10652 transitions. [2022-03-03 18:12:13,776 INFO L78 Accepts]: Start accepts. Automaton has 3957 states and 10652 transitions. Word has length 92 [2022-03-03 18:12:13,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:13,776 INFO L470 AbstractCegarLoop]: Abstraction has 3957 states and 10652 transitions. [2022-03-03 18:12:13,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:13,777 INFO L276 IsEmpty]: Start isEmpty. Operand 3957 states and 10652 transitions. [2022-03-03 18:12:13,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:13,780 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:13,780 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] [2022-03-03 18:12:13,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-03 18:12:13,780 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:13,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:13,781 INFO L85 PathProgramCache]: Analyzing trace with hash 383283722, now seen corresponding path program 71 times [2022-03-03 18:12:13,781 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:13,781 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013822365] [2022-03-03 18:12:13,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:13,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:14,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:14,273 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:14,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013822365] [2022-03-03 18:12:14,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013822365] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:14,273 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:14,274 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:14,274 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575208892] [2022-03-03 18:12:14,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:14,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:14,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:14,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:14,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:14,275 INFO L87 Difference]: Start difference. First operand 3957 states and 10652 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:15,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:15,827 INFO L93 Difference]: Finished difference Result 4907 states and 12893 transitions. [2022-03-03 18:12:15,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:15,828 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:15,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:15,836 INFO L225 Difference]: With dead ends: 4907 [2022-03-03 18:12:15,836 INFO L226 Difference]: Without dead ends: 4907 [2022-03-03 18:12:15,837 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:15,837 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1153 mSDsluCounter, 1489 mSDsCounter, 0 mSdLazyCounter, 1477 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1153 SdHoareTripleChecker+Valid, 1743 SdHoareTripleChecker+Invalid, 1624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:15,837 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1153 Valid, 1743 Invalid, 1624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1477 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:15,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4907 states. [2022-03-03 18:12:15,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4907 to 3893. [2022-03-03 18:12:15,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3893 states, 3889 states have (on average 2.690665980971972) internal successors, (10464), 3892 states have internal predecessors, (10464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:15,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 3893 states and 10464 transitions. [2022-03-03 18:12:15,896 INFO L78 Accepts]: Start accepts. Automaton has 3893 states and 10464 transitions. Word has length 92 [2022-03-03 18:12:15,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:15,896 INFO L470 AbstractCegarLoop]: Abstraction has 3893 states and 10464 transitions. [2022-03-03 18:12:15,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:15,897 INFO L276 IsEmpty]: Start isEmpty. Operand 3893 states and 10464 transitions. [2022-03-03 18:12:15,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:15,900 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:15,900 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] [2022-03-03 18:12:15,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-03 18:12:15,900 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:15,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:15,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1057501448, now seen corresponding path program 72 times [2022-03-03 18:12:15,901 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:15,901 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054409345] [2022-03-03 18:12:15,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:15,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:15,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:16,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:16,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:16,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054409345] [2022-03-03 18:12:16,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054409345] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:16,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:16,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:16,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575341301] [2022-03-03 18:12:16,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:16,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:16,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:16,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:16,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:16,321 INFO L87 Difference]: Start difference. First operand 3893 states and 10464 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:17,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:17,980 INFO L93 Difference]: Finished difference Result 4724 states and 12368 transitions. [2022-03-03 18:12:17,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:17,981 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:17,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:17,987 INFO L225 Difference]: With dead ends: 4724 [2022-03-03 18:12:17,988 INFO L226 Difference]: Without dead ends: 4724 [2022-03-03 18:12:17,988 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:17,988 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 811 mSDsluCounter, 1759 mSDsCounter, 0 mSdLazyCounter, 1740 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 811 SdHoareTripleChecker+Valid, 2002 SdHoareTripleChecker+Invalid, 1843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1740 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:17,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [811 Valid, 2002 Invalid, 1843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1740 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:17,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4724 states. [2022-03-03 18:12:18,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4724 to 3925. [2022-03-03 18:12:18,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3925 states, 3921 states have (on average 2.692680438663606) internal successors, (10558), 3924 states have internal predecessors, (10558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:18,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 10558 transitions. [2022-03-03 18:12:18,035 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 10558 transitions. Word has length 92 [2022-03-03 18:12:18,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:18,035 INFO L470 AbstractCegarLoop]: Abstraction has 3925 states and 10558 transitions. [2022-03-03 18:12:18,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:18,035 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 10558 transitions. [2022-03-03 18:12:18,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:18,038 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:18,038 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:18,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-03 18:12:18,038 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:18,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:18,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1061788748, now seen corresponding path program 73 times [2022-03-03 18:12:18,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:18,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204519698] [2022-03-03 18:12:18,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:18,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:18,419 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:18,419 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204519698] [2022-03-03 18:12:18,419 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204519698] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:18,419 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:18,419 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:18,419 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256896080] [2022-03-03 18:12:18,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:18,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:18,419 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:18,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:18,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:18,420 INFO L87 Difference]: Start difference. First operand 3925 states and 10558 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:20,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:20,172 INFO L93 Difference]: Finished difference Result 4878 states and 12794 transitions. [2022-03-03 18:12:20,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:12:20,173 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:20,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:20,180 INFO L225 Difference]: With dead ends: 4878 [2022-03-03 18:12:20,180 INFO L226 Difference]: Without dead ends: 4878 [2022-03-03 18:12:20,180 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=443, Invalid=889, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:12:20,180 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1195 mSDsluCounter, 1634 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1195 SdHoareTripleChecker+Valid, 1917 SdHoareTripleChecker+Invalid, 1813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:20,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1195 Valid, 1917 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:20,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4878 states. [2022-03-03 18:12:20,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4878 to 3941. [2022-03-03 18:12:20,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3941 states, 3937 states have (on average 2.693675387350775) internal successors, (10605), 3940 states have internal predecessors, (10605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:20,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 10605 transitions. [2022-03-03 18:12:20,224 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 10605 transitions. Word has length 92 [2022-03-03 18:12:20,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:20,224 INFO L470 AbstractCegarLoop]: Abstraction has 3941 states and 10605 transitions. [2022-03-03 18:12:20,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:20,224 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 10605 transitions. [2022-03-03 18:12:20,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:20,226 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:20,226 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:20,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-03 18:12:20,227 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:20,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:20,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1061652968, now seen corresponding path program 74 times [2022-03-03 18:12:20,227 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:20,227 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333433786] [2022-03-03 18:12:20,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:20,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:20,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:20,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:20,685 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:20,685 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333433786] [2022-03-03 18:12:20,685 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333433786] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:20,685 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:20,685 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:20,686 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154904017] [2022-03-03 18:12:20,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:20,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:20,686 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:20,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:20,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:20,686 INFO L87 Difference]: Start difference. First operand 3941 states and 10605 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:22,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:22,189 INFO L93 Difference]: Finished difference Result 4800 states and 12590 transitions. [2022-03-03 18:12:22,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:22,189 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:22,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:22,196 INFO L225 Difference]: With dead ends: 4800 [2022-03-03 18:12:22,196 INFO L226 Difference]: Without dead ends: 4800 [2022-03-03 18:12:22,196 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:22,196 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1090 mSDsluCounter, 1487 mSDsCounter, 0 mSdLazyCounter, 1504 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 1741 SdHoareTripleChecker+Invalid, 1621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:22,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1090 Valid, 1741 Invalid, 1621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1504 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:22,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4800 states. [2022-03-03 18:12:22,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4800 to 3909. [2022-03-03 18:12:22,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3909 states, 3905 states have (on average 2.6916773367477593) internal successors, (10511), 3908 states have internal predecessors, (10511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:22,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 3909 states and 10511 transitions. [2022-03-03 18:12:22,237 INFO L78 Accepts]: Start accepts. Automaton has 3909 states and 10511 transitions. Word has length 92 [2022-03-03 18:12:22,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:22,238 INFO L470 AbstractCegarLoop]: Abstraction has 3909 states and 10511 transitions. [2022-03-03 18:12:22,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:22,238 INFO L276 IsEmpty]: Start isEmpty. Operand 3909 states and 10511 transitions. [2022-03-03 18:12:22,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:22,240 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:22,240 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:22,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-03 18:12:22,240 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:22,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:22,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1171631048, now seen corresponding path program 75 times [2022-03-03 18:12:22,241 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:22,241 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953465066] [2022-03-03 18:12:22,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:22,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:22,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:22,561 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:22,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953465066] [2022-03-03 18:12:22,561 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953465066] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:22,562 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:22,562 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:22,562 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557158505] [2022-03-03 18:12:22,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:22,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:22,562 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:22,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:22,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:22,562 INFO L87 Difference]: Start difference. First operand 3909 states and 10511 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:24,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:24,390 INFO L93 Difference]: Finished difference Result 4841 states and 12696 transitions. [2022-03-03 18:12:24,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:12:24,390 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:24,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:24,396 INFO L225 Difference]: With dead ends: 4841 [2022-03-03 18:12:24,396 INFO L226 Difference]: Without dead ends: 4841 [2022-03-03 18:12:24,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=484, Invalid=922, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:12:24,396 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1239 mSDsluCounter, 1606 mSDsCounter, 0 mSdLazyCounter, 1676 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:24,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1239 Valid, 1896 Invalid, 1848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1676 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:24,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4841 states. [2022-03-03 18:12:24,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4841 to 3925. [2022-03-03 18:12:24,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3925 states, 3921 states have (on average 2.692680438663606) internal successors, (10558), 3924 states have internal predecessors, (10558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:24,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 10558 transitions. [2022-03-03 18:12:24,439 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 10558 transitions. Word has length 92 [2022-03-03 18:12:24,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:24,439 INFO L470 AbstractCegarLoop]: Abstraction has 3925 states and 10558 transitions. [2022-03-03 18:12:24,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 10558 transitions. [2022-03-03 18:12:24,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:24,442 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:24,442 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:24,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-03 18:12:24,442 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:24,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:24,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1168142618, now seen corresponding path program 76 times [2022-03-03 18:12:24,442 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:24,442 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479289212] [2022-03-03 18:12:24,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:24,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:24,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:24,862 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:24,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479289212] [2022-03-03 18:12:24,862 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479289212] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:24,862 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:24,862 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:24,862 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018029600] [2022-03-03 18:12:24,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:24,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:24,863 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:24,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:24,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:24,863 INFO L87 Difference]: Start difference. First operand 3925 states and 10558 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:26,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:26,923 INFO L93 Difference]: Finished difference Result 4841 states and 12696 transitions. [2022-03-03 18:12:26,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:12:26,924 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:26,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:26,931 INFO L225 Difference]: With dead ends: 4841 [2022-03-03 18:12:26,932 INFO L226 Difference]: Without dead ends: 4841 [2022-03-03 18:12:26,932 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:12:26,932 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 886 mSDsluCounter, 2023 mSDsCounter, 0 mSdLazyCounter, 1936 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 886 SdHoareTripleChecker+Valid, 2309 SdHoareTripleChecker+Invalid, 2074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1936 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:26,932 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [886 Valid, 2309 Invalid, 2074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1936 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:12:26,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4841 states. [2022-03-03 18:12:26,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4841 to 3941. [2022-03-03 18:12:26,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3941 states, 3937 states have (on average 2.693675387350775) internal successors, (10605), 3940 states have internal predecessors, (10605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:26,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 10605 transitions. [2022-03-03 18:12:26,985 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 10605 transitions. Word has length 92 [2022-03-03 18:12:26,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:26,985 INFO L470 AbstractCegarLoop]: Abstraction has 3941 states and 10605 transitions. [2022-03-03 18:12:26,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:26,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 10605 transitions. [2022-03-03 18:12:26,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:26,987 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:26,987 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:26,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-03 18:12:26,988 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:26,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:26,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1168006838, now seen corresponding path program 77 times [2022-03-03 18:12:26,988 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:26,988 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420720749] [2022-03-03 18:12:26,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:26,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:27,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:27,544 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:27,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420720749] [2022-03-03 18:12:27,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420720749] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:27,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:27,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:27,544 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501823535] [2022-03-03 18:12:27,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:27,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:27,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:27,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:27,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:27,545 INFO L87 Difference]: Start difference. First operand 3941 states and 10605 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:29,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:29,062 INFO L93 Difference]: Finished difference Result 4775 states and 12526 transitions. [2022-03-03 18:12:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:29,062 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:29,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:29,069 INFO L225 Difference]: With dead ends: 4775 [2022-03-03 18:12:29,069 INFO L226 Difference]: Without dead ends: 4775 [2022-03-03 18:12:29,069 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:29,069 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 816 mSDsluCounter, 1430 mSDsCounter, 0 mSdLazyCounter, 1471 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 816 SdHoareTripleChecker+Valid, 1685 SdHoareTripleChecker+Invalid, 1583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:29,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [816 Valid, 1685 Invalid, 1583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1471 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:29,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4775 states. [2022-03-03 18:12:29,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4775 to 3845. [2022-03-03 18:12:29,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3845 states, 3841 states have (on average 2.687581359021088) internal successors, (10323), 3844 states have internal predecessors, (10323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:29,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 3845 states and 10323 transitions. [2022-03-03 18:12:29,134 INFO L78 Accepts]: Start accepts. Automaton has 3845 states and 10323 transitions. Word has length 92 [2022-03-03 18:12:29,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:29,134 INFO L470 AbstractCegarLoop]: Abstraction has 3845 states and 10323 transitions. [2022-03-03 18:12:29,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:29,134 INFO L276 IsEmpty]: Start isEmpty. Operand 3845 states and 10323 transitions. [2022-03-03 18:12:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:29,136 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:29,136 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] [2022-03-03 18:12:29,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-03 18:12:29,136 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:29,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:29,137 INFO L85 PathProgramCache]: Analyzing trace with hash -815678904, now seen corresponding path program 50 times [2022-03-03 18:12:29,137 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:29,137 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008601050] [2022-03-03 18:12:29,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:29,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:29,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:29,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:29,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:29,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008601050] [2022-03-03 18:12:29,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008601050] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:29,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:29,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:29,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299188396] [2022-03-03 18:12:29,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:29,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:29,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:29,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:29,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:29,510 INFO L87 Difference]: Start difference. First operand 3845 states and 10323 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:30,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:30,935 INFO L93 Difference]: Finished difference Result 5036 states and 13092 transitions. [2022-03-03 18:12:30,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:30,935 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:30,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:30,942 INFO L225 Difference]: With dead ends: 5036 [2022-03-03 18:12:30,942 INFO L226 Difference]: Without dead ends: 5036 [2022-03-03 18:12:30,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:30,943 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 982 mSDsluCounter, 1390 mSDsCounter, 0 mSdLazyCounter, 1396 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 1656 SdHoareTripleChecker+Invalid, 1582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 1396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:30,943 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [982 Valid, 1656 Invalid, 1582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 1396 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:12:30,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5036 states. [2022-03-03 18:12:30,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5036 to 3915. [2022-03-03 18:12:30,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3915 states, 3911 states have (on average 2.6921503451802606) internal successors, (10529), 3914 states have internal predecessors, (10529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:30,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3915 states and 10529 transitions. [2022-03-03 18:12:30,990 INFO L78 Accepts]: Start accepts. Automaton has 3915 states and 10529 transitions. Word has length 92 [2022-03-03 18:12:30,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:30,990 INFO L470 AbstractCegarLoop]: Abstraction has 3915 states and 10529 transitions. [2022-03-03 18:12:30,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:30,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3915 states and 10529 transitions. [2022-03-03 18:12:30,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:30,993 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:30,993 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] [2022-03-03 18:12:30,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-03 18:12:30,993 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:30,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:30,994 INFO L85 PathProgramCache]: Analyzing trace with hash -815826774, now seen corresponding path program 51 times [2022-03-03 18:12:30,994 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:30,994 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182738588] [2022-03-03 18:12:30,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:30,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:31,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:31,458 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:31,458 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182738588] [2022-03-03 18:12:31,458 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182738588] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:31,458 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:31,458 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:31,458 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219654332] [2022-03-03 18:12:31,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:31,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:31,458 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:31,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:31,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:31,459 INFO L87 Difference]: Start difference. First operand 3915 states and 10529 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:33,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:33,322 INFO L93 Difference]: Finished difference Result 4970 states and 12942 transitions. [2022-03-03 18:12:33,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:33,323 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:33,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:33,330 INFO L225 Difference]: With dead ends: 4970 [2022-03-03 18:12:33,330 INFO L226 Difference]: Without dead ends: 4970 [2022-03-03 18:12:33,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:33,330 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1001 mSDsluCounter, 1911 mSDsCounter, 0 mSdLazyCounter, 1949 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1001 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 2083 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:33,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1001 Valid, 2167 Invalid, 2083 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1949 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:12:33,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4970 states. [2022-03-03 18:12:33,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4970 to 3821. [2022-03-03 18:12:33,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3821 states, 3817 states have (on average 2.686140948388787) internal successors, (10253), 3820 states have internal predecessors, (10253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:33,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3821 states and 10253 transitions. [2022-03-03 18:12:33,371 INFO L78 Accepts]: Start accepts. Automaton has 3821 states and 10253 transitions. Word has length 92 [2022-03-03 18:12:33,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:33,371 INFO L470 AbstractCegarLoop]: Abstraction has 3821 states and 10253 transitions. [2022-03-03 18:12:33,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:33,371 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 10253 transitions. [2022-03-03 18:12:33,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:33,374 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:33,374 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:33,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-03 18:12:33,374 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:33,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:33,374 INFO L85 PathProgramCache]: Analyzing trace with hash 2144697062, now seen corresponding path program 52 times [2022-03-03 18:12:33,374 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:33,374 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079228298] [2022-03-03 18:12:33,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:33,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:33,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:33,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:33,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079228298] [2022-03-03 18:12:33,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079228298] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:33,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:33,733 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:33,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562804367] [2022-03-03 18:12:33,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:33,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:33,734 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:33,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:33,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:33,734 INFO L87 Difference]: Start difference. First operand 3821 states and 10253 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:35,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:35,159 INFO L93 Difference]: Finished difference Result 5402 states and 14122 transitions. [2022-03-03 18:12:35,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:12:35,159 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:35,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:35,166 INFO L225 Difference]: With dead ends: 5402 [2022-03-03 18:12:35,167 INFO L226 Difference]: Without dead ends: 5402 [2022-03-03 18:12:35,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=390, Invalid=800, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:12:35,167 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1269 mSDsluCounter, 1383 mSDsCounter, 0 mSdLazyCounter, 1410 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1269 SdHoareTripleChecker+Valid, 1655 SdHoareTripleChecker+Invalid, 1607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:35,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1269 Valid, 1655 Invalid, 1607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1410 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:12:35,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5402 states. [2022-03-03 18:12:35,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5402 to 3917. [2022-03-03 18:12:35,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3917 states, 3913 states have (on average 2.6923076923076925) internal successors, (10535), 3916 states have internal predecessors, (10535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:35,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 3917 states and 10535 transitions. [2022-03-03 18:12:35,215 INFO L78 Accepts]: Start accepts. Automaton has 3917 states and 10535 transitions. Word has length 92 [2022-03-03 18:12:35,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:35,216 INFO L470 AbstractCegarLoop]: Abstraction has 3917 states and 10535 transitions. [2022-03-03 18:12:35,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:35,216 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 10535 transitions. [2022-03-03 18:12:35,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:35,218 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:35,218 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:35,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-03 18:12:35,218 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:35,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:35,219 INFO L85 PathProgramCache]: Analyzing trace with hash 2144549192, now seen corresponding path program 53 times [2022-03-03 18:12:35,219 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:35,219 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357327261] [2022-03-03 18:12:35,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:35,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:35,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:35,676 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:35,676 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357327261] [2022-03-03 18:12:35,676 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357327261] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:35,676 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:35,676 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:35,676 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893404455] [2022-03-03 18:12:35,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:35,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:35,677 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:35,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:35,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:35,677 INFO L87 Difference]: Start difference. First operand 3917 states and 10535 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:37,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:37,184 INFO L93 Difference]: Finished difference Result 5270 states and 13780 transitions. [2022-03-03 18:12:37,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:37,184 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:37,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:37,191 INFO L225 Difference]: With dead ends: 5270 [2022-03-03 18:12:37,192 INFO L226 Difference]: Without dead ends: 5270 [2022-03-03 18:12:37,192 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:37,192 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1142 mSDsluCounter, 1443 mSDsCounter, 0 mSdLazyCounter, 1520 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1142 SdHoareTripleChecker+Valid, 1710 SdHoareTripleChecker+Invalid, 1668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1520 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:37,192 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1142 Valid, 1710 Invalid, 1668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1520 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:37,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5270 states. [2022-03-03 18:12:37,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5270 to 3853. [2022-03-03 18:12:37,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3853 states, 3849 states have (on average 2.6882307092751363) internal successors, (10347), 3852 states have internal predecessors, (10347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:37,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3853 states and 10347 transitions. [2022-03-03 18:12:37,242 INFO L78 Accepts]: Start accepts. Automaton has 3853 states and 10347 transitions. Word has length 92 [2022-03-03 18:12:37,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:37,242 INFO L470 AbstractCegarLoop]: Abstraction has 3853 states and 10347 transitions. [2022-03-03 18:12:37,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:37,242 INFO L276 IsEmpty]: Start isEmpty. Operand 3853 states and 10347 transitions. [2022-03-03 18:12:37,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:37,244 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:37,244 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:37,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-03 18:12:37,245 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:37,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:37,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1463706500, now seen corresponding path program 54 times [2022-03-03 18:12:37,245 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:37,245 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089998318] [2022-03-03 18:12:37,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:37,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:37,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:37,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:37,590 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:37,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089998318] [2022-03-03 18:12:37,590 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089998318] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:37,590 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:37,590 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:37,590 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534420621] [2022-03-03 18:12:37,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:37,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:37,591 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:37,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:37,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:37,591 INFO L87 Difference]: Start difference. First operand 3853 states and 10347 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:39,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:39,055 INFO L93 Difference]: Finished difference Result 5284 states and 13797 transitions. [2022-03-03 18:12:39,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:12:39,055 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:39,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:39,061 INFO L225 Difference]: With dead ends: 5284 [2022-03-03 18:12:39,062 INFO L226 Difference]: Without dead ends: 5284 [2022-03-03 18:12:39,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=413, Invalid=847, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:12:39,062 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1157 mSDsluCounter, 1270 mSDsCounter, 0 mSdLazyCounter, 1349 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 1550 SdHoareTripleChecker+Invalid, 1557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:39,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 1550 Invalid, 1557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1349 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:12:39,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5284 states. [2022-03-03 18:12:39,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5284 to 3901. [2022-03-03 18:12:39,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3901 states, 3897 states have (on average 2.691301000769823) internal successors, (10488), 3900 states have internal predecessors, (10488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:39,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3901 states and 10488 transitions. [2022-03-03 18:12:39,106 INFO L78 Accepts]: Start accepts. Automaton has 3901 states and 10488 transitions. Word has length 92 [2022-03-03 18:12:39,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:39,106 INFO L470 AbstractCegarLoop]: Abstraction has 3901 states and 10488 transitions. [2022-03-03 18:12:39,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:39,106 INFO L276 IsEmpty]: Start isEmpty. Operand 3901 states and 10488 transitions. [2022-03-03 18:12:39,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:39,108 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:39,108 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:39,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-03 18:12:39,109 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:39,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:39,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1463558630, now seen corresponding path program 55 times [2022-03-03 18:12:39,109 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:39,109 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640033357] [2022-03-03 18:12:39,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:39,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:39,573 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:39,573 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640033357] [2022-03-03 18:12:39,573 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640033357] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:39,573 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:39,573 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:39,573 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587241254] [2022-03-03 18:12:39,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:39,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:39,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:39,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:39,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:39,573 INFO L87 Difference]: Start difference. First operand 3901 states and 10488 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:41,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:41,365 INFO L93 Difference]: Finished difference Result 5152 states and 13455 transitions. [2022-03-03 18:12:41,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:41,366 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:41,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:41,373 INFO L225 Difference]: With dead ends: 5152 [2022-03-03 18:12:41,373 INFO L226 Difference]: Without dead ends: 5152 [2022-03-03 18:12:41,373 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:41,373 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 847 mSDsluCounter, 1909 mSDsCounter, 0 mSdLazyCounter, 1923 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 847 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 2059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:41,374 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [847 Valid, 2167 Invalid, 2059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1923 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:41,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5152 states. [2022-03-03 18:12:41,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5152 to 3869. [2022-03-03 18:12:41,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3869 states, 3865 states have (on average 2.6892626131953428) internal successors, (10394), 3868 states have internal predecessors, (10394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:41,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 3869 states and 10394 transitions. [2022-03-03 18:12:41,417 INFO L78 Accepts]: Start accepts. Automaton has 3869 states and 10394 transitions. Word has length 92 [2022-03-03 18:12:41,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:41,417 INFO L470 AbstractCegarLoop]: Abstraction has 3869 states and 10394 transitions. [2022-03-03 18:12:41,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:41,418 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 10394 transitions. [2022-03-03 18:12:41,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:41,420 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:41,420 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:41,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-03 18:12:41,420 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:41,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:41,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1581678860, now seen corresponding path program 56 times [2022-03-03 18:12:41,420 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:41,420 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776231445] [2022-03-03 18:12:41,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:41,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:41,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:41,853 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:41,853 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776231445] [2022-03-03 18:12:41,853 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776231445] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:41,853 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:41,853 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:41,853 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771170265] [2022-03-03 18:12:41,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:41,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:41,853 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:41,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:41,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:41,854 INFO L87 Difference]: Start difference. First operand 3869 states and 10394 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:43,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:43,736 INFO L93 Difference]: Finished difference Result 5220 states and 13630 transitions. [2022-03-03 18:12:43,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:12:43,737 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:43,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:43,744 INFO L225 Difference]: With dead ends: 5220 [2022-03-03 18:12:43,744 INFO L226 Difference]: Without dead ends: 5220 [2022-03-03 18:12:43,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:12:43,745 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1189 mSDsluCounter, 1818 mSDsCounter, 0 mSdLazyCounter, 1901 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1189 SdHoareTripleChecker+Valid, 2097 SdHoareTripleChecker+Invalid, 2066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:43,745 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1189 Valid, 2097 Invalid, 2066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1901 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:12:43,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5220 states. [2022-03-03 18:12:43,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5220 to 3901. [2022-03-03 18:12:43,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3901 states, 3897 states have (on average 2.691301000769823) internal successors, (10488), 3900 states have internal predecessors, (10488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:43,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3901 states and 10488 transitions. [2022-03-03 18:12:43,822 INFO L78 Accepts]: Start accepts. Automaton has 3901 states and 10488 transitions. Word has length 92 [2022-03-03 18:12:43,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:43,822 INFO L470 AbstractCegarLoop]: Abstraction has 3901 states and 10488 transitions. [2022-03-03 18:12:43,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:43,822 INFO L276 IsEmpty]: Start isEmpty. Operand 3901 states and 10488 transitions. [2022-03-03 18:12:43,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:43,825 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:43,825 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:43,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-03 18:12:43,825 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:43,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:43,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1581530990, now seen corresponding path program 57 times [2022-03-03 18:12:43,826 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:43,826 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12394279] [2022-03-03 18:12:43,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:43,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:44,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:44,330 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:44,330 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12394279] [2022-03-03 18:12:44,330 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12394279] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:44,330 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:44,330 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:44,330 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534471718] [2022-03-03 18:12:44,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:44,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:44,330 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:44,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:44,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:44,331 INFO L87 Difference]: Start difference. First operand 3901 states and 10488 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:46,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:46,153 INFO L93 Difference]: Finished difference Result 5132 states and 13416 transitions. [2022-03-03 18:12:46,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:46,153 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:46,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:46,161 INFO L225 Difference]: With dead ends: 5132 [2022-03-03 18:12:46,161 INFO L226 Difference]: Without dead ends: 5132 [2022-03-03 18:12:46,161 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:46,161 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 843 mSDsluCounter, 1897 mSDsCounter, 0 mSdLazyCounter, 1973 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 843 SdHoareTripleChecker+Valid, 2157 SdHoareTripleChecker+Invalid, 2109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:46,161 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [843 Valid, 2157 Invalid, 2109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1973 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:12:46,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5132 states. [2022-03-03 18:12:46,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5132 to 3805. [2022-03-03 18:12:46,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3805 states, 3801 states have (on average 2.685082872928177) internal successors, (10206), 3804 states have internal predecessors, (10206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:46,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3805 states and 10206 transitions. [2022-03-03 18:12:46,202 INFO L78 Accepts]: Start accepts. Automaton has 3805 states and 10206 transitions. Word has length 92 [2022-03-03 18:12:46,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:46,202 INFO L470 AbstractCegarLoop]: Abstraction has 3805 states and 10206 transitions. [2022-03-03 18:12:46,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:46,202 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 10206 transitions. [2022-03-03 18:12:46,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:46,205 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:46,205 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:46,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-03 18:12:46,205 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:46,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:46,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1852539184, now seen corresponding path program 58 times [2022-03-03 18:12:46,205 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:46,205 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206249414] [2022-03-03 18:12:46,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:46,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:46,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:46,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:46,554 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:46,554 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206249414] [2022-03-03 18:12:46,554 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206249414] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:46,554 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:46,554 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:46,554 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464997469] [2022-03-03 18:12:46,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:46,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:46,554 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:46,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:46,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:46,555 INFO L87 Difference]: Start difference. First operand 3805 states and 10206 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:47,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:47,904 INFO L93 Difference]: Finished difference Result 4880 states and 12677 transitions. [2022-03-03 18:12:47,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:47,904 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:47,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:47,911 INFO L225 Difference]: With dead ends: 4880 [2022-03-03 18:12:47,911 INFO L226 Difference]: Without dead ends: 4880 [2022-03-03 18:12:47,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=362, Invalid=760, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:47,911 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 981 mSDsluCounter, 1387 mSDsCounter, 0 mSdLazyCounter, 1402 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 1651 SdHoareTripleChecker+Invalid, 1595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 1402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:47,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [981 Valid, 1651 Invalid, 1595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 1402 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:12:47,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4880 states. [2022-03-03 18:12:47,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4880 to 3849. [2022-03-03 18:12:47,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3849 states, 3845 states have (on average 2.6881664499349807) internal successors, (10336), 3848 states have internal predecessors, (10336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:47,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3849 states and 10336 transitions. [2022-03-03 18:12:47,953 INFO L78 Accepts]: Start accepts. Automaton has 3849 states and 10336 transitions. Word has length 92 [2022-03-03 18:12:47,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:47,953 INFO L470 AbstractCegarLoop]: Abstraction has 3849 states and 10336 transitions. [2022-03-03 18:12:47,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:47,953 INFO L276 IsEmpty]: Start isEmpty. Operand 3849 states and 10336 transitions. [2022-03-03 18:12:47,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:47,955 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:47,955 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:47,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-03 18:12:47,956 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:47,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:47,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1852391314, now seen corresponding path program 59 times [2022-03-03 18:12:47,956 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:47,956 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857442535] [2022-03-03 18:12:47,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:47,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:48,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:48,418 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:48,418 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857442535] [2022-03-03 18:12:48,418 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857442535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:48,418 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:48,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:48,418 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681113834] [2022-03-03 18:12:48,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:48,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:48,418 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:48,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:48,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:48,419 INFO L87 Difference]: Start difference. First operand 3849 states and 10336 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:50,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:50,040 INFO L93 Difference]: Finished difference Result 4814 states and 12527 transitions. [2022-03-03 18:12:50,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:50,040 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:50,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:50,047 INFO L225 Difference]: With dead ends: 4814 [2022-03-03 18:12:50,048 INFO L226 Difference]: Without dead ends: 4814 [2022-03-03 18:12:50,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:50,048 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 987 mSDsluCounter, 1652 mSDsCounter, 0 mSdLazyCounter, 1712 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 987 SdHoareTripleChecker+Valid, 1913 SdHoareTripleChecker+Invalid, 1853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1712 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:50,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [987 Valid, 1913 Invalid, 1853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1712 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:50,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-03-03 18:12:50,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 3757. [2022-03-03 18:12:50,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3757 states, 3753 states have (on average 2.682120969890754) internal successors, (10066), 3756 states have internal predecessors, (10066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:50,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 3757 states and 10066 transitions. [2022-03-03 18:12:50,094 INFO L78 Accepts]: Start accepts. Automaton has 3757 states and 10066 transitions. Word has length 92 [2022-03-03 18:12:50,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:50,095 INFO L470 AbstractCegarLoop]: Abstraction has 3757 states and 10066 transitions. [2022-03-03 18:12:50,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:50,095 INFO L276 IsEmpty]: Start isEmpty. Operand 3757 states and 10066 transitions. [2022-03-03 18:12:50,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:50,097 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:50,097 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:50,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-03 18:12:50,097 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:50,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:50,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1171548622, now seen corresponding path program 60 times [2022-03-03 18:12:50,098 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:50,098 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008182790] [2022-03-03 18:12:50,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:50,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:50,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:50,455 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:50,455 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008182790] [2022-03-03 18:12:50,455 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008182790] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:50,455 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:50,455 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:50,455 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217801369] [2022-03-03 18:12:50,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:50,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:50,455 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:50,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:50,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:50,456 INFO L87 Difference]: Start difference. First operand 3757 states and 10066 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:52,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:52,119 INFO L93 Difference]: Finished difference Result 5096 states and 13288 transitions. [2022-03-03 18:12:52,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:12:52,119 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:52,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:52,126 INFO L225 Difference]: With dead ends: 5096 [2022-03-03 18:12:52,126 INFO L226 Difference]: Without dead ends: 5096 [2022-03-03 18:12:52,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=384, Invalid=806, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:12:52,127 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1280 mSDsluCounter, 1599 mSDsCounter, 0 mSdLazyCounter, 1722 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1280 SdHoareTripleChecker+Valid, 1864 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 1722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:52,127 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1280 Valid, 1864 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 1722 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:52,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5096 states. [2022-03-03 18:12:52,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5096 to 3805. [2022-03-03 18:12:52,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3805 states, 3801 states have (on average 2.6853459615890554) internal successors, (10207), 3804 states have internal predecessors, (10207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:52,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3805 states and 10207 transitions. [2022-03-03 18:12:52,171 INFO L78 Accepts]: Start accepts. Automaton has 3805 states and 10207 transitions. Word has length 92 [2022-03-03 18:12:52,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:52,171 INFO L470 AbstractCegarLoop]: Abstraction has 3805 states and 10207 transitions. [2022-03-03 18:12:52,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:52,171 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 10207 transitions. [2022-03-03 18:12:52,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:52,174 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:52,174 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] [2022-03-03 18:12:52,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-03 18:12:52,174 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:52,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:52,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1171400752, now seen corresponding path program 61 times [2022-03-03 18:12:52,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:52,174 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253139455] [2022-03-03 18:12:52,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:52,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:52,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:52,641 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:52,641 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253139455] [2022-03-03 18:12:52,641 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253139455] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:52,641 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:52,642 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:52,642 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464617215] [2022-03-03 18:12:52,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:52,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:52,642 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:52,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:52,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:52,642 INFO L87 Difference]: Start difference. First operand 3805 states and 10207 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:54,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:54,365 INFO L93 Difference]: Finished difference Result 4964 states and 12946 transitions. [2022-03-03 18:12:54,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:54,365 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:54,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:54,372 INFO L225 Difference]: With dead ends: 4964 [2022-03-03 18:12:54,372 INFO L226 Difference]: Without dead ends: 4964 [2022-03-03 18:12:54,372 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:54,372 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 990 mSDsluCounter, 1829 mSDsCounter, 0 mSdLazyCounter, 1909 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 990 SdHoareTripleChecker+Valid, 2084 SdHoareTripleChecker+Invalid, 2047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:54,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [990 Valid, 2084 Invalid, 2047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1909 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:54,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4964 states. [2022-03-03 18:12:54,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4964 to 3773. [2022-03-03 18:12:54,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3773 states, 3769 states have (on average 2.6832050941894403) internal successors, (10113), 3772 states have internal predecessors, (10113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:54,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3773 states and 10113 transitions. [2022-03-03 18:12:54,414 INFO L78 Accepts]: Start accepts. Automaton has 3773 states and 10113 transitions. Word has length 92 [2022-03-03 18:12:54,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:54,414 INFO L470 AbstractCegarLoop]: Abstraction has 3773 states and 10113 transitions. [2022-03-03 18:12:54,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:54,415 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 10113 transitions. [2022-03-03 18:12:54,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:54,417 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:54,417 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:54,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-03 18:12:54,417 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:54,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:54,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1289520982, now seen corresponding path program 62 times [2022-03-03 18:12:54,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:54,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119009678] [2022-03-03 18:12:54,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:54,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:54,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:54,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119009678] [2022-03-03 18:12:54,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119009678] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:54,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:54,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:54,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463232942] [2022-03-03 18:12:54,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:54,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:54,811 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:54,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:54,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:54,811 INFO L87 Difference]: Start difference. First operand 3773 states and 10113 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:56,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:56,511 INFO L93 Difference]: Finished difference Result 5032 states and 13121 transitions. [2022-03-03 18:12:56,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:12:56,512 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:56,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:56,519 INFO L225 Difference]: With dead ends: 5032 [2022-03-03 18:12:56,519 INFO L226 Difference]: Without dead ends: 5032 [2022-03-03 18:12:56,519 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:12:56,519 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1195 mSDsluCounter, 1624 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1195 SdHoareTripleChecker+Valid, 1900 SdHoareTripleChecker+Invalid, 1894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:56,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1195 Valid, 1900 Invalid, 1894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:56,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5032 states. [2022-03-03 18:12:56,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5032 to 3805. [2022-03-03 18:12:56,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3805 states, 3801 states have (on average 2.6853459615890554) internal successors, (10207), 3804 states have internal predecessors, (10207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:56,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3805 states and 10207 transitions. [2022-03-03 18:12:56,567 INFO L78 Accepts]: Start accepts. Automaton has 3805 states and 10207 transitions. Word has length 92 [2022-03-03 18:12:56,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:56,567 INFO L470 AbstractCegarLoop]: Abstraction has 3805 states and 10207 transitions. [2022-03-03 18:12:56,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:56,567 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 10207 transitions. [2022-03-03 18:12:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:56,569 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:56,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:56,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-03 18:12:56,570 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:56,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:56,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1289373112, now seen corresponding path program 63 times [2022-03-03 18:12:56,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:56,570 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371374781] [2022-03-03 18:12:56,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:56,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:57,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:57,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:57,121 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371374781] [2022-03-03 18:12:57,121 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371374781] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:57,121 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:57,121 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:57,121 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532771803] [2022-03-03 18:12:57,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:57,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:57,121 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:57,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:57,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:57,122 INFO L87 Difference]: Start difference. First operand 3805 states and 10207 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:58,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:58,793 INFO L93 Difference]: Finished difference Result 4944 states and 12907 transitions. [2022-03-03 18:12:58,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:58,794 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:12:58,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:58,799 INFO L225 Difference]: With dead ends: 4944 [2022-03-03 18:12:58,799 INFO L226 Difference]: Without dead ends: 4944 [2022-03-03 18:12:58,800 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:58,800 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 997 mSDsluCounter, 1583 mSDsCounter, 0 mSdLazyCounter, 1720 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 997 SdHoareTripleChecker+Valid, 1844 SdHoareTripleChecker+Invalid, 1869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:58,800 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [997 Valid, 1844 Invalid, 1869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1720 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:58,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4944 states. [2022-03-03 18:12:58,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4944 to 3725. [2022-03-03 18:12:58,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3725 states, 3721 states have (on average 2.679924751410911) internal successors, (9972), 3724 states have internal predecessors, (9972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:58,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3725 states and 9972 transitions. [2022-03-03 18:12:58,837 INFO L78 Accepts]: Start accepts. Automaton has 3725 states and 9972 transitions. Word has length 92 [2022-03-03 18:12:58,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:58,837 INFO L470 AbstractCegarLoop]: Abstraction has 3725 states and 9972 transitions. [2022-03-03 18:12:58,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:58,837 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 9972 transitions. [2022-03-03 18:12:58,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:12:58,839 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:58,839 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:58,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-03 18:12:58,839 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:12:58,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:58,840 INFO L85 PathProgramCache]: Analyzing trace with hash -501990928, now seen corresponding path program 64 times [2022-03-03 18:12:58,840 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:58,840 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538650201] [2022-03-03 18:12:58,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:58,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:59,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:59,178 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:59,178 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538650201] [2022-03-03 18:12:59,178 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538650201] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:59,178 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:59,178 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:59,178 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433871893] [2022-03-03 18:12:59,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:59,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:59,179 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:59,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:59,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:59,179 INFO L87 Difference]: Start difference. First operand 3725 states and 9972 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:00,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:00,683 INFO L93 Difference]: Finished difference Result 4730 states and 12258 transitions. [2022-03-03 18:13:00,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:00,683 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:00,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:00,690 INFO L225 Difference]: With dead ends: 4730 [2022-03-03 18:13:00,690 INFO L226 Difference]: Without dead ends: 4730 [2022-03-03 18:13:00,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:00,690 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1177 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1177 SdHoareTripleChecker+Valid, 1870 SdHoareTripleChecker+Invalid, 1844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:00,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1177 Valid, 1870 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:00,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4730 states. [2022-03-03 18:13:00,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4730 to 3747. [2022-03-03 18:13:00,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3747 states, 3743 states have (on average 2.681538872562116) internal successors, (10037), 3746 states have internal predecessors, (10037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:00,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 3747 states and 10037 transitions. [2022-03-03 18:13:00,731 INFO L78 Accepts]: Start accepts. Automaton has 3747 states and 10037 transitions. Word has length 92 [2022-03-03 18:13:00,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:00,731 INFO L470 AbstractCegarLoop]: Abstraction has 3747 states and 10037 transitions. [2022-03-03 18:13:00,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:00,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3747 states and 10037 transitions. [2022-03-03 18:13:00,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:00,734 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:00,734 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:00,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-03 18:13:00,734 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:00,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:00,734 INFO L85 PathProgramCache]: Analyzing trace with hash -502138798, now seen corresponding path program 65 times [2022-03-03 18:13:00,734 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:00,734 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825514838] [2022-03-03 18:13:00,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:00,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:01,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:01,178 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:01,178 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825514838] [2022-03-03 18:13:01,178 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825514838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:01,178 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:01,178 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:01,178 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904543443] [2022-03-03 18:13:01,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:01,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:01,178 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:01,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:01,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:01,179 INFO L87 Difference]: Start difference. First operand 3747 states and 10037 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:02,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:02,900 INFO L93 Difference]: Finished difference Result 4664 states and 12108 transitions. [2022-03-03 18:13:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:02,901 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:02,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:02,908 INFO L225 Difference]: With dead ends: 4664 [2022-03-03 18:13:02,908 INFO L226 Difference]: Without dead ends: 4664 [2022-03-03 18:13:02,908 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:02,908 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1114 mSDsluCounter, 1822 mSDsCounter, 0 mSdLazyCounter, 1903 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1114 SdHoareTripleChecker+Valid, 2074 SdHoareTripleChecker+Invalid, 2043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:02,908 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1114 Valid, 2074 Invalid, 2043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1903 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:02,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4664 states. [2022-03-03 18:13:02,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4664 to 3701. [2022-03-03 18:13:02,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3701 states, 3697 states have (on average 2.6783878820665405) internal successors, (9902), 3700 states have internal predecessors, (9902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:02,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 3701 states and 9902 transitions. [2022-03-03 18:13:02,955 INFO L78 Accepts]: Start accepts. Automaton has 3701 states and 9902 transitions. Word has length 92 [2022-03-03 18:13:02,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:02,955 INFO L470 AbstractCegarLoop]: Abstraction has 3701 states and 9902 transitions. [2022-03-03 18:13:02,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:02,955 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 9902 transitions. [2022-03-03 18:13:02,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:02,958 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:02,958 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:02,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-03 18:13:02,958 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:02,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:02,958 INFO L85 PathProgramCache]: Analyzing trace with hash -384018568, now seen corresponding path program 66 times [2022-03-03 18:13:02,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:02,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890335421] [2022-03-03 18:13:02,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:02,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:03,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:03,397 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:03,397 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890335421] [2022-03-03 18:13:03,397 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890335421] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:03,397 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:03,397 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:03,397 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286222894] [2022-03-03 18:13:03,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:03,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:03,397 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:03,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:03,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:03,398 INFO L87 Difference]: Start difference. First operand 3701 states and 9902 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:04,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:04,904 INFO L93 Difference]: Finished difference Result 4866 states and 12655 transitions. [2022-03-03 18:13:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:13:04,904 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:04,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:04,912 INFO L225 Difference]: With dead ends: 4866 [2022-03-03 18:13:04,912 INFO L226 Difference]: Without dead ends: 4866 [2022-03-03 18:13:04,912 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:13:04,912 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1262 mSDsluCounter, 1370 mSDsCounter, 0 mSdLazyCounter, 1481 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1262 SdHoareTripleChecker+Valid, 1640 SdHoareTripleChecker+Invalid, 1695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 1481 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:04,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1262 Valid, 1640 Invalid, 1695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 1481 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:13:04,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4866 states. [2022-03-03 18:13:04,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4866 to 3733. [2022-03-03 18:13:04,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3733 states, 3729 states have (on average 2.680611423974256) internal successors, (9996), 3732 states have internal predecessors, (9996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 3733 states and 9996 transitions. [2022-03-03 18:13:04,960 INFO L78 Accepts]: Start accepts. Automaton has 3733 states and 9996 transitions. Word has length 92 [2022-03-03 18:13:04,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:04,960 INFO L470 AbstractCegarLoop]: Abstraction has 3733 states and 9996 transitions. [2022-03-03 18:13:04,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:04,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3733 states and 9996 transitions. [2022-03-03 18:13:04,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:04,963 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:04,963 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:04,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-03 18:13:04,963 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:04,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:04,964 INFO L85 PathProgramCache]: Analyzing trace with hash -384166438, now seen corresponding path program 67 times [2022-03-03 18:13:04,964 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:04,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233484530] [2022-03-03 18:13:04,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:04,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:05,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:05,490 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:05,490 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233484530] [2022-03-03 18:13:05,490 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233484530] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:05,490 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:05,490 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:05,490 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423190790] [2022-03-03 18:13:05,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:05,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:05,490 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:05,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:05,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:05,490 INFO L87 Difference]: Start difference. First operand 3733 states and 9996 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:07,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:07,168 INFO L93 Difference]: Finished difference Result 4778 states and 12441 transitions. [2022-03-03 18:13:07,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:07,168 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:07,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:07,176 INFO L225 Difference]: With dead ends: 4778 [2022-03-03 18:13:07,176 INFO L226 Difference]: Without dead ends: 4778 [2022-03-03 18:13:07,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:07,177 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1281 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1281 SdHoareTripleChecker+Valid, 1844 SdHoareTripleChecker+Invalid, 1868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:07,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1281 Valid, 1844 Invalid, 1868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:13:07,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4778 states. [2022-03-03 18:13:07,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4778 to 3685. [2022-03-03 18:13:07,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3685 states, 3681 states have (on average 2.6772616136919316) internal successors, (9855), 3684 states have internal predecessors, (9855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:07,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3685 states and 9855 transitions. [2022-03-03 18:13:07,224 INFO L78 Accepts]: Start accepts. Automaton has 3685 states and 9855 transitions. Word has length 92 [2022-03-03 18:13:07,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:07,224 INFO L470 AbstractCegarLoop]: Abstraction has 3685 states and 9855 transitions. [2022-03-03 18:13:07,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:07,224 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 9855 transitions. [2022-03-03 18:13:07,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:07,228 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:07,228 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:07,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-03 18:13:07,228 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:07,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:07,229 INFO L85 PathProgramCache]: Analyzing trace with hash 1305430216, now seen corresponding path program 68 times [2022-03-03 18:13:07,229 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:07,229 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12901244] [2022-03-03 18:13:07,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:07,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:07,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:07,716 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:07,716 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12901244] [2022-03-03 18:13:07,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12901244] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:07,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:07,717 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:07,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310463929] [2022-03-03 18:13:07,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:07,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:07,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:07,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:07,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:07,717 INFO L87 Difference]: Start difference. First operand 3685 states and 9855 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:09,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:09,297 INFO L93 Difference]: Finished difference Result 4678 states and 12120 transitions. [2022-03-03 18:13:09,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:09,297 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:09,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:09,304 INFO L225 Difference]: With dead ends: 4678 [2022-03-03 18:13:09,304 INFO L226 Difference]: Without dead ends: 4678 [2022-03-03 18:13:09,304 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:09,304 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1041 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 1894 SdHoareTripleChecker+Invalid, 1838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:09,304 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1041 Valid, 1894 Invalid, 1838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:09,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2022-03-03 18:13:09,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 3655. [2022-03-03 18:13:09,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3655 states, 3651 states have (on average 2.674609695973706) internal successors, (9765), 3654 states have internal predecessors, (9765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:09,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 3655 states and 9765 transitions. [2022-03-03 18:13:09,356 INFO L78 Accepts]: Start accepts. Automaton has 3655 states and 9765 transitions. Word has length 92 [2022-03-03 18:13:09,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:09,356 INFO L470 AbstractCegarLoop]: Abstraction has 3655 states and 9765 transitions. [2022-03-03 18:13:09,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:09,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3655 states and 9765 transitions. [2022-03-03 18:13:09,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:09,358 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:09,359 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:09,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-03 18:13:09,359 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:09,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:09,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1305282346, now seen corresponding path program 69 times [2022-03-03 18:13:09,359 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:09,359 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563128775] [2022-03-03 18:13:09,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:09,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:09,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:09,942 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:09,942 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563128775] [2022-03-03 18:13:09,942 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563128775] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:09,942 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:09,942 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:09,942 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299580427] [2022-03-03 18:13:09,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:09,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:09,942 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:09,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:09,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:09,943 INFO L87 Difference]: Start difference. First operand 3655 states and 9765 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:11,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:11,730 INFO L93 Difference]: Finished difference Result 4612 states and 11970 transitions. [2022-03-03 18:13:11,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:11,730 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:11,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:11,736 INFO L225 Difference]: With dead ends: 4612 [2022-03-03 18:13:11,736 INFO L226 Difference]: Without dead ends: 4612 [2022-03-03 18:13:11,737 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:11,737 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 857 mSDsluCounter, 1904 mSDsCounter, 0 mSdLazyCounter, 1987 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 857 SdHoareTripleChecker+Valid, 2155 SdHoareTripleChecker+Invalid, 2125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1987 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:11,737 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [857 Valid, 2155 Invalid, 2125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1987 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:11,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4612 states. [2022-03-03 18:13:11,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4612 to 3505. [2022-03-03 18:13:11,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3505 states, 3501 states have (on average 2.6629534418737504) internal successors, (9323), 3504 states have internal predecessors, (9323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:11,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 3505 states and 9323 transitions. [2022-03-03 18:13:11,776 INFO L78 Accepts]: Start accepts. Automaton has 3505 states and 9323 transitions. Word has length 92 [2022-03-03 18:13:11,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:11,776 INFO L470 AbstractCegarLoop]: Abstraction has 3505 states and 9323 transitions. [2022-03-03 18:13:11,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:11,776 INFO L276 IsEmpty]: Start isEmpty. Operand 3505 states and 9323 transitions. [2022-03-03 18:13:11,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:11,778 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:11,778 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:11,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-03 18:13:11,778 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:11,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:11,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1597488412, now seen corresponding path program 78 times [2022-03-03 18:13:11,779 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:11,779 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857712294] [2022-03-03 18:13:11,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:11,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:11,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:12,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:12,164 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:12,164 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857712294] [2022-03-03 18:13:12,164 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857712294] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:12,164 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:12,164 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:12,164 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860057251] [2022-03-03 18:13:12,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:12,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:12,165 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:12,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:12,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:12,165 INFO L87 Difference]: Start difference. First operand 3505 states and 9323 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:13,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:13,641 INFO L93 Difference]: Finished difference Result 4332 states and 11160 transitions. [2022-03-03 18:13:13,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:13,641 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:13,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:13,648 INFO L225 Difference]: With dead ends: 4332 [2022-03-03 18:13:13,648 INFO L226 Difference]: Without dead ends: 4332 [2022-03-03 18:13:13,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:13,649 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 967 mSDsluCounter, 1498 mSDsCounter, 0 mSdLazyCounter, 1529 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 967 SdHoareTripleChecker+Valid, 1740 SdHoareTripleChecker+Invalid, 1645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:13,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [967 Valid, 1740 Invalid, 1645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1529 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:13:13,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4332 states. [2022-03-03 18:13:13,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4332 to 3533. [2022-03-03 18:13:13,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3533 states, 3529 states have (on average 2.6650609237744405) internal successors, (9405), 3532 states have internal predecessors, (9405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:13,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3533 states and 9405 transitions. [2022-03-03 18:13:13,699 INFO L78 Accepts]: Start accepts. Automaton has 3533 states and 9405 transitions. Word has length 92 [2022-03-03 18:13:13,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:13,699 INFO L470 AbstractCegarLoop]: Abstraction has 3533 states and 9405 transitions. [2022-03-03 18:13:13,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:13,699 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 9405 transitions. [2022-03-03 18:13:13,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:13,701 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:13,701 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:13,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-03 18:13:13,702 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:13,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:13,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1593201112, now seen corresponding path program 79 times [2022-03-03 18:13:13,702 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:13,702 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187252613] [2022-03-03 18:13:13,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:13,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:14,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:14,064 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:14,064 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187252613] [2022-03-03 18:13:14,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187252613] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:14,065 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:14,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:14,065 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364246628] [2022-03-03 18:13:14,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:14,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:14,065 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:14,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:14,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:14,065 INFO L87 Difference]: Start difference. First operand 3533 states and 9405 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:15,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:15,250 INFO L93 Difference]: Finished difference Result 4431 states and 11437 transitions. [2022-03-03 18:13:15,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:15,250 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:15,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:15,256 INFO L225 Difference]: With dead ends: 4431 [2022-03-03 18:13:15,256 INFO L226 Difference]: Without dead ends: 4431 [2022-03-03 18:13:15,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:15,257 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1203 mSDsluCounter, 1041 mSDsCounter, 0 mSdLazyCounter, 1097 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1203 SdHoareTripleChecker+Valid, 1296 SdHoareTripleChecker+Invalid, 1249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1097 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:15,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1203 Valid, 1296 Invalid, 1249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1097 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:13:15,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4431 states. [2022-03-03 18:13:15,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4431 to 3544. [2022-03-03 18:13:15,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3544 states, 3540 states have (on average 2.665819209039548) internal successors, (9437), 3543 states have internal predecessors, (9437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:15,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3544 states and 9437 transitions. [2022-03-03 18:13:15,296 INFO L78 Accepts]: Start accepts. Automaton has 3544 states and 9437 transitions. Word has length 92 [2022-03-03 18:13:15,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:15,296 INFO L470 AbstractCegarLoop]: Abstraction has 3544 states and 9437 transitions. [2022-03-03 18:13:15,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:15,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 9437 transitions. [2022-03-03 18:13:15,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:15,298 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:15,298 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:15,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-03 18:13:15,299 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:15,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:15,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1593336892, now seen corresponding path program 80 times [2022-03-03 18:13:15,299 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:15,299 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409377191] [2022-03-03 18:13:15,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:15,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:15,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:15,751 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:15,751 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409377191] [2022-03-03 18:13:15,751 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409377191] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:15,751 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:15,751 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:15,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305009239] [2022-03-03 18:13:15,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:15,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:15,751 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:15,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:15,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:15,752 INFO L87 Difference]: Start difference. First operand 3544 states and 9437 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:17,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:17,258 INFO L93 Difference]: Finished difference Result 4365 states and 11267 transitions. [2022-03-03 18:13:17,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:17,258 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:17,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:17,264 INFO L225 Difference]: With dead ends: 4365 [2022-03-03 18:13:17,264 INFO L226 Difference]: Without dead ends: 4365 [2022-03-03 18:13:17,264 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:17,265 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 823 mSDsluCounter, 1552 mSDsCounter, 0 mSdLazyCounter, 1567 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 823 SdHoareTripleChecker+Valid, 1801 SdHoareTripleChecker+Invalid, 1677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:17,265 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [823 Valid, 1801 Invalid, 1677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1567 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:17,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4365 states. [2022-03-03 18:13:17,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4365 to 3489. [2022-03-03 18:13:17,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3489 states, 3485 states have (on average 2.6619799139167863) internal successors, (9277), 3488 states have internal predecessors, (9277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:17,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 3489 states and 9277 transitions. [2022-03-03 18:13:17,302 INFO L78 Accepts]: Start accepts. Automaton has 3489 states and 9277 transitions. Word has length 92 [2022-03-03 18:13:17,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:17,302 INFO L470 AbstractCegarLoop]: Abstraction has 3489 states and 9277 transitions. [2022-03-03 18:13:17,302 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:17,302 INFO L276 IsEmpty]: Start isEmpty. Operand 3489 states and 9277 transitions. [2022-03-03 18:13:17,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:17,304 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:17,304 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:17,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-03 18:13:17,304 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:17,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:17,305 INFO L85 PathProgramCache]: Analyzing trace with hash -1166164356, now seen corresponding path program 81 times [2022-03-03 18:13:17,305 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:17,305 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764135435] [2022-03-03 18:13:17,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:17,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:17,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:17,681 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:17,681 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764135435] [2022-03-03 18:13:17,681 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764135435] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:17,681 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:17,681 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:17,681 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470002323] [2022-03-03 18:13:17,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:17,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:17,681 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:17,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:17,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:17,682 INFO L87 Difference]: Start difference. First operand 3489 states and 9277 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:18,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:18,908 INFO L93 Difference]: Finished difference Result 4530 states and 11714 transitions. [2022-03-03 18:13:18,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:18,909 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:18,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:18,915 INFO L225 Difference]: With dead ends: 4530 [2022-03-03 18:13:18,915 INFO L226 Difference]: Without dead ends: 4530 [2022-03-03 18:13:18,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:18,916 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 819 mSDsluCounter, 1291 mSDsCounter, 0 mSdLazyCounter, 1298 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 819 SdHoareTripleChecker+Valid, 1537 SdHoareTripleChecker+Invalid, 1410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:18,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [819 Valid, 1537 Invalid, 1410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1298 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:13:18,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4530 states. [2022-03-03 18:13:18,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4530 to 3544. [2022-03-03 18:13:18,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3544 states, 3540 states have (on average 2.665819209039548) internal successors, (9437), 3543 states have internal predecessors, (9437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:18,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3544 states and 9437 transitions. [2022-03-03 18:13:18,957 INFO L78 Accepts]: Start accepts. Automaton has 3544 states and 9437 transitions. Word has length 92 [2022-03-03 18:13:18,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:18,957 INFO L470 AbstractCegarLoop]: Abstraction has 3544 states and 9437 transitions. [2022-03-03 18:13:18,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:18,957 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 9437 transitions. [2022-03-03 18:13:18,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:18,959 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:18,959 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:18,960 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-03 18:13:18,960 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:18,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:18,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1161877056, now seen corresponding path program 82 times [2022-03-03 18:13:18,960 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:18,960 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006123683] [2022-03-03 18:13:18,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:18,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:19,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:19,321 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:19,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006123683] [2022-03-03 18:13:19,321 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006123683] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:19,321 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:19,321 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:19,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074862843] [2022-03-03 18:13:19,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:19,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:19,322 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:19,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:19,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:19,322 INFO L87 Difference]: Start difference. First operand 3544 states and 9437 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:20,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:20,769 INFO L93 Difference]: Finished difference Result 4629 states and 11991 transitions. [2022-03-03 18:13:20,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:13:20,769 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:20,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:20,776 INFO L225 Difference]: With dead ends: 4629 [2022-03-03 18:13:20,777 INFO L226 Difference]: Without dead ends: 4629 [2022-03-03 18:13:20,777 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=390, Invalid=800, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:13:20,777 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1126 mSDsluCounter, 1460 mSDsCounter, 0 mSdLazyCounter, 1458 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1126 SdHoareTripleChecker+Valid, 1717 SdHoareTripleChecker+Invalid, 1575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:20,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1126 Valid, 1717 Invalid, 1575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1458 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:13:20,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4629 states. [2022-03-03 18:13:20,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4629 to 3555. [2022-03-03 18:13:20,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3555 states, 3551 states have (on average 2.6665727963953816) internal successors, (9469), 3554 states have internal predecessors, (9469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:20,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3555 states and 9469 transitions. [2022-03-03 18:13:20,827 INFO L78 Accepts]: Start accepts. Automaton has 3555 states and 9469 transitions. Word has length 92 [2022-03-03 18:13:20,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:20,827 INFO L470 AbstractCegarLoop]: Abstraction has 3555 states and 9469 transitions. [2022-03-03 18:13:20,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:20,827 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 9469 transitions. [2022-03-03 18:13:20,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:20,830 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:20,830 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:20,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-03 18:13:20,830 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:20,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:20,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1162012836, now seen corresponding path program 83 times [2022-03-03 18:13:20,830 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:20,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72126691] [2022-03-03 18:13:20,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:20,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:20,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:21,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:21,305 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:21,305 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72126691] [2022-03-03 18:13:21,305 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72126691] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:21,305 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:21,305 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:21,305 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825365782] [2022-03-03 18:13:21,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:21,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:21,305 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:21,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:21,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:21,306 INFO L87 Difference]: Start difference. First operand 3555 states and 9469 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:22,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:22,952 INFO L93 Difference]: Finished difference Result 4563 states and 11821 transitions. [2022-03-03 18:13:22,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:22,953 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:22,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:22,960 INFO L225 Difference]: With dead ends: 4563 [2022-03-03 18:13:22,960 INFO L226 Difference]: Without dead ends: 4563 [2022-03-03 18:13:22,960 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:22,960 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 837 mSDsluCounter, 1584 mSDsCounter, 0 mSdLazyCounter, 1637 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 837 SdHoareTripleChecker+Valid, 1833 SdHoareTripleChecker+Invalid, 1749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:22,961 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [837 Valid, 1833 Invalid, 1749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1637 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:13:22,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4563 states. [2022-03-03 18:13:22,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4563 to 3511. [2022-03-03 18:13:22,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3511 states, 3507 states have (on average 2.6635300826917594) internal successors, (9341), 3510 states have internal predecessors, (9341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:23,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 3511 states and 9341 transitions. [2022-03-03 18:13:23,007 INFO L78 Accepts]: Start accepts. Automaton has 3511 states and 9341 transitions. Word has length 92 [2022-03-03 18:13:23,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:23,007 INFO L470 AbstractCegarLoop]: Abstraction has 3511 states and 9341 transitions. [2022-03-03 18:13:23,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:23,007 INFO L276 IsEmpty]: Start isEmpty. Operand 3511 states and 9341 transitions. [2022-03-03 18:13:23,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:23,010 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:23,010 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:23,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-03 18:13:23,011 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:23,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:23,011 INFO L85 PathProgramCache]: Analyzing trace with hash -487795110, now seen corresponding path program 84 times [2022-03-03 18:13:23,011 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:23,011 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947686231] [2022-03-03 18:13:23,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:23,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:23,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:23,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:23,371 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:23,372 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947686231] [2022-03-03 18:13:23,372 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947686231] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:23,372 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:23,372 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:23,372 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762460554] [2022-03-03 18:13:23,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:23,372 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:23,372 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:23,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:23,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:23,372 INFO L87 Difference]: Start difference. First operand 3511 states and 9341 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:24,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:24,922 INFO L93 Difference]: Finished difference Result 4420 states and 11416 transitions. [2022-03-03 18:13:24,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:24,923 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:24,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:24,931 INFO L225 Difference]: With dead ends: 4420 [2022-03-03 18:13:24,931 INFO L226 Difference]: Without dead ends: 4420 [2022-03-03 18:13:24,931 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:24,932 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 811 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 811 SdHoareTripleChecker+Valid, 1870 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:24,932 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [811 Valid, 1870 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:24,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4420 states. [2022-03-03 18:13:24,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4420 to 3533. [2022-03-03 18:13:24,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3533 states, 3529 states have (on average 2.6650609237744405) internal successors, (9405), 3532 states have internal predecessors, (9405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:24,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3533 states and 9405 transitions. [2022-03-03 18:13:24,977 INFO L78 Accepts]: Start accepts. Automaton has 3533 states and 9405 transitions. Word has length 92 [2022-03-03 18:13:24,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:24,977 INFO L470 AbstractCegarLoop]: Abstraction has 3533 states and 9405 transitions. [2022-03-03 18:13:24,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:24,977 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 9405 transitions. [2022-03-03 18:13:24,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:24,979 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:24,979 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:24,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-03 18:13:24,979 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:24,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:24,980 INFO L85 PathProgramCache]: Analyzing trace with hash -483507810, now seen corresponding path program 85 times [2022-03-03 18:13:24,980 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:24,980 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751512593] [2022-03-03 18:13:24,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:24,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:25,337 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:25,337 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751512593] [2022-03-03 18:13:25,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751512593] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:25,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:25,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:25,337 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132220702] [2022-03-03 18:13:25,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:25,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:25,337 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:25,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:25,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:25,338 INFO L87 Difference]: Start difference. First operand 3533 states and 9405 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:26,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:26,901 INFO L93 Difference]: Finished difference Result 4574 states and 11842 transitions. [2022-03-03 18:13:26,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:13:26,902 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:26,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:26,909 INFO L225 Difference]: With dead ends: 4574 [2022-03-03 18:13:26,909 INFO L226 Difference]: Without dead ends: 4574 [2022-03-03 18:13:26,909 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=413, Invalid=847, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:13:26,909 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1121 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 1597 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1121 SdHoareTripleChecker+Valid, 1843 SdHoareTripleChecker+Invalid, 1718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:26,909 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1121 Valid, 1843 Invalid, 1718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1597 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:26,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4574 states. [2022-03-03 18:13:26,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4574 to 3544. [2022-03-03 18:13:26,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3544 states, 3540 states have (on average 2.665819209039548) internal successors, (9437), 3543 states have internal predecessors, (9437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:26,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3544 states and 9437 transitions. [2022-03-03 18:13:26,950 INFO L78 Accepts]: Start accepts. Automaton has 3544 states and 9437 transitions. Word has length 92 [2022-03-03 18:13:26,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:26,950 INFO L470 AbstractCegarLoop]: Abstraction has 3544 states and 9437 transitions. [2022-03-03 18:13:26,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:26,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 9437 transitions. [2022-03-03 18:13:26,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:26,953 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:26,953 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:26,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-03 18:13:26,953 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:26,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:26,953 INFO L85 PathProgramCache]: Analyzing trace with hash -483643590, now seen corresponding path program 86 times [2022-03-03 18:13:26,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:26,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890551618] [2022-03-03 18:13:26,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:26,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:27,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:27,424 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:27,424 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890551618] [2022-03-03 18:13:27,424 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890551618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:27,424 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:27,424 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:27,424 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274182692] [2022-03-03 18:13:27,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:27,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:27,424 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:27,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:27,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:27,424 INFO L87 Difference]: Start difference. First operand 3544 states and 9437 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:29,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:29,008 INFO L93 Difference]: Finished difference Result 4486 states and 11608 transitions. [2022-03-03 18:13:29,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:29,009 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:29,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:29,016 INFO L225 Difference]: With dead ends: 4486 [2022-03-03 18:13:29,016 INFO L226 Difference]: Without dead ends: 4486 [2022-03-03 18:13:29,016 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:29,016 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 1093 mSDsluCounter, 1591 mSDsCounter, 0 mSdLazyCounter, 1611 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1093 SdHoareTripleChecker+Valid, 1842 SdHoareTripleChecker+Invalid, 1735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:29,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1093 Valid, 1842 Invalid, 1735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1611 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:29,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4486 states. [2022-03-03 18:13:29,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4486 to 3522. [2022-03-03 18:13:29,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3522 states, 3518 states have (on average 2.6642978965321205) internal successors, (9373), 3521 states have internal predecessors, (9373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:29,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 3522 states and 9373 transitions. [2022-03-03 18:13:29,054 INFO L78 Accepts]: Start accepts. Automaton has 3522 states and 9373 transitions. Word has length 92 [2022-03-03 18:13:29,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:29,054 INFO L470 AbstractCegarLoop]: Abstraction has 3522 states and 9373 transitions. [2022-03-03 18:13:29,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 3522 states and 9373 transitions. [2022-03-03 18:13:29,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:29,056 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:29,056 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] [2022-03-03 18:13:29,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-03 18:13:29,057 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:29,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:29,057 INFO L85 PathProgramCache]: Analyzing trace with hash -373665510, now seen corresponding path program 87 times [2022-03-03 18:13:29,057 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:29,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103382475] [2022-03-03 18:13:29,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:29,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:29,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:29,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:29,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:29,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103382475] [2022-03-03 18:13:29,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103382475] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:29,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:29,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:29,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654960271] [2022-03-03 18:13:29,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:29,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:29,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:29,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:29,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:29,378 INFO L87 Difference]: Start difference. First operand 3522 states and 9373 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:30,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:30,842 INFO L93 Difference]: Finished difference Result 4508 states and 11661 transitions. [2022-03-03 18:13:30,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:13:30,842 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:30,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:30,850 INFO L225 Difference]: With dead ends: 4508 [2022-03-03 18:13:30,850 INFO L226 Difference]: Without dead ends: 4508 [2022-03-03 18:13:30,850 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=507, Invalid=975, Unknown=0, NotChecked=0, Total=1482 [2022-03-03 18:13:30,851 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 896 mSDsluCounter, 1300 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 896 SdHoareTripleChecker+Valid, 1606 SdHoareTripleChecker+Invalid, 1415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:30,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [896 Valid, 1606 Invalid, 1415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:13:30,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4508 states. [2022-03-03 18:13:30,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4508 to 3533. [2022-03-03 18:13:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3533 states, 3529 states have (on average 2.6650609237744405) internal successors, (9405), 3532 states have internal predecessors, (9405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:30,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3533 states and 9405 transitions. [2022-03-03 18:13:30,904 INFO L78 Accepts]: Start accepts. Automaton has 3533 states and 9405 transitions. Word has length 92 [2022-03-03 18:13:30,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:30,904 INFO L470 AbstractCegarLoop]: Abstraction has 3533 states and 9405 transitions. [2022-03-03 18:13:30,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:30,905 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 9405 transitions. [2022-03-03 18:13:30,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:30,908 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:30,908 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:30,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-03 18:13:30,908 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:30,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:30,909 INFO L85 PathProgramCache]: Analyzing trace with hash -377153940, now seen corresponding path program 88 times [2022-03-03 18:13:30,909 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:30,909 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745480329] [2022-03-03 18:13:30,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:30,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:30,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:31,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:31,348 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:31,348 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745480329] [2022-03-03 18:13:31,348 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745480329] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:31,348 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:31,348 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:31,348 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614947704] [2022-03-03 18:13:31,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:31,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:31,349 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:31,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:31,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:31,349 INFO L87 Difference]: Start difference. First operand 3533 states and 9405 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:33,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:33,400 INFO L93 Difference]: Finished difference Result 4552 states and 11789 transitions. [2022-03-03 18:13:33,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:13:33,400 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:33,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:33,406 INFO L225 Difference]: With dead ends: 4552 [2022-03-03 18:13:33,406 INFO L226 Difference]: Without dead ends: 4552 [2022-03-03 18:13:33,406 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:13:33,406 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 856 mSDsluCounter, 1980 mSDsCounter, 0 mSdLazyCounter, 2037 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 856 SdHoareTripleChecker+Valid, 2242 SdHoareTripleChecker+Invalid, 2151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 2037 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:33,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [856 Valid, 2242 Invalid, 2151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 2037 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:13:33,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4552 states. [2022-03-03 18:13:33,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4552 to 3544. [2022-03-03 18:13:33,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3544 states, 3540 states have (on average 2.665819209039548) internal successors, (9437), 3543 states have internal predecessors, (9437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:33,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3544 states and 9437 transitions. [2022-03-03 18:13:33,442 INFO L78 Accepts]: Start accepts. Automaton has 3544 states and 9437 transitions. Word has length 92 [2022-03-03 18:13:33,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:33,442 INFO L470 AbstractCegarLoop]: Abstraction has 3544 states and 9437 transitions. [2022-03-03 18:13:33,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:33,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 9437 transitions. [2022-03-03 18:13:33,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:33,444 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:33,444 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:33,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-03 18:13:33,445 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:33,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:33,445 INFO L85 PathProgramCache]: Analyzing trace with hash -377289720, now seen corresponding path program 89 times [2022-03-03 18:13:33,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:33,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542997653] [2022-03-03 18:13:33,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:33,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:33,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:33,951 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:33,951 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542997653] [2022-03-03 18:13:33,951 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542997653] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:33,951 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:33,951 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:33,951 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293127619] [2022-03-03 18:13:33,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:33,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:33,951 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:33,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:33,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:33,951 INFO L87 Difference]: Start difference. First operand 3544 states and 9437 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:35,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:35,368 INFO L93 Difference]: Finished difference Result 4486 states and 11619 transitions. [2022-03-03 18:13:35,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:35,369 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:35,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:35,375 INFO L225 Difference]: With dead ends: 4486 [2022-03-03 18:13:35,376 INFO L226 Difference]: Without dead ends: 4486 [2022-03-03 18:13:35,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:35,376 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 832 mSDsluCounter, 1294 mSDsCounter, 0 mSdLazyCounter, 1393 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 832 SdHoareTripleChecker+Valid, 1551 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:35,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [832 Valid, 1551 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1393 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:13:35,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4486 states. [2022-03-03 18:13:35,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4486 to 3478. [2022-03-03 18:13:35,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3478 states, 3474 states have (on average 2.6611974668969487) internal successors, (9245), 3477 states have internal predecessors, (9245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:35,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 3478 states and 9245 transitions. [2022-03-03 18:13:35,414 INFO L78 Accepts]: Start accepts. Automaton has 3478 states and 9245 transitions. Word has length 92 [2022-03-03 18:13:35,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:35,414 INFO L470 AbstractCegarLoop]: Abstraction has 3478 states and 9245 transitions. [2022-03-03 18:13:35,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:35,415 INFO L276 IsEmpty]: Start isEmpty. Operand 3478 states and 9245 transitions. [2022-03-03 18:13:35,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:35,417 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:35,417 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:35,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-03 18:13:35,417 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:35,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:35,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1745447180, now seen corresponding path program 90 times [2022-03-03 18:13:35,417 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:35,417 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323310348] [2022-03-03 18:13:35,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:35,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:35,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:35,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:35,773 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:35,773 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323310348] [2022-03-03 18:13:35,774 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323310348] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:35,774 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:35,774 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:35,774 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455950171] [2022-03-03 18:13:35,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:35,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:35,774 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:35,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:35,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:35,774 INFO L87 Difference]: Start difference. First operand 3478 states and 9245 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:37,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:37,162 INFO L93 Difference]: Finished difference Result 4233 states and 10894 transitions. [2022-03-03 18:13:37,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:37,162 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:37,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:37,169 INFO L225 Difference]: With dead ends: 4233 [2022-03-03 18:13:37,169 INFO L226 Difference]: Without dead ends: 4233 [2022-03-03 18:13:37,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:37,169 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 961 mSDsluCounter, 1431 mSDsCounter, 0 mSdLazyCounter, 1445 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 961 SdHoareTripleChecker+Valid, 1674 SdHoareTripleChecker+Invalid, 1555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:37,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [961 Valid, 1674 Invalid, 1555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1445 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:13:37,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4233 states. [2022-03-03 18:13:37,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4233 to 3479. [2022-03-03 18:13:37,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3479 states, 3475 states have (on average 2.6615827338129496) internal successors, (9249), 3478 states have internal predecessors, (9249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:37,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3479 states and 9249 transitions. [2022-03-03 18:13:37,212 INFO L78 Accepts]: Start accepts. Automaton has 3479 states and 9249 transitions. Word has length 92 [2022-03-03 18:13:37,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:37,212 INFO L470 AbstractCegarLoop]: Abstraction has 3479 states and 9249 transitions. [2022-03-03 18:13:37,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:37,212 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 9249 transitions. [2022-03-03 18:13:37,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:37,214 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:37,214 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:37,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-03 18:13:37,214 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:37,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:37,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1749734480, now seen corresponding path program 91 times [2022-03-03 18:13:37,215 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:37,215 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922965132] [2022-03-03 18:13:37,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:37,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:37,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:37,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:37,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922965132] [2022-03-03 18:13:37,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922965132] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:37,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:37,594 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:37,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34683616] [2022-03-03 18:13:37,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:37,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:37,594 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:37,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:37,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:37,594 INFO L87 Difference]: Start difference. First operand 3479 states and 9249 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:39,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:39,345 INFO L93 Difference]: Finished difference Result 4332 states and 11171 transitions. [2022-03-03 18:13:39,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:39,346 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:39,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:39,353 INFO L225 Difference]: With dead ends: 4332 [2022-03-03 18:13:39,353 INFO L226 Difference]: Without dead ends: 4332 [2022-03-03 18:13:39,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=362, Invalid=760, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:39,354 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 824 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1925 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 824 SdHoareTripleChecker+Valid, 2113 SdHoareTripleChecker+Invalid, 2033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:39,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [824 Valid, 2113 Invalid, 2033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1925 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:39,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4332 states. [2022-03-03 18:13:39,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4332 to 3490. [2022-03-03 18:13:39,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3490 states, 3486 states have (on average 2.6623637406769936) internal successors, (9281), 3489 states have internal predecessors, (9281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:39,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 3490 states and 9281 transitions. [2022-03-03 18:13:39,400 INFO L78 Accepts]: Start accepts. Automaton has 3490 states and 9281 transitions. Word has length 92 [2022-03-03 18:13:39,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:39,400 INFO L470 AbstractCegarLoop]: Abstraction has 3490 states and 9281 transitions. [2022-03-03 18:13:39,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:39,400 INFO L276 IsEmpty]: Start isEmpty. Operand 3490 states and 9281 transitions. [2022-03-03 18:13:39,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:39,402 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:39,402 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:39,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-03 18:13:39,403 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:39,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:39,403 INFO L85 PathProgramCache]: Analyzing trace with hash 1749598700, now seen corresponding path program 92 times [2022-03-03 18:13:39,403 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:39,403 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607256672] [2022-03-03 18:13:39,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:39,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:39,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:39,869 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:39,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607256672] [2022-03-03 18:13:39,869 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607256672] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:39,869 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:39,869 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:39,869 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481511535] [2022-03-03 18:13:39,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:39,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:39,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:39,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:39,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:39,870 INFO L87 Difference]: Start difference. First operand 3490 states and 9281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:41,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:41,405 INFO L93 Difference]: Finished difference Result 4266 states and 11001 transitions. [2022-03-03 18:13:41,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:41,405 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:41,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:41,412 INFO L225 Difference]: With dead ends: 4266 [2022-03-03 18:13:41,412 INFO L226 Difference]: Without dead ends: 4266 [2022-03-03 18:13:41,412 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:41,412 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 1111 mSDsluCounter, 1476 mSDsCounter, 0 mSdLazyCounter, 1564 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 1724 SdHoareTripleChecker+Invalid, 1687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:41,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1111 Valid, 1724 Invalid, 1687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1564 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:41,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4266 states. [2022-03-03 18:13:41,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4266 to 3446. [2022-03-03 18:13:41,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3446 states, 3442 states have (on average 2.659209761766415) internal successors, (9153), 3445 states have internal predecessors, (9153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:41,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 3446 states and 9153 transitions. [2022-03-03 18:13:41,455 INFO L78 Accepts]: Start accepts. Automaton has 3446 states and 9153 transitions. Word has length 92 [2022-03-03 18:13:41,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:41,455 INFO L470 AbstractCegarLoop]: Abstraction has 3446 states and 9153 transitions. [2022-03-03 18:13:41,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:41,455 INFO L276 IsEmpty]: Start isEmpty. Operand 3446 states and 9153 transitions. [2022-03-03 18:13:41,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:41,458 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:41,458 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:41,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-03 18:13:41,458 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:41,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:41,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1871150870, now seen corresponding path program 93 times [2022-03-03 18:13:41,458 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:41,458 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361876261] [2022-03-03 18:13:41,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:41,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:41,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:41,824 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:41,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361876261] [2022-03-03 18:13:41,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361876261] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:41,824 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:41,824 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:41,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677440058] [2022-03-03 18:13:41,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:41,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:41,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:41,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:41,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:41,825 INFO L87 Difference]: Start difference. First operand 3446 states and 9153 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:43,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:43,193 INFO L93 Difference]: Finished difference Result 4299 states and 11086 transitions. [2022-03-03 18:13:43,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:43,194 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:43,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:43,200 INFO L225 Difference]: With dead ends: 4299 [2022-03-03 18:13:43,200 INFO L226 Difference]: Without dead ends: 4299 [2022-03-03 18:13:43,201 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:43,201 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 816 mSDsluCounter, 1324 mSDsCounter, 0 mSdLazyCounter, 1351 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 816 SdHoareTripleChecker+Valid, 1569 SdHoareTripleChecker+Invalid, 1470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 1351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:43,201 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [816 Valid, 1569 Invalid, 1470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 1351 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:13:43,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4299 states. [2022-03-03 18:13:43,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4299 to 3468. [2022-03-03 18:13:43,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3468 states, 3464 states have (on average 2.660796766743649) internal successors, (9217), 3467 states have internal predecessors, (9217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:43,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 3468 states and 9217 transitions. [2022-03-03 18:13:43,245 INFO L78 Accepts]: Start accepts. Automaton has 3468 states and 9217 transitions. Word has length 92 [2022-03-03 18:13:43,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:43,245 INFO L470 AbstractCegarLoop]: Abstraction has 3468 states and 9217 transitions. [2022-03-03 18:13:43,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:43,245 INFO L276 IsEmpty]: Start isEmpty. Operand 3468 states and 9217 transitions. [2022-03-03 18:13:43,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:43,247 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:43,247 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:43,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-03 18:13:43,247 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:43,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:43,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1866863570, now seen corresponding path program 94 times [2022-03-03 18:13:43,248 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:43,248 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3065086] [2022-03-03 18:13:43,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:43,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:43,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:43,601 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:43,601 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3065086] [2022-03-03 18:13:43,601 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3065086] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:43,601 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:43,601 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:43,601 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335962071] [2022-03-03 18:13:43,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:43,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:43,602 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:43,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:43,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:43,602 INFO L87 Difference]: Start difference. First operand 3468 states and 9217 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:45,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:45,296 INFO L93 Difference]: Finished difference Result 4453 states and 11512 transitions. [2022-03-03 18:13:45,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:13:45,297 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:45,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:45,304 INFO L225 Difference]: With dead ends: 4453 [2022-03-03 18:13:45,304 INFO L226 Difference]: Without dead ends: 4453 [2022-03-03 18:13:45,304 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=384, Invalid=806, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:13:45,304 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 963 mSDsluCounter, 1762 mSDsCounter, 0 mSdLazyCounter, 1801 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 963 SdHoareTripleChecker+Valid, 2014 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:45,304 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [963 Valid, 2014 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1801 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:13:45,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4453 states. [2022-03-03 18:13:45,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4453 to 3479. [2022-03-03 18:13:45,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3479 states, 3475 states have (on average 2.6615827338129496) internal successors, (9249), 3478 states have internal predecessors, (9249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:45,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3479 states and 9249 transitions. [2022-03-03 18:13:45,347 INFO L78 Accepts]: Start accepts. Automaton has 3479 states and 9249 transitions. Word has length 92 [2022-03-03 18:13:45,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:45,348 INFO L470 AbstractCegarLoop]: Abstraction has 3479 states and 9249 transitions. [2022-03-03 18:13:45,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:45,348 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 9249 transitions. [2022-03-03 18:13:45,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:45,350 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:45,350 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:45,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-03 18:13:45,350 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:45,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:45,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1866999350, now seen corresponding path program 95 times [2022-03-03 18:13:45,351 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:45,351 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980670857] [2022-03-03 18:13:45,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:45,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:45,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:45,829 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:45,829 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980670857] [2022-03-03 18:13:45,829 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980670857] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:45,829 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:45,829 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:45,829 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751607776] [2022-03-03 18:13:45,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:45,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:45,829 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:45,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:45,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:45,830 INFO L87 Difference]: Start difference. First operand 3479 states and 9249 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:47,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:47,460 INFO L93 Difference]: Finished difference Result 4365 states and 11278 transitions. [2022-03-03 18:13:47,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:47,460 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:47,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:47,467 INFO L225 Difference]: With dead ends: 4365 [2022-03-03 18:13:47,468 INFO L226 Difference]: Without dead ends: 4365 [2022-03-03 18:13:47,468 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:47,468 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 813 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 1608 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 813 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 1608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:47,468 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [813 Valid, 1776 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 1608 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:13:47,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4365 states. [2022-03-03 18:13:47,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4365 to 3457. [2022-03-03 18:13:47,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3457 states, 3453 states have (on average 2.660005792064871) internal successors, (9185), 3456 states have internal predecessors, (9185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:47,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 3457 states and 9185 transitions. [2022-03-03 18:13:47,514 INFO L78 Accepts]: Start accepts. Automaton has 3457 states and 9185 transitions. Word has length 92 [2022-03-03 18:13:47,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:47,514 INFO L470 AbstractCegarLoop]: Abstraction has 3457 states and 9185 transitions. [2022-03-03 18:13:47,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:47,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3457 states and 9185 transitions. [2022-03-03 18:13:47,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:47,517 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:47,517 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:47,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-03 18:13:47,517 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:47,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:47,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1757021270, now seen corresponding path program 96 times [2022-03-03 18:13:47,517 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:47,518 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148553292] [2022-03-03 18:13:47,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:47,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:47,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:47,856 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:47,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148553292] [2022-03-03 18:13:47,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148553292] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:47,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:47,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:47,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067215637] [2022-03-03 18:13:47,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:47,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:47,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:47,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:47,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:47,857 INFO L87 Difference]: Start difference. First operand 3457 states and 9185 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:49,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:49,385 INFO L93 Difference]: Finished difference Result 4409 states and 11395 transitions. [2022-03-03 18:13:49,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:13:49,385 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:49,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:49,392 INFO L225 Difference]: With dead ends: 4409 [2022-03-03 18:13:49,392 INFO L226 Difference]: Without dead ends: 4409 [2022-03-03 18:13:49,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=530, Invalid=1030, Unknown=0, NotChecked=0, Total=1560 [2022-03-03 18:13:49,393 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1175 mSDsluCounter, 1205 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1175 SdHoareTripleChecker+Valid, 1517 SdHoareTripleChecker+Invalid, 1414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:49,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1175 Valid, 1517 Invalid, 1414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1257 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:13:49,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4409 states. [2022-03-03 18:13:49,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4409 to 3468. [2022-03-03 18:13:49,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3468 states, 3464 states have (on average 2.660796766743649) internal successors, (9217), 3467 states have internal predecessors, (9217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:49,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 3468 states and 9217 transitions. [2022-03-03 18:13:49,437 INFO L78 Accepts]: Start accepts. Automaton has 3468 states and 9217 transitions. Word has length 92 [2022-03-03 18:13:49,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:49,437 INFO L470 AbstractCegarLoop]: Abstraction has 3468 states and 9217 transitions. [2022-03-03 18:13:49,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:49,437 INFO L276 IsEmpty]: Start isEmpty. Operand 3468 states and 9217 transitions. [2022-03-03 18:13:49,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:49,439 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:49,439 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] [2022-03-03 18:13:49,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-03 18:13:49,440 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:49,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:49,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1760509700, now seen corresponding path program 97 times [2022-03-03 18:13:49,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:49,440 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418085416] [2022-03-03 18:13:49,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:49,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:49,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:49,858 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:49,858 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418085416] [2022-03-03 18:13:49,858 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418085416] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:49,858 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:49,858 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:49,858 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131685839] [2022-03-03 18:13:49,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:49,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:49,859 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:49,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:49,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:49,859 INFO L87 Difference]: Start difference. First operand 3468 states and 9217 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:51,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:51,517 INFO L93 Difference]: Finished difference Result 4431 states and 11459 transitions. [2022-03-03 18:13:51,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:13:51,518 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:51,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:51,524 INFO L225 Difference]: With dead ends: 4431 [2022-03-03 18:13:51,524 INFO L226 Difference]: Without dead ends: 4431 [2022-03-03 18:13:51,525 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:13:51,525 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1178 mSDsluCounter, 1527 mSDsCounter, 0 mSdLazyCounter, 1617 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1178 SdHoareTripleChecker+Valid, 1788 SdHoareTripleChecker+Invalid, 1772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:51,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1178 Valid, 1788 Invalid, 1772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1617 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:51,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4431 states. [2022-03-03 18:13:51,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4431 to 3479. [2022-03-03 18:13:51,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3479 states, 3475 states have (on average 2.6615827338129496) internal successors, (9249), 3478 states have internal predecessors, (9249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:51,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3479 states and 9249 transitions. [2022-03-03 18:13:51,588 INFO L78 Accepts]: Start accepts. Automaton has 3479 states and 9249 transitions. Word has length 92 [2022-03-03 18:13:51,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:51,588 INFO L470 AbstractCegarLoop]: Abstraction has 3479 states and 9249 transitions. [2022-03-03 18:13:51,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:51,588 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 9249 transitions. [2022-03-03 18:13:51,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:51,592 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:51,592 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:51,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-03 18:13:51,592 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:51,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:51,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1760645480, now seen corresponding path program 98 times [2022-03-03 18:13:51,592 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:51,592 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423306427] [2022-03-03 18:13:51,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:51,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:52,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:52,195 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:52,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423306427] [2022-03-03 18:13:52,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423306427] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:52,195 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:52,195 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:52,195 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339756110] [2022-03-03 18:13:52,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:52,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:52,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:52,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:52,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:52,196 INFO L87 Difference]: Start difference. First operand 3479 states and 9249 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:53,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:53,948 INFO L93 Difference]: Finished difference Result 4365 states and 11289 transitions. [2022-03-03 18:13:53,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:53,948 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:53,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:53,954 INFO L225 Difference]: With dead ends: 4365 [2022-03-03 18:13:53,954 INFO L226 Difference]: Without dead ends: 4365 [2022-03-03 18:13:53,955 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:53,955 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 945 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1810 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 945 SdHoareTripleChecker+Valid, 1967 SdHoareTripleChecker+Invalid, 1932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:53,955 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [945 Valid, 1967 Invalid, 1932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1810 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:53,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4365 states. [2022-03-03 18:13:53,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4365 to 3424. [2022-03-03 18:13:53,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3424 states, 3420 states have (on average 2.6576023391812864) internal successors, (9089), 3423 states have internal predecessors, (9089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:53,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 3424 states and 9089 transitions. [2022-03-03 18:13:53,998 INFO L78 Accepts]: Start accepts. Automaton has 3424 states and 9089 transitions. Word has length 92 [2022-03-03 18:13:53,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:53,998 INFO L470 AbstractCegarLoop]: Abstraction has 3424 states and 9089 transitions. [2022-03-03 18:13:53,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 3424 states and 9089 transitions. [2022-03-03 18:13:54,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:54,000 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:54,000 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:54,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-03 18:13:54,000 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:54,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:54,001 INFO L85 PathProgramCache]: Analyzing trace with hash -59242036, now seen corresponding path program 99 times [2022-03-03 18:13:54,001 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:54,001 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925090392] [2022-03-03 18:13:54,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:54,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:54,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:54,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:54,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:54,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925090392] [2022-03-03 18:13:54,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925090392] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:54,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:54,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:54,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794573252] [2022-03-03 18:13:54,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:54,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:54,361 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:54,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:54,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:54,361 INFO L87 Difference]: Start difference. First operand 3424 states and 9089 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:55,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:55,694 INFO L93 Difference]: Finished difference Result 4101 states and 10532 transitions. [2022-03-03 18:13:55,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:55,695 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:55,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:55,701 INFO L225 Difference]: With dead ends: 4101 [2022-03-03 18:13:55,701 INFO L226 Difference]: Without dead ends: 4101 [2022-03-03 18:13:55,701 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:55,702 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 1086 mSDsluCounter, 1371 mSDsCounter, 0 mSdLazyCounter, 1425 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 1612 SdHoareTripleChecker+Invalid, 1542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:55,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1086 Valid, 1612 Invalid, 1542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1425 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:13:55,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4101 states. [2022-03-03 18:13:55,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4101 to 3419. [2022-03-03 18:13:55,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3419 states, 3415 states have (on average 2.657393850658858) internal successors, (9075), 3418 states have internal predecessors, (9075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:55,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 3419 states and 9075 transitions. [2022-03-03 18:13:55,743 INFO L78 Accepts]: Start accepts. Automaton has 3419 states and 9075 transitions. Word has length 92 [2022-03-03 18:13:55,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:55,743 INFO L470 AbstractCegarLoop]: Abstraction has 3419 states and 9075 transitions. [2022-03-03 18:13:55,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:55,743 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 9075 transitions. [2022-03-03 18:13:55,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:55,746 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:55,746 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] [2022-03-03 18:13:55,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-03 18:13:55,746 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:55,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:55,746 INFO L85 PathProgramCache]: Analyzing trace with hash -54954736, now seen corresponding path program 100 times [2022-03-03 18:13:55,746 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:55,746 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490025407] [2022-03-03 18:13:55,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:55,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:56,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:56,106 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:56,106 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490025407] [2022-03-03 18:13:56,106 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490025407] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:56,106 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:56,106 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:56,107 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759847215] [2022-03-03 18:13:56,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:56,107 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:56,107 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:56,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:56,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:56,107 INFO L87 Difference]: Start difference. First operand 3419 states and 9075 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:57,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:57,619 INFO L93 Difference]: Finished difference Result 4233 states and 10894 transitions. [2022-03-03 18:13:57,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:57,619 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:57,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:57,627 INFO L225 Difference]: With dead ends: 4233 [2022-03-03 18:13:57,627 INFO L226 Difference]: Without dead ends: 4233 [2022-03-03 18:13:57,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:57,627 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1014 mSDsluCounter, 1530 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1014 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:57,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1014 Valid, 1776 Invalid, 1758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:57,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4233 states. [2022-03-03 18:13:57,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4233 to 3430. [2022-03-03 18:13:57,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3430 states, 3426 states have (on average 2.65820198482195) internal successors, (9107), 3429 states have internal predecessors, (9107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:57,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 3430 states and 9107 transitions. [2022-03-03 18:13:57,675 INFO L78 Accepts]: Start accepts. Automaton has 3430 states and 9107 transitions. Word has length 92 [2022-03-03 18:13:57,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:57,675 INFO L470 AbstractCegarLoop]: Abstraction has 3430 states and 9107 transitions. [2022-03-03 18:13:57,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:57,675 INFO L276 IsEmpty]: Start isEmpty. Operand 3430 states and 9107 transitions. [2022-03-03 18:13:57,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:57,678 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:57,678 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:57,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-03 18:13:57,678 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:57,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:57,678 INFO L85 PathProgramCache]: Analyzing trace with hash -55090516, now seen corresponding path program 101 times [2022-03-03 18:13:57,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:57,678 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510931593] [2022-03-03 18:13:57,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:57,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:58,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:58,167 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:58,167 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510931593] [2022-03-03 18:13:58,167 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510931593] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:58,167 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:58,167 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:58,167 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046461703] [2022-03-03 18:13:58,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:58,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:58,167 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:58,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:58,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:58,168 INFO L87 Difference]: Start difference. First operand 3430 states and 9107 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:59,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:59,706 INFO L93 Difference]: Finished difference Result 4167 states and 10724 transitions. [2022-03-03 18:13:59,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:59,706 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:13:59,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:59,713 INFO L225 Difference]: With dead ends: 4167 [2022-03-03 18:13:59,713 INFO L226 Difference]: Without dead ends: 4167 [2022-03-03 18:13:59,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:59,713 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1244 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1608 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1244 SdHoareTripleChecker+Valid, 1777 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:59,714 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1244 Valid, 1777 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1608 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:59,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4167 states. [2022-03-03 18:13:59,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4167 to 3408. [2022-03-03 18:13:59,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3408 states, 3404 states have (on average 2.656580493537015) internal successors, (9043), 3407 states have internal predecessors, (9043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:59,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 3408 states and 9043 transitions. [2022-03-03 18:13:59,761 INFO L78 Accepts]: Start accepts. Automaton has 3408 states and 9043 transitions. Word has length 92 [2022-03-03 18:13:59,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:59,761 INFO L470 AbstractCegarLoop]: Abstraction has 3408 states and 9043 transitions. [2022-03-03 18:13:59,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:59,761 INFO L276 IsEmpty]: Start isEmpty. Operand 3408 states and 9043 transitions. [2022-03-03 18:13:59,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:13:59,765 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:59,765 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:59,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-03 18:13:59,765 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:13:59,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:59,766 INFO L85 PathProgramCache]: Analyzing trace with hash 54887564, now seen corresponding path program 102 times [2022-03-03 18:13:59,766 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:59,766 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306686285] [2022-03-03 18:13:59,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:59,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:00,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:00,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:00,160 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306686285] [2022-03-03 18:14:00,160 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306686285] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:00,160 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:00,160 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:00,160 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190798608] [2022-03-03 18:14:00,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:00,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:00,161 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:00,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:00,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:00,161 INFO L87 Difference]: Start difference. First operand 3408 states and 9043 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:02,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:02,456 INFO L93 Difference]: Finished difference Result 4343 states and 11214 transitions. [2022-03-03 18:14:02,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:14:02,456 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:14:02,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:02,463 INFO L225 Difference]: With dead ends: 4343 [2022-03-03 18:14:02,463 INFO L226 Difference]: Without dead ends: 4343 [2022-03-03 18:14:02,464 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=552, Invalid=1088, Unknown=0, NotChecked=0, Total=1640 [2022-03-03 18:14:02,464 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 998 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 2175 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 998 SdHoareTripleChecker+Valid, 2401 SdHoareTripleChecker+Invalid, 2294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 2175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:02,464 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [998 Valid, 2401 Invalid, 2294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 2175 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:14:02,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4343 states. [2022-03-03 18:14:02,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4343 to 3419. [2022-03-03 18:14:02,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3419 states, 3415 states have (on average 2.657393850658858) internal successors, (9075), 3418 states have internal predecessors, (9075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:02,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 3419 states and 9075 transitions. [2022-03-03 18:14:02,525 INFO L78 Accepts]: Start accepts. Automaton has 3419 states and 9075 transitions. Word has length 92 [2022-03-03 18:14:02,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:02,525 INFO L470 AbstractCegarLoop]: Abstraction has 3419 states and 9075 transitions. [2022-03-03 18:14:02,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:02,525 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 9075 transitions. [2022-03-03 18:14:02,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:14:02,528 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:02,529 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:02,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-03 18:14:02,529 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:02,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:02,529 INFO L85 PathProgramCache]: Analyzing trace with hash 51399134, now seen corresponding path program 103 times [2022-03-03 18:14:02,529 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:02,529 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930599059] [2022-03-03 18:14:02,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:02,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:02,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:02,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:02,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930599059] [2022-03-03 18:14:02,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930599059] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:02,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:02,956 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:02,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688452324] [2022-03-03 18:14:02,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:02,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:02,956 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:02,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:02,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:02,957 INFO L87 Difference]: Start difference. First operand 3419 states and 9075 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:04,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:04,552 INFO L93 Difference]: Finished difference Result 4321 states and 11150 transitions. [2022-03-03 18:14:04,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:14:04,553 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:14:04,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:04,559 INFO L225 Difference]: With dead ends: 4321 [2022-03-03 18:14:04,559 INFO L226 Difference]: Without dead ends: 4321 [2022-03-03 18:14:04,560 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:14:04,560 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 1033 mSDsluCounter, 1534 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1033 SdHoareTripleChecker+Valid, 1787 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:04,560 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1033 Valid, 1787 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:14:04,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4321 states. [2022-03-03 18:14:04,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4321 to 3430. [2022-03-03 18:14:04,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3430 states, 3426 states have (on average 2.65820198482195) internal successors, (9107), 3429 states have internal predecessors, (9107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:04,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 3430 states and 9107 transitions. [2022-03-03 18:14:04,607 INFO L78 Accepts]: Start accepts. Automaton has 3430 states and 9107 transitions. Word has length 92 [2022-03-03 18:14:04,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:04,607 INFO L470 AbstractCegarLoop]: Abstraction has 3430 states and 9107 transitions. [2022-03-03 18:14:04,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:04,607 INFO L276 IsEmpty]: Start isEmpty. Operand 3430 states and 9107 transitions. [2022-03-03 18:14:04,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:14:04,609 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:04,610 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:04,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-03 18:14:04,610 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:04,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:04,610 INFO L85 PathProgramCache]: Analyzing trace with hash 51263354, now seen corresponding path program 104 times [2022-03-03 18:14:04,610 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:04,610 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834734502] [2022-03-03 18:14:04,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:04,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:05,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:05,136 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:05,137 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834734502] [2022-03-03 18:14:05,137 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834734502] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:05,137 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:05,137 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:05,137 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056610475] [2022-03-03 18:14:05,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:05,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:05,137 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:05,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:05,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:05,137 INFO L87 Difference]: Start difference. First operand 3430 states and 9107 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:06,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:06,773 INFO L93 Difference]: Finished difference Result 4255 states and 10980 transitions. [2022-03-03 18:14:06,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:06,774 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:14:06,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:06,781 INFO L225 Difference]: With dead ends: 4255 [2022-03-03 18:14:06,781 INFO L226 Difference]: Without dead ends: 4255 [2022-03-03 18:14:06,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:06,781 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 1080 mSDsluCounter, 1557 mSDsCounter, 0 mSdLazyCounter, 1646 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1080 SdHoareTripleChecker+Valid, 1804 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:06,781 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1080 Valid, 1804 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1646 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:14:06,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4255 states. [2022-03-03 18:14:06,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4255 to 3397. [2022-03-03 18:14:06,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3397 states, 3393 states have (on average 2.6557618626584145) internal successors, (9011), 3396 states have internal predecessors, (9011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:06,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 3397 states and 9011 transitions. [2022-03-03 18:14:06,827 INFO L78 Accepts]: Start accepts. Automaton has 3397 states and 9011 transitions. Word has length 92 [2022-03-03 18:14:06,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:06,827 INFO L470 AbstractCegarLoop]: Abstraction has 3397 states and 9011 transitions. [2022-03-03 18:14:06,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:06,827 INFO L276 IsEmpty]: Start isEmpty. Operand 3397 states and 9011 transitions. [2022-03-03 18:14:06,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:14:06,829 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:06,829 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:06,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-03 18:14:06,830 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:06,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:06,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1384163158, now seen corresponding path program 105 times [2022-03-03 18:14:06,830 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:06,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117682805] [2022-03-03 18:14:06,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:06,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:07,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:07,210 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:07,210 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117682805] [2022-03-03 18:14:07,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117682805] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:07,210 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:07,210 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:07,210 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303412506] [2022-03-03 18:14:07,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:07,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:07,211 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:07,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:07,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:07,211 INFO L87 Difference]: Start difference. First operand 3397 states and 9011 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:09,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:09,049 INFO L93 Difference]: Finished difference Result 4262 states and 10985 transitions. [2022-03-03 18:14:09,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-03 18:14:09,049 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:14:09,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:09,081 INFO L225 Difference]: With dead ends: 4262 [2022-03-03 18:14:09,081 INFO L226 Difference]: Without dead ends: 4262 [2022-03-03 18:14:09,081 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-03-03 18:14:09,082 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 892 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 892 SdHoareTripleChecker+Valid, 1924 SdHoareTripleChecker+Invalid, 1763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:09,082 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [892 Valid, 1924 Invalid, 1763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:14:09,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4262 states. [2022-03-03 18:14:09,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4262 to 3387. [2022-03-03 18:14:09,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3387 states, 3383 states have (on average 2.654744309784215) internal successors, (8981), 3386 states have internal predecessors, (8981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:09,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 3387 states and 8981 transitions. [2022-03-03 18:14:09,123 INFO L78 Accepts]: Start accepts. Automaton has 3387 states and 8981 transitions. Word has length 92 [2022-03-03 18:14:09,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:09,123 INFO L470 AbstractCegarLoop]: Abstraction has 3387 states and 8981 transitions. [2022-03-03 18:14:09,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:09,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3387 states and 8981 transitions. [2022-03-03 18:14:09,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:14:09,126 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:09,126 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:09,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-03 18:14:09,126 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:09,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:09,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1380674728, now seen corresponding path program 106 times [2022-03-03 18:14:09,127 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:09,127 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120478255] [2022-03-03 18:14:09,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:09,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:09,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:09,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:09,592 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120478255] [2022-03-03 18:14:09,592 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120478255] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:09,592 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:09,592 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:09,592 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006140787] [2022-03-03 18:14:09,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:09,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:09,592 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:09,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:09,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:09,593 INFO L87 Difference]: Start difference. First operand 3387 states and 8981 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:11,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:11,146 INFO L93 Difference]: Finished difference Result 4240 states and 10921 transitions. [2022-03-03 18:14:11,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:11,146 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:14:11,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:11,153 INFO L225 Difference]: With dead ends: 4240 [2022-03-03 18:14:11,153 INFO L226 Difference]: Without dead ends: 4240 [2022-03-03 18:14:11,154 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:11,154 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 887 mSDsluCounter, 1514 mSDsCounter, 0 mSdLazyCounter, 1576 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 887 SdHoareTripleChecker+Valid, 1761 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:11,154 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [887 Valid, 1761 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1576 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:14:11,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4240 states. [2022-03-03 18:14:11,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4240 to 3377. [2022-03-03 18:14:11,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3377 states, 3373 states have (on average 2.6537207233916393) internal successors, (8951), 3376 states have internal predecessors, (8951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:11,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 3377 states and 8951 transitions. [2022-03-03 18:14:11,203 INFO L78 Accepts]: Start accepts. Automaton has 3377 states and 8951 transitions. Word has length 92 [2022-03-03 18:14:11,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:11,203 INFO L470 AbstractCegarLoop]: Abstraction has 3377 states and 8951 transitions. [2022-03-03 18:14:11,203 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:11,203 INFO L276 IsEmpty]: Start isEmpty. Operand 3377 states and 8951 transitions. [2022-03-03 18:14:11,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:14:11,206 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:11,206 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:11,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-03 18:14:11,206 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:11,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:11,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1380538948, now seen corresponding path program 107 times [2022-03-03 18:14:11,206 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:11,206 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197502437] [2022-03-03 18:14:11,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:11,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:11,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:11,818 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:11,818 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197502437] [2022-03-03 18:14:11,819 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197502437] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:11,819 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:11,819 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:11,819 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77995097] [2022-03-03 18:14:11,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:11,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:11,819 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:11,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:11,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:11,819 INFO L87 Difference]: Start difference. First operand 3377 states and 8951 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:13,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:13,383 INFO L93 Difference]: Finished difference Result 4152 states and 10687 transitions. [2022-03-03 18:14:13,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:13,384 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-03 18:14:13,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:13,391 INFO L225 Difference]: With dead ends: 4152 [2022-03-03 18:14:13,391 INFO L226 Difference]: Without dead ends: 4152 [2022-03-03 18:14:13,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:13,391 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 1242 mSDsluCounter, 1497 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1242 SdHoareTripleChecker+Valid, 1744 SdHoareTripleChecker+Invalid, 1746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:13,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1242 Valid, 1744 Invalid, 1746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:14:13,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4152 states. [2022-03-03 18:14:13,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4152 to 3267. [2022-03-03 18:14:13,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3267 states, 3263 states have (on average 2.644498927367453) internal successors, (8629), 3266 states have internal predecessors, (8629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:13,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 3267 states and 8629 transitions. [2022-03-03 18:14:13,430 INFO L78 Accepts]: Start accepts. Automaton has 3267 states and 8629 transitions. Word has length 92 [2022-03-03 18:14:13,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:13,430 INFO L470 AbstractCegarLoop]: Abstraction has 3267 states and 8629 transitions. [2022-03-03 18:14:13,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:13,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3267 states and 8629 transitions. [2022-03-03 18:14:13,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:13,432 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:13,432 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:13,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-03 18:14:13,433 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:13,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:13,433 INFO L85 PathProgramCache]: Analyzing trace with hash -107704726, now seen corresponding path program 1 times [2022-03-03 18:14:13,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:13,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573909445] [2022-03-03 18:14:13,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:13,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:14,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:14,128 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:14,128 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573909445] [2022-03-03 18:14:14,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573909445] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:14,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:14,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:14,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386326847] [2022-03-03 18:14:14,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:14,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:14,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:14,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:14,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:14,129 INFO L87 Difference]: Start difference. First operand 3267 states and 8629 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:15,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:15,478 INFO L93 Difference]: Finished difference Result 4058 states and 10146 transitions. [2022-03-03 18:14:15,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:15,479 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:15,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:15,485 INFO L225 Difference]: With dead ends: 4058 [2022-03-03 18:14:15,485 INFO L226 Difference]: Without dead ends: 4058 [2022-03-03 18:14:15,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:15,485 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 2282 mSDsluCounter, 1319 mSDsCounter, 0 mSdLazyCounter, 1086 mSolverCounterSat, 456 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2282 SdHoareTripleChecker+Valid, 1560 SdHoareTripleChecker+Invalid, 1542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 456 IncrementalHoareTripleChecker+Valid, 1086 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:15,485 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2282 Valid, 1560 Invalid, 1542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [456 Valid, 1086 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:14:15,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4058 states. [2022-03-03 18:14:15,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4058 to 3362. [2022-03-03 18:14:15,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3362 states, 3358 states have (on average 2.6506849315068495) internal successors, (8901), 3361 states have internal predecessors, (8901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:15,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 8901 transitions. [2022-03-03 18:14:15,526 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 8901 transitions. Word has length 94 [2022-03-03 18:14:15,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:15,527 INFO L470 AbstractCegarLoop]: Abstraction has 3362 states and 8901 transitions. [2022-03-03 18:14:15,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:15,527 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 8901 transitions. [2022-03-03 18:14:15,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:15,529 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:15,529 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:15,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-03 18:14:15,529 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:15,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:15,530 INFO L85 PathProgramCache]: Analyzing trace with hash -278170382, now seen corresponding path program 2 times [2022-03-03 18:14:15,530 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:15,530 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491682511] [2022-03-03 18:14:15,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:15,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:16,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:16,203 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:16,203 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491682511] [2022-03-03 18:14:16,203 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491682511] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:16,203 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:16,204 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:16,204 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654269872] [2022-03-03 18:14:16,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:16,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:16,204 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:16,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:16,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:16,204 INFO L87 Difference]: Start difference. First operand 3362 states and 8901 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:17,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:17,654 INFO L93 Difference]: Finished difference Result 4525 states and 11138 transitions. [2022-03-03 18:14:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:17,654 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:17,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:17,660 INFO L225 Difference]: With dead ends: 4525 [2022-03-03 18:14:17,660 INFO L226 Difference]: Without dead ends: 4525 [2022-03-03 18:14:17,661 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:17,661 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1814 mSDsluCounter, 1620 mSDsCounter, 0 mSdLazyCounter, 1367 mSolverCounterSat, 382 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1814 SdHoareTripleChecker+Valid, 1934 SdHoareTripleChecker+Invalid, 1749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 382 IncrementalHoareTripleChecker+Valid, 1367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:17,661 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1814 Valid, 1934 Invalid, 1749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [382 Valid, 1367 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:14:17,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4525 states. [2022-03-03 18:14:17,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4525 to 3413. [2022-03-03 18:14:17,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3413 states, 3409 states have (on average 2.6532707538867704) internal successors, (9045), 3412 states have internal predecessors, (9045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:17,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 3413 states and 9045 transitions. [2022-03-03 18:14:17,704 INFO L78 Accepts]: Start accepts. Automaton has 3413 states and 9045 transitions. Word has length 94 [2022-03-03 18:14:17,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:17,704 INFO L470 AbstractCegarLoop]: Abstraction has 3413 states and 9045 transitions. [2022-03-03 18:14:17,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:17,704 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 9045 transitions. [2022-03-03 18:14:17,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:17,707 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:17,707 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:17,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-03 18:14:17,707 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:17,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:17,707 INFO L85 PathProgramCache]: Analyzing trace with hash -413061302, now seen corresponding path program 3 times [2022-03-03 18:14:17,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:17,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590213425] [2022-03-03 18:14:17,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:17,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:18,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:18,525 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:18,525 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590213425] [2022-03-03 18:14:18,525 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590213425] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:18,525 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:18,525 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:18,525 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031487369] [2022-03-03 18:14:18,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:18,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:18,525 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:18,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:18,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:18,526 INFO L87 Difference]: Start difference. First operand 3413 states and 9045 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:19,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:19,911 INFO L93 Difference]: Finished difference Result 4190 states and 10508 transitions. [2022-03-03 18:14:19,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:19,911 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:19,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:19,918 INFO L225 Difference]: With dead ends: 4190 [2022-03-03 18:14:19,918 INFO L226 Difference]: Without dead ends: 4190 [2022-03-03 18:14:19,918 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:19,918 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2316 mSDsluCounter, 1317 mSDsCounter, 0 mSdLazyCounter, 1092 mSolverCounterSat, 488 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2316 SdHoareTripleChecker+Valid, 1565 SdHoareTripleChecker+Invalid, 1580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 488 IncrementalHoareTripleChecker+Valid, 1092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:19,918 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2316 Valid, 1565 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [488 Valid, 1092 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:14:19,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4190 states. [2022-03-03 18:14:19,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4190 to 3413. [2022-03-03 18:14:19,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3413 states, 3409 states have (on average 2.6532707538867704) internal successors, (9045), 3412 states have internal predecessors, (9045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:19,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 3413 states and 9045 transitions. [2022-03-03 18:14:19,959 INFO L78 Accepts]: Start accepts. Automaton has 3413 states and 9045 transitions. Word has length 94 [2022-03-03 18:14:19,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:19,959 INFO L470 AbstractCegarLoop]: Abstraction has 3413 states and 9045 transitions. [2022-03-03 18:14:19,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:19,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 9045 transitions. [2022-03-03 18:14:19,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:19,962 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:19,962 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:19,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-03 18:14:19,962 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:19,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:19,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1980369942, now seen corresponding path program 4 times [2022-03-03 18:14:19,962 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:19,962 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805667754] [2022-03-03 18:14:19,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:19,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:19,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:20,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:20,530 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:20,530 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805667754] [2022-03-03 18:14:20,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805667754] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:20,530 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:20,530 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:20,530 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967099032] [2022-03-03 18:14:20,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:20,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:20,530 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:20,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:20,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:20,531 INFO L87 Difference]: Start difference. First operand 3413 states and 9045 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:21,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:21,921 INFO L93 Difference]: Finished difference Result 4712 states and 11649 transitions. [2022-03-03 18:14:21,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:14:21,922 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:21,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:21,929 INFO L225 Difference]: With dead ends: 4712 [2022-03-03 18:14:21,929 INFO L226 Difference]: Without dead ends: 4712 [2022-03-03 18:14:21,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:14:21,930 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 2214 mSDsluCounter, 1292 mSDsCounter, 0 mSdLazyCounter, 1150 mSolverCounterSat, 517 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2214 SdHoareTripleChecker+Valid, 1617 SdHoareTripleChecker+Invalid, 1667 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 517 IncrementalHoareTripleChecker+Valid, 1150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:21,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2214 Valid, 1617 Invalid, 1667 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [517 Valid, 1150 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:14:21,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4712 states. [2022-03-03 18:14:21,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4712 to 3464. [2022-03-03 18:14:21,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3464 states, 3460 states have (on average 2.6557803468208094) internal successors, (9189), 3463 states have internal predecessors, (9189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:21,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3464 states and 9189 transitions. [2022-03-03 18:14:21,976 INFO L78 Accepts]: Start accepts. Automaton has 3464 states and 9189 transitions. Word has length 94 [2022-03-03 18:14:21,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:21,976 INFO L470 AbstractCegarLoop]: Abstraction has 3464 states and 9189 transitions. [2022-03-03 18:14:21,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:21,976 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 9189 transitions. [2022-03-03 18:14:21,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:21,979 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:21,979 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:21,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-03 18:14:21,979 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:21,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:21,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1151316416, now seen corresponding path program 5 times [2022-03-03 18:14:21,979 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:21,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72471155] [2022-03-03 18:14:21,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:21,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:22,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:22,731 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:22,731 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72471155] [2022-03-03 18:14:22,732 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72471155] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:22,732 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:22,732 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:22,732 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563908123] [2022-03-03 18:14:22,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:22,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:22,732 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:22,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:22,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:22,733 INFO L87 Difference]: Start difference. First operand 3464 states and 9189 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:24,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:24,438 INFO L93 Difference]: Finished difference Result 4712 states and 11649 transitions. [2022-03-03 18:14:24,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:14:24,439 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:24,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:24,444 INFO L225 Difference]: With dead ends: 4712 [2022-03-03 18:14:24,444 INFO L226 Difference]: Without dead ends: 4712 [2022-03-03 18:14:24,445 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:14:24,445 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1874 mSDsluCounter, 1680 mSDsCounter, 0 mSdLazyCounter, 1424 mSolverCounterSat, 420 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1874 SdHoareTripleChecker+Valid, 2001 SdHoareTripleChecker+Invalid, 1844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 420 IncrementalHoareTripleChecker+Valid, 1424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:24,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1874 Valid, 2001 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [420 Valid, 1424 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:14:24,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4712 states. [2022-03-03 18:14:24,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4712 to 3475. [2022-03-03 18:14:24,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3475 states, 3471 states have (on average 2.6565831172572745) internal successors, (9221), 3474 states have internal predecessors, (9221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:24,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3475 states to 3475 states and 9221 transitions. [2022-03-03 18:14:24,485 INFO L78 Accepts]: Start accepts. Automaton has 3475 states and 9221 transitions. Word has length 94 [2022-03-03 18:14:24,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:24,485 INFO L470 AbstractCegarLoop]: Abstraction has 3475 states and 9221 transitions. [2022-03-03 18:14:24,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:24,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3475 states and 9221 transitions. [2022-03-03 18:14:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:24,488 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:24,488 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:24,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-03 18:14:24,488 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:24,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:24,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1286207336, now seen corresponding path program 6 times [2022-03-03 18:14:24,488 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:24,488 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536747461] [2022-03-03 18:14:24,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:24,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:25,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:25,563 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:25,563 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536747461] [2022-03-03 18:14:25,563 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536747461] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:25,564 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:25,564 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:25,564 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907551951] [2022-03-03 18:14:25,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:25,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:25,564 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:25,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:25,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:25,564 INFO L87 Difference]: Start difference. First operand 3475 states and 9221 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:26,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:26,974 INFO L93 Difference]: Finished difference Result 4377 states and 11019 transitions. [2022-03-03 18:14:26,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:26,974 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:26,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:26,981 INFO L225 Difference]: With dead ends: 4377 [2022-03-03 18:14:26,981 INFO L226 Difference]: Without dead ends: 4377 [2022-03-03 18:14:26,981 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:26,981 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2593 mSDsluCounter, 1283 mSDsCounter, 0 mSdLazyCounter, 1085 mSolverCounterSat, 545 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2593 SdHoareTripleChecker+Valid, 1531 SdHoareTripleChecker+Invalid, 1630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 545 IncrementalHoareTripleChecker+Valid, 1085 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:26,981 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2593 Valid, 1531 Invalid, 1630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [545 Valid, 1085 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:14:26,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4377 states. [2022-03-03 18:14:27,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4377 to 3464. [2022-03-03 18:14:27,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3464 states, 3460 states have (on average 2.6557803468208094) internal successors, (9189), 3463 states have internal predecessors, (9189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:27,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3464 states and 9189 transitions. [2022-03-03 18:14:27,028 INFO L78 Accepts]: Start accepts. Automaton has 3464 states and 9189 transitions. Word has length 94 [2022-03-03 18:14:27,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:27,028 INFO L470 AbstractCegarLoop]: Abstraction has 3464 states and 9189 transitions. [2022-03-03 18:14:27,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:27,028 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 9189 transitions. [2022-03-03 18:14:27,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:27,031 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:27,031 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] [2022-03-03 18:14:27,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-03 18:14:27,031 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:27,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:27,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1263906608, now seen corresponding path program 7 times [2022-03-03 18:14:27,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:27,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255588745] [2022-03-03 18:14:27,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:27,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:27,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:27,686 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:27,686 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255588745] [2022-03-03 18:14:27,686 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255588745] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:27,686 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:27,686 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:27,686 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129872667] [2022-03-03 18:14:27,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:27,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:27,687 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:27,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:27,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:27,687 INFO L87 Difference]: Start difference. First operand 3464 states and 9189 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:29,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:29,099 INFO L93 Difference]: Finished difference Result 4899 states and 12160 transitions. [2022-03-03 18:14:29,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:14:29,099 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:29,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:29,107 INFO L225 Difference]: With dead ends: 4899 [2022-03-03 18:14:29,107 INFO L226 Difference]: Without dead ends: 4899 [2022-03-03 18:14:29,107 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:14:29,107 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 2535 mSDsluCounter, 1143 mSDsCounter, 0 mSdLazyCounter, 1022 mSolverCounterSat, 602 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2535 SdHoareTripleChecker+Valid, 1477 SdHoareTripleChecker+Invalid, 1624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 602 IncrementalHoareTripleChecker+Valid, 1022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:29,108 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2535 Valid, 1477 Invalid, 1624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [602 Valid, 1022 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:14:29,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4899 states. [2022-03-03 18:14:29,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4899 to 3515. [2022-03-03 18:14:29,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3515 states, 3511 states have (on average 2.6582170321845626) internal successors, (9333), 3514 states have internal predecessors, (9333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:29,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 9333 transitions. [2022-03-03 18:14:29,157 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 9333 transitions. Word has length 94 [2022-03-03 18:14:29,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:29,157 INFO L470 AbstractCegarLoop]: Abstraction has 3515 states and 9333 transitions. [2022-03-03 18:14:29,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:29,158 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 9333 transitions. [2022-03-03 18:14:29,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:29,160 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:29,160 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:29,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-03 18:14:29,161 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:29,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:29,161 INFO L85 PathProgramCache]: Analyzing trace with hash -151811020, now seen corresponding path program 8 times [2022-03-03 18:14:29,161 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:29,161 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851813227] [2022-03-03 18:14:29,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:29,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:29,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:29,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:29,826 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:29,826 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851813227] [2022-03-03 18:14:29,826 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851813227] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:29,826 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:29,826 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:29,826 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799302862] [2022-03-03 18:14:29,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:29,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:29,827 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:29,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:29,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:29,827 INFO L87 Difference]: Start difference. First operand 3515 states and 9333 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:31,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:31,390 INFO L93 Difference]: Finished difference Result 4954 states and 12309 transitions. [2022-03-03 18:14:31,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:14:31,390 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:31,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:31,398 INFO L225 Difference]: With dead ends: 4954 [2022-03-03 18:14:31,398 INFO L226 Difference]: Without dead ends: 4954 [2022-03-03 18:14:31,398 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:14:31,398 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 2520 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 1190 mSolverCounterSat, 596 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2520 SdHoareTripleChecker+Valid, 1678 SdHoareTripleChecker+Invalid, 1786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 596 IncrementalHoareTripleChecker+Valid, 1190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:31,399 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2520 Valid, 1678 Invalid, 1786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [596 Valid, 1190 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:14:31,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4954 states. [2022-03-03 18:14:31,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4954 to 3526. [2022-03-03 18:14:31,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3526 states, 3522 states have (on average 2.659000567859171) internal successors, (9365), 3525 states have internal predecessors, (9365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:31,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 3526 states and 9365 transitions. [2022-03-03 18:14:31,472 INFO L78 Accepts]: Start accepts. Automaton has 3526 states and 9365 transitions. Word has length 94 [2022-03-03 18:14:31,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:31,473 INFO L470 AbstractCegarLoop]: Abstraction has 3526 states and 9365 transitions. [2022-03-03 18:14:31,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:31,473 INFO L276 IsEmpty]: Start isEmpty. Operand 3526 states and 9365 transitions. [2022-03-03 18:14:31,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:31,476 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:31,476 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:31,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-03 18:14:31,476 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:31,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:31,477 INFO L85 PathProgramCache]: Analyzing trace with hash 677242506, now seen corresponding path program 9 times [2022-03-03 18:14:31,477 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:31,477 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412602543] [2022-03-03 18:14:31,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:31,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:32,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:32,333 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:32,333 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412602543] [2022-03-03 18:14:32,333 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412602543] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:32,333 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:32,333 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:32,333 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80906513] [2022-03-03 18:14:32,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:32,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:32,334 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:32,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:32,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:32,334 INFO L87 Difference]: Start difference. First operand 3526 states and 9365 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:33,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:33,925 INFO L93 Difference]: Finished difference Result 4899 states and 12160 transitions. [2022-03-03 18:14:33,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:33,925 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:33,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:33,933 INFO L225 Difference]: With dead ends: 4899 [2022-03-03 18:14:33,933 INFO L226 Difference]: Without dead ends: 4899 [2022-03-03 18:14:33,933 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:33,934 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 2185 mSDsluCounter, 1533 mSDsCounter, 0 mSdLazyCounter, 1301 mSolverCounterSat, 508 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2185 SdHoareTripleChecker+Valid, 1849 SdHoareTripleChecker+Invalid, 1809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 508 IncrementalHoareTripleChecker+Valid, 1301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:33,934 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2185 Valid, 1849 Invalid, 1809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [508 Valid, 1301 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:14:33,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4899 states. [2022-03-03 18:14:33,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4899 to 3537. [2022-03-03 18:14:33,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3537 states, 3533 states have (on average 2.6597792244551375) internal successors, (9397), 3536 states have internal predecessors, (9397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:33,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 3537 states and 9397 transitions. [2022-03-03 18:14:33,982 INFO L78 Accepts]: Start accepts. Automaton has 3537 states and 9397 transitions. Word has length 94 [2022-03-03 18:14:33,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:33,982 INFO L470 AbstractCegarLoop]: Abstraction has 3537 states and 9397 transitions. [2022-03-03 18:14:33,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:33,982 INFO L276 IsEmpty]: Start isEmpty. Operand 3537 states and 9397 transitions. [2022-03-03 18:14:33,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:33,985 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:33,985 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] [2022-03-03 18:14:33,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-03 18:14:33,985 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:33,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:33,985 INFO L85 PathProgramCache]: Analyzing trace with hash 542351586, now seen corresponding path program 10 times [2022-03-03 18:14:33,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:33,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566121605] [2022-03-03 18:14:33,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:33,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:35,185 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:35,185 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566121605] [2022-03-03 18:14:35,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566121605] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:35,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:35,186 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:35,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117706162] [2022-03-03 18:14:35,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:35,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:35,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:35,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:35,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:35,186 INFO L87 Difference]: Start difference. First operand 3537 states and 9397 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:36,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:36,545 INFO L93 Difference]: Finished difference Result 4509 states and 11381 transitions. [2022-03-03 18:14:36,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:36,545 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:36,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:36,552 INFO L225 Difference]: With dead ends: 4509 [2022-03-03 18:14:36,552 INFO L226 Difference]: Without dead ends: 4509 [2022-03-03 18:14:36,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:36,552 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2100 mSDsluCounter, 1280 mSDsCounter, 0 mSdLazyCounter, 1004 mSolverCounterSat, 471 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2100 SdHoareTripleChecker+Valid, 1530 SdHoareTripleChecker+Invalid, 1475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 471 IncrementalHoareTripleChecker+Valid, 1004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:36,552 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2100 Valid, 1530 Invalid, 1475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [471 Valid, 1004 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:14:36,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4509 states. [2022-03-03 18:14:36,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4509 to 3515. [2022-03-03 18:14:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3515 states, 3511 states have (on average 2.6582170321845626) internal successors, (9333), 3514 states have internal predecessors, (9333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:36,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 9333 transitions. [2022-03-03 18:14:36,597 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 9333 transitions. Word has length 94 [2022-03-03 18:14:36,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:36,598 INFO L470 AbstractCegarLoop]: Abstraction has 3515 states and 9333 transitions. [2022-03-03 18:14:36,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:36,598 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 9333 transitions. [2022-03-03 18:14:36,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:36,600 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:36,600 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] [2022-03-03 18:14:36,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-03 18:14:36,600 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:36,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:36,601 INFO L85 PathProgramCache]: Analyzing trace with hash 440550076, now seen corresponding path program 11 times [2022-03-03 18:14:36,601 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:36,601 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834240819] [2022-03-03 18:14:36,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:36,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:37,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:37,048 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:37,048 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834240819] [2022-03-03 18:14:37,048 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834240819] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:37,048 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:37,048 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:37,048 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309957613] [2022-03-03 18:14:37,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:37,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:37,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:37,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:37,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:37,049 INFO L87 Difference]: Start difference. First operand 3515 states and 9333 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:38,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:38,198 INFO L93 Difference]: Finished difference Result 4430 states and 11157 transitions. [2022-03-03 18:14:38,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:38,199 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:38,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:38,204 INFO L225 Difference]: With dead ends: 4430 [2022-03-03 18:14:38,204 INFO L226 Difference]: Without dead ends: 4430 [2022-03-03 18:14:38,204 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:38,204 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1521 mSDsluCounter, 1129 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1521 SdHoareTripleChecker+Valid, 1428 SdHoareTripleChecker+Invalid, 1142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:38,204 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1521 Valid, 1428 Invalid, 1142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:14:38,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2022-03-03 18:14:38,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 3535. [2022-03-03 18:14:38,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3535 states, 3531 states have (on average 2.6590201076182383) internal successors, (9389), 3534 states have internal predecessors, (9389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:38,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 3535 states and 9389 transitions. [2022-03-03 18:14:38,243 INFO L78 Accepts]: Start accepts. Automaton has 3535 states and 9389 transitions. Word has length 94 [2022-03-03 18:14:38,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:38,243 INFO L470 AbstractCegarLoop]: Abstraction has 3535 states and 9389 transitions. [2022-03-03 18:14:38,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:38,243 INFO L276 IsEmpty]: Start isEmpty. Operand 3535 states and 9389 transitions. [2022-03-03 18:14:38,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:38,246 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:38,246 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] [2022-03-03 18:14:38,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-03 18:14:38,246 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:38,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:38,246 INFO L85 PathProgramCache]: Analyzing trace with hash 436946326, now seen corresponding path program 12 times [2022-03-03 18:14:38,246 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:38,246 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664440863] [2022-03-03 18:14:38,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:38,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:38,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:38,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:38,750 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:38,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664440863] [2022-03-03 18:14:38,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664440863] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:38,750 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:38,751 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:38,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842539104] [2022-03-03 18:14:38,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:38,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:38,751 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:38,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:38,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:38,751 INFO L87 Difference]: Start difference. First operand 3535 states and 9389 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:39,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:39,995 INFO L93 Difference]: Finished difference Result 4403 states and 11094 transitions. [2022-03-03 18:14:39,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:39,995 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:39,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:40,002 INFO L225 Difference]: With dead ends: 4403 [2022-03-03 18:14:40,002 INFO L226 Difference]: Without dead ends: 4403 [2022-03-03 18:14:40,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:40,002 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1433 mSDsluCounter, 1430 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 1727 SdHoareTripleChecker+Invalid, 1280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:40,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 1727 Invalid, 1280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1117 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:14:40,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4403 states. [2022-03-03 18:14:40,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4403 to 3545. [2022-03-03 18:14:40,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3545 states, 3541 states have (on average 2.6594182434340583) internal successors, (9417), 3544 states have internal predecessors, (9417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:40,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 3545 states and 9417 transitions. [2022-03-03 18:14:40,052 INFO L78 Accepts]: Start accepts. Automaton has 3545 states and 9417 transitions. Word has length 94 [2022-03-03 18:14:40,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:40,052 INFO L470 AbstractCegarLoop]: Abstraction has 3545 states and 9417 transitions. [2022-03-03 18:14:40,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:40,052 INFO L276 IsEmpty]: Start isEmpty. Operand 3545 states and 9417 transitions. [2022-03-03 18:14:40,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:40,055 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:40,055 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:40,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-03 18:14:40,055 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:40,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:40,055 INFO L85 PathProgramCache]: Analyzing trace with hash 436806826, now seen corresponding path program 13 times [2022-03-03 18:14:40,056 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:40,056 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788779880] [2022-03-03 18:14:40,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:40,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:40,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:40,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:40,708 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788779880] [2022-03-03 18:14:40,708 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788779880] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:40,708 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:40,708 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:40,708 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334618877] [2022-03-03 18:14:40,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:40,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:40,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:40,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:40,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:40,709 INFO L87 Difference]: Start difference. First operand 3545 states and 9417 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:41,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:41,913 INFO L93 Difference]: Finished difference Result 4079 states and 10485 transitions. [2022-03-03 18:14:41,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:41,913 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:41,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:41,919 INFO L225 Difference]: With dead ends: 4079 [2022-03-03 18:14:41,919 INFO L226 Difference]: Without dead ends: 4079 [2022-03-03 18:14:41,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:41,920 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1483 mSDsluCounter, 1320 mSDsCounter, 0 mSdLazyCounter, 1076 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1483 SdHoareTripleChecker+Valid, 1619 SdHoareTripleChecker+Invalid, 1186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1076 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:41,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1483 Valid, 1619 Invalid, 1186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1076 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:14:41,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4079 states. [2022-03-03 18:14:41,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4079 to 3515. [2022-03-03 18:14:41,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3515 states, 3511 states have (on average 2.6582170321845626) internal successors, (9333), 3514 states have internal predecessors, (9333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:41,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 9333 transitions. [2022-03-03 18:14:41,987 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 9333 transitions. Word has length 94 [2022-03-03 18:14:41,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:41,987 INFO L470 AbstractCegarLoop]: Abstraction has 3515 states and 9333 transitions. [2022-03-03 18:14:41,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:41,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 9333 transitions. [2022-03-03 18:14:41,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:41,989 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:41,989 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] [2022-03-03 18:14:41,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-03 18:14:41,990 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:41,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:41,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1991574536, now seen corresponding path program 14 times [2022-03-03 18:14:41,991 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:41,991 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104666641] [2022-03-03 18:14:41,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:41,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:42,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:42,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:42,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104666641] [2022-03-03 18:14:42,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104666641] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:42,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:42,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:42,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078320650] [2022-03-03 18:14:42,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:42,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:42,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:42,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:42,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:42,618 INFO L87 Difference]: Start difference. First operand 3515 states and 9333 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:43,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:43,924 INFO L93 Difference]: Finished difference Result 4615 states and 11738 transitions. [2022-03-03 18:14:43,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:43,924 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:43,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:43,932 INFO L225 Difference]: With dead ends: 4615 [2022-03-03 18:14:43,932 INFO L226 Difference]: Without dead ends: 4615 [2022-03-03 18:14:43,932 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:43,932 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1714 mSDsluCounter, 1512 mSDsCounter, 0 mSdLazyCounter, 1169 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1714 SdHoareTripleChecker+Valid, 1805 SdHoareTripleChecker+Invalid, 1460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:43,932 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1714 Valid, 1805 Invalid, 1460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1169 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:14:43,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4615 states. [2022-03-03 18:14:43,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4615 to 3526. [2022-03-03 18:14:43,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3526 states, 3522 states have (on average 2.659000567859171) internal successors, (9365), 3525 states have internal predecessors, (9365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:43,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 3526 states and 9365 transitions. [2022-03-03 18:14:43,982 INFO L78 Accepts]: Start accepts. Automaton has 3526 states and 9365 transitions. Word has length 94 [2022-03-03 18:14:43,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:43,982 INFO L470 AbstractCegarLoop]: Abstraction has 3526 states and 9365 transitions. [2022-03-03 18:14:43,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:43,982 INFO L276 IsEmpty]: Start isEmpty. Operand 3526 states and 9365 transitions. [2022-03-03 18:14:43,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:43,985 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:43,985 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] [2022-03-03 18:14:43,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-03 18:14:43,985 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:43,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:43,985 INFO L85 PathProgramCache]: Analyzing trace with hash 887675132, now seen corresponding path program 15 times [2022-03-03 18:14:43,986 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:43,986 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966689934] [2022-03-03 18:14:43,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:43,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:44,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:44,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:44,726 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966689934] [2022-03-03 18:14:44,726 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966689934] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:44,726 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:44,726 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:44,726 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4190119] [2022-03-03 18:14:44,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:44,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:44,726 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:44,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:44,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:44,727 INFO L87 Difference]: Start difference. First operand 3526 states and 9365 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:46,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:46,079 INFO L93 Difference]: Finished difference Result 4553 states and 11584 transitions. [2022-03-03 18:14:46,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:46,079 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:46,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:46,086 INFO L225 Difference]: With dead ends: 4553 [2022-03-03 18:14:46,086 INFO L226 Difference]: Without dead ends: 4553 [2022-03-03 18:14:46,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:46,086 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 2007 mSDsluCounter, 1270 mSDsCounter, 0 mSdLazyCounter, 1050 mSolverCounterSat, 362 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2007 SdHoareTripleChecker+Valid, 1563 SdHoareTripleChecker+Invalid, 1412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 362 IncrementalHoareTripleChecker+Valid, 1050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:46,087 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2007 Valid, 1563 Invalid, 1412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [362 Valid, 1050 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:14:46,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4553 states. [2022-03-03 18:14:46,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4553 to 3537. [2022-03-03 18:14:46,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3537 states, 3533 states have (on average 2.6597792244551375) internal successors, (9397), 3536 states have internal predecessors, (9397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:46,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 3537 states and 9397 transitions. [2022-03-03 18:14:46,132 INFO L78 Accepts]: Start accepts. Automaton has 3537 states and 9397 transitions. Word has length 94 [2022-03-03 18:14:46,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:46,132 INFO L470 AbstractCegarLoop]: Abstraction has 3537 states and 9397 transitions. [2022-03-03 18:14:46,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:46,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3537 states and 9397 transitions. [2022-03-03 18:14:46,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:46,135 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:46,135 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:46,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-03 18:14:46,135 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:46,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:46,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1716728658, now seen corresponding path program 16 times [2022-03-03 18:14:46,135 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:46,135 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204250324] [2022-03-03 18:14:46,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:46,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:47,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:47,110 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:47,110 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204250324] [2022-03-03 18:14:47,110 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204250324] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:47,110 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:47,110 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:47,111 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884045287] [2022-03-03 18:14:47,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:47,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:47,111 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:47,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:47,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:47,111 INFO L87 Difference]: Start difference. First operand 3537 states and 9397 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:48,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:48,483 INFO L93 Difference]: Finished difference Result 4443 states and 11286 transitions. [2022-03-03 18:14:48,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:48,484 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:48,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:48,491 INFO L225 Difference]: With dead ends: 4443 [2022-03-03 18:14:48,491 INFO L226 Difference]: Without dead ends: 4443 [2022-03-03 18:14:48,491 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:48,491 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 2054 mSDsluCounter, 1355 mSDsCounter, 0 mSdLazyCounter, 1131 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2054 SdHoareTripleChecker+Valid, 1646 SdHoareTripleChecker+Invalid, 1441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 1131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:48,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2054 Valid, 1646 Invalid, 1441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 1131 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:14:48,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4443 states. [2022-03-03 18:14:48,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4443 to 3548. [2022-03-03 18:14:48,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3548 states, 3544 states have (on average 2.660553047404063) internal successors, (9429), 3547 states have internal predecessors, (9429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:48,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 3548 states and 9429 transitions. [2022-03-03 18:14:48,564 INFO L78 Accepts]: Start accepts. Automaton has 3548 states and 9429 transitions. Word has length 94 [2022-03-03 18:14:48,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:48,564 INFO L470 AbstractCegarLoop]: Abstraction has 3548 states and 9429 transitions. [2022-03-03 18:14:48,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:48,564 INFO L276 IsEmpty]: Start isEmpty. Operand 3548 states and 9429 transitions. [2022-03-03 18:14:48,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:48,566 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:48,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:48,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-03 18:14:48,567 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:48,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:48,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1581837738, now seen corresponding path program 17 times [2022-03-03 18:14:48,568 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:48,568 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750060654] [2022-03-03 18:14:48,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:48,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:49,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:49,910 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:49,910 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750060654] [2022-03-03 18:14:49,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750060654] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:49,910 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:49,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:49,910 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393255633] [2022-03-03 18:14:49,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:49,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:49,910 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:49,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:49,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:49,911 INFO L87 Difference]: Start difference. First operand 3548 states and 9429 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:51,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:51,440 INFO L93 Difference]: Finished difference Result 4053 states and 10507 transitions. [2022-03-03 18:14:51,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:51,440 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:51,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:51,446 INFO L225 Difference]: With dead ends: 4053 [2022-03-03 18:14:51,446 INFO L226 Difference]: Without dead ends: 4053 [2022-03-03 18:14:51,446 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:51,447 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1885 mSDsluCounter, 1580 mSDsCounter, 0 mSdLazyCounter, 1211 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1885 SdHoareTripleChecker+Valid, 1834 SdHoareTripleChecker+Invalid, 1437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 1211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:51,447 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1885 Valid, 1834 Invalid, 1437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1211 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:14:51,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4053 states. [2022-03-03 18:14:51,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4053 to 3515. [2022-03-03 18:14:51,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3515 states, 3511 states have (on average 2.6582170321845626) internal successors, (9333), 3514 states have internal predecessors, (9333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:51,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 9333 transitions. [2022-03-03 18:14:51,514 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 9333 transitions. Word has length 94 [2022-03-03 18:14:51,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:51,514 INFO L470 AbstractCegarLoop]: Abstraction has 3515 states and 9333 transitions. [2022-03-03 18:14:51,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:51,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 9333 transitions. [2022-03-03 18:14:51,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:51,517 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:51,517 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:51,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-03 18:14:51,517 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:51,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:51,519 INFO L85 PathProgramCache]: Analyzing trace with hash 895979440, now seen corresponding path program 18 times [2022-03-03 18:14:51,519 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:51,519 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841983323] [2022-03-03 18:14:51,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:51,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:52,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:52,226 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841983323] [2022-03-03 18:14:52,226 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841983323] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:52,227 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:52,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:52,227 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864584249] [2022-03-03 18:14:52,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:52,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:52,227 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:52,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:52,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:52,227 INFO L87 Difference]: Start difference. First operand 3515 states and 9333 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:53,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:53,711 INFO L93 Difference]: Finished difference Result 4496 states and 11360 transitions. [2022-03-03 18:14:53,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:53,711 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:53,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:53,718 INFO L225 Difference]: With dead ends: 4496 [2022-03-03 18:14:53,718 INFO L226 Difference]: Without dead ends: 4496 [2022-03-03 18:14:53,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:53,719 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1432 mSDsluCounter, 1519 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 1828 SdHoareTripleChecker+Invalid, 1597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:53,719 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 1828 Invalid, 1597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:14:53,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2022-03-03 18:14:53,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 3614. [2022-03-03 18:14:53,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3614 states, 3610 states have (on average 2.6650969529085873) internal successors, (9621), 3613 states have internal predecessors, (9621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:53,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 3614 states and 9621 transitions. [2022-03-03 18:14:53,766 INFO L78 Accepts]: Start accepts. Automaton has 3614 states and 9621 transitions. Word has length 94 [2022-03-03 18:14:53,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:53,766 INFO L470 AbstractCegarLoop]: Abstraction has 3614 states and 9621 transitions. [2022-03-03 18:14:53,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:53,766 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 9621 transitions. [2022-03-03 18:14:53,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:53,769 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:53,769 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] [2022-03-03 18:14:53,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-03 18:14:53,769 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:53,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:53,769 INFO L85 PathProgramCache]: Analyzing trace with hash 725513784, now seen corresponding path program 19 times [2022-03-03 18:14:53,769 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:53,769 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106326254] [2022-03-03 18:14:53,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:53,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:54,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:54,450 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:54,450 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106326254] [2022-03-03 18:14:54,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106326254] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:54,450 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:54,451 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:54,451 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141983998] [2022-03-03 18:14:54,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:54,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:54,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:54,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:54,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:54,451 INFO L87 Difference]: Start difference. First operand 3614 states and 9621 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:55,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:55,679 INFO L93 Difference]: Finished difference Result 4930 states and 12267 transitions. [2022-03-03 18:14:55,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:55,679 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:55,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:55,687 INFO L225 Difference]: With dead ends: 4930 [2022-03-03 18:14:55,687 INFO L226 Difference]: Without dead ends: 4930 [2022-03-03 18:14:55,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:55,687 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1589 mSDsluCounter, 1006 mSDsCounter, 0 mSdLazyCounter, 1007 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1589 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 1298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:55,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1589 Valid, 1365 Invalid, 1298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1007 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:14:55,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4930 states. [2022-03-03 18:14:55,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4930 to 3625. [2022-03-03 18:14:55,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3625 states, 3621 states have (on average 2.6658381662524167) internal successors, (9653), 3624 states have internal predecessors, (9653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:55,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-03 18:14:55,737 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-03 18:14:55,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:55,737 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-03 18:14:55,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:55,738 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-03 18:14:55,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:55,741 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:55,741 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:55,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-03 18:14:55,741 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:55,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:55,741 INFO L85 PathProgramCache]: Analyzing trace with hash 590622864, now seen corresponding path program 20 times [2022-03-03 18:14:55,741 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:55,741 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158862703] [2022-03-03 18:14:55,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:55,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:56,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:56,621 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:56,621 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158862703] [2022-03-03 18:14:56,621 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158862703] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:56,621 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:56,621 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:56,621 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300096746] [2022-03-03 18:14:56,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:56,622 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:56,622 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:56,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:56,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:56,622 INFO L87 Difference]: Start difference. First operand 3625 states and 9653 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:58,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:58,112 INFO L93 Difference]: Finished difference Result 4595 states and 11637 transitions. [2022-03-03 18:14:58,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:58,112 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:14:58,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:58,119 INFO L225 Difference]: With dead ends: 4595 [2022-03-03 18:14:58,119 INFO L226 Difference]: Without dead ends: 4595 [2022-03-03 18:14:58,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:58,120 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1656 mSDsluCounter, 1338 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1656 SdHoareTripleChecker+Valid, 1654 SdHoareTripleChecker+Invalid, 1518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:58,120 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1656 Valid, 1654 Invalid, 1518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:14:58,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4595 states. [2022-03-03 18:14:58,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4595 to 3603. [2022-03-03 18:14:58,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3599 states have (on average 2.664351208669075) internal successors, (9589), 3602 states have internal predecessors, (9589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:58,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 9589 transitions. [2022-03-03 18:14:58,168 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 9589 transitions. Word has length 94 [2022-03-03 18:14:58,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:58,168 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 9589 transitions. [2022-03-03 18:14:58,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:58,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 9589 transitions. [2022-03-03 18:14:58,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:14:58,171 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:58,171 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:58,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-03 18:14:58,171 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:14:58,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:58,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1257050492, now seen corresponding path program 21 times [2022-03-03 18:14:58,172 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:58,172 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809889734] [2022-03-03 18:14:58,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:58,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:58,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:58,888 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:58,888 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809889734] [2022-03-03 18:14:58,888 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809889734] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:58,888 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:58,888 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:58,888 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538243673] [2022-03-03 18:14:58,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:58,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:58,889 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:58,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:58,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:58,889 INFO L87 Difference]: Start difference. First operand 3603 states and 9589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:00,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:00,514 INFO L93 Difference]: Finished difference Result 4562 states and 11552 transitions. [2022-03-03 18:15:00,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:00,514 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:00,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:00,522 INFO L225 Difference]: With dead ends: 4562 [2022-03-03 18:15:00,522 INFO L226 Difference]: Without dead ends: 4562 [2022-03-03 18:15:00,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:00,522 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1341 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1341 SdHoareTripleChecker+Valid, 2195 SdHoareTripleChecker+Invalid, 1842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:00,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1341 Valid, 2195 Invalid, 1842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:15:00,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4562 states. [2022-03-03 18:15:00,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4562 to 3625. [2022-03-03 18:15:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3625 states, 3621 states have (on average 2.6658381662524167) internal successors, (9653), 3624 states have internal predecessors, (9653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:00,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-03 18:15:00,572 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-03 18:15:00,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:00,572 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-03 18:15:00,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:00,572 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-03 18:15:00,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:00,575 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:00,575 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:00,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-03 18:15:00,575 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:00,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:00,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1427516148, now seen corresponding path program 22 times [2022-03-03 18:15:00,576 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:00,576 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059382709] [2022-03-03 18:15:00,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:00,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:01,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:01,245 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:01,245 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059382709] [2022-03-03 18:15:01,245 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059382709] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:01,245 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:01,245 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:01,245 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680287000] [2022-03-03 18:15:01,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:01,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:01,246 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:01,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:01,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:01,246 INFO L87 Difference]: Start difference. First operand 3625 states and 9653 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:03,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:03,154 INFO L93 Difference]: Finished difference Result 5117 states and 12778 transitions. [2022-03-03 18:15:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:15:03,154 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:03,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:03,163 INFO L225 Difference]: With dead ends: 5117 [2022-03-03 18:15:03,163 INFO L226 Difference]: Without dead ends: 5117 [2022-03-03 18:15:03,163 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=381, Invalid=809, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:15:03,163 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1478 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1746 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1478 SdHoareTripleChecker+Valid, 2248 SdHoareTripleChecker+Invalid, 1979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 1746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:03,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1478 Valid, 2248 Invalid, 1979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 1746 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:15:03,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5117 states. [2022-03-03 18:15:03,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5117 to 3636. [2022-03-03 18:15:03,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3636 states, 3632 states have (on average 2.6665748898678414) internal successors, (9685), 3635 states have internal predecessors, (9685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:03,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-03 18:15:03,220 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-03 18:15:03,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:03,220 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-03 18:15:03,220 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:03,220 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-03 18:15:03,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:03,225 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:03,225 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:03,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-03 18:15:03,226 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:03,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:03,226 INFO L85 PathProgramCache]: Analyzing trace with hash -1562407068, now seen corresponding path program 23 times [2022-03-03 18:15:03,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:03,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12855199] [2022-03-03 18:15:03,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:03,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:04,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:04,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:04,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12855199] [2022-03-03 18:15:04,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12855199] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:04,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:04,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:04,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495968432] [2022-03-03 18:15:04,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:04,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:04,073 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:04,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:04,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:04,074 INFO L87 Difference]: Start difference. First operand 3636 states and 9685 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:05,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:05,591 INFO L93 Difference]: Finished difference Result 4694 states and 11914 transitions. [2022-03-03 18:15:05,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:05,591 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:05,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:05,599 INFO L225 Difference]: With dead ends: 4694 [2022-03-03 18:15:05,599 INFO L226 Difference]: Without dead ends: 4694 [2022-03-03 18:15:05,599 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:05,599 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1409 mSDsluCounter, 1458 mSDsCounter, 0 mSdLazyCounter, 1336 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1409 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:05,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1409 Valid, 1776 Invalid, 1544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1336 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:05,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4694 states. [2022-03-03 18:15:05,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4694 to 3614. [2022-03-03 18:15:05,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3614 states, 3610 states have (on average 2.6650969529085873) internal successors, (9621), 3613 states have internal predecessors, (9621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:05,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 3614 states and 9621 transitions. [2022-03-03 18:15:05,652 INFO L78 Accepts]: Start accepts. Automaton has 3614 states and 9621 transitions. Word has length 94 [2022-03-03 18:15:05,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:05,652 INFO L470 AbstractCegarLoop]: Abstraction has 3614 states and 9621 transitions. [2022-03-03 18:15:05,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:05,652 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 9621 transitions. [2022-03-03 18:15:05,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:05,655 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:05,655 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:05,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-03 18:15:05,655 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:05,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:05,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1165251588, now seen corresponding path program 24 times [2022-03-03 18:15:05,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:05,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506658983] [2022-03-03 18:15:05,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:05,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:06,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:06,215 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:06,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506658983] [2022-03-03 18:15:06,215 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506658983] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:06,215 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:06,215 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:06,215 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554944661] [2022-03-03 18:15:06,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:06,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:06,215 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:06,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:06,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:06,216 INFO L87 Difference]: Start difference. First operand 3614 states and 9621 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:07,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:07,958 INFO L93 Difference]: Finished difference Result 5128 states and 12810 transitions. [2022-03-03 18:15:07,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:15:07,958 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:07,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:07,967 INFO L225 Difference]: With dead ends: 5128 [2022-03-03 18:15:07,967 INFO L226 Difference]: Without dead ends: 5128 [2022-03-03 18:15:07,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:15:07,967 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1655 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1655 SdHoareTripleChecker+Valid, 2063 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:07,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1655 Valid, 2063 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:15:07,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-03 18:15:08,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 3625. [2022-03-03 18:15:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3625 states, 3621 states have (on average 2.6658381662524167) internal successors, (9653), 3624 states have internal predecessors, (9653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:08,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-03 18:15:08,017 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-03 18:15:08,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:08,017 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-03 18:15:08,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:08,017 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-03 18:15:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:08,020 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:08,020 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:08,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-03 18:15:08,020 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:08,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:08,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1994305114, now seen corresponding path program 25 times [2022-03-03 18:15:08,020 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:08,020 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474652435] [2022-03-03 18:15:08,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:08,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:08,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:08,814 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:08,814 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474652435] [2022-03-03 18:15:08,814 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474652435] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:08,814 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:08,814 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:08,814 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193858135] [2022-03-03 18:15:08,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:08,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:08,814 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:08,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:08,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:08,815 INFO L87 Difference]: Start difference. First operand 3625 states and 9653 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:10,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:10,521 INFO L93 Difference]: Finished difference Result 5128 states and 12810 transitions. [2022-03-03 18:15:10,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:15:10,521 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:10,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:10,529 INFO L225 Difference]: With dead ends: 5128 [2022-03-03 18:15:10,530 INFO L226 Difference]: Without dead ends: 5128 [2022-03-03 18:15:10,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:15:10,530 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1681 mSDsluCounter, 1482 mSDsCounter, 0 mSdLazyCounter, 1453 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1681 SdHoareTripleChecker+Valid, 1851 SdHoareTripleChecker+Invalid, 1717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:10,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1681 Valid, 1851 Invalid, 1717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1453 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:15:10,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-03 18:15:10,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 3636. [2022-03-03 18:15:10,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3636 states, 3632 states have (on average 2.6665748898678414) internal successors, (9685), 3635 states have internal predecessors, (9685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:10,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-03 18:15:10,583 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-03 18:15:10,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:10,583 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-03 18:15:10,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:10,584 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-03 18:15:10,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:10,586 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:10,586 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:10,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-03 18:15:10,586 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:10,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:10,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1859414194, now seen corresponding path program 26 times [2022-03-03 18:15:10,587 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:10,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854814966] [2022-03-03 18:15:10,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:10,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:11,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:11,556 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:11,556 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854814966] [2022-03-03 18:15:11,556 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854814966] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:11,556 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:11,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:11,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774159554] [2022-03-03 18:15:11,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:11,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:11,557 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:11,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:11,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:11,557 INFO L87 Difference]: Start difference. First operand 3636 states and 9685 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:12,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:12,968 INFO L93 Difference]: Finished difference Result 4793 states and 12180 transitions. [2022-03-03 18:15:12,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:12,969 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:12,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:12,977 INFO L225 Difference]: With dead ends: 4793 [2022-03-03 18:15:12,977 INFO L226 Difference]: Without dead ends: 4793 [2022-03-03 18:15:12,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:12,977 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1544 mSDsluCounter, 1247 mSDsCounter, 0 mSdLazyCounter, 1180 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1544 SdHoareTripleChecker+Valid, 1570 SdHoareTripleChecker+Invalid, 1396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 1180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:12,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1544 Valid, 1570 Invalid, 1396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1180 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:15:12,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4793 states. [2022-03-03 18:15:13,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4793 to 3603. [2022-03-03 18:15:13,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3599 states have (on average 2.664351208669075) internal successors, (9589), 3602 states have internal predecessors, (9589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:13,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 9589 transitions. [2022-03-03 18:15:13,052 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 9589 transitions. Word has length 94 [2022-03-03 18:15:13,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:13,052 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 9589 transitions. [2022-03-03 18:15:13,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:13,053 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 9589 transitions. [2022-03-03 18:15:13,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:13,055 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:13,055 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:13,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-03 18:15:13,056 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:13,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:13,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1151001256, now seen corresponding path program 27 times [2022-03-03 18:15:13,057 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:13,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233560329] [2022-03-03 18:15:13,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:13,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:13,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:13,743 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:13,743 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233560329] [2022-03-03 18:15:13,743 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233560329] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:13,743 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:13,743 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:13,743 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134433430] [2022-03-03 18:15:13,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:13,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:13,743 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:13,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:13,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:13,744 INFO L87 Difference]: Start difference. First operand 3603 states and 9589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:15,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:15,018 INFO L93 Difference]: Finished difference Result 4518 states and 11424 transitions. [2022-03-03 18:15:15,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:15,018 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:15,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:15,025 INFO L225 Difference]: With dead ends: 4518 [2022-03-03 18:15:15,025 INFO L226 Difference]: Without dead ends: 4518 [2022-03-03 18:15:15,026 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:15,026 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1371 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1371 SdHoareTripleChecker+Valid, 1642 SdHoareTripleChecker+Invalid, 1447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:15,026 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1371 Valid, 1642 Invalid, 1447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:15:15,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-03-03 18:15:15,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3636. [2022-03-03 18:15:15,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3636 states, 3632 states have (on average 2.6665748898678414) internal successors, (9685), 3635 states have internal predecessors, (9685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:15,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-03 18:15:15,070 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-03 18:15:15,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:15,070 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-03 18:15:15,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:15,070 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-03 18:15:15,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:15,073 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:15,073 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:15,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-03 18:15:15,073 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:15,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:15,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1321466912, now seen corresponding path program 28 times [2022-03-03 18:15:15,073 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:15,074 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427549196] [2022-03-03 18:15:15,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:15,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:15,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:15,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:15,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427549196] [2022-03-03 18:15:15,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427549196] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:15,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:15,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:15,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573088805] [2022-03-03 18:15:15,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:15,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:15,691 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:15,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:15,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:15,692 INFO L87 Difference]: Start difference. First operand 3636 states and 9685 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:17,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:17,064 INFO L93 Difference]: Finished difference Result 4985 states and 12416 transitions. [2022-03-03 18:15:17,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:17,065 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:17,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:17,072 INFO L225 Difference]: With dead ends: 4985 [2022-03-03 18:15:17,072 INFO L226 Difference]: Without dead ends: 4985 [2022-03-03 18:15:17,072 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:17,073 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1468 mSDsluCounter, 1373 mSDsCounter, 0 mSdLazyCounter, 1321 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1468 SdHoareTripleChecker+Valid, 1724 SdHoareTripleChecker+Invalid, 1556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 1321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:17,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1468 Valid, 1724 Invalid, 1556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 1321 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:15:17,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4985 states. [2022-03-03 18:15:17,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4985 to 3647. [2022-03-03 18:15:17,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 3643 states have (on average 2.6673071644249244) internal successors, (9717), 3646 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:17,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-03 18:15:17,120 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-03 18:15:17,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:17,120 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-03 18:15:17,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:17,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-03 18:15:17,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:17,123 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:17,123 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] [2022-03-03 18:15:17,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-03 18:15:17,123 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:17,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:17,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1456357832, now seen corresponding path program 29 times [2022-03-03 18:15:17,124 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:17,124 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109708428] [2022-03-03 18:15:17,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:17,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:18,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:18,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:18,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109708428] [2022-03-03 18:15:18,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109708428] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:18,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:18,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:18,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793227192] [2022-03-03 18:15:18,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:18,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:18,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:18,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:18,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:18,076 INFO L87 Difference]: Start difference. First operand 3647 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:19,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:19,552 INFO L93 Difference]: Finished difference Result 4650 states and 11786 transitions. [2022-03-03 18:15:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:19,553 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:19,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:19,560 INFO L225 Difference]: With dead ends: 4650 [2022-03-03 18:15:19,560 INFO L226 Difference]: Without dead ends: 4650 [2022-03-03 18:15:19,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:19,561 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1485 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1455 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1485 SdHoareTripleChecker+Valid, 1915 SdHoareTripleChecker+Invalid, 1632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:19,561 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1485 Valid, 1915 Invalid, 1632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1455 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:19,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4650 states. [2022-03-03 18:15:19,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4650 to 3625. [2022-03-03 18:15:19,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3625 states, 3621 states have (on average 2.6658381662524167) internal successors, (9653), 3624 states have internal predecessors, (9653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:19,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-03 18:15:19,609 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-03 18:15:19,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:19,609 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-03 18:15:19,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:19,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-03 18:15:19,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:19,612 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:19,612 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:19,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-03 18:15:19,612 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:19,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:19,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1271300824, now seen corresponding path program 30 times [2022-03-03 18:15:19,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:19,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757511351] [2022-03-03 18:15:19,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:19,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:20,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:20,145 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:20,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757511351] [2022-03-03 18:15:20,145 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757511351] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:20,145 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:20,145 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:20,145 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010482913] [2022-03-03 18:15:20,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:20,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:20,146 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:20,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:20,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:20,146 INFO L87 Difference]: Start difference. First operand 3625 states and 9653 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:21,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:21,936 INFO L93 Difference]: Finished difference Result 5293 states and 13246 transitions. [2022-03-03 18:15:21,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:15:21,936 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:21,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:21,944 INFO L225 Difference]: With dead ends: 5293 [2022-03-03 18:15:21,944 INFO L226 Difference]: Without dead ends: 5293 [2022-03-03 18:15:21,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=437, Invalid=895, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:15:21,944 INFO L933 BasicCegarLoop]: 401 mSDtfsCounter, 1503 mSDsluCounter, 1826 mSDsCounter, 0 mSdLazyCounter, 1776 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 2196 SdHoareTripleChecker+Invalid, 1958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:21,944 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 2196 Invalid, 1958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1776 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:15:21,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5293 states. [2022-03-03 18:15:21,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5293 to 3636. [2022-03-03 18:15:21,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3636 states, 3632 states have (on average 2.6665748898678414) internal successors, (9685), 3635 states have internal predecessors, (9685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:21,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-03 18:15:21,988 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-03 18:15:21,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:21,988 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-03 18:15:21,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:21,988 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-03 18:15:21,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:21,990 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:21,991 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] [2022-03-03 18:15:21,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-03 18:15:21,991 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:21,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:21,991 INFO L85 PathProgramCache]: Analyzing trace with hash 2100354350, now seen corresponding path program 31 times [2022-03-03 18:15:21,991 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:21,991 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019677222] [2022-03-03 18:15:21,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:21,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:22,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:22,673 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:22,673 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019677222] [2022-03-03 18:15:22,673 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019677222] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:22,673 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:22,674 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:22,674 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158890030] [2022-03-03 18:15:22,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:22,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:22,674 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:22,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:22,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:22,674 INFO L87 Difference]: Start difference. First operand 3636 states and 9685 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:24,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:24,439 INFO L93 Difference]: Finished difference Result 5172 states and 12927 transitions. [2022-03-03 18:15:24,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:15:24,439 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:24,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:24,446 INFO L225 Difference]: With dead ends: 5172 [2022-03-03 18:15:24,446 INFO L226 Difference]: Without dead ends: 5172 [2022-03-03 18:15:24,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:15:24,447 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1417 mSDsluCounter, 1876 mSDsCounter, 0 mSdLazyCounter, 1746 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1417 SdHoareTripleChecker+Valid, 2230 SdHoareTripleChecker+Invalid, 1958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:24,447 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1417 Valid, 2230 Invalid, 1958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1746 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:15:24,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5172 states. [2022-03-03 18:15:24,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5172 to 3647. [2022-03-03 18:15:24,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 3643 states have (on average 2.6673071644249244) internal successors, (9717), 3646 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:24,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-03 18:15:24,491 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-03 18:15:24,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:24,491 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-03 18:15:24,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:24,491 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-03 18:15:24,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:24,493 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:24,493 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:24,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-03 18:15:24,494 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:24,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:24,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1965463430, now seen corresponding path program 32 times [2022-03-03 18:15:24,494 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:24,494 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542618844] [2022-03-03 18:15:24,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:24,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:24,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:25,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:25,417 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:25,417 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542618844] [2022-03-03 18:15:25,417 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542618844] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:25,417 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:25,417 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:25,417 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403739730] [2022-03-03 18:15:25,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:25,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:25,418 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:25,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:25,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:25,418 INFO L87 Difference]: Start difference. First operand 3647 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:27,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:27,164 INFO L93 Difference]: Finished difference Result 4837 states and 12297 transitions. [2022-03-03 18:15:27,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:27,165 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:27,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:27,171 INFO L225 Difference]: With dead ends: 4837 [2022-03-03 18:15:27,171 INFO L226 Difference]: Without dead ends: 4837 [2022-03-03 18:15:27,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:27,171 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1152 mSDsluCounter, 1752 mSDsCounter, 0 mSdLazyCounter, 1629 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1152 SdHoareTripleChecker+Valid, 2063 SdHoareTripleChecker+Invalid, 1787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:27,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1152 Valid, 2063 Invalid, 1787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1629 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:15:27,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4837 states. [2022-03-03 18:15:27,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4837 to 3614. [2022-03-03 18:15:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3614 states, 3610 states have (on average 2.6650969529085873) internal successors, (9621), 3613 states have internal predecessors, (9621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:27,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 3614 states and 9621 transitions. [2022-03-03 18:15:27,212 INFO L78 Accepts]: Start accepts. Automaton has 3614 states and 9621 transitions. Word has length 94 [2022-03-03 18:15:27,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:27,212 INFO L470 AbstractCegarLoop]: Abstraction has 3614 states and 9621 transitions. [2022-03-03 18:15:27,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:27,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 9621 transitions. [2022-03-03 18:15:27,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:27,215 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:27,215 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:27,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-03 18:15:27,215 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:27,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:27,216 INFO L85 PathProgramCache]: Analyzing trace with hash 220610078, now seen corresponding path program 33 times [2022-03-03 18:15:27,216 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:27,216 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212481233] [2022-03-03 18:15:27,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:27,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:27,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:27,768 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:27,768 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212481233] [2022-03-03 18:15:27,768 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212481233] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:27,768 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:27,768 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:27,768 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220917632] [2022-03-03 18:15:27,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:27,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:27,769 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:27,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:27,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:27,769 INFO L87 Difference]: Start difference. First operand 3614 states and 9621 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:29,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:29,641 INFO L93 Difference]: Finished difference Result 5238 states and 13097 transitions. [2022-03-03 18:15:29,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:15:29,642 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:29,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:29,650 INFO L225 Difference]: With dead ends: 5238 [2022-03-03 18:15:29,650 INFO L226 Difference]: Without dead ends: 5238 [2022-03-03 18:15:29,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:15:29,650 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 1580 mSDsluCounter, 1794 mSDsCounter, 0 mSdLazyCounter, 1829 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1580 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 2047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:29,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1580 Valid, 2171 Invalid, 2047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1829 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:15:29,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5238 states. [2022-03-03 18:15:29,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5238 to 3625. [2022-03-03 18:15:29,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3625 states, 3621 states have (on average 2.6658381662524167) internal successors, (9653), 3624 states have internal predecessors, (9653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:29,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-03 18:15:29,693 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-03 18:15:29,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:29,693 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-03 18:15:29,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:29,694 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-03 18:15:29,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:29,696 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:29,696 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:29,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-03 18:15:29,696 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:29,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:29,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1195107550, now seen corresponding path program 34 times [2022-03-03 18:15:29,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:29,697 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57509758] [2022-03-03 18:15:29,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:29,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:30,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:30,402 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:30,402 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57509758] [2022-03-03 18:15:30,402 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57509758] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:30,402 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:30,402 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:30,402 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493002712] [2022-03-03 18:15:30,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:30,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:30,402 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:30,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:30,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:30,403 INFO L87 Difference]: Start difference. First operand 3625 states and 9653 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:32,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:32,156 INFO L93 Difference]: Finished difference Result 5293 states and 13246 transitions. [2022-03-03 18:15:32,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:15:32,156 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:32,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:32,163 INFO L225 Difference]: With dead ends: 5293 [2022-03-03 18:15:32,163 INFO L226 Difference]: Without dead ends: 5293 [2022-03-03 18:15:32,164 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:15:32,164 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 1341 mSDsluCounter, 1723 mSDsCounter, 0 mSdLazyCounter, 1648 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1341 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:32,164 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1341 Valid, 2106 Invalid, 1890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1648 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:15:32,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5293 states. [2022-03-03 18:15:32,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5293 to 3636. [2022-03-03 18:15:32,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3636 states, 3632 states have (on average 2.6665748898678414) internal successors, (9685), 3635 states have internal predecessors, (9685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:32,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-03 18:15:32,206 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-03 18:15:32,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:32,206 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-03 18:15:32,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:32,206 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-03 18:15:32,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:32,209 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:32,209 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:32,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-03 18:15:32,209 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:32,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:32,209 INFO L85 PathProgramCache]: Analyzing trace with hash -366054024, now seen corresponding path program 35 times [2022-03-03 18:15:32,209 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:32,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815587696] [2022-03-03 18:15:32,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:32,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:33,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:33,035 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:33,035 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815587696] [2022-03-03 18:15:33,035 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815587696] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:33,035 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:33,035 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:33,035 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663409306] [2022-03-03 18:15:33,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:33,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:33,036 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:33,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:33,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:33,036 INFO L87 Difference]: Start difference. First operand 3636 states and 9685 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:34,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:34,566 INFO L93 Difference]: Finished difference Result 5238 states and 13097 transitions. [2022-03-03 18:15:34,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:34,566 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:34,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:34,574 INFO L225 Difference]: With dead ends: 5238 [2022-03-03 18:15:34,574 INFO L226 Difference]: Without dead ends: 5238 [2022-03-03 18:15:34,574 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:34,574 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1635 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1635 SdHoareTripleChecker+Valid, 1858 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:34,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1635 Valid, 1858 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:34,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5238 states. [2022-03-03 18:15:34,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5238 to 3647. [2022-03-03 18:15:34,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 3643 states have (on average 2.6673071644249244) internal successors, (9717), 3646 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:34,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-03 18:15:34,642 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-03 18:15:34,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:34,642 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-03 18:15:34,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:34,643 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-03 18:15:34,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:34,645 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:34,645 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:34,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-03 18:15:34,645 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:34,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:34,646 INFO L85 PathProgramCache]: Analyzing trace with hash -500944944, now seen corresponding path program 36 times [2022-03-03 18:15:34,646 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:34,646 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179167805] [2022-03-03 18:15:34,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:34,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:35,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:35,741 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:35,741 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179167805] [2022-03-03 18:15:35,741 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179167805] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:35,741 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:35,741 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:35,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438723997] [2022-03-03 18:15:35,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:35,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:35,742 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:35,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:35,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:35,742 INFO L87 Difference]: Start difference. First operand 3647 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:37,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:37,296 INFO L93 Difference]: Finished difference Result 4848 states and 12318 transitions. [2022-03-03 18:15:37,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:37,297 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:37,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:37,303 INFO L225 Difference]: With dead ends: 4848 [2022-03-03 18:15:37,303 INFO L226 Difference]: Without dead ends: 4848 [2022-03-03 18:15:37,304 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:37,304 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1318 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 1396 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1318 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:37,304 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1318 Valid, 1776 Invalid, 1586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1396 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:37,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4848 states. [2022-03-03 18:15:37,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4848 to 3603. [2022-03-03 18:15:37,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3599 states have (on average 2.664351208669075) internal successors, (9589), 3602 states have internal predecessors, (9589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:37,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 9589 transitions. [2022-03-03 18:15:37,342 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 9589 transitions. Word has length 94 [2022-03-03 18:15:37,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:37,343 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 9589 transitions. [2022-03-03 18:15:37,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:37,343 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 9589 transitions. [2022-03-03 18:15:37,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:37,345 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:37,345 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] [2022-03-03 18:15:37,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-03 18:15:37,345 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:37,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:37,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1591693264, now seen corresponding path program 37 times [2022-03-03 18:15:37,345 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:37,346 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172568152] [2022-03-03 18:15:37,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:37,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:38,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:38,018 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:38,018 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172568152] [2022-03-03 18:15:38,018 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172568152] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:38,018 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:38,018 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:38,018 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384264998] [2022-03-03 18:15:38,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:38,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:38,018 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:38,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:38,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:38,019 INFO L87 Difference]: Start difference. First operand 3603 states and 9589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:39,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:39,326 INFO L93 Difference]: Finished difference Result 4694 states and 11914 transitions. [2022-03-03 18:15:39,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:39,326 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:39,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:39,333 INFO L225 Difference]: With dead ends: 4694 [2022-03-03 18:15:39,333 INFO L226 Difference]: Without dead ends: 4694 [2022-03-03 18:15:39,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:39,333 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1659 mSDsluCounter, 1156 mSDsCounter, 0 mSdLazyCounter, 1170 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1659 SdHoareTripleChecker+Valid, 1460 SdHoareTripleChecker+Invalid, 1409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 1170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:39,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1659 Valid, 1460 Invalid, 1409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 1170 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:15:39,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4694 states. [2022-03-03 18:15:39,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4694 to 3680. [2022-03-03 18:15:39,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3680 states, 3676 states have (on average 2.6694776931447226) internal successors, (9813), 3679 states have internal predecessors, (9813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 9813 transitions. [2022-03-03 18:15:39,375 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 9813 transitions. Word has length 94 [2022-03-03 18:15:39,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:39,375 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 9813 transitions. [2022-03-03 18:15:39,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:39,375 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 9813 transitions. [2022-03-03 18:15:39,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:39,378 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:39,378 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:39,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-03 18:15:39,378 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:39,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:39,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1762158920, now seen corresponding path program 38 times [2022-03-03 18:15:39,378 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:39,379 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457293518] [2022-03-03 18:15:39,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:39,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:39,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:40,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:40,026 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:40,026 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457293518] [2022-03-03 18:15:40,027 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457293518] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:40,027 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:40,027 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:40,027 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928729422] [2022-03-03 18:15:40,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:40,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:40,027 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:40,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:40,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:40,027 INFO L87 Difference]: Start difference. First operand 3680 states and 9813 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:41,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:41,346 INFO L93 Difference]: Finished difference Result 5128 states and 12821 transitions. [2022-03-03 18:15:41,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:41,346 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:41,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:41,353 INFO L225 Difference]: With dead ends: 5128 [2022-03-03 18:15:41,353 INFO L226 Difference]: Without dead ends: 5128 [2022-03-03 18:15:41,353 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:41,353 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1407 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 327 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1407 SdHoareTripleChecker+Valid, 1282 SdHoareTripleChecker+Invalid, 1336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 327 IncrementalHoareTripleChecker+Valid, 1009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:41,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1407 Valid, 1282 Invalid, 1336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [327 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:15:41,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-03 18:15:41,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 3691. [2022-03-03 18:15:41,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3691 states, 3687 states have (on average 2.6701925684838623) internal successors, (9845), 3690 states have internal predecessors, (9845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:41,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-03 18:15:41,395 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-03 18:15:41,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:41,395 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-03 18:15:41,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:41,395 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-03 18:15:41,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:41,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:41,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:41,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-03 18:15:41,398 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:41,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:41,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1897049840, now seen corresponding path program 39 times [2022-03-03 18:15:41,398 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:41,398 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991317529] [2022-03-03 18:15:41,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:41,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:42,227 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:42,227 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991317529] [2022-03-03 18:15:42,227 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991317529] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:42,227 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:42,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:42,228 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554283124] [2022-03-03 18:15:42,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:42,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:42,228 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:42,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:42,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:42,228 INFO L87 Difference]: Start difference. First operand 3691 states and 9845 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:44,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:44,078 INFO L93 Difference]: Finished difference Result 4793 states and 12191 transitions. [2022-03-03 18:15:44,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:44,079 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:44,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:44,085 INFO L225 Difference]: With dead ends: 4793 [2022-03-03 18:15:44,086 INFO L226 Difference]: Without dead ends: 4793 [2022-03-03 18:15:44,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:44,086 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1108 mSDsluCounter, 1891 mSDsCounter, 0 mSdLazyCounter, 1809 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1108 SdHoareTripleChecker+Valid, 2194 SdHoareTripleChecker+Invalid, 1988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:44,086 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1108 Valid, 2194 Invalid, 1988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1809 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:15:44,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4793 states. [2022-03-03 18:15:44,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4793 to 3647. [2022-03-03 18:15:44,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 3643 states have (on average 2.6673071644249244) internal successors, (9717), 3646 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:44,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-03 18:15:44,129 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-03 18:15:44,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:44,129 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-03 18:15:44,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:44,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-03 18:15:44,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:44,132 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:44,132 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:44,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-03 18:15:44,132 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:44,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:44,132 INFO L85 PathProgramCache]: Analyzing trace with hash 593864136, now seen corresponding path program 40 times [2022-03-03 18:15:44,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:44,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184333862] [2022-03-03 18:15:44,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:44,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:44,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:44,812 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:44,812 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184333862] [2022-03-03 18:15:44,812 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184333862] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:44,813 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:44,813 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:44,813 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88464712] [2022-03-03 18:15:44,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:44,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:44,813 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:44,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:44,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:44,813 INFO L87 Difference]: Start difference. First operand 3647 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:46,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:46,264 INFO L93 Difference]: Finished difference Result 4892 states and 12468 transitions. [2022-03-03 18:15:46,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:46,265 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:46,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:46,272 INFO L225 Difference]: With dead ends: 4892 [2022-03-03 18:15:46,272 INFO L226 Difference]: Without dead ends: 4892 [2022-03-03 18:15:46,272 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:46,272 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1235 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 1376 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 1713 SdHoareTripleChecker+Invalid, 1618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:46,272 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 1713 Invalid, 1618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1376 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:46,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4892 states. [2022-03-03 18:15:46,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4892 to 3702. [2022-03-03 18:15:46,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:46,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-03 18:15:46,316 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-03 18:15:46,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:46,316 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-03 18:15:46,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:46,316 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-03 18:15:46,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:46,319 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:46,319 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] [2022-03-03 18:15:46,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-03 18:15:46,319 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:46,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:46,319 INFO L85 PathProgramCache]: Analyzing trace with hash 423398480, now seen corresponding path program 41 times [2022-03-03 18:15:46,319 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:46,319 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022971359] [2022-03-03 18:15:46,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:46,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:46,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:46,959 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:46,959 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022971359] [2022-03-03 18:15:46,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022971359] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:46,959 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:46,959 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:46,959 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153797396] [2022-03-03 18:15:46,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:46,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:46,959 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:46,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:46,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:46,960 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:48,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:48,758 INFO L93 Difference]: Finished difference Result 5392 states and 13545 transitions. [2022-03-03 18:15:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:15:48,758 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:48,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:48,765 INFO L225 Difference]: With dead ends: 5392 [2022-03-03 18:15:48,765 INFO L226 Difference]: Without dead ends: 5392 [2022-03-03 18:15:48,766 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=389, Invalid=801, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:15:48,766 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1591 mSDsluCounter, 1639 mSDsCounter, 0 mSdLazyCounter, 1678 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 1990 SdHoareTripleChecker+Invalid, 1945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:48,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1591 Valid, 1990 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1678 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:15:48,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5392 states. [2022-03-03 18:15:48,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5392 to 3713. [2022-03-03 18:15:48,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3709 states have (on average 2.6716095982744674) internal successors, (9909), 3712 states have internal predecessors, (9909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:48,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-03 18:15:48,816 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-03 18:15:48,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:48,816 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-03 18:15:48,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:48,816 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-03 18:15:48,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:48,819 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:48,819 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] [2022-03-03 18:15:48,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-03 18:15:48,819 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:48,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:48,819 INFO L85 PathProgramCache]: Analyzing trace with hash 288507560, now seen corresponding path program 42 times [2022-03-03 18:15:48,819 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:48,819 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622407867] [2022-03-03 18:15:48,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:48,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:49,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:49,632 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:49,632 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622407867] [2022-03-03 18:15:49,632 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622407867] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:49,632 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:49,632 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:49,632 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924714963] [2022-03-03 18:15:49,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:49,632 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:49,632 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:49,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:49,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:49,633 INFO L87 Difference]: Start difference. First operand 3713 states and 9909 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:51,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:51,590 INFO L93 Difference]: Finished difference Result 4991 states and 12745 transitions. [2022-03-03 18:15:51,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:51,590 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:51,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:51,598 INFO L225 Difference]: With dead ends: 4991 [2022-03-03 18:15:51,598 INFO L226 Difference]: Without dead ends: 4991 [2022-03-03 18:15:51,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:51,599 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1407 mSDsluCounter, 1982 mSDsCounter, 0 mSdLazyCounter, 1938 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1407 SdHoareTripleChecker+Valid, 2282 SdHoareTripleChecker+Invalid, 2119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:51,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1407 Valid, 2282 Invalid, 2119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1938 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:15:51,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4991 states. [2022-03-03 18:15:51,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4991 to 3669. [2022-03-03 18:15:51,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3669 states, 3665 states have (on average 2.668758526603001) internal successors, (9781), 3668 states have internal predecessors, (9781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:51,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 3669 states and 9781 transitions. [2022-03-03 18:15:51,644 INFO L78 Accepts]: Start accepts. Automaton has 3669 states and 9781 transitions. Word has length 94 [2022-03-03 18:15:51,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:51,644 INFO L470 AbstractCegarLoop]: Abstraction has 3669 states and 9781 transitions. [2022-03-03 18:15:51,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:51,644 INFO L276 IsEmpty]: Start isEmpty. Operand 3669 states and 9781 transitions. [2022-03-03 18:15:51,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:51,647 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:51,647 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:51,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-03 18:15:51,647 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:51,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:51,647 INFO L85 PathProgramCache]: Analyzing trace with hash -328319450, now seen corresponding path program 43 times [2022-03-03 18:15:51,647 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:51,647 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954591499] [2022-03-03 18:15:51,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:51,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:52,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:52,356 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:52,356 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954591499] [2022-03-03 18:15:52,356 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954591499] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:52,356 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:52,356 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:52,356 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118780390] [2022-03-03 18:15:52,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:52,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:52,356 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:52,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:52,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:52,357 INFO L87 Difference]: Start difference. First operand 3669 states and 9781 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:53,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:53,972 INFO L93 Difference]: Finished difference Result 4782 states and 12170 transitions. [2022-03-03 18:15:53,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:53,973 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:53,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:53,979 INFO L225 Difference]: With dead ends: 4782 [2022-03-03 18:15:53,979 INFO L226 Difference]: Without dead ends: 4782 [2022-03-03 18:15:53,980 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:53,980 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1496 mSDsluCounter, 1589 mSDsCounter, 0 mSdLazyCounter, 1545 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1496 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 1789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:53,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1496 Valid, 1886 Invalid, 1789 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1545 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:15:53,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4782 states. [2022-03-03 18:15:54,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4782 to 3691. [2022-03-03 18:15:54,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3691 states, 3687 states have (on average 2.6701925684838623) internal successors, (9845), 3690 states have internal predecessors, (9845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:54,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-03 18:15:54,022 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-03 18:15:54,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:54,022 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-03 18:15:54,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:54,022 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-03 18:15:54,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:54,024 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:54,024 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:54,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-03 18:15:54,025 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:54,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:54,025 INFO L85 PathProgramCache]: Analyzing trace with hash -498785106, now seen corresponding path program 44 times [2022-03-03 18:15:54,025 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:54,025 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110860619] [2022-03-03 18:15:54,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:54,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:54,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:54,707 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:54,707 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110860619] [2022-03-03 18:15:54,707 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110860619] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:54,707 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:54,707 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:54,707 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372503698] [2022-03-03 18:15:54,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:54,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:54,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:54,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:54,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:54,708 INFO L87 Difference]: Start difference. First operand 3691 states and 9845 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:56,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:56,467 INFO L93 Difference]: Finished difference Result 5337 states and 13396 transitions. [2022-03-03 18:15:56,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:15:56,467 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:56,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:56,475 INFO L225 Difference]: With dead ends: 5337 [2022-03-03 18:15:56,475 INFO L226 Difference]: Without dead ends: 5337 [2022-03-03 18:15:56,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=412, Invalid=848, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:15:56,476 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1547 mSDsluCounter, 1486 mSDsCounter, 0 mSdLazyCounter, 1489 mSolverCounterSat, 331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1547 SdHoareTripleChecker+Valid, 1847 SdHoareTripleChecker+Invalid, 1820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 331 IncrementalHoareTripleChecker+Valid, 1489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:56,476 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1547 Valid, 1847 Invalid, 1820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [331 Valid, 1489 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:15:56,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5337 states. [2022-03-03 18:15:56,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5337 to 3702. [2022-03-03 18:15:56,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:56,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-03 18:15:56,524 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-03 18:15:56,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:56,524 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-03 18:15:56,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:56,524 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-03 18:15:56,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:56,527 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:56,527 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] [2022-03-03 18:15:56,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-03 18:15:56,527 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:56,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:56,527 INFO L85 PathProgramCache]: Analyzing trace with hash -633676026, now seen corresponding path program 45 times [2022-03-03 18:15:56,527 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:56,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099929166] [2022-03-03 18:15:56,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:56,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:57,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:57,339 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:57,339 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099929166] [2022-03-03 18:15:57,339 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099929166] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:57,339 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:57,339 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:57,339 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082558226] [2022-03-03 18:15:57,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:57,339 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:57,339 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:57,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:57,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:57,340 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:58,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:58,935 INFO L93 Difference]: Finished difference Result 4914 states and 12532 transitions. [2022-03-03 18:15:58,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:58,935 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:15:58,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:58,943 INFO L225 Difference]: With dead ends: 4914 [2022-03-03 18:15:58,943 INFO L226 Difference]: Without dead ends: 4914 [2022-03-03 18:15:58,943 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:58,943 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1212 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 1384 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 1722 SdHoareTripleChecker+Invalid, 1628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:58,943 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 1722 Invalid, 1628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1384 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:15:58,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4914 states. [2022-03-03 18:15:58,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4914 to 3680. [2022-03-03 18:15:58,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3680 states, 3676 states have (on average 2.6694776931447226) internal successors, (9813), 3679 states have internal predecessors, (9813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:59,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 9813 transitions. [2022-03-03 18:15:59,030 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 9813 transitions. Word has length 94 [2022-03-03 18:15:59,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:59,030 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 9813 transitions. [2022-03-03 18:15:59,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:59,030 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 9813 transitions. [2022-03-03 18:15:59,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:15:59,033 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:59,033 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:59,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-03 18:15:59,034 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:15:59,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:59,035 INFO L85 PathProgramCache]: Analyzing trace with hash 2093982630, now seen corresponding path program 46 times [2022-03-03 18:15:59,035 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:59,035 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77815428] [2022-03-03 18:15:59,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:59,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:59,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:59,569 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:59,569 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77815428] [2022-03-03 18:15:59,569 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77815428] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:59,569 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:59,569 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:59,569 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382810] [2022-03-03 18:15:59,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:59,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:59,570 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:59,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:59,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:59,570 INFO L87 Difference]: Start difference. First operand 3680 states and 9813 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:01,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:01,287 INFO L93 Difference]: Finished difference Result 5348 states and 13428 transitions. [2022-03-03 18:16:01,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:16:01,287 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:01,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:01,295 INFO L225 Difference]: With dead ends: 5348 [2022-03-03 18:16:01,295 INFO L226 Difference]: Without dead ends: 5348 [2022-03-03 18:16:01,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:16:01,296 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 1606 mSDsluCounter, 1491 mSDsCounter, 0 mSdLazyCounter, 1551 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1606 SdHoareTripleChecker+Valid, 1859 SdHoareTripleChecker+Invalid, 1761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:01,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1606 Valid, 1859 Invalid, 1761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1551 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:16:01,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5348 states. [2022-03-03 18:16:01,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5348 to 3691. [2022-03-03 18:16:01,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3691 states, 3687 states have (on average 2.6701925684838623) internal successors, (9845), 3690 states have internal predecessors, (9845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:01,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-03 18:16:01,342 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-03 18:16:01,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:01,342 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-03 18:16:01,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-03 18:16:01,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:01,345 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:01,345 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] [2022-03-03 18:16:01,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-03 18:16:01,345 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:01,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:01,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1371931140, now seen corresponding path program 47 times [2022-03-03 18:16:01,346 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:01,346 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968128520] [2022-03-03 18:16:01,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:01,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:02,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:02,092 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:02,092 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968128520] [2022-03-03 18:16:02,092 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968128520] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:02,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:02,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:02,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122755322] [2022-03-03 18:16:02,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:02,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:02,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:02,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:02,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:02,093 INFO L87 Difference]: Start difference. First operand 3691 states and 9845 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:04,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:04,016 INFO L93 Difference]: Finished difference Result 5348 states and 13428 transitions. [2022-03-03 18:16:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:16:04,016 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:04,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:04,024 INFO L225 Difference]: With dead ends: 5348 [2022-03-03 18:16:04,024 INFO L226 Difference]: Without dead ends: 5348 [2022-03-03 18:16:04,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:16:04,025 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 1484 mSDsluCounter, 1707 mSDsCounter, 0 mSdLazyCounter, 1660 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 2075 SdHoareTripleChecker+Invalid, 1962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 1660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:04,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 2075 Invalid, 1962 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 1660 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:16:04,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5348 states. [2022-03-03 18:16:04,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5348 to 3702. [2022-03-03 18:16:04,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:04,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-03 18:16:04,073 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-03 18:16:04,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:04,073 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-03 18:16:04,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:04,073 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-03 18:16:04,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:04,076 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:04,076 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:04,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-03 18:16:04,076 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:04,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:04,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1506822060, now seen corresponding path program 48 times [2022-03-03 18:16:04,076 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:04,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808289416] [2022-03-03 18:16:04,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:04,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:05,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:05,014 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:05,014 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808289416] [2022-03-03 18:16:05,014 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808289416] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:05,014 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:05,014 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:05,014 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291886827] [2022-03-03 18:16:05,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:05,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:05,014 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:05,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:05,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:05,015 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:06,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:06,685 INFO L93 Difference]: Finished difference Result 5013 states and 12798 transitions. [2022-03-03 18:16:06,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:06,685 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:06,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:06,691 INFO L225 Difference]: With dead ends: 5013 [2022-03-03 18:16:06,692 INFO L226 Difference]: Without dead ends: 5013 [2022-03-03 18:16:06,692 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:06,692 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1205 mSDsluCounter, 1505 mSDsCounter, 0 mSdLazyCounter, 1440 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1205 SdHoareTripleChecker+Valid, 1816 SdHoareTripleChecker+Invalid, 1684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:06,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1205 Valid, 1816 Invalid, 1684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1440 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:16:06,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2022-03-03 18:16:06,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 3647. [2022-03-03 18:16:06,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 3643 states have (on average 2.6673071644249244) internal successors, (9717), 3646 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:06,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-03 18:16:06,739 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-03 18:16:06,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:06,739 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-03 18:16:06,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:06,739 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-03 18:16:06,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:06,742 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:06,742 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:06,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-03 18:16:06,742 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:06,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:06,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1666126760, now seen corresponding path program 49 times [2022-03-03 18:16:06,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:06,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794764752] [2022-03-03 18:16:06,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:06,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:06,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:07,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:07,419 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:07,419 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794764752] [2022-03-03 18:16:07,419 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794764752] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:07,419 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:07,419 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:07,419 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308749857] [2022-03-03 18:16:07,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:07,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:07,419 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:07,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:07,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:07,420 INFO L87 Difference]: Start difference. First operand 3647 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:08,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:08,826 INFO L93 Difference]: Finished difference Result 4804 states and 12212 transitions. [2022-03-03 18:16:08,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:08,826 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:08,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:08,834 INFO L225 Difference]: With dead ends: 4804 [2022-03-03 18:16:08,834 INFO L226 Difference]: Without dead ends: 4804 [2022-03-03 18:16:08,834 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:08,834 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1432 mSDsluCounter, 1326 mSDsCounter, 0 mSdLazyCounter, 1309 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 1622 SdHoareTripleChecker+Invalid, 1519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:08,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 1622 Invalid, 1519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1309 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:16:08,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2022-03-03 18:16:08,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 3724. [2022-03-03 18:16:08,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3724 states, 3720 states have (on average 2.6723118279569893) internal successors, (9941), 3723 states have internal predecessors, (9941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:08,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 3724 states and 9941 transitions. [2022-03-03 18:16:08,888 INFO L78 Accepts]: Start accepts. Automaton has 3724 states and 9941 transitions. Word has length 94 [2022-03-03 18:16:08,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:08,888 INFO L470 AbstractCegarLoop]: Abstraction has 3724 states and 9941 transitions. [2022-03-03 18:16:08,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:08,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 9941 transitions. [2022-03-03 18:16:08,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:08,891 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:08,891 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] [2022-03-03 18:16:08,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-03 18:16:08,891 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:08,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:08,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1836592416, now seen corresponding path program 50 times [2022-03-03 18:16:08,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:08,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931811392] [2022-03-03 18:16:08,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:08,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:09,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:09,544 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:09,545 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931811392] [2022-03-03 18:16:09,545 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931811392] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:09,545 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:09,545 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:09,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016079119] [2022-03-03 18:16:09,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:09,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:09,545 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:09,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:09,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:09,545 INFO L87 Difference]: Start difference. First operand 3724 states and 9941 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:11,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:11,005 INFO L93 Difference]: Finished difference Result 5238 states and 13119 transitions. [2022-03-03 18:16:11,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:11,005 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:11,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:11,013 INFO L225 Difference]: With dead ends: 5238 [2022-03-03 18:16:11,013 INFO L226 Difference]: Without dead ends: 5238 [2022-03-03 18:16:11,013 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:11,013 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1349 mSDsluCounter, 1250 mSDsCounter, 0 mSdLazyCounter, 1319 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 1592 SdHoareTripleChecker+Invalid, 1621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 1319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:11,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 1592 Invalid, 1621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 1319 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:16:11,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5238 states. [2022-03-03 18:16:11,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5238 to 3735. [2022-03-03 18:16:11,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3735 states, 3731 states have (on average 2.673009916912356) internal successors, (9973), 3734 states have internal predecessors, (9973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:11,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3735 states and 9973 transitions. [2022-03-03 18:16:11,058 INFO L78 Accepts]: Start accepts. Automaton has 3735 states and 9973 transitions. Word has length 94 [2022-03-03 18:16:11,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:11,058 INFO L470 AbstractCegarLoop]: Abstraction has 3735 states and 9973 transitions. [2022-03-03 18:16:11,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:11,059 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 9973 transitions. [2022-03-03 18:16:11,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:11,061 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:11,061 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:11,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-03 18:16:11,061 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:11,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:11,062 INFO L85 PathProgramCache]: Analyzing trace with hash -1971483336, now seen corresponding path program 51 times [2022-03-03 18:16:11,062 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:11,062 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581151167] [2022-03-03 18:16:11,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:11,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:11,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:11,977 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:11,977 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581151167] [2022-03-03 18:16:11,977 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581151167] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:11,977 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:11,977 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:11,977 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288147828] [2022-03-03 18:16:11,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:11,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:11,977 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:11,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:11,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:11,978 INFO L87 Difference]: Start difference. First operand 3735 states and 9973 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:13,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:13,599 INFO L93 Difference]: Finished difference Result 4903 states and 12489 transitions. [2022-03-03 18:16:13,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:13,599 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:13,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:13,605 INFO L225 Difference]: With dead ends: 4903 [2022-03-03 18:16:13,605 INFO L226 Difference]: Without dead ends: 4903 [2022-03-03 18:16:13,605 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:13,605 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1380 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 1555 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1380 SdHoareTripleChecker+Valid, 1865 SdHoareTripleChecker+Invalid, 1740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 1555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:13,605 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1380 Valid, 1865 Invalid, 1740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1555 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:16:13,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4903 states. [2022-03-03 18:16:13,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4903 to 3691. [2022-03-03 18:16:13,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3691 states, 3687 states have (on average 2.6701925684838623) internal successors, (9845), 3690 states have internal predecessors, (9845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:13,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-03 18:16:13,648 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-03 18:16:13,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:13,648 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-03 18:16:13,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:13,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-03 18:16:13,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:13,651 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:13,651 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:13,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-03 18:16:13,651 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:13,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:13,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1706656950, now seen corresponding path program 52 times [2022-03-03 18:16:13,652 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:13,652 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856954827] [2022-03-03 18:16:13,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:13,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:14,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:14,305 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:14,305 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856954827] [2022-03-03 18:16:14,305 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856954827] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:14,305 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:14,305 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:14,305 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263332262] [2022-03-03 18:16:14,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:14,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:14,305 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:14,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:14,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:14,306 INFO L87 Difference]: Start difference. First operand 3691 states and 9845 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:15,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:15,713 INFO L93 Difference]: Finished difference Result 4870 states and 12404 transitions. [2022-03-03 18:16:15,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:15,714 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:15,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:15,721 INFO L225 Difference]: With dead ends: 4870 [2022-03-03 18:16:15,721 INFO L226 Difference]: Without dead ends: 4870 [2022-03-03 18:16:15,722 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:15,722 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1501 mSDsluCounter, 1357 mSDsCounter, 0 mSdLazyCounter, 1387 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1501 SdHoareTripleChecker+Valid, 1653 SdHoareTripleChecker+Invalid, 1630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:15,722 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1501 Valid, 1653 Invalid, 1630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1387 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:16:15,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4870 states. [2022-03-03 18:16:15,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4870 to 3713. [2022-03-03 18:16:15,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3709 states have (on average 2.6716095982744674) internal successors, (9909), 3712 states have internal predecessors, (9909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:15,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-03 18:16:15,769 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-03 18:16:15,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:15,769 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-03 18:16:15,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-03 18:16:15,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:15,773 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:15,773 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:15,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-03 18:16:15,774 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:15,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:15,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1536191294, now seen corresponding path program 53 times [2022-03-03 18:16:15,774 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:15,774 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174883693] [2022-03-03 18:16:15,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:15,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:16,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:16,471 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:16,471 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174883693] [2022-03-03 18:16:16,471 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174883693] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:16,471 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:16,471 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:16,471 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665544771] [2022-03-03 18:16:16,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:16,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:16,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:16,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:16,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:16,472 INFO L87 Difference]: Start difference. First operand 3713 states and 9909 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:17,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:17,899 INFO L93 Difference]: Finished difference Result 5425 states and 13630 transitions. [2022-03-03 18:16:17,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:16:17,900 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:17,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:17,907 INFO L225 Difference]: With dead ends: 5425 [2022-03-03 18:16:17,907 INFO L226 Difference]: Without dead ends: 5425 [2022-03-03 18:16:17,907 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:16:17,907 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1430 mSDsluCounter, 1128 mSDsCounter, 0 mSdLazyCounter, 1237 mSolverCounterSat, 336 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1430 SdHoareTripleChecker+Valid, 1478 SdHoareTripleChecker+Invalid, 1573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 336 IncrementalHoareTripleChecker+Valid, 1237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:17,908 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1430 Valid, 1478 Invalid, 1573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [336 Valid, 1237 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:16:17,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5425 states. [2022-03-03 18:16:17,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5425 to 3724. [2022-03-03 18:16:17,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3724 states, 3720 states have (on average 2.6723118279569893) internal successors, (9941), 3723 states have internal predecessors, (9941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 3724 states and 9941 transitions. [2022-03-03 18:16:17,951 INFO L78 Accepts]: Start accepts. Automaton has 3724 states and 9941 transitions. Word has length 94 [2022-03-03 18:16:17,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:17,951 INFO L470 AbstractCegarLoop]: Abstraction has 3724 states and 9941 transitions. [2022-03-03 18:16:17,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:17,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 9941 transitions. [2022-03-03 18:16:17,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:17,953 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:17,953 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:17,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-03 18:16:17,953 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:17,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:17,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1401300374, now seen corresponding path program 54 times [2022-03-03 18:16:17,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:17,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8323679] [2022-03-03 18:16:17,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:17,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:18,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:18,764 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:18,764 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8323679] [2022-03-03 18:16:18,764 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8323679] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:18,764 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:18,764 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:18,764 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605389703] [2022-03-03 18:16:18,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:18,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:18,764 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:18,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:18,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:18,765 INFO L87 Difference]: Start difference. First operand 3724 states and 9941 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:20,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:20,792 INFO L93 Difference]: Finished difference Result 5002 states and 12766 transitions. [2022-03-03 18:16:20,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:20,792 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:20,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:20,799 INFO L225 Difference]: With dead ends: 5002 [2022-03-03 18:16:20,799 INFO L226 Difference]: Without dead ends: 5002 [2022-03-03 18:16:20,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:20,799 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1169 mSDsluCounter, 2039 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1169 SdHoareTripleChecker+Valid, 2334 SdHoareTripleChecker+Invalid, 2198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:20,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1169 Valid, 2334 Invalid, 2198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 2012 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:16:20,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5002 states. [2022-03-03 18:16:20,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5002 to 3702. [2022-03-03 18:16:20,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:20,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-03 18:16:20,846 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-03 18:16:20,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:20,846 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-03 18:16:20,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:20,847 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-03 18:16:20,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:20,850 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:20,850 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] [2022-03-03 18:16:20,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-03 18:16:20,850 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:20,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:20,851 INFO L85 PathProgramCache]: Analyzing trace with hash -166008266, now seen corresponding path program 55 times [2022-03-03 18:16:20,851 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:20,851 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844872948] [2022-03-03 18:16:20,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:20,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:21,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:21,514 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:21,514 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844872948] [2022-03-03 18:16:21,514 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844872948] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:21,514 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:21,514 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:21,514 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275089806] [2022-03-03 18:16:21,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:21,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:21,514 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:21,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:21,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:21,515 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:23,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:23,155 INFO L93 Difference]: Finished difference Result 5513 states and 13853 transitions. [2022-03-03 18:16:23,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:16:23,156 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:23,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:23,165 INFO L225 Difference]: With dead ends: 5513 [2022-03-03 18:16:23,165 INFO L226 Difference]: Without dead ends: 5513 [2022-03-03 18:16:23,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=472, Invalid=934, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:16:23,165 INFO L933 BasicCegarLoop]: 400 mSDtfsCounter, 1744 mSDsluCounter, 1247 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1744 SdHoareTripleChecker+Valid, 1626 SdHoareTripleChecker+Invalid, 1660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 1382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:23,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1744 Valid, 1626 Invalid, 1660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:16:23,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5513 states. [2022-03-03 18:16:23,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5513 to 3713. [2022-03-03 18:16:23,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3709 states have (on average 2.6716095982744674) internal successors, (9909), 3712 states have internal predecessors, (9909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:23,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-03 18:16:23,218 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-03 18:16:23,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:23,218 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-03 18:16:23,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:23,219 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-03 18:16:23,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:23,221 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:23,221 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:23,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-03 18:16:23,222 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:23,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:23,222 INFO L85 PathProgramCache]: Analyzing trace with hash 663045260, now seen corresponding path program 56 times [2022-03-03 18:16:23,222 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:23,222 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035090896] [2022-03-03 18:16:23,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:23,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:24,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:24,001 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:24,001 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035090896] [2022-03-03 18:16:24,001 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035090896] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:24,001 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:24,001 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:24,001 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980474740] [2022-03-03 18:16:24,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:24,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:24,001 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:24,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:24,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:24,002 INFO L87 Difference]: Start difference. First operand 3713 states and 9909 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:25,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:25,732 INFO L93 Difference]: Finished difference Result 5436 states and 13662 transitions. [2022-03-03 18:16:25,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:16:25,733 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:25,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:25,741 INFO L225 Difference]: With dead ends: 5436 [2022-03-03 18:16:25,741 INFO L226 Difference]: Without dead ends: 5436 [2022-03-03 18:16:25,741 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:16:25,742 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1553 mSDsluCounter, 1441 mSDsCounter, 0 mSdLazyCounter, 1476 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1553 SdHoareTripleChecker+Valid, 1798 SdHoareTripleChecker+Invalid, 1810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 1476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:25,742 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1553 Valid, 1798 Invalid, 1810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 1476 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:16:25,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5436 states. [2022-03-03 18:16:25,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5436 to 3724. [2022-03-03 18:16:25,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3724 states, 3720 states have (on average 2.6723118279569893) internal successors, (9941), 3723 states have internal predecessors, (9941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:25,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 3724 states and 9941 transitions. [2022-03-03 18:16:25,792 INFO L78 Accepts]: Start accepts. Automaton has 3724 states and 9941 transitions. Word has length 94 [2022-03-03 18:16:25,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:25,792 INFO L470 AbstractCegarLoop]: Abstraction has 3724 states and 9941 transitions. [2022-03-03 18:16:25,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:25,792 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 9941 transitions. [2022-03-03 18:16:25,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:25,795 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:25,795 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:25,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-03 18:16:25,795 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:25,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:25,795 INFO L85 PathProgramCache]: Analyzing trace with hash 528154340, now seen corresponding path program 57 times [2022-03-03 18:16:25,795 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:25,795 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724712944] [2022-03-03 18:16:25,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:25,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:26,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:26,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:26,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724712944] [2022-03-03 18:16:26,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724712944] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:26,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:26,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:26,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167462139] [2022-03-03 18:16:26,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:26,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:26,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:26,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:26,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:26,771 INFO L87 Difference]: Start difference. First operand 3724 states and 9941 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:28,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:28,478 INFO L93 Difference]: Finished difference Result 5101 states and 13032 transitions. [2022-03-03 18:16:28,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:28,478 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:28,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:28,486 INFO L225 Difference]: With dead ends: 5101 [2022-03-03 18:16:28,486 INFO L226 Difference]: Without dead ends: 5101 [2022-03-03 18:16:28,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:28,487 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1427 mSDsluCounter, 1523 mSDsCounter, 0 mSdLazyCounter, 1511 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1427 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 1731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:28,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1427 Valid, 1830 Invalid, 1731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1511 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:16:28,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5101 states. [2022-03-03 18:16:28,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5101 to 3669. [2022-03-03 18:16:28,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3669 states, 3665 states have (on average 2.668758526603001) internal successors, (9781), 3668 states have internal predecessors, (9781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:28,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 3669 states and 9781 transitions. [2022-03-03 18:16:28,537 INFO L78 Accepts]: Start accepts. Automaton has 3669 states and 9781 transitions. Word has length 94 [2022-03-03 18:16:28,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:28,537 INFO L470 AbstractCegarLoop]: Abstraction has 3669 states and 9781 transitions. [2022-03-03 18:16:28,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:28,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3669 states and 9781 transitions. [2022-03-03 18:16:28,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:28,540 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:28,540 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:28,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-03 18:16:28,541 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:28,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:28,541 INFO L85 PathProgramCache]: Analyzing trace with hash -805675752, now seen corresponding path program 58 times [2022-03-03 18:16:28,541 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:28,541 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286846026] [2022-03-03 18:16:28,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:28,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:28,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:29,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:29,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:29,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286846026] [2022-03-03 18:16:29,255 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286846026] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:29,255 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:29,255 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:29,255 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030992833] [2022-03-03 18:16:29,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:29,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:29,255 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:29,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:29,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:29,256 INFO L87 Difference]: Start difference. First operand 3669 states and 9781 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:30,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:30,685 INFO L93 Difference]: Finished difference Result 4672 states and 11850 transitions. [2022-03-03 18:16:30,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:30,685 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:30,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:30,693 INFO L225 Difference]: With dead ends: 4672 [2022-03-03 18:16:30,693 INFO L226 Difference]: Without dead ends: 4672 [2022-03-03 18:16:30,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:30,693 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1338 mSDsluCounter, 1254 mSDsCounter, 0 mSdLazyCounter, 1268 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1338 SdHoareTripleChecker+Valid, 1550 SdHoareTripleChecker+Invalid, 1548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:30,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1338 Valid, 1550 Invalid, 1548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1268 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:16:30,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4672 states. [2022-03-03 18:16:30,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4672 to 3702. [2022-03-03 18:16:30,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:30,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-03 18:16:30,741 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-03 18:16:30,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:30,741 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-03 18:16:30,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:30,741 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-03 18:16:30,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:30,744 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:30,744 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:30,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-03 18:16:30,744 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:30,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:30,744 INFO L85 PathProgramCache]: Analyzing trace with hash -976141408, now seen corresponding path program 59 times [2022-03-03 18:16:30,744 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:30,744 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100261121] [2022-03-03 18:16:30,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:30,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:31,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:31,399 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:31,399 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100261121] [2022-03-03 18:16:31,399 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100261121] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:31,399 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:31,399 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:31,399 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444141464] [2022-03-03 18:16:31,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:31,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:31,399 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:31,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:31,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:31,400 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:32,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:32,915 INFO L93 Difference]: Finished difference Result 5139 states and 12842 transitions. [2022-03-03 18:16:32,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:32,915 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:32,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:32,924 INFO L225 Difference]: With dead ends: 5139 [2022-03-03 18:16:32,924 INFO L226 Difference]: Without dead ends: 5139 [2022-03-03 18:16:32,924 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:32,924 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1416 mSDsluCounter, 1407 mSDsCounter, 0 mSdLazyCounter, 1429 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1416 SdHoareTripleChecker+Valid, 1747 SdHoareTripleChecker+Invalid, 1702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 273 IncrementalHoareTripleChecker+Valid, 1429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:32,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1416 Valid, 1747 Invalid, 1702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [273 Valid, 1429 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:16:32,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5139 states. [2022-03-03 18:16:32,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5139 to 3713. [2022-03-03 18:16:32,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3709 states have (on average 2.6716095982744674) internal successors, (9909), 3712 states have internal predecessors, (9909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:32,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-03 18:16:32,977 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-03 18:16:32,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:32,977 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-03 18:16:32,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:32,977 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-03 18:16:32,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:32,980 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:32,980 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:32,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-03 18:16:32,980 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:32,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:32,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1111032328, now seen corresponding path program 60 times [2022-03-03 18:16:32,981 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:32,981 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130787875] [2022-03-03 18:16:32,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:32,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:33,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:33,821 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:33,821 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130787875] [2022-03-03 18:16:33,821 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130787875] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:33,822 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:33,822 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:33,822 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451234123] [2022-03-03 18:16:33,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:33,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:33,822 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:33,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:33,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:33,822 INFO L87 Difference]: Start difference. First operand 3713 states and 9909 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:35,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:35,466 INFO L93 Difference]: Finished difference Result 4804 states and 12212 transitions. [2022-03-03 18:16:35,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:35,467 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:35,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:35,474 INFO L225 Difference]: With dead ends: 4804 [2022-03-03 18:16:35,474 INFO L226 Difference]: Without dead ends: 4804 [2022-03-03 18:16:35,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:35,475 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1428 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1554 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 1775 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 1554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:35,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 1830 Invalid, 1775 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 1554 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:16:35,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2022-03-03 18:16:35,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 3691. [2022-03-03 18:16:35,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3691 states, 3687 states have (on average 2.6701925684838623) internal successors, (9845), 3690 states have internal predecessors, (9845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:35,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-03 18:16:35,524 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-03 18:16:35,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:35,524 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-03 18:16:35,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:35,525 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-03 18:16:35,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:35,528 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:35,528 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:35,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-03 18:16:35,528 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:35,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:35,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1616626328, now seen corresponding path program 61 times [2022-03-03 18:16:35,528 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:35,528 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175573511] [2022-03-03 18:16:35,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:35,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:36,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:36,085 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:36,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175573511] [2022-03-03 18:16:36,085 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175573511] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:36,085 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:36,085 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:36,085 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244391219] [2022-03-03 18:16:36,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:36,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:36,085 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:36,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:36,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:36,085 INFO L87 Difference]: Start difference. First operand 3691 states and 9845 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:37,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:37,958 INFO L93 Difference]: Finished difference Result 5447 states and 13672 transitions. [2022-03-03 18:16:37,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:16:37,958 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:37,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:37,967 INFO L225 Difference]: With dead ends: 5447 [2022-03-03 18:16:37,967 INFO L226 Difference]: Without dead ends: 5447 [2022-03-03 18:16:37,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=494, Invalid=988, Unknown=0, NotChecked=0, Total=1482 [2022-03-03 18:16:37,967 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 1296 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1296 SdHoareTripleChecker+Valid, 2009 SdHoareTripleChecker+Invalid, 1911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:37,968 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1296 Valid, 2009 Invalid, 1911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:16:37,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5447 states. [2022-03-03 18:16:38,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5447 to 3702. [2022-03-03 18:16:38,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:38,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-03 18:16:38,020 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-03 18:16:38,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:38,020 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-03 18:16:38,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-03 18:16:38,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:38,024 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:38,024 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:38,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-03 18:16:38,024 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:38,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:38,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1849287442, now seen corresponding path program 62 times [2022-03-03 18:16:38,024 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:38,024 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139628487] [2022-03-03 18:16:38,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:38,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:38,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:38,785 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:38,785 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139628487] [2022-03-03 18:16:38,785 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139628487] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:38,785 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:38,785 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:38,785 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680142779] [2022-03-03 18:16:38,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:38,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:38,785 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:38,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:38,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:38,786 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:40,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:40,455 INFO L93 Difference]: Finished difference Result 5326 states and 13353 transitions. [2022-03-03 18:16:40,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:16:40,455 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:40,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:40,465 INFO L225 Difference]: With dead ends: 5326 [2022-03-03 18:16:40,465 INFO L226 Difference]: Without dead ends: 5326 [2022-03-03 18:16:40,465 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:16:40,465 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1621 mSDsluCounter, 1469 mSDsCounter, 0 mSdLazyCounter, 1512 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1621 SdHoareTripleChecker+Valid, 1816 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:40,465 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1621 Valid, 1816 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1512 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:16:40,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5326 states. [2022-03-03 18:16:40,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5326 to 3713. [2022-03-03 18:16:40,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3709 states have (on average 2.6716095982744674) internal successors, (9909), 3712 states have internal predecessors, (9909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:40,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-03 18:16:40,518 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-03 18:16:40,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:40,519 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-03 18:16:40,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:40,519 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-03 18:16:40,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:40,521 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:40,521 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:40,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-03 18:16:40,522 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:40,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:40,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1984178362, now seen corresponding path program 63 times [2022-03-03 18:16:40,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:40,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553487764] [2022-03-03 18:16:40,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:40,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:41,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:41,484 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:41,484 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553487764] [2022-03-03 18:16:41,484 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553487764] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:41,484 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:41,484 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:41,484 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838381687] [2022-03-03 18:16:41,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:41,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:41,485 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:41,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:41,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:41,485 INFO L87 Difference]: Start difference. First operand 3713 states and 9909 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:43,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:43,308 INFO L93 Difference]: Finished difference Result 4991 states and 12723 transitions. [2022-03-03 18:16:43,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:43,308 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:43,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:43,316 INFO L225 Difference]: With dead ends: 4991 [2022-03-03 18:16:43,316 INFO L226 Difference]: Without dead ends: 4991 [2022-03-03 18:16:43,316 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:43,316 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1093 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1801 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1093 SdHoareTripleChecker+Valid, 2136 SdHoareTripleChecker+Invalid, 1991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:43,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1093 Valid, 2136 Invalid, 1991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1801 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:16:43,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4991 states. [2022-03-03 18:16:43,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4991 to 3680. [2022-03-03 18:16:43,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3680 states, 3676 states have (on average 2.6694776931447226) internal successors, (9813), 3679 states have internal predecessors, (9813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 9813 transitions. [2022-03-03 18:16:43,363 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 9813 transitions. Word has length 94 [2022-03-03 18:16:43,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:43,363 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 9813 transitions. [2022-03-03 18:16:43,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:43,364 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 9813 transitions. [2022-03-03 18:16:43,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:43,366 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:43,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:43,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-03 18:16:43,366 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:43,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:43,367 INFO L85 PathProgramCache]: Analyzing trace with hash 565935582, now seen corresponding path program 64 times [2022-03-03 18:16:43,367 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:43,367 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900438302] [2022-03-03 18:16:43,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:43,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:43,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:43,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:43,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:43,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900438302] [2022-03-03 18:16:43,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900438302] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:43,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:43,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:43,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893753605] [2022-03-03 18:16:43,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:43,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:43,953 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:43,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:43,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:43,954 INFO L87 Difference]: Start difference. First operand 3680 states and 9813 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:45,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:45,853 INFO L93 Difference]: Finished difference Result 5392 states and 13523 transitions. [2022-03-03 18:16:45,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:16:45,854 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:45,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:45,862 INFO L225 Difference]: With dead ends: 5392 [2022-03-03 18:16:45,862 INFO L226 Difference]: Without dead ends: 5392 [2022-03-03 18:16:45,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-03 18:16:45,863 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 1642 mSDsluCounter, 1560 mSDsCounter, 0 mSdLazyCounter, 1646 mSolverCounterSat, 312 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1642 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 1958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 312 IncrementalHoareTripleChecker+Valid, 1646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:45,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1642 Valid, 1952 Invalid, 1958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [312 Valid, 1646 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:16:45,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5392 states. [2022-03-03 18:16:45,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5392 to 3691. [2022-03-03 18:16:45,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3691 states, 3687 states have (on average 2.6701925684838623) internal successors, (9845), 3690 states have internal predecessors, (9845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:45,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-03 18:16:45,914 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-03 18:16:45,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:45,914 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-03 18:16:45,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:45,914 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-03 18:16:45,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:45,917 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:45,917 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:45,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-03 18:16:45,917 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:45,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:45,917 INFO L85 PathProgramCache]: Analyzing trace with hash -849782046, now seen corresponding path program 65 times [2022-03-03 18:16:45,917 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:45,917 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925846092] [2022-03-03 18:16:45,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:45,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:46,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:46,629 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:46,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925846092] [2022-03-03 18:16:46,629 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925846092] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:46,629 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:46,629 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:46,629 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550519429] [2022-03-03 18:16:46,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:46,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:46,630 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:46,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:46,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:46,630 INFO L87 Difference]: Start difference. First operand 3691 states and 9845 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:48,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:48,749 INFO L93 Difference]: Finished difference Result 5447 states and 13672 transitions. [2022-03-03 18:16:48,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:16:48,750 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:48,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:48,758 INFO L225 Difference]: With dead ends: 5447 [2022-03-03 18:16:48,758 INFO L226 Difference]: Without dead ends: 5447 [2022-03-03 18:16:48,759 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-03 18:16:48,759 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 1284 mSDsluCounter, 1866 mSDsCounter, 0 mSdLazyCounter, 1900 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 2254 SdHoareTripleChecker+Invalid, 2183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:48,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 2254 Invalid, 2183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1900 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:16:48,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5447 states. [2022-03-03 18:16:48,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5447 to 3702. [2022-03-03 18:16:48,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:48,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-03 18:16:48,813 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-03 18:16:48,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:48,813 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-03 18:16:48,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:48,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-03 18:16:48,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:48,816 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:48,816 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:48,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-03 18:16:48,816 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:48,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:48,816 INFO L85 PathProgramCache]: Analyzing trace with hash -20728520, now seen corresponding path program 66 times [2022-03-03 18:16:48,816 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:48,816 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511665030] [2022-03-03 18:16:48,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:48,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:49,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:49,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:49,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511665030] [2022-03-03 18:16:49,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511665030] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:49,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:49,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:49,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592694647] [2022-03-03 18:16:49,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:49,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:49,770 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:49,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:49,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:49,771 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:51,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:51,587 INFO L93 Difference]: Finished difference Result 5392 states and 13523 transitions. [2022-03-03 18:16:51,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:51,587 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:51,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:51,596 INFO L225 Difference]: With dead ends: 5392 [2022-03-03 18:16:51,596 INFO L226 Difference]: Without dead ends: 5392 [2022-03-03 18:16:51,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:51,597 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1583 mSDsluCounter, 1760 mSDsCounter, 0 mSdLazyCounter, 1819 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1583 SdHoareTripleChecker+Valid, 2099 SdHoareTripleChecker+Invalid, 2036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:51,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1583 Valid, 2099 Invalid, 2036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1819 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:16:51,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5392 states. [2022-03-03 18:16:51,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5392 to 3713. [2022-03-03 18:16:51,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3709 states have (on average 2.6716095982744674) internal successors, (9909), 3712 states have internal predecessors, (9909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:51,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-03 18:16:51,650 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-03 18:16:51,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:51,650 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-03 18:16:51,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:51,651 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-03 18:16:51,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:51,653 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:51,653 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] [2022-03-03 18:16:51,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-03 18:16:51,654 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:51,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:51,654 INFO L85 PathProgramCache]: Analyzing trace with hash -155619440, now seen corresponding path program 67 times [2022-03-03 18:16:51,654 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:51,654 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165935422] [2022-03-03 18:16:51,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:51,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:52,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:52,819 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:52,819 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165935422] [2022-03-03 18:16:52,819 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165935422] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:52,819 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:52,819 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:52,819 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434712327] [2022-03-03 18:16:52,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:52,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:52,820 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:52,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:52,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:52,820 INFO L87 Difference]: Start difference. First operand 3713 states and 9909 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:54,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:54,518 INFO L93 Difference]: Finished difference Result 5002 states and 12744 transitions. [2022-03-03 18:16:54,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:54,518 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:54,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:54,526 INFO L225 Difference]: With dead ends: 5002 [2022-03-03 18:16:54,526 INFO L226 Difference]: Without dead ends: 5002 [2022-03-03 18:16:54,527 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:54,527 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1110 mSDsluCounter, 1548 mSDsCounter, 0 mSdLazyCounter, 1528 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1110 SdHoareTripleChecker+Valid, 1854 SdHoareTripleChecker+Invalid, 1722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 1528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:54,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1110 Valid, 1854 Invalid, 1722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 1528 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:16:54,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5002 states. [2022-03-03 18:16:54,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5002 to 3647. [2022-03-03 18:16:54,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 3643 states have (on average 2.6673071644249244) internal successors, (9717), 3646 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:54,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-03 18:16:54,575 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-03 18:16:54,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:54,575 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-03 18:16:54,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:54,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-03 18:16:54,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:54,578 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:54,578 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:54,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-03 18:16:54,578 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:54,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:54,578 INFO L85 PathProgramCache]: Analyzing trace with hash -1960789006, now seen corresponding path program 1 times [2022-03-03 18:16:54,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:54,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831205928] [2022-03-03 18:16:54,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:54,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:55,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:55,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:55,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831205928] [2022-03-03 18:16:55,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831205928] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:55,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:55,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:55,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898343027] [2022-03-03 18:16:55,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:55,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:55,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:55,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:55,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:55,589 INFO L87 Difference]: Start difference. First operand 3647 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:57,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:57,014 INFO L93 Difference]: Finished difference Result 4561 states and 11628 transitions. [2022-03-03 18:16:57,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:57,014 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:57,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:57,020 INFO L225 Difference]: With dead ends: 4561 [2022-03-03 18:16:57,020 INFO L226 Difference]: Without dead ends: 4561 [2022-03-03 18:16:57,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:57,020 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1927 mSDsluCounter, 1316 mSDsCounter, 0 mSdLazyCounter, 1064 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1927 SdHoareTripleChecker+Valid, 1612 SdHoareTripleChecker+Invalid, 1353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1064 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:57,021 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1927 Valid, 1612 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1064 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:16:57,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4561 states. [2022-03-03 18:16:57,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4561 to 3871. [2022-03-03 18:16:57,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3871 states, 3867 states have (on average 2.677527799327644) internal successors, (10354), 3870 states have internal predecessors, (10354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:57,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3871 states to 3871 states and 10354 transitions. [2022-03-03 18:16:57,064 INFO L78 Accepts]: Start accepts. Automaton has 3871 states and 10354 transitions. Word has length 94 [2022-03-03 18:16:57,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:57,064 INFO L470 AbstractCegarLoop]: Abstraction has 3871 states and 10354 transitions. [2022-03-03 18:16:57,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:57,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3871 states and 10354 transitions. [2022-03-03 18:16:57,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:57,067 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:57,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:57,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-03 18:16:57,067 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:57,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:57,067 INFO L85 PathProgramCache]: Analyzing trace with hash -2107685296, now seen corresponding path program 2 times [2022-03-03 18:16:57,068 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:57,068 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202704712] [2022-03-03 18:16:57,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:57,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:58,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:58,289 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:58,289 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202704712] [2022-03-03 18:16:58,289 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202704712] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:58,289 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:58,289 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:58,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316275808] [2022-03-03 18:16:58,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:58,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:58,290 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:58,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:58,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:58,290 INFO L87 Difference]: Start difference. First operand 3871 states and 10354 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:59,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:59,790 INFO L93 Difference]: Finished difference Result 4311 states and 11195 transitions. [2022-03-03 18:16:59,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:59,791 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:16:59,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:59,796 INFO L225 Difference]: With dead ends: 4311 [2022-03-03 18:16:59,796 INFO L226 Difference]: Without dead ends: 4311 [2022-03-03 18:16:59,796 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:59,796 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1579 mSDsluCounter, 1529 mSDsCounter, 0 mSdLazyCounter, 1254 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 1817 SdHoareTripleChecker+Invalid, 1373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 1254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:59,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1579 Valid, 1817 Invalid, 1373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 1254 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:16:59,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4311 states. [2022-03-03 18:16:59,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4311 to 3887. [2022-03-03 18:16:59,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3887 states, 3883 states have (on average 2.6785990213752253) internal successors, (10401), 3886 states have internal predecessors, (10401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:59,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 3887 states and 10401 transitions. [2022-03-03 18:16:59,837 INFO L78 Accepts]: Start accepts. Automaton has 3887 states and 10401 transitions. Word has length 94 [2022-03-03 18:16:59,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:59,837 INFO L470 AbstractCegarLoop]: Abstraction has 3887 states and 10401 transitions. [2022-03-03 18:16:59,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:59,837 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states and 10401 transitions. [2022-03-03 18:16:59,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:16:59,840 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:59,840 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] [2022-03-03 18:16:59,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-03 18:16:59,840 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:16:59,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:59,840 INFO L85 PathProgramCache]: Analyzing trace with hash -654045710, now seen corresponding path program 3 times [2022-03-03 18:16:59,840 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:59,840 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109202176] [2022-03-03 18:16:59,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:59,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:00,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:00,434 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:00,434 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109202176] [2022-03-03 18:17:00,434 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109202176] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:00,434 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:00,435 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:00,435 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027521975] [2022-03-03 18:17:00,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:00,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:00,435 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:00,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:00,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:00,435 INFO L87 Difference]: Start difference. First operand 3887 states and 10401 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:02,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:02,101 INFO L93 Difference]: Finished difference Result 5028 states and 12673 transitions. [2022-03-03 18:17:02,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:02,101 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:02,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:02,109 INFO L225 Difference]: With dead ends: 5028 [2022-03-03 18:17:02,109 INFO L226 Difference]: Without dead ends: 5028 [2022-03-03 18:17:02,109 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:02,109 INFO L933 BasicCegarLoop]: 425 mSDtfsCounter, 1403 mSDsluCounter, 1872 mSDsCounter, 0 mSdLazyCounter, 1714 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1403 SdHoareTripleChecker+Valid, 2220 SdHoareTripleChecker+Invalid, 1859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:02,109 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1403 Valid, 2220 Invalid, 1859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1714 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:17:02,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5028 states. [2022-03-03 18:17:02,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5028 to 3951. [2022-03-03 18:17:02,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3951 states, 3947 states have (on average 2.6827970610590324) internal successors, (10589), 3950 states have internal predecessors, (10589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:02,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-03 18:17:02,163 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-03 18:17:02,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:02,163 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-03 18:17:02,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:02,163 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-03 18:17:02,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:02,166 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:02,167 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:02,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-03 18:17:02,167 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:02,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:02,167 INFO L85 PathProgramCache]: Analyzing trace with hash -800942000, now seen corresponding path program 4 times [2022-03-03 18:17:02,167 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:02,167 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549929746] [2022-03-03 18:17:02,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:02,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:03,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:03,020 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:03,020 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549929746] [2022-03-03 18:17:03,020 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549929746] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:03,020 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:03,020 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:03,020 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284850697] [2022-03-03 18:17:03,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:03,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:03,020 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:03,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:03,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:03,021 INFO L87 Difference]: Start difference. First operand 3951 states and 10589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:04,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:04,436 INFO L93 Difference]: Finished difference Result 4814 states and 12324 transitions. [2022-03-03 18:17:04,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:04,437 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:04,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:04,445 INFO L225 Difference]: With dead ends: 4814 [2022-03-03 18:17:04,445 INFO L226 Difference]: Without dead ends: 4814 [2022-03-03 18:17:04,445 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:04,445 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1253 mSDsluCounter, 1437 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 1768 SdHoareTripleChecker+Invalid, 1431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:04,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 1768 Invalid, 1431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1288 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:17:04,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-03-03 18:17:04,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 3951. [2022-03-03 18:17:04,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3951 states, 3947 states have (on average 2.6827970610590324) internal successors, (10589), 3950 states have internal predecessors, (10589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:04,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-03 18:17:04,496 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-03 18:17:04,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:04,496 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-03 18:17:04,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:04,496 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-03 18:17:04,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:04,500 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:04,500 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:04,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-03 18:17:04,500 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:04,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:04,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1048242554, now seen corresponding path program 5 times [2022-03-03 18:17:04,501 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:04,501 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643429816] [2022-03-03 18:17:04,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:04,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:05,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:05,387 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:05,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643429816] [2022-03-03 18:17:05,388 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643429816] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:05,388 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:05,388 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:05,388 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298136491] [2022-03-03 18:17:05,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:05,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:05,388 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:05,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:05,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:05,389 INFO L87 Difference]: Start difference. First operand 3951 states and 10589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:07,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:07,121 INFO L93 Difference]: Finished difference Result 5296 states and 13410 transitions. [2022-03-03 18:17:07,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:17:07,122 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:07,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:07,130 INFO L225 Difference]: With dead ends: 5296 [2022-03-03 18:17:07,130 INFO L226 Difference]: Without dead ends: 5296 [2022-03-03 18:17:07,130 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:17:07,130 INFO L933 BasicCegarLoop]: 434 mSDtfsCounter, 1752 mSDsluCounter, 1627 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1752 SdHoareTripleChecker+Valid, 1993 SdHoareTripleChecker+Invalid, 1785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:07,130 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1752 Valid, 1993 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:17:07,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5296 states. [2022-03-03 18:17:07,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5296 to 3983. [2022-03-03 18:17:07,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3983 states, 3979 states have (on average 2.6848454385524003) internal successors, (10683), 3982 states have internal predecessors, (10683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:07,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3983 states and 10683 transitions. [2022-03-03 18:17:07,183 INFO L78 Accepts]: Start accepts. Automaton has 3983 states and 10683 transitions. Word has length 94 [2022-03-03 18:17:07,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:07,183 INFO L470 AbstractCegarLoop]: Abstraction has 3983 states and 10683 transitions. [2022-03-03 18:17:07,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:07,183 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 10683 transitions. [2022-03-03 18:17:07,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:07,187 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:07,187 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:07,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-03 18:17:07,187 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:07,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:07,188 INFO L85 PathProgramCache]: Analyzing trace with hash 901346264, now seen corresponding path program 6 times [2022-03-03 18:17:07,188 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:07,188 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324038644] [2022-03-03 18:17:07,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:07,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:08,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:08,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:08,168 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324038644] [2022-03-03 18:17:08,169 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324038644] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:08,169 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:08,169 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:08,169 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399313187] [2022-03-03 18:17:08,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:08,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:08,169 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:08,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:08,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:08,170 INFO L87 Difference]: Start difference. First operand 3983 states and 10683 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:09,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:09,778 INFO L93 Difference]: Finished difference Result 5027 states and 12912 transitions. [2022-03-03 18:17:09,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:09,779 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:09,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:09,787 INFO L225 Difference]: With dead ends: 5027 [2022-03-03 18:17:09,787 INFO L226 Difference]: Without dead ends: 5027 [2022-03-03 18:17:09,787 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:09,787 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1196 mSDsluCounter, 1875 mSDsCounter, 0 mSdLazyCounter, 1623 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1196 SdHoareTripleChecker+Valid, 2187 SdHoareTripleChecker+Invalid, 1740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:09,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1196 Valid, 2187 Invalid, 1740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1623 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:17:09,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5027 states. [2022-03-03 18:17:09,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5027 to 3951. [2022-03-03 18:17:09,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3951 states, 3947 states have (on average 2.6827970610590324) internal successors, (10589), 3950 states have internal predecessors, (10589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:09,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-03 18:17:09,871 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-03 18:17:09,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:09,872 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-03 18:17:09,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:09,872 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-03 18:17:09,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:09,874 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:09,874 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:09,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-03 18:17:09,875 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:09,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:09,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1110886090, now seen corresponding path program 7 times [2022-03-03 18:17:09,876 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:09,876 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201317814] [2022-03-03 18:17:09,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:09,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:10,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:10,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:10,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201317814] [2022-03-03 18:17:10,762 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201317814] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:10,762 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:10,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:10,762 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482966276] [2022-03-03 18:17:10,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:10,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:10,763 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:10,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:10,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:10,763 INFO L87 Difference]: Start difference. First operand 3951 states and 10589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:12,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:12,328 INFO L93 Difference]: Finished difference Result 5319 states and 13465 transitions. [2022-03-03 18:17:12,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:12,328 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:12,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:12,337 INFO L225 Difference]: With dead ends: 5319 [2022-03-03 18:17:12,337 INFO L226 Difference]: Without dead ends: 5319 [2022-03-03 18:17:12,337 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:12,337 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 1391 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 1702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:12,337 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1391 Valid, 1952 Invalid, 1702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:17:12,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2022-03-03 18:17:12,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 3999. [2022-03-03 18:17:12,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3999 states, 3995 states have (on average 2.685857321652065) internal successors, (10730), 3998 states have internal predecessors, (10730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:12,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 10730 transitions. [2022-03-03 18:17:12,390 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 10730 transitions. Word has length 94 [2022-03-03 18:17:12,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:12,390 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 10730 transitions. [2022-03-03 18:17:12,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:12,390 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 10730 transitions. [2022-03-03 18:17:12,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:12,393 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:12,393 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:12,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-03 18:17:12,393 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:12,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:12,394 INFO L85 PathProgramCache]: Analyzing trace with hash 963989800, now seen corresponding path program 8 times [2022-03-03 18:17:12,394 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:12,394 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103294007] [2022-03-03 18:17:12,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:12,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:13,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:13,622 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:13,622 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103294007] [2022-03-03 18:17:13,622 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103294007] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:13,622 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:13,622 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:13,622 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102615631] [2022-03-03 18:17:13,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:13,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:13,623 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:13,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:13,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:13,623 INFO L87 Difference]: Start difference. First operand 3999 states and 10730 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:15,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:15,053 INFO L93 Difference]: Finished difference Result 5105 states and 13116 transitions. [2022-03-03 18:17:15,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:15,054 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:15,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:15,062 INFO L225 Difference]: With dead ends: 5105 [2022-03-03 18:17:15,062 INFO L226 Difference]: Without dead ends: 5105 [2022-03-03 18:17:15,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:15,063 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1390 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 1351 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1390 SdHoareTripleChecker+Valid, 1867 SdHoareTripleChecker+Invalid, 1500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:15,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1390 Valid, 1867 Invalid, 1500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1351 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:17:15,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5105 states. [2022-03-03 18:17:15,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5105 to 3951. [2022-03-03 18:17:15,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3951 states, 3947 states have (on average 2.6827970610590324) internal successors, (10589), 3950 states have internal predecessors, (10589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-03 18:17:15,117 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-03 18:17:15,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:15,117 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-03 18:17:15,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:15,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-03 18:17:15,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:15,120 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:15,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:15,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-03 18:17:15,121 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:15,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:15,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1764422222, now seen corresponding path program 9 times [2022-03-03 18:17:15,121 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:15,121 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689301224] [2022-03-03 18:17:15,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:15,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:15,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:15,800 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:15,800 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689301224] [2022-03-03 18:17:15,800 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689301224] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:15,800 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:15,800 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:15,800 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626270866] [2022-03-03 18:17:15,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:15,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:15,801 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:15,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:15,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:15,801 INFO L87 Difference]: Start difference. First operand 3951 states and 10589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:17,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:17,302 INFO L93 Difference]: Finished difference Result 5274 states and 13374 transitions. [2022-03-03 18:17:17,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:17,302 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:17,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:17,311 INFO L225 Difference]: With dead ends: 5274 [2022-03-03 18:17:17,311 INFO L226 Difference]: Without dead ends: 5274 [2022-03-03 18:17:17,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:17,312 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 1533 mSDsluCounter, 1251 mSDsCounter, 0 mSdLazyCounter, 1294 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1533 SdHoareTripleChecker+Valid, 1607 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 273 IncrementalHoareTripleChecker+Valid, 1294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:17,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1533 Valid, 1607 Invalid, 1567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [273 Valid, 1294 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:17:17,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5274 states. [2022-03-03 18:17:17,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5274 to 4079. [2022-03-03 18:17:17,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4075 states have (on average 2.69079754601227) internal successors, (10965), 4078 states have internal predecessors, (10965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:17,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-03 18:17:17,369 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-03 18:17:17,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:17,369 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-03 18:17:17,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:17,370 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-03 18:17:17,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:17,373 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:17,373 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:17,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-03 18:17:17,373 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:17,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:17,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1911318512, now seen corresponding path program 10 times [2022-03-03 18:17:17,374 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:17,374 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951830843] [2022-03-03 18:17:17,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:17,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:18,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:18,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:18,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951830843] [2022-03-03 18:17:18,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951830843] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:18,276 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:18,277 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:18,277 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379006152] [2022-03-03 18:17:18,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:18,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:18,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:18,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:18,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:18,277 INFO L87 Difference]: Start difference. First operand 4079 states and 10965 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:19,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:19,929 INFO L93 Difference]: Finished difference Result 5060 states and 13025 transitions. [2022-03-03 18:17:19,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:19,930 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:19,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:19,937 INFO L225 Difference]: With dead ends: 5060 [2022-03-03 18:17:19,937 INFO L226 Difference]: Without dead ends: 5060 [2022-03-03 18:17:19,937 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:19,937 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1547 mSDsluCounter, 1674 mSDsCounter, 0 mSdLazyCounter, 1590 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1547 SdHoareTripleChecker+Valid, 1987 SdHoareTripleChecker+Invalid, 1795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:19,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1547 Valid, 1987 Invalid, 1795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1590 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:17:19,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5060 states. [2022-03-03 18:17:19,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5060 to 4079. [2022-03-03 18:17:19,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4075 states have (on average 2.69079754601227) internal successors, (10965), 4078 states have internal predecessors, (10965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:19,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-03 18:17:19,985 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-03 18:17:19,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:19,985 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-03 18:17:19,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:19,985 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-03 18:17:19,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:19,989 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:19,989 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:19,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-03 18:17:19,989 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:19,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:19,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1388400244, now seen corresponding path program 11 times [2022-03-03 18:17:19,989 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:19,989 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745646230] [2022-03-03 18:17:19,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:19,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:20,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:20,621 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:20,621 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745646230] [2022-03-03 18:17:20,621 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745646230] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:20,621 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:20,621 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:20,621 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749298128] [2022-03-03 18:17:20,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:20,622 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:20,622 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:20,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:20,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:20,622 INFO L87 Difference]: Start difference. First operand 4079 states and 10965 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:22,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:22,286 INFO L93 Difference]: Finished difference Result 5589 states and 14240 transitions. [2022-03-03 18:17:22,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:17:22,286 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:22,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:22,295 INFO L225 Difference]: With dead ends: 5589 [2022-03-03 18:17:22,295 INFO L226 Difference]: Without dead ends: 5589 [2022-03-03 18:17:22,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=381, Invalid=809, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:17:22,296 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 1507 mSDsluCounter, 1604 mSDsCounter, 0 mSdLazyCounter, 1603 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 1959 SdHoareTripleChecker+Invalid, 1848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 1603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:22,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 1959 Invalid, 1848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 1603 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:17:22,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5589 states. [2022-03-03 18:17:22,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5589 to 4127. [2022-03-03 18:17:22,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4127 states, 4123 states have (on average 2.6936696580160078) internal successors, (11106), 4126 states have internal predecessors, (11106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 11106 transitions. [2022-03-03 18:17:22,355 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 11106 transitions. Word has length 94 [2022-03-03 18:17:22,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:22,355 INFO L470 AbstractCegarLoop]: Abstraction has 4127 states and 11106 transitions. [2022-03-03 18:17:22,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:22,355 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 11106 transitions. [2022-03-03 18:17:22,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:22,359 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:22,359 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:22,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-03 18:17:22,359 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:22,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:22,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1535296534, now seen corresponding path program 12 times [2022-03-03 18:17:22,359 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:22,359 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624917397] [2022-03-03 18:17:22,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:22,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:23,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:23,326 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:23,326 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624917397] [2022-03-03 18:17:23,326 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624917397] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:23,326 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:23,326 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:23,326 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108997048] [2022-03-03 18:17:23,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:23,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:23,327 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:23,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:23,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:23,327 INFO L87 Difference]: Start difference. First operand 4127 states and 11106 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:24,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:24,914 INFO L93 Difference]: Finished difference Result 5210 states and 13444 transitions. [2022-03-03 18:17:24,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:24,915 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:24,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:24,923 INFO L225 Difference]: With dead ends: 5210 [2022-03-03 18:17:24,923 INFO L226 Difference]: Without dead ends: 5210 [2022-03-03 18:17:24,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:24,924 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1403 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 1495 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1403 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:24,924 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1403 Valid, 1896 Invalid, 1708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1495 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:17:24,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5210 states. [2022-03-03 18:17:24,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5210 to 4095. [2022-03-03 18:17:24,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4095 states, 4091 states have (on average 2.6917624052798828) internal successors, (11012), 4094 states have internal predecessors, (11012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:24,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 4095 states and 11012 transitions. [2022-03-03 18:17:24,981 INFO L78 Accepts]: Start accepts. Automaton has 4095 states and 11012 transitions. Word has length 94 [2022-03-03 18:17:24,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:24,981 INFO L470 AbstractCegarLoop]: Abstraction has 4095 states and 11012 transitions. [2022-03-03 18:17:24,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:24,981 INFO L276 IsEmpty]: Start isEmpty. Operand 4095 states and 11012 transitions. [2022-03-03 18:17:24,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:24,985 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:24,985 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] [2022-03-03 18:17:24,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-03 18:17:24,985 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:24,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:24,985 INFO L85 PathProgramCache]: Analyzing trace with hash 313888020, now seen corresponding path program 13 times [2022-03-03 18:17:24,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:24,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206315630] [2022-03-03 18:17:24,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:24,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:25,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:25,766 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:25,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206315630] [2022-03-03 18:17:25,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206315630] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:25,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:25,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:25,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415015224] [2022-03-03 18:17:25,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:25,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:25,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:25,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:25,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:25,767 INFO L87 Difference]: Start difference. First operand 4095 states and 11012 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:27,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:27,560 INFO L93 Difference]: Finished difference Result 5558 states and 14158 transitions. [2022-03-03 18:17:27,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:17:27,560 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:27,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:27,568 INFO L225 Difference]: With dead ends: 5558 [2022-03-03 18:17:27,568 INFO L226 Difference]: Without dead ends: 5558 [2022-03-03 18:17:27,569 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:17:27,569 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 1540 mSDsluCounter, 1602 mSDsCounter, 0 mSdLazyCounter, 1611 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1540 SdHoareTripleChecker+Valid, 1966 SdHoareTripleChecker+Invalid, 1887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:27,569 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1540 Valid, 1966 Invalid, 1887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1611 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:17:27,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5558 states. [2022-03-03 18:17:27,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5558 to 4127. [2022-03-03 18:17:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4127 states, 4123 states have (on average 2.6936696580160078) internal successors, (11106), 4126 states have internal predecessors, (11106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:27,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 11106 transitions. [2022-03-03 18:17:27,628 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 11106 transitions. Word has length 94 [2022-03-03 18:17:27,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:27,628 INFO L470 AbstractCegarLoop]: Abstraction has 4127 states and 11106 transitions. [2022-03-03 18:17:27,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:27,628 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 11106 transitions. [2022-03-03 18:17:27,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:27,632 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:27,632 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:27,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-03 18:17:27,632 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:27,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:27,633 INFO L85 PathProgramCache]: Analyzing trace with hash 166991730, now seen corresponding path program 14 times [2022-03-03 18:17:27,633 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:27,633 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867191690] [2022-03-03 18:17:27,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:27,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:28,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:28,629 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:28,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867191690] [2022-03-03 18:17:28,629 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867191690] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:28,629 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:28,629 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:28,629 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273701946] [2022-03-03 18:17:28,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:28,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:28,629 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:28,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:28,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:28,630 INFO L87 Difference]: Start difference. First operand 4127 states and 11106 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:30,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:30,437 INFO L93 Difference]: Finished difference Result 5289 states and 13660 transitions. [2022-03-03 18:17:30,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:30,438 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:30,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:30,446 INFO L225 Difference]: With dead ends: 5289 [2022-03-03 18:17:30,446 INFO L226 Difference]: Without dead ends: 5289 [2022-03-03 18:17:30,446 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:30,446 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1560 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1560 SdHoareTripleChecker+Valid, 2029 SdHoareTripleChecker+Invalid, 1887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:30,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1560 Valid, 2029 Invalid, 1887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:17:30,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5289 states. [2022-03-03 18:17:30,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5289 to 4079. [2022-03-03 18:17:30,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4075 states have (on average 2.69079754601227) internal successors, (10965), 4078 states have internal predecessors, (10965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:30,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-03 18:17:30,503 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-03 18:17:30,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:30,503 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-03 18:17:30,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:30,503 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-03 18:17:30,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:30,507 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:30,507 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:30,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-03 18:17:30,507 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:30,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:30,507 INFO L85 PathProgramCache]: Analyzing trace with hash -191153126, now seen corresponding path program 15 times [2022-03-03 18:17:30,507 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:30,507 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247978914] [2022-03-03 18:17:30,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:30,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:31,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:31,149 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:31,149 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247978914] [2022-03-03 18:17:31,149 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247978914] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:31,149 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:31,149 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:31,149 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612480716] [2022-03-03 18:17:31,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:31,149 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:31,149 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:31,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:31,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:31,150 INFO L87 Difference]: Start difference. First operand 4079 states and 10965 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:32,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:32,702 INFO L93 Difference]: Finished difference Result 5360 states and 13605 transitions. [2022-03-03 18:17:32,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:32,702 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:32,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:32,711 INFO L225 Difference]: With dead ends: 5360 [2022-03-03 18:17:32,711 INFO L226 Difference]: Without dead ends: 5360 [2022-03-03 18:17:32,711 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:32,711 INFO L933 BasicCegarLoop]: 399 mSDtfsCounter, 1497 mSDsluCounter, 1544 mSDsCounter, 0 mSdLazyCounter, 1551 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1497 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 1832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 1551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:32,711 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1497 Valid, 1886 Invalid, 1832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 1551 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:17:32,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5360 states. [2022-03-03 18:17:32,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5360 to 4143. [2022-03-03 18:17:32,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:32,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-03 18:17:32,769 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-03 18:17:32,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:32,769 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-03 18:17:32,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:32,769 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-03 18:17:32,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:32,773 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:32,773 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:32,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-03 18:17:32,773 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:32,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:32,774 INFO L85 PathProgramCache]: Analyzing trace with hash -338049416, now seen corresponding path program 16 times [2022-03-03 18:17:32,774 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:32,774 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492476082] [2022-03-03 18:17:32,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:32,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:33,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:33,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:33,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492476082] [2022-03-03 18:17:33,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492476082] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:33,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:33,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:33,616 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377129640] [2022-03-03 18:17:33,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:33,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:33,617 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:33,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:33,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:33,617 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:35,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:35,358 INFO L93 Difference]: Finished difference Result 5146 states and 13256 transitions. [2022-03-03 18:17:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:35,358 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:35,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:35,367 INFO L225 Difference]: With dead ends: 5146 [2022-03-03 18:17:35,367 INFO L226 Difference]: Without dead ends: 5146 [2022-03-03 18:17:35,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:35,367 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1629 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 1679 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1629 SdHoareTripleChecker+Valid, 2026 SdHoareTripleChecker+Invalid, 1859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:35,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1629 Valid, 2026 Invalid, 1859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1679 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:17:35,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5146 states. [2022-03-03 18:17:35,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5146 to 4111. [2022-03-03 18:17:35,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4111 states, 4107 states have (on average 2.692719746773801) internal successors, (11059), 4110 states have internal predecessors, (11059), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:35,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4111 states to 4111 states and 11059 transitions. [2022-03-03 18:17:35,427 INFO L78 Accepts]: Start accepts. Automaton has 4111 states and 11059 transitions. Word has length 94 [2022-03-03 18:17:35,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:35,427 INFO L470 AbstractCegarLoop]: Abstraction has 4111 states and 11059 transitions. [2022-03-03 18:17:35,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:35,428 INFO L276 IsEmpty]: Start isEmpty. Operand 4111 states and 11059 transitions. [2022-03-03 18:17:35,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:35,431 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:35,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:35,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-03 18:17:35,431 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:35,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:35,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1511135138, now seen corresponding path program 17 times [2022-03-03 18:17:35,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:35,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478792471] [2022-03-03 18:17:35,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:35,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:36,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:36,184 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:36,184 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478792471] [2022-03-03 18:17:36,184 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478792471] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:36,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:36,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:36,185 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198280654] [2022-03-03 18:17:36,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:36,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:36,185 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:36,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:36,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:36,185 INFO L87 Difference]: Start difference. First operand 4111 states and 11059 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:37,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:37,852 INFO L93 Difference]: Finished difference Result 5628 states and 14342 transitions. [2022-03-03 18:17:37,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:17:37,852 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:37,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:37,861 INFO L225 Difference]: With dead ends: 5628 [2022-03-03 18:17:37,861 INFO L226 Difference]: Without dead ends: 5628 [2022-03-03 18:17:37,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:17:37,862 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 1472 mSDsluCounter, 1572 mSDsCounter, 0 mSdLazyCounter, 1509 mSolverCounterSat, 316 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1472 SdHoareTripleChecker+Valid, 1927 SdHoareTripleChecker+Invalid, 1825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 316 IncrementalHoareTripleChecker+Valid, 1509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:37,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1472 Valid, 1927 Invalid, 1825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [316 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:17:37,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5628 states. [2022-03-03 18:17:37,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5628 to 4143. [2022-03-03 18:17:37,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:37,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-03 18:17:37,924 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-03 18:17:37,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:37,924 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-03 18:17:37,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:37,924 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-03 18:17:37,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:37,929 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:37,929 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:37,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-03 18:17:37,929 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:37,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:37,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1364238848, now seen corresponding path program 18 times [2022-03-03 18:17:37,929 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:37,929 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045296261] [2022-03-03 18:17:37,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:37,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:38,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:38,914 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:38,914 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045296261] [2022-03-03 18:17:38,914 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045296261] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:38,914 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:38,914 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:38,914 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225794330] [2022-03-03 18:17:38,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:38,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:38,914 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:38,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:38,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:38,915 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:40,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:40,783 INFO L93 Difference]: Finished difference Result 5359 states and 13844 transitions. [2022-03-03 18:17:40,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:40,783 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:40,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:40,791 INFO L225 Difference]: With dead ends: 5359 [2022-03-03 18:17:40,791 INFO L226 Difference]: Without dead ends: 5359 [2022-03-03 18:17:40,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:40,791 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1387 mSDsluCounter, 1857 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 2162 SdHoareTripleChecker+Invalid, 1983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:40,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 2162 Invalid, 1983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:17:40,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5359 states. [2022-03-03 18:17:40,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5359 to 4095. [2022-03-03 18:17:40,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4095 states, 4091 states have (on average 2.6917624052798828) internal successors, (11012), 4094 states have internal predecessors, (11012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:40,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 4095 states and 11012 transitions. [2022-03-03 18:17:40,845 INFO L78 Accepts]: Start accepts. Automaton has 4095 states and 11012 transitions. Word has length 94 [2022-03-03 18:17:40,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:40,845 INFO L470 AbstractCegarLoop]: Abstraction has 4095 states and 11012 transitions. [2022-03-03 18:17:40,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:40,845 INFO L276 IsEmpty]: Start isEmpty. Operand 4095 states and 11012 transitions. [2022-03-03 18:17:40,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:40,849 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:40,849 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:40,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-03 18:17:40,849 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:40,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:40,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1573778674, now seen corresponding path program 19 times [2022-03-03 18:17:40,850 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:40,850 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689969847] [2022-03-03 18:17:40,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:40,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:41,742 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:41,742 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689969847] [2022-03-03 18:17:41,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689969847] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:41,742 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:41,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:41,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651779044] [2022-03-03 18:17:41,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:41,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:41,743 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:41,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:41,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:41,743 INFO L87 Difference]: Start difference. First operand 4095 states and 11012 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:43,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:43,296 INFO L93 Difference]: Finished difference Result 5533 states and 14072 transitions. [2022-03-03 18:17:43,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:43,296 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:43,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:43,305 INFO L225 Difference]: With dead ends: 5533 [2022-03-03 18:17:43,305 INFO L226 Difference]: Without dead ends: 5533 [2022-03-03 18:17:43,305 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:43,305 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1680 mSDsluCounter, 1379 mSDsCounter, 0 mSdLazyCounter, 1377 mSolverCounterSat, 286 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1680 SdHoareTripleChecker+Valid, 1734 SdHoareTripleChecker+Invalid, 1663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 286 IncrementalHoareTripleChecker+Valid, 1377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:43,305 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1680 Valid, 1734 Invalid, 1663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [286 Valid, 1377 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:17:43,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5533 states. [2022-03-03 18:17:43,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5533 to 4143. [2022-03-03 18:17:43,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:43,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-03 18:17:43,362 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-03 18:17:43,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:43,362 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-03 18:17:43,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:43,362 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-03 18:17:43,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:43,366 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:43,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:43,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-03 18:17:43,366 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:43,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:43,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1426882384, now seen corresponding path program 20 times [2022-03-03 18:17:43,366 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:43,366 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951784231] [2022-03-03 18:17:43,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:43,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:43,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:44,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:44,596 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:44,596 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951784231] [2022-03-03 18:17:44,596 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951784231] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:44,596 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:44,596 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:44,596 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460871705] [2022-03-03 18:17:44,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:44,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:44,596 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:44,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:44,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:44,597 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:46,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:46,252 INFO L93 Difference]: Finished difference Result 5319 states and 13723 transitions. [2022-03-03 18:17:46,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:46,252 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:46,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:46,261 INFO L225 Difference]: With dead ends: 5319 [2022-03-03 18:17:46,261 INFO L226 Difference]: Without dead ends: 5319 [2022-03-03 18:17:46,261 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:46,262 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1472 mSDsluCounter, 1609 mSDsCounter, 0 mSdLazyCounter, 1553 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1472 SdHoareTripleChecker+Valid, 1924 SdHoareTripleChecker+Invalid, 1743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:46,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1472 Valid, 1924 Invalid, 1743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1553 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:17:46,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2022-03-03 18:17:46,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 4079. [2022-03-03 18:17:46,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4075 states have (on average 2.69079754601227) internal successors, (10965), 4078 states have internal predecessors, (10965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:46,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-03 18:17:46,320 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-03 18:17:46,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:46,320 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-03 18:17:46,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:46,321 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-03 18:17:46,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:46,324 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:46,324 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:46,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-03 18:17:46,324 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:46,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:46,324 INFO L85 PathProgramCache]: Analyzing trace with hash 80052082, now seen corresponding path program 21 times [2022-03-03 18:17:46,325 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:46,325 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800985818] [2022-03-03 18:17:46,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:46,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:47,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:47,011 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:47,011 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800985818] [2022-03-03 18:17:47,011 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800985818] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:47,011 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:47,011 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:47,011 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630062289] [2022-03-03 18:17:47,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:47,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:47,012 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:47,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:47,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:47,012 INFO L87 Difference]: Start difference. First operand 4079 states and 10965 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:48,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:48,545 INFO L93 Difference]: Finished difference Result 5574 states and 14212 transitions. [2022-03-03 18:17:48,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:48,545 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:48,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:48,555 INFO L225 Difference]: With dead ends: 5574 [2022-03-03 18:17:48,555 INFO L226 Difference]: Without dead ends: 5574 [2022-03-03 18:17:48,555 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:48,555 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1508 mSDsluCounter, 1208 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 308 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1508 SdHoareTripleChecker+Valid, 1558 SdHoareTripleChecker+Invalid, 1626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 308 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:48,556 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1508 Valid, 1558 Invalid, 1626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [308 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:17:48,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5574 states. [2022-03-03 18:17:48,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5574 to 4191. [2022-03-03 18:17:48,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 4187 states have (on average 2.6973967040840696) internal successors, (11294), 4190 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:48,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-03 18:17:48,615 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-03 18:17:48,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:48,615 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-03 18:17:48,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:48,615 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-03 18:17:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:48,619 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:48,619 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:48,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-03 18:17:48,619 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:48,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:48,620 INFO L85 PathProgramCache]: Analyzing trace with hash -66844208, now seen corresponding path program 22 times [2022-03-03 18:17:48,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:48,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581355482] [2022-03-03 18:17:48,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:48,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:49,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:49,481 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:49,481 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581355482] [2022-03-03 18:17:49,481 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581355482] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:49,481 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:49,481 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:49,482 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451128226] [2022-03-03 18:17:49,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:49,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:49,482 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:49,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:49,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:49,482 INFO L87 Difference]: Start difference. First operand 4191 states and 11294 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:51,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:51,203 INFO L93 Difference]: Finished difference Result 5360 states and 13863 transitions. [2022-03-03 18:17:51,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:51,204 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:51,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:51,213 INFO L225 Difference]: With dead ends: 5360 [2022-03-03 18:17:51,213 INFO L226 Difference]: Without dead ends: 5360 [2022-03-03 18:17:51,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:51,213 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1212 mSDsluCounter, 1519 mSDsCounter, 0 mSdLazyCounter, 1486 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 1834 SdHoareTripleChecker+Invalid, 1726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:51,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 1834 Invalid, 1726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1486 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:17:51,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5360 states. [2022-03-03 18:17:51,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5360 to 4143. [2022-03-03 18:17:51,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:51,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-03 18:17:51,273 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-03 18:17:51,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:51,273 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-03 18:17:51,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:51,274 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-03 18:17:51,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:51,279 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:51,279 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] [2022-03-03 18:17:51,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-03 18:17:51,279 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:51,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:51,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1733005456, now seen corresponding path program 23 times [2022-03-03 18:17:51,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:51,279 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882667137] [2022-03-03 18:17:51,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:51,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:51,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:51,941 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:51,941 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882667137] [2022-03-03 18:17:51,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882667137] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:51,941 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:51,941 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:51,941 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923783106] [2022-03-03 18:17:51,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:51,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:51,942 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:51,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:51,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:51,942 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:53,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:53,853 INFO L93 Difference]: Finished difference Result 6039 states and 15497 transitions. [2022-03-03 18:17:53,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:17:53,854 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:53,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:53,864 INFO L225 Difference]: With dead ends: 6039 [2022-03-03 18:17:53,864 INFO L226 Difference]: Without dead ends: 6039 [2022-03-03 18:17:53,865 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=389, Invalid=801, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:17:53,865 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 1529 mSDsluCounter, 1713 mSDsCounter, 0 mSdLazyCounter, 1769 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1529 SdHoareTripleChecker+Valid, 2065 SdHoareTripleChecker+Invalid, 2084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 1769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:53,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1529 Valid, 2065 Invalid, 2084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 1769 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:17:53,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6039 states. [2022-03-03 18:17:53,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6039 to 4239. [2022-03-03 18:17:53,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:53,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-03 18:17:53,931 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-03 18:17:53,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:53,931 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-03 18:17:53,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:53,931 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-03 18:17:53,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:53,935 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:53,935 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:53,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-03 18:17:53,935 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:53,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:53,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1586109166, now seen corresponding path program 24 times [2022-03-03 18:17:53,935 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:53,936 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183909601] [2022-03-03 18:17:53,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:53,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:54,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:54,890 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:54,890 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183909601] [2022-03-03 18:17:54,890 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183909601] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:54,890 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:54,890 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:54,890 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291773311] [2022-03-03 18:17:54,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:54,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:54,891 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:54,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:54,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:54,891 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:56,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:56,739 INFO L93 Difference]: Finished difference Result 5660 states and 14701 transitions. [2022-03-03 18:17:56,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:56,739 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:56,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:56,748 INFO L225 Difference]: With dead ends: 5660 [2022-03-03 18:17:56,748 INFO L226 Difference]: Without dead ends: 5660 [2022-03-03 18:17:56,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:56,749 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1173 mSDsluCounter, 1808 mSDsCounter, 0 mSdLazyCounter, 1795 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1173 SdHoareTripleChecker+Valid, 2111 SdHoareTripleChecker+Invalid, 2010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 1795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:56,749 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1173 Valid, 2111 Invalid, 2010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1795 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:17:56,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5660 states. [2022-03-03 18:17:56,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5660 to 4175. [2022-03-03 18:17:56,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4175 states, 4171 states have (on average 2.6964756653080797) internal successors, (11247), 4174 states have internal predecessors, (11247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:56,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 4175 states and 11247 transitions. [2022-03-03 18:17:56,805 INFO L78 Accepts]: Start accepts. Automaton has 4175 states and 11247 transitions. Word has length 94 [2022-03-03 18:17:56,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:56,805 INFO L470 AbstractCegarLoop]: Abstraction has 4175 states and 11247 transitions. [2022-03-03 18:17:56,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:56,805 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 11247 transitions. [2022-03-03 18:17:56,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:56,809 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:56,809 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:56,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-03 18:17:56,809 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:56,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:56,809 INFO L85 PathProgramCache]: Analyzing trace with hash 136104366, now seen corresponding path program 25 times [2022-03-03 18:17:56,809 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:56,809 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917317565] [2022-03-03 18:17:56,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:56,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:56,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:57,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:57,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:57,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917317565] [2022-03-03 18:17:57,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917317565] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:57,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:57,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:57,461 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624712723] [2022-03-03 18:17:57,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:57,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:57,461 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:57,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:57,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:57,462 INFO L87 Difference]: Start difference. First operand 4175 states and 11247 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:59,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:59,337 INFO L93 Difference]: Finished difference Result 5921 states and 15172 transitions. [2022-03-03 18:17:59,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:17:59,338 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:17:59,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:59,347 INFO L225 Difference]: With dead ends: 5921 [2022-03-03 18:17:59,347 INFO L226 Difference]: Without dead ends: 5921 [2022-03-03 18:17:59,348 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=412, Invalid=848, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:17:59,348 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1594 mSDsluCounter, 1511 mSDsCounter, 0 mSdLazyCounter, 1635 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1594 SdHoareTripleChecker+Valid, 1872 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 1635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:59,348 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1594 Valid, 1872 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:17:59,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5921 states. [2022-03-03 18:17:59,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5921 to 4223. [2022-03-03 18:17:59,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:59,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-03 18:17:59,409 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-03 18:17:59,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:59,409 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-03 18:17:59,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:59,409 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-03 18:17:59,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:17:59,412 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:59,412 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:59,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-03 18:17:59,413 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:17:59,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:59,413 INFO L85 PathProgramCache]: Analyzing trace with hash -10791924, now seen corresponding path program 26 times [2022-03-03 18:17:59,413 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:59,413 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674858370] [2022-03-03 18:17:59,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:59,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:00,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:00,244 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:00,244 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674858370] [2022-03-03 18:18:00,244 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674858370] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:00,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:00,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:00,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268619952] [2022-03-03 18:18:00,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:00,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:00,245 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:00,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:00,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:00,245 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:02,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:02,080 INFO L93 Difference]: Finished difference Result 5542 states and 14376 transitions. [2022-03-03 18:18:02,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:02,081 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:02,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:02,089 INFO L225 Difference]: With dead ends: 5542 [2022-03-03 18:18:02,089 INFO L226 Difference]: Without dead ends: 5542 [2022-03-03 18:18:02,089 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:02,089 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1201 mSDsluCounter, 1702 mSDsCounter, 0 mSdLazyCounter, 1656 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1201 SdHoareTripleChecker+Valid, 2011 SdHoareTripleChecker+Invalid, 1903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:02,090 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 2011 Invalid, 1903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:18:02,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5542 states. [2022-03-03 18:18:02,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5542 to 4191. [2022-03-03 18:18:02,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 4187 states have (on average 2.6973967040840696) internal successors, (11294), 4190 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:02,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-03 18:18:02,148 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-03 18:18:02,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:02,148 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-03 18:18:02,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:02,148 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-03 18:18:02,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:02,151 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:02,151 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] [2022-03-03 18:18:02,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-03 18:18:02,151 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:02,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:02,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1838392630, now seen corresponding path program 27 times [2022-03-03 18:18:02,152 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:02,152 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825939851] [2022-03-03 18:18:02,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:02,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:02,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:02,996 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:02,996 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825939851] [2022-03-03 18:18:02,996 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825939851] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:02,996 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:02,996 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:02,997 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700088075] [2022-03-03 18:18:02,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:02,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:02,997 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:02,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:02,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:02,997 INFO L87 Difference]: Start difference. First operand 4191 states and 11294 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:04,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:04,856 INFO L93 Difference]: Finished difference Result 5890 states and 15090 transitions. [2022-03-03 18:18:04,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:18:04,857 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:04,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:04,866 INFO L225 Difference]: With dead ends: 5890 [2022-03-03 18:18:04,866 INFO L226 Difference]: Without dead ends: 5890 [2022-03-03 18:18:04,866 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:18:04,866 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 1756 mSDsluCounter, 1550 mSDsCounter, 0 mSdLazyCounter, 1619 mSolverCounterSat, 376 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1756 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 376 IncrementalHoareTripleChecker+Valid, 1619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:04,866 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1756 Valid, 1920 Invalid, 1995 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [376 Valid, 1619 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:18:04,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5890 states. [2022-03-03 18:18:04,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5890 to 4223. [2022-03-03 18:18:04,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:04,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-03 18:18:04,915 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-03 18:18:04,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:04,915 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-03 18:18:04,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:04,916 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-03 18:18:04,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:04,919 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:04,919 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] [2022-03-03 18:18:04,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-03 18:18:04,919 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:04,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:04,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1691496340, now seen corresponding path program 28 times [2022-03-03 18:18:04,919 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:04,919 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36607175] [2022-03-03 18:18:04,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:04,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:05,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:05,959 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:05,959 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36607175] [2022-03-03 18:18:05,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36607175] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:05,959 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:05,959 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:05,959 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808042015] [2022-03-03 18:18:05,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:05,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:05,959 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:05,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:05,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:05,960 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:07,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:07,860 INFO L93 Difference]: Finished difference Result 5621 states and 14592 transitions. [2022-03-03 18:18:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:07,860 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:07,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:07,869 INFO L225 Difference]: With dead ends: 5621 [2022-03-03 18:18:07,869 INFO L226 Difference]: Without dead ends: 5621 [2022-03-03 18:18:07,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:07,869 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1148 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1148 SdHoareTripleChecker+Valid, 2149 SdHoareTripleChecker+Invalid, 2041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 1825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:07,869 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1148 Valid, 2149 Invalid, 2041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:18:07,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5621 states. [2022-03-03 18:18:07,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5621 to 4143. [2022-03-03 18:18:07,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:07,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-03 18:18:07,926 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-03 18:18:07,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:07,926 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-03 18:18:07,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:07,926 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-03 18:18:07,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:07,931 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:07,931 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:07,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-03 18:18:07,931 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:07,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:07,931 INFO L85 PathProgramCache]: Analyzing trace with hash 142158938, now seen corresponding path program 29 times [2022-03-03 18:18:07,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:07,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258589864] [2022-03-03 18:18:07,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:07,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:08,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:08,604 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:08,604 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258589864] [2022-03-03 18:18:08,604 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258589864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:08,604 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:08,604 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:08,604 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108374367] [2022-03-03 18:18:08,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:08,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:08,604 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:08,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:08,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:08,604 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:10,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:10,436 INFO L93 Difference]: Finished difference Result 5746 states and 14674 transitions. [2022-03-03 18:18:10,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:10,437 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:10,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:10,446 INFO L225 Difference]: With dead ends: 5746 [2022-03-03 18:18:10,446 INFO L226 Difference]: Without dead ends: 5746 [2022-03-03 18:18:10,446 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:10,447 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1371 mSDsluCounter, 1783 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1371 SdHoareTripleChecker+Valid, 2118 SdHoareTripleChecker+Invalid, 2124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:10,447 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1371 Valid, 2118 Invalid, 2124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1866 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:18:10,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5746 states. [2022-03-03 18:18:10,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5746 to 4271. [2022-03-03 18:18:10,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4271 states, 4267 states have (on average 2.7018982891961567) internal successors, (11529), 4270 states have internal predecessors, (11529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:10,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 4271 states and 11529 transitions. [2022-03-03 18:18:10,509 INFO L78 Accepts]: Start accepts. Automaton has 4271 states and 11529 transitions. Word has length 94 [2022-03-03 18:18:10,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:10,509 INFO L470 AbstractCegarLoop]: Abstraction has 4271 states and 11529 transitions. [2022-03-03 18:18:10,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:10,509 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 11529 transitions. [2022-03-03 18:18:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:10,513 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:10,513 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:10,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-03 18:18:10,513 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:10,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:10,513 INFO L85 PathProgramCache]: Analyzing trace with hash -4737352, now seen corresponding path program 30 times [2022-03-03 18:18:10,513 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:10,513 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430540618] [2022-03-03 18:18:10,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:10,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:11,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:11,497 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430540618] [2022-03-03 18:18:11,497 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430540618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:11,497 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:11,497 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:11,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783433822] [2022-03-03 18:18:11,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:11,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:11,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:11,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:11,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:11,497 INFO L87 Difference]: Start difference. First operand 4271 states and 11529 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:13,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:13,202 INFO L93 Difference]: Finished difference Result 5532 states and 14325 transitions. [2022-03-03 18:18:13,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:13,202 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:13,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:13,211 INFO L225 Difference]: With dead ends: 5532 [2022-03-03 18:18:13,211 INFO L226 Difference]: Without dead ends: 5532 [2022-03-03 18:18:13,211 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:13,211 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1208 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 1625 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 1968 SdHoareTripleChecker+Invalid, 1872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:13,211 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 1968 Invalid, 1872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1625 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:18:13,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5532 states. [2022-03-03 18:18:13,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5532 to 4207. [2022-03-03 18:18:13,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4207 states, 4203 states have (on average 2.6983107304306446) internal successors, (11341), 4206 states have internal predecessors, (11341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:13,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-03 18:18:13,268 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-03 18:18:13,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:13,268 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-03 18:18:13,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:13,268 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-03 18:18:13,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:13,272 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:13,272 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:13,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-03 18:18:13,272 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:13,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:13,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1454742152, now seen corresponding path program 31 times [2022-03-03 18:18:13,272 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:13,272 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028722763] [2022-03-03 18:18:13,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:13,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:13,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:13,926 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:13,927 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028722763] [2022-03-03 18:18:13,927 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028722763] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:13,927 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:13,927 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:13,927 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172980285] [2022-03-03 18:18:13,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:13,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:13,927 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:13,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:13,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:13,927 INFO L87 Difference]: Start difference. First operand 4207 states and 11341 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:15,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:15,727 INFO L93 Difference]: Finished difference Result 6061 states and 15540 transitions. [2022-03-03 18:18:15,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:18:15,728 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:15,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:15,736 INFO L225 Difference]: With dead ends: 6061 [2022-03-03 18:18:15,737 INFO L226 Difference]: Without dead ends: 6061 [2022-03-03 18:18:15,737 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:18:15,737 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 1748 mSDsluCounter, 1729 mSDsCounter, 0 mSdLazyCounter, 1828 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1748 SdHoareTripleChecker+Valid, 2070 SdHoareTripleChecker+Invalid, 2115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1828 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:15,737 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1748 Valid, 2070 Invalid, 2115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1828 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:18:15,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6061 states. [2022-03-03 18:18:15,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6061 to 4255. [2022-03-03 18:18:15,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4255 states, 4251 states have (on average 2.7010115266996) internal successors, (11482), 4254 states have internal predecessors, (11482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:15,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 4255 states and 11482 transitions. [2022-03-03 18:18:15,789 INFO L78 Accepts]: Start accepts. Automaton has 4255 states and 11482 transitions. Word has length 94 [2022-03-03 18:18:15,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:15,789 INFO L470 AbstractCegarLoop]: Abstraction has 4255 states and 11482 transitions. [2022-03-03 18:18:15,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:15,789 INFO L276 IsEmpty]: Start isEmpty. Operand 4255 states and 11482 transitions. [2022-03-03 18:18:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:15,792 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:15,792 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] [2022-03-03 18:18:15,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-03 18:18:15,793 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:15,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:15,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1601638442, now seen corresponding path program 32 times [2022-03-03 18:18:15,793 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:15,793 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604721686] [2022-03-03 18:18:15,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:15,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:16,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:16,610 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:16,610 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604721686] [2022-03-03 18:18:16,610 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604721686] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:16,610 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:16,610 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:16,610 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907286882] [2022-03-03 18:18:16,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:16,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:16,610 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:16,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:16,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:16,610 INFO L87 Difference]: Start difference. First operand 4255 states and 11482 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:18,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:18,549 INFO L93 Difference]: Finished difference Result 5682 states and 14744 transitions. [2022-03-03 18:18:18,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:18,549 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:18,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:18,557 INFO L225 Difference]: With dead ends: 5682 [2022-03-03 18:18:18,558 INFO L226 Difference]: Without dead ends: 5682 [2022-03-03 18:18:18,558 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:18,558 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1143 mSDsluCounter, 2039 mSDsCounter, 0 mSdLazyCounter, 1998 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1143 SdHoareTripleChecker+Valid, 2335 SdHoareTripleChecker+Invalid, 2215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1998 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:18,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1143 Valid, 2335 Invalid, 2215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1998 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:18:18,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5682 states. [2022-03-03 18:18:18,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5682 to 4223. [2022-03-03 18:18:18,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:18,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-03 18:18:18,606 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-03 18:18:18,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:18,606 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-03 18:18:18,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:18,607 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-03 18:18:18,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:18,610 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:18,610 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:18,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-03 18:18:18,610 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:18,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:18,610 INFO L85 PathProgramCache]: Analyzing trace with hash 247546112, now seen corresponding path program 33 times [2022-03-03 18:18:18,610 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:18,610 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944738317] [2022-03-03 18:18:18,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:18,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:19,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:19,382 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:19,382 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944738317] [2022-03-03 18:18:19,382 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944738317] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:19,382 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:19,383 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:19,383 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322139076] [2022-03-03 18:18:19,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:19,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:19,383 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:19,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:19,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:19,383 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:21,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:21,441 INFO L93 Difference]: Finished difference Result 6030 states and 15458 transitions. [2022-03-03 18:18:21,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:18:21,442 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:21,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:21,451 INFO L225 Difference]: With dead ends: 6030 [2022-03-03 18:18:21,451 INFO L226 Difference]: Without dead ends: 6030 [2022-03-03 18:18:21,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:18:21,451 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 1528 mSDsluCounter, 1918 mSDsCounter, 0 mSdLazyCounter, 2015 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1528 SdHoareTripleChecker+Valid, 2263 SdHoareTripleChecker+Invalid, 2276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 2015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:21,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1528 Valid, 2263 Invalid, 2276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 2015 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:18:21,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6030 states. [2022-03-03 18:18:21,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6030 to 4255. [2022-03-03 18:18:21,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4255 states, 4251 states have (on average 2.7010115266996) internal successors, (11482), 4254 states have internal predecessors, (11482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:21,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 4255 states and 11482 transitions. [2022-03-03 18:18:21,502 INFO L78 Accepts]: Start accepts. Automaton has 4255 states and 11482 transitions. Word has length 94 [2022-03-03 18:18:21,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:21,502 INFO L470 AbstractCegarLoop]: Abstraction has 4255 states and 11482 transitions. [2022-03-03 18:18:21,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:21,502 INFO L276 IsEmpty]: Start isEmpty. Operand 4255 states and 11482 transitions. [2022-03-03 18:18:21,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:21,505 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:21,505 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:21,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-03 18:18:21,505 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:21,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:21,505 INFO L85 PathProgramCache]: Analyzing trace with hash 100649822, now seen corresponding path program 34 times [2022-03-03 18:18:21,506 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:21,506 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716167778] [2022-03-03 18:18:21,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:21,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:22,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:22,582 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:22,582 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716167778] [2022-03-03 18:18:22,582 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716167778] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:22,582 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:22,582 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:22,582 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742655207] [2022-03-03 18:18:22,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:22,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:22,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:22,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:22,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:22,583 INFO L87 Difference]: Start difference. First operand 4255 states and 11482 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:24,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:24,337 INFO L93 Difference]: Finished difference Result 5761 states and 14960 transitions. [2022-03-03 18:18:24,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:24,337 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:24,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:24,346 INFO L225 Difference]: With dead ends: 5761 [2022-03-03 18:18:24,346 INFO L226 Difference]: Without dead ends: 5761 [2022-03-03 18:18:24,346 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:24,346 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1476 mSDsluCounter, 1621 mSDsCounter, 0 mSdLazyCounter, 1673 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1476 SdHoareTripleChecker+Valid, 1930 SdHoareTripleChecker+Invalid, 1926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 1673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:24,346 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1476 Valid, 1930 Invalid, 1926 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 1673 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:18:24,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5761 states. [2022-03-03 18:18:24,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5761 to 4175. [2022-03-03 18:18:24,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4175 states, 4171 states have (on average 2.6964756653080797) internal successors, (11247), 4174 states have internal predecessors, (11247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:24,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 4175 states and 11247 transitions. [2022-03-03 18:18:24,400 INFO L78 Accepts]: Start accepts. Automaton has 4175 states and 11247 transitions. Word has length 94 [2022-03-03 18:18:24,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:24,401 INFO L470 AbstractCegarLoop]: Abstraction has 4175 states and 11247 transitions. [2022-03-03 18:18:24,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:24,401 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 11247 transitions. [2022-03-03 18:18:24,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:24,404 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:24,404 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:24,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-03 18:18:24,404 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:24,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:24,405 INFO L85 PathProgramCache]: Analyzing trace with hash 886486298, now seen corresponding path program 35 times [2022-03-03 18:18:24,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:24,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525838610] [2022-03-03 18:18:24,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:24,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:25,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:25,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:25,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525838610] [2022-03-03 18:18:25,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525838610] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:25,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:25,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:25,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153115305] [2022-03-03 18:18:25,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:25,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:25,042 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:25,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:25,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:25,043 INFO L87 Difference]: Start difference. First operand 4175 states and 11247 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:26,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:26,686 INFO L93 Difference]: Finished difference Result 5596 states and 14255 transitions. [2022-03-03 18:18:26,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:26,686 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:26,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:26,724 INFO L225 Difference]: With dead ends: 5596 [2022-03-03 18:18:26,724 INFO L226 Difference]: Without dead ends: 5596 [2022-03-03 18:18:26,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:26,724 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1241 mSDsluCounter, 1593 mSDsCounter, 0 mSdLazyCounter, 1650 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1241 SdHoareTripleChecker+Valid, 1932 SdHoareTripleChecker+Invalid, 1911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 1650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:26,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1241 Valid, 1932 Invalid, 1911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 1650 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:18:26,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5596 states. [2022-03-03 18:18:26,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5596 to 4239. [2022-03-03 18:18:26,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:26,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-03 18:18:26,769 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-03 18:18:26,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:26,769 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-03 18:18:26,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:26,769 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-03 18:18:26,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:26,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:26,772 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] [2022-03-03 18:18:26,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-03 18:18:26,772 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:26,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:26,774 INFO L85 PathProgramCache]: Analyzing trace with hash 739590008, now seen corresponding path program 36 times [2022-03-03 18:18:26,774 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:26,774 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368994687] [2022-03-03 18:18:26,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:26,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:27,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:27,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:27,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368994687] [2022-03-03 18:18:27,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368994687] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:27,635 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:27,635 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:27,635 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712984430] [2022-03-03 18:18:27,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:27,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:27,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:27,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:27,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:27,635 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:29,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:29,167 INFO L93 Difference]: Finished difference Result 5382 states and 13906 transitions. [2022-03-03 18:18:29,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:29,168 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:29,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:29,176 INFO L225 Difference]: With dead ends: 5382 [2022-03-03 18:18:29,176 INFO L226 Difference]: Without dead ends: 5382 [2022-03-03 18:18:29,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:29,176 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1324 mSDsluCounter, 1486 mSDsCounter, 0 mSdLazyCounter, 1482 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1324 SdHoareTripleChecker+Valid, 1795 SdHoareTripleChecker+Invalid, 1725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:29,176 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1324 Valid, 1795 Invalid, 1725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1482 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:18:29,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5382 states. [2022-03-03 18:18:29,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5382 to 4207. [2022-03-03 18:18:29,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4207 states, 4203 states have (on average 2.6983107304306446) internal successors, (11341), 4206 states have internal predecessors, (11341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:29,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-03 18:18:29,223 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-03 18:18:29,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:29,223 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-03 18:18:29,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-03 18:18:29,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:29,227 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:29,227 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:29,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-03 18:18:29,227 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:29,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:29,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1706192734, now seen corresponding path program 37 times [2022-03-03 18:18:29,227 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:29,227 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676695065] [2022-03-03 18:18:29,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:29,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:29,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:29,991 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:29,992 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676695065] [2022-03-03 18:18:29,992 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676695065] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:29,992 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:29,992 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:29,992 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468176835] [2022-03-03 18:18:29,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:29,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:29,992 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:29,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:29,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:29,992 INFO L87 Difference]: Start difference. First operand 4207 states and 11341 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:31,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:31,730 INFO L93 Difference]: Finished difference Result 5864 states and 14992 transitions. [2022-03-03 18:18:31,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:18:31,730 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:31,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:31,740 INFO L225 Difference]: With dead ends: 5864 [2022-03-03 18:18:31,740 INFO L226 Difference]: Without dead ends: 5864 [2022-03-03 18:18:31,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:18:31,741 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1305 mSDsluCounter, 1604 mSDsCounter, 0 mSdLazyCounter, 1679 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1305 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 1978 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 1679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:31,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1305 Valid, 1952 Invalid, 1978 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 1679 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:18:31,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5864 states. [2022-03-03 18:18:31,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5864 to 4239. [2022-03-03 18:18:31,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:31,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-03 18:18:31,800 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-03 18:18:31,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:31,800 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-03 18:18:31,800 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:31,800 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-03 18:18:31,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:31,804 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:31,804 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:31,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-03 18:18:31,804 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:31,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:31,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1853089024, now seen corresponding path program 38 times [2022-03-03 18:18:31,805 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:31,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196396257] [2022-03-03 18:18:31,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:31,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:32,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:32,860 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:32,860 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196396257] [2022-03-03 18:18:32,860 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196396257] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:32,860 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:32,860 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:32,860 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245413017] [2022-03-03 18:18:32,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:32,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:32,860 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:32,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:32,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:32,861 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:34,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:34,724 INFO L93 Difference]: Finished difference Result 5595 states and 14494 transitions. [2022-03-03 18:18:34,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:34,725 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:34,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:34,734 INFO L225 Difference]: With dead ends: 5595 [2022-03-03 18:18:34,734 INFO L226 Difference]: Without dead ends: 5595 [2022-03-03 18:18:34,734 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:34,734 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1416 mSDsluCounter, 1845 mSDsCounter, 0 mSdLazyCounter, 1896 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1416 SdHoareTripleChecker+Valid, 2144 SdHoareTripleChecker+Invalid, 2119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 1896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:34,734 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1416 Valid, 2144 Invalid, 2119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1896 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:18:34,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5595 states. [2022-03-03 18:18:34,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5595 to 4191. [2022-03-03 18:18:34,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 4187 states have (on average 2.6973967040840696) internal successors, (11294), 4190 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:34,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-03 18:18:34,782 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-03 18:18:34,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:34,783 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-03 18:18:34,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:34,783 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-03 18:18:34,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:34,786 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:34,786 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:34,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-03 18:18:34,786 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:34,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:34,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1643549198, now seen corresponding path program 39 times [2022-03-03 18:18:34,787 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:34,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915098905] [2022-03-03 18:18:34,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:34,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:35,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:35,628 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:35,628 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915098905] [2022-03-03 18:18:35,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915098905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:35,628 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:35,628 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:35,629 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371916178] [2022-03-03 18:18:35,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:35,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:35,629 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:35,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:35,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:35,629 INFO L87 Difference]: Start difference. First operand 4191 states and 11294 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:37,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:37,269 INFO L93 Difference]: Finished difference Result 5769 states and 14722 transitions. [2022-03-03 18:18:37,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:37,270 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:37,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:37,278 INFO L225 Difference]: With dead ends: 5769 [2022-03-03 18:18:37,278 INFO L226 Difference]: Without dead ends: 5769 [2022-03-03 18:18:37,278 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:37,278 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1699 mSDsluCounter, 1376 mSDsCounter, 0 mSdLazyCounter, 1471 mSolverCounterSat, 360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1699 SdHoareTripleChecker+Valid, 1723 SdHoareTripleChecker+Invalid, 1831 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 360 IncrementalHoareTripleChecker+Valid, 1471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:37,278 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1699 Valid, 1723 Invalid, 1831 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [360 Valid, 1471 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:18:37,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5769 states. [2022-03-03 18:18:37,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5769 to 4239. [2022-03-03 18:18:37,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:37,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-03 18:18:37,334 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-03 18:18:37,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:37,335 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-03 18:18:37,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:37,335 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-03 18:18:37,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:37,338 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:37,338 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:37,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-03 18:18:37,338 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:37,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:37,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1790445488, now seen corresponding path program 40 times [2022-03-03 18:18:37,339 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:37,339 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653738324] [2022-03-03 18:18:37,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:37,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:38,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:38,427 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:38,427 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653738324] [2022-03-03 18:18:38,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653738324] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:38,427 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:38,427 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:38,427 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795846888] [2022-03-03 18:18:38,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:38,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:38,427 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:38,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:38,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:38,428 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:40,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:40,426 INFO L93 Difference]: Finished difference Result 5555 states and 14373 transitions. [2022-03-03 18:18:40,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:40,427 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:40,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:40,434 INFO L225 Difference]: With dead ends: 5555 [2022-03-03 18:18:40,434 INFO L226 Difference]: Without dead ends: 5555 [2022-03-03 18:18:40,434 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:40,435 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1142 mSDsluCounter, 1968 mSDsCounter, 0 mSdLazyCounter, 1974 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1142 SdHoareTripleChecker+Valid, 2266 SdHoareTripleChecker+Invalid, 2195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 1974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:40,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1142 Valid, 2266 Invalid, 2195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 1974 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:18:40,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5555 states. [2022-03-03 18:18:40,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5555 to 4143. [2022-03-03 18:18:40,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-03 18:18:40,480 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-03 18:18:40,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:40,480 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-03 18:18:40,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:40,480 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-03 18:18:40,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:40,483 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:40,483 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:40,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-03-03 18:18:40,484 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:40,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:40,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1819212658, now seen corresponding path program 41 times [2022-03-03 18:18:40,484 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:40,484 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930694235] [2022-03-03 18:18:40,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:40,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:40,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:41,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:41,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:41,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930694235] [2022-03-03 18:18:41,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930694235] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:41,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:41,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:41,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194350523] [2022-03-03 18:18:41,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:41,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:41,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:41,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:41,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:41,124 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:43,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:43,203 INFO L93 Difference]: Finished difference Result 5668 states and 14380 transitions. [2022-03-03 18:18:43,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:18:43,203 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:43,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:43,211 INFO L225 Difference]: With dead ends: 5668 [2022-03-03 18:18:43,211 INFO L226 Difference]: Without dead ends: 5668 [2022-03-03 18:18:43,211 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=397, Invalid=793, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:18:43,212 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1208 mSDsluCounter, 1859 mSDsCounter, 0 mSdLazyCounter, 1938 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 2210 SdHoareTripleChecker+Invalid, 2236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 1938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:43,212 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 2210 Invalid, 2236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 1938 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:18:43,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5668 states. [2022-03-03 18:18:43,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5668 to 4239. [2022-03-03 18:18:43,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:43,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-03 18:18:43,261 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-03 18:18:43,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:43,261 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-03 18:18:43,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:43,261 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-03 18:18:43,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:43,264 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:43,264 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] [2022-03-03 18:18:43,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-03-03 18:18:43,264 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:43,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:43,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1672316368, now seen corresponding path program 42 times [2022-03-03 18:18:43,265 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:43,265 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714120344] [2022-03-03 18:18:43,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:43,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:44,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:44,092 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:44,092 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714120344] [2022-03-03 18:18:44,092 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714120344] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:44,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:44,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:44,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560787083] [2022-03-03 18:18:44,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:44,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:44,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:44,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:44,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:44,093 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:46,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:46,077 INFO L93 Difference]: Finished difference Result 5614 states and 14501 transitions. [2022-03-03 18:18:46,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:46,077 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:46,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:46,085 INFO L225 Difference]: With dead ends: 5614 [2022-03-03 18:18:46,085 INFO L226 Difference]: Without dead ends: 5614 [2022-03-03 18:18:46,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:46,086 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1385 mSDsluCounter, 1764 mSDsCounter, 0 mSdLazyCounter, 1822 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1385 SdHoareTripleChecker+Valid, 2055 SdHoareTripleChecker+Invalid, 2086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:46,086 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1385 Valid, 2055 Invalid, 2086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1822 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:18:46,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5614 states. [2022-03-03 18:18:46,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5614 to 4239. [2022-03-03 18:18:46,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:46,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-03 18:18:46,133 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-03 18:18:46,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:46,133 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-03 18:18:46,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:46,133 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-03 18:18:46,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:46,137 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:46,137 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:46,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-03-03 18:18:46,137 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:46,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:46,137 INFO L85 PathProgramCache]: Analyzing trace with hash -822801264, now seen corresponding path program 43 times [2022-03-03 18:18:46,137 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:46,137 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718173591] [2022-03-03 18:18:46,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:46,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:46,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:46,808 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:46,808 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718173591] [2022-03-03 18:18:46,808 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718173591] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:46,808 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:46,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:46,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635730968] [2022-03-03 18:18:46,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:46,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:46,809 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:46,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:46,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:46,809 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:48,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:48,833 INFO L93 Difference]: Finished difference Result 5949 states and 15211 transitions. [2022-03-03 18:18:48,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:18:48,834 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:48,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:48,842 INFO L225 Difference]: With dead ends: 5949 [2022-03-03 18:18:48,842 INFO L226 Difference]: Without dead ends: 5949 [2022-03-03 18:18:48,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=420, Invalid=840, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:18:48,842 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1523 mSDsluCounter, 1856 mSDsCounter, 0 mSdLazyCounter, 1925 mSolverCounterSat, 329 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1523 SdHoareTripleChecker+Valid, 2212 SdHoareTripleChecker+Invalid, 2254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 329 IncrementalHoareTripleChecker+Valid, 1925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:48,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1523 Valid, 2212 Invalid, 2254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [329 Valid, 1925 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:18:48,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5949 states. [2022-03-03 18:18:48,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5949 to 4271. [2022-03-03 18:18:48,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4271 states, 4267 states have (on average 2.7018982891961567) internal successors, (11529), 4270 states have internal predecessors, (11529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:48,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 4271 states and 11529 transitions. [2022-03-03 18:18:48,893 INFO L78 Accepts]: Start accepts. Automaton has 4271 states and 11529 transitions. Word has length 94 [2022-03-03 18:18:48,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:48,893 INFO L470 AbstractCegarLoop]: Abstraction has 4271 states and 11529 transitions. [2022-03-03 18:18:48,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:48,893 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 11529 transitions. [2022-03-03 18:18:48,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:48,896 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:48,896 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:48,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-03-03 18:18:48,896 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:48,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:48,897 INFO L85 PathProgramCache]: Analyzing trace with hash -969697554, now seen corresponding path program 44 times [2022-03-03 18:18:48,897 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:48,897 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78405886] [2022-03-03 18:18:48,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:48,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:48,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:49,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:49,709 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:49,709 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78405886] [2022-03-03 18:18:49,709 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78405886] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:49,709 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:49,709 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:49,709 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651050148] [2022-03-03 18:18:49,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:49,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:49,710 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:49,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:49,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:49,710 INFO L87 Difference]: Start difference. First operand 4271 states and 11529 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:51,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:51,866 INFO L93 Difference]: Finished difference Result 5634 states and 14603 transitions. [2022-03-03 18:18:51,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:51,867 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:51,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:51,874 INFO L225 Difference]: With dead ends: 5634 [2022-03-03 18:18:51,875 INFO L226 Difference]: Without dead ends: 5634 [2022-03-03 18:18:51,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:51,875 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1045 mSDsluCounter, 2061 mSDsCounter, 0 mSdLazyCounter, 2105 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1045 SdHoareTripleChecker+Valid, 2352 SdHoareTripleChecker+Invalid, 2330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 2105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:51,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1045 Valid, 2352 Invalid, 2330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 2105 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:18:51,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5634 states. [2022-03-03 18:18:51,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5634 to 4271. [2022-03-03 18:18:51,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4271 states, 4267 states have (on average 2.7018982891961567) internal successors, (11529), 4270 states have internal predecessors, (11529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:51,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 4271 states and 11529 transitions. [2022-03-03 18:18:51,927 INFO L78 Accepts]: Start accepts. Automaton has 4271 states and 11529 transitions. Word has length 94 [2022-03-03 18:18:51,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:51,927 INFO L470 AbstractCegarLoop]: Abstraction has 4271 states and 11529 transitions. [2022-03-03 18:18:51,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:51,927 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 11529 transitions. [2022-03-03 18:18:51,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:51,931 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:51,931 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:51,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-03-03 18:18:51,931 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:51,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:51,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1875264942, now seen corresponding path program 45 times [2022-03-03 18:18:51,931 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:51,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967837053] [2022-03-03 18:18:51,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:51,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:52,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:52,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:52,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967837053] [2022-03-03 18:18:52,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967837053] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:52,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:52,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:52,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043149810] [2022-03-03 18:18:52,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:52,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:52,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:52,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:52,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:52,560 INFO L87 Difference]: Start difference. First operand 4271 states and 11529 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:54,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:54,462 INFO L93 Difference]: Finished difference Result 5863 states and 14980 transitions. [2022-03-03 18:18:54,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:18:54,462 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:54,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:54,471 INFO L225 Difference]: With dead ends: 5863 [2022-03-03 18:18:54,471 INFO L226 Difference]: Without dead ends: 5863 [2022-03-03 18:18:54,471 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=443, Invalid=889, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:18:54,471 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 1457 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 1704 mSolverCounterSat, 360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1457 SdHoareTripleChecker+Valid, 1949 SdHoareTripleChecker+Invalid, 2064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 360 IncrementalHoareTripleChecker+Valid, 1704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:54,471 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1457 Valid, 1949 Invalid, 2064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [360 Valid, 1704 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:18:54,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5863 states. [2022-03-03 18:18:54,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5863 to 4287. [2022-03-03 18:18:54,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4287 states, 4283 states have (on average 2.70277842633668) internal successors, (11576), 4286 states have internal predecessors, (11576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:54,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 4287 states and 11576 transitions. [2022-03-03 18:18:54,522 INFO L78 Accepts]: Start accepts. Automaton has 4287 states and 11576 transitions. Word has length 94 [2022-03-03 18:18:54,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:54,522 INFO L470 AbstractCegarLoop]: Abstraction has 4287 states and 11576 transitions. [2022-03-03 18:18:54,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:54,522 INFO L276 IsEmpty]: Start isEmpty. Operand 4287 states and 11576 transitions. [2022-03-03 18:18:54,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:54,526 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:54,526 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:54,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-03-03 18:18:54,526 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:54,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:54,526 INFO L85 PathProgramCache]: Analyzing trace with hash 1728368652, now seen corresponding path program 46 times [2022-03-03 18:18:54,526 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:54,526 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408935839] [2022-03-03 18:18:54,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:54,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:55,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:55,430 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:55,430 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408935839] [2022-03-03 18:18:55,430 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408935839] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:55,430 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:55,430 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:55,430 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155447545] [2022-03-03 18:18:55,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:55,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:55,430 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:55,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:55,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:55,431 INFO L87 Difference]: Start difference. First operand 4287 states and 11576 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:57,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:57,219 INFO L93 Difference]: Finished difference Result 5516 states and 14278 transitions. [2022-03-03 18:18:57,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:57,219 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:18:57,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:57,228 INFO L225 Difference]: With dead ends: 5516 [2022-03-03 18:18:57,228 INFO L226 Difference]: Without dead ends: 5516 [2022-03-03 18:18:57,228 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:57,228 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1422 mSDsluCounter, 1644 mSDsCounter, 0 mSdLazyCounter, 1677 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1422 SdHoareTripleChecker+Valid, 1947 SdHoareTripleChecker+Invalid, 1967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:57,228 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1422 Valid, 1947 Invalid, 1967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1677 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:18:57,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5516 states. [2022-03-03 18:18:57,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5516 to 4287. [2022-03-03 18:18:57,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4287 states, 4283 states have (on average 2.70277842633668) internal successors, (11576), 4286 states have internal predecessors, (11576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:57,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 4287 states and 11576 transitions. [2022-03-03 18:18:57,283 INFO L78 Accepts]: Start accepts. Automaton has 4287 states and 11576 transitions. Word has length 94 [2022-03-03 18:18:57,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:57,284 INFO L470 AbstractCegarLoop]: Abstraction has 4287 states and 11576 transitions. [2022-03-03 18:18:57,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:57,284 INFO L276 IsEmpty]: Start isEmpty. Operand 4287 states and 11576 transitions. [2022-03-03 18:18:57,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:18:57,287 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:57,287 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:57,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-03-03 18:18:57,287 INFO L402 AbstractCegarLoop]: === Iteration 298 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:18:57,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:57,288 INFO L85 PathProgramCache]: Analyzing trace with hash -717414090, now seen corresponding path program 47 times [2022-03-03 18:18:57,288 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:57,288 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625834322] [2022-03-03 18:18:57,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:57,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:58,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:58,145 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:58,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625834322] [2022-03-03 18:18:58,145 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625834322] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:58,146 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:58,146 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:58,146 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128793343] [2022-03-03 18:18:58,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:58,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:58,146 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:58,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:58,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:58,146 INFO L87 Difference]: Start difference. First operand 4287 states and 11576 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:00,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:00,361 INFO L93 Difference]: Finished difference Result 5848 states and 14945 transitions. [2022-03-03 18:19:00,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:19:00,362 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:00,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:00,370 INFO L225 Difference]: With dead ends: 5848 [2022-03-03 18:19:00,370 INFO L226 Difference]: Without dead ends: 5848 [2022-03-03 18:19:00,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:19:00,371 INFO L933 BasicCegarLoop]: 407 mSDtfsCounter, 1576 mSDsluCounter, 1954 mSDsCounter, 0 mSdLazyCounter, 1993 mSolverCounterSat, 364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1576 SdHoareTripleChecker+Valid, 2323 SdHoareTripleChecker+Invalid, 2357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 364 IncrementalHoareTripleChecker+Valid, 1993 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:00,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1576 Valid, 2323 Invalid, 2357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [364 Valid, 1993 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:19:00,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5848 states. [2022-03-03 18:19:00,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5848 to 4303. [2022-03-03 18:19:00,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4303 states, 4299 states have (on average 2.7036520120958363) internal successors, (11623), 4302 states have internal predecessors, (11623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:00,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 4303 states and 11623 transitions. [2022-03-03 18:19:00,427 INFO L78 Accepts]: Start accepts. Automaton has 4303 states and 11623 transitions. Word has length 94 [2022-03-03 18:19:00,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:00,428 INFO L470 AbstractCegarLoop]: Abstraction has 4303 states and 11623 transitions. [2022-03-03 18:19:00,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:00,428 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 11623 transitions. [2022-03-03 18:19:00,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:00,431 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:00,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:00,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-03-03 18:19:00,431 INFO L402 AbstractCegarLoop]: === Iteration 299 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:00,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:00,432 INFO L85 PathProgramCache]: Analyzing trace with hash -864310380, now seen corresponding path program 48 times [2022-03-03 18:19:00,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:00,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161531952] [2022-03-03 18:19:00,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:00,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:01,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:01,451 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:01,451 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161531952] [2022-03-03 18:19:01,452 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161531952] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:01,452 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:01,452 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:01,452 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282322724] [2022-03-03 18:19:01,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:01,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:01,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:01,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:01,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:01,452 INFO L87 Difference]: Start difference. First operand 4303 states and 11623 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:03,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:03,376 INFO L93 Difference]: Finished difference Result 5683 states and 14728 transitions. [2022-03-03 18:19:03,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:03,376 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:03,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:03,385 INFO L225 Difference]: With dead ends: 5683 [2022-03-03 18:19:03,385 INFO L226 Difference]: Without dead ends: 5683 [2022-03-03 18:19:03,385 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:03,385 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1289 mSDsluCounter, 1703 mSDsCounter, 0 mSdLazyCounter, 1727 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1289 SdHoareTripleChecker+Valid, 2004 SdHoareTripleChecker+Invalid, 2024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 1727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:03,386 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1289 Valid, 2004 Invalid, 2024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1727 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:19:03,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5683 states. [2022-03-03 18:19:03,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5683 to 4223. [2022-03-03 18:19:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:03,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-03 18:19:03,443 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-03 18:19:03,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:03,443 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-03 18:19:03,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:03,444 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-03 18:19:03,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:03,447 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:03,447 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:03,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-03-03 18:19:03,447 INFO L402 AbstractCegarLoop]: === Iteration 300 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:03,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:03,447 INFO L85 PathProgramCache]: Analyzing trace with hash 369931472, now seen corresponding path program 49 times [2022-03-03 18:19:03,447 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:03,447 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985231520] [2022-03-03 18:19:03,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:03,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:04,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:04,274 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:04,274 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985231520] [2022-03-03 18:19:04,274 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985231520] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:04,274 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:04,274 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:04,274 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41911718] [2022-03-03 18:19:04,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:04,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:04,275 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:04,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:04,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:04,275 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:06,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:06,397 INFO L93 Difference]: Finished difference Result 5158 states and 13248 transitions. [2022-03-03 18:19:06,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:06,398 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:06,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:06,405 INFO L225 Difference]: With dead ends: 5158 [2022-03-03 18:19:06,405 INFO L226 Difference]: Without dead ends: 5158 [2022-03-03 18:19:06,405 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:06,405 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1102 mSDsluCounter, 1927 mSDsCounter, 0 mSdLazyCounter, 1891 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1102 SdHoareTripleChecker+Valid, 2232 SdHoareTripleChecker+Invalid, 2142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 1891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:06,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1102 Valid, 2232 Invalid, 2142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 1891 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:19:06,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5158 states. [2022-03-03 18:19:06,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5158 to 4143. [2022-03-03 18:19:06,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:06,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-03 18:19:06,458 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-03 18:19:06,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:06,458 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-03 18:19:06,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:06,458 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-03 18:19:06,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:06,461 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:06,461 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:06,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-03-03 18:19:06,462 INFO L402 AbstractCegarLoop]: === Iteration 301 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:06,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:06,462 INFO L85 PathProgramCache]: Analyzing trace with hash 750144874, now seen corresponding path program 68 times [2022-03-03 18:19:06,462 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:06,462 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700794734] [2022-03-03 18:19:06,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:06,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:07,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:07,148 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:07,149 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700794734] [2022-03-03 18:19:07,149 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700794734] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:07,149 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:07,149 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:07,149 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414990788] [2022-03-03 18:19:07,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:07,149 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:07,149 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:07,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:07,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:07,150 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:08,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:08,863 INFO L93 Difference]: Finished difference Result 5086 states and 13040 transitions. [2022-03-03 18:19:08,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:08,863 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:08,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:08,870 INFO L225 Difference]: With dead ends: 5086 [2022-03-03 18:19:08,870 INFO L226 Difference]: Without dead ends: 5086 [2022-03-03 18:19:08,871 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=336, Invalid=720, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:08,871 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1304 mSDsluCounter, 1403 mSDsCounter, 0 mSdLazyCounter, 1412 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1304 SdHoareTripleChecker+Valid, 1698 SdHoareTripleChecker+Invalid, 1695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:08,871 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1304 Valid, 1698 Invalid, 1695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1412 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:19:08,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5086 states. [2022-03-03 18:19:08,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5086 to 4207. [2022-03-03 18:19:08,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4207 states, 4203 states have (on average 2.6983107304306446) internal successors, (11341), 4206 states have internal predecessors, (11341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:08,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-03 18:19:08,922 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-03 18:19:08,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:08,922 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-03 18:19:08,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:08,922 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-03 18:19:08,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:08,926 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:08,926 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:08,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-03-03 18:19:08,926 INFO L402 AbstractCegarLoop]: === Iteration 302 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:08,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:08,926 INFO L85 PathProgramCache]: Analyzing trace with hash 579679218, now seen corresponding path program 69 times [2022-03-03 18:19:08,926 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:08,926 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469202484] [2022-03-03 18:19:08,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:08,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:09,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:09,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:09,583 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469202484] [2022-03-03 18:19:09,583 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469202484] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:09,583 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:09,583 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:09,584 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467608538] [2022-03-03 18:19:09,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:09,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:09,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:09,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:09,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:09,584 INFO L87 Difference]: Start difference. First operand 4207 states and 11341 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:10,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:10,955 INFO L93 Difference]: Finished difference Result 5520 states and 13947 transitions. [2022-03-03 18:19:10,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:10,956 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:10,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:10,964 INFO L225 Difference]: With dead ends: 5520 [2022-03-03 18:19:10,964 INFO L226 Difference]: Without dead ends: 5520 [2022-03-03 18:19:10,964 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=376, Invalid=746, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:10,964 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1643 mSDsluCounter, 963 mSDsCounter, 0 mSdLazyCounter, 1100 mSolverCounterSat, 368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1643 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 1468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 368 IncrementalHoareTripleChecker+Valid, 1100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:10,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1643 Valid, 1308 Invalid, 1468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [368 Valid, 1100 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:19:10,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5520 states. [2022-03-03 18:19:11,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5520 to 4223. [2022-03-03 18:19:11,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:11,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-03 18:19:11,024 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-03 18:19:11,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:11,024 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-03 18:19:11,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:11,025 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-03 18:19:11,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:11,028 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:11,029 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] [2022-03-03 18:19:11,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-03-03 18:19:11,029 INFO L402 AbstractCegarLoop]: === Iteration 303 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:11,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:11,029 INFO L85 PathProgramCache]: Analyzing trace with hash 444788298, now seen corresponding path program 70 times [2022-03-03 18:19:11,029 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:11,029 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122093881] [2022-03-03 18:19:11,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:11,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:11,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:11,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:11,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:11,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122093881] [2022-03-03 18:19:11,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122093881] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:11,877 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:11,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:11,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406443899] [2022-03-03 18:19:11,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:11,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:11,877 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:11,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:11,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:11,878 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:13,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:13,580 INFO L93 Difference]: Finished difference Result 5185 states and 13317 transitions. [2022-03-03 18:19:13,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:13,580 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:13,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:13,587 INFO L225 Difference]: With dead ends: 5185 [2022-03-03 18:19:13,587 INFO L226 Difference]: Without dead ends: 5185 [2022-03-03 18:19:13,587 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:13,587 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1486 mSDsluCounter, 1446 mSDsCounter, 0 mSdLazyCounter, 1461 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1486 SdHoareTripleChecker+Valid, 1750 SdHoareTripleChecker+Invalid, 1778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 317 IncrementalHoareTripleChecker+Valid, 1461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:13,588 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1486 Valid, 1750 Invalid, 1778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 1461 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:19:13,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5185 states. [2022-03-03 18:19:13,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5185 to 4143. [2022-03-03 18:19:13,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:13,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-03 18:19:13,634 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-03 18:19:13,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:13,634 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-03 18:19:13,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:13,634 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-03 18:19:13,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:13,637 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:13,638 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:13,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-03-03 18:19:13,638 INFO L402 AbstractCegarLoop]: === Iteration 304 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:13,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:13,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1383385392, now seen corresponding path program 71 times [2022-03-03 18:19:13,638 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:13,638 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275974947] [2022-03-03 18:19:13,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:13,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:14,290 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:14,290 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275974947] [2022-03-03 18:19:14,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275974947] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:14,290 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:14,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:14,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29036674] [2022-03-03 18:19:14,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:14,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:14,290 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:14,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:14,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:14,291 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:15,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:15,976 INFO L93 Difference]: Finished difference Result 5498 states and 14205 transitions. [2022-03-03 18:19:15,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:15,976 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:15,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:15,984 INFO L225 Difference]: With dead ends: 5498 [2022-03-03 18:19:15,984 INFO L226 Difference]: Without dead ends: 5498 [2022-03-03 18:19:15,985 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:15,985 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1160 mSDsluCounter, 1575 mSDsCounter, 0 mSdLazyCounter, 1578 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1160 SdHoareTripleChecker+Valid, 1859 SdHoareTripleChecker+Invalid, 1857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 1578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:15,985 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1160 Valid, 1859 Invalid, 1857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 1578 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:19:15,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5498 states. [2022-03-03 18:19:16,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5498 to 4223. [2022-03-03 18:19:16,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:16,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-03 18:19:16,034 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-03 18:19:16,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:16,035 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-03 18:19:16,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:16,035 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-03 18:19:16,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:16,038 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:16,038 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:16,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-03-03 18:19:16,038 INFO L402 AbstractCegarLoop]: === Iteration 305 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:16,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:16,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1212919736, now seen corresponding path program 72 times [2022-03-03 18:19:16,039 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:16,039 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548349101] [2022-03-03 18:19:16,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:16,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:16,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:16,716 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:16,716 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548349101] [2022-03-03 18:19:16,716 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548349101] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:16,716 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:16,716 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:16,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654692579] [2022-03-03 18:19:16,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:16,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:16,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:16,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:16,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:16,717 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:18,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:18,168 INFO L93 Difference]: Finished difference Result 5962 states and 15175 transitions. [2022-03-03 18:19:18,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:19:18,169 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:18,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:18,179 INFO L225 Difference]: With dead ends: 5962 [2022-03-03 18:19:18,179 INFO L226 Difference]: Without dead ends: 5962 [2022-03-03 18:19:18,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=397, Invalid=793, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:19:18,180 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1673 mSDsluCounter, 1048 mSDsCounter, 0 mSdLazyCounter, 1141 mSolverCounterSat, 402 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1673 SdHoareTripleChecker+Valid, 1403 SdHoareTripleChecker+Invalid, 1543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 402 IncrementalHoareTripleChecker+Valid, 1141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:18,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1673 Valid, 1403 Invalid, 1543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [402 Valid, 1141 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:19:18,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5962 states. [2022-03-03 18:19:18,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5962 to 4239. [2022-03-03 18:19:18,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:18,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-03 18:19:18,242 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-03 18:19:18,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:18,242 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-03 18:19:18,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:18,242 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-03 18:19:18,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:18,246 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:18,246 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] [2022-03-03 18:19:18,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-03-03 18:19:18,246 INFO L402 AbstractCegarLoop]: === Iteration 306 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:18,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:18,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1078028816, now seen corresponding path program 73 times [2022-03-03 18:19:18,247 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:18,247 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172300930] [2022-03-03 18:19:18,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:18,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:18,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:19,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:19,144 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:19,144 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172300930] [2022-03-03 18:19:19,144 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172300930] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:19,144 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:19,144 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:19,144 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944252161] [2022-03-03 18:19:19,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:19,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:19,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:19,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:19,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:19,145 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:21,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:21,045 INFO L93 Difference]: Finished difference Result 5597 states and 14482 transitions. [2022-03-03 18:19:21,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:21,046 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:21,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:21,054 INFO L225 Difference]: With dead ends: 5597 [2022-03-03 18:19:21,054 INFO L226 Difference]: Without dead ends: 5597 [2022-03-03 18:19:21,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:21,055 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1053 mSDsluCounter, 1737 mSDsCounter, 0 mSdLazyCounter, 1768 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 2024 SdHoareTripleChecker+Invalid, 1994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 1768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:21,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 2024 Invalid, 1994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1768 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:19:21,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2022-03-03 18:19:21,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 4159. [2022-03-03 18:19:21,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4159 states, 4155 states have (on average 2.6955475330926593) internal successors, (11200), 4158 states have internal predecessors, (11200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:21,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4159 states to 4159 states and 11200 transitions. [2022-03-03 18:19:21,108 INFO L78 Accepts]: Start accepts. Automaton has 4159 states and 11200 transitions. Word has length 94 [2022-03-03 18:19:21,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:21,108 INFO L470 AbstractCegarLoop]: Abstraction has 4159 states and 11200 transitions. [2022-03-03 18:19:21,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:21,108 INFO L276 IsEmpty]: Start isEmpty. Operand 4159 states and 11200 transitions. [2022-03-03 18:19:21,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:21,112 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:21,112 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:21,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-03-03 18:19:21,112 INFO L402 AbstractCegarLoop]: === Iteration 307 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:21,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:21,112 INFO L85 PathProgramCache]: Analyzing trace with hash -726024504, now seen corresponding path program 74 times [2022-03-03 18:19:21,112 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:21,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966234583] [2022-03-03 18:19:21,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:21,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:21,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:21,818 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:21,818 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966234583] [2022-03-03 18:19:21,818 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966234583] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:21,818 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:21,818 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:21,818 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097631146] [2022-03-03 18:19:21,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:21,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:21,818 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:21,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:21,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:21,819 INFO L87 Difference]: Start difference. First operand 4159 states and 11200 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:23,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:23,492 INFO L93 Difference]: Finished difference Result 5380 states and 13881 transitions. [2022-03-03 18:19:23,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:23,492 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:23,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:23,499 INFO L225 Difference]: With dead ends: 5380 [2022-03-03 18:19:23,499 INFO L226 Difference]: Without dead ends: 5380 [2022-03-03 18:19:23,500 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:23,500 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1453 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1484 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1453 SdHoareTripleChecker+Valid, 1664 SdHoareTripleChecker+Invalid, 1773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:23,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1453 Valid, 1664 Invalid, 1773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1484 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:19:23,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5380 states. [2022-03-03 18:19:23,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5380 to 4239. [2022-03-03 18:19:23,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:23,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-03 18:19:23,549 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-03 18:19:23,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:23,549 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-03 18:19:23,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:23,549 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-03 18:19:23,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:23,553 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:23,553 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:23,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-03-03 18:19:23,553 INFO L402 AbstractCegarLoop]: === Iteration 308 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:23,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:23,553 INFO L85 PathProgramCache]: Analyzing trace with hash -896490160, now seen corresponding path program 75 times [2022-03-03 18:19:23,553 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:23,553 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593873800] [2022-03-03 18:19:23,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:23,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:24,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:24,198 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:24,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593873800] [2022-03-03 18:19:24,198 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593873800] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:24,198 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:24,198 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:24,198 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100089059] [2022-03-03 18:19:24,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:24,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:24,198 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:24,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:24,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:24,199 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:26,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:26,213 INFO L93 Difference]: Finished difference Result 5860 states and 14898 transitions. [2022-03-03 18:19:26,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:19:26,213 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:26,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:26,222 INFO L225 Difference]: With dead ends: 5860 [2022-03-03 18:19:26,222 INFO L226 Difference]: Without dead ends: 5860 [2022-03-03 18:19:26,222 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=420, Invalid=840, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:19:26,222 INFO L933 BasicCegarLoop]: 377 mSDtfsCounter, 1315 mSDsluCounter, 1820 mSDsCounter, 0 mSdLazyCounter, 1919 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1315 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 2200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 1919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:26,222 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1315 Valid, 2171 Invalid, 2200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 1919 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:19:26,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5860 states. [2022-03-03 18:19:26,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5860 to 4255. [2022-03-03 18:19:26,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4255 states, 4251 states have (on average 2.7010115266996) internal successors, (11482), 4254 states have internal predecessors, (11482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:26,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 4255 states and 11482 transitions. [2022-03-03 18:19:26,270 INFO L78 Accepts]: Start accepts. Automaton has 4255 states and 11482 transitions. Word has length 94 [2022-03-03 18:19:26,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:26,270 INFO L470 AbstractCegarLoop]: Abstraction has 4255 states and 11482 transitions. [2022-03-03 18:19:26,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:26,270 INFO L276 IsEmpty]: Start isEmpty. Operand 4255 states and 11482 transitions. [2022-03-03 18:19:26,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:26,273 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:26,274 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:26,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-03-03 18:19:26,274 INFO L402 AbstractCegarLoop]: === Iteration 309 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:26,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:26,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1031381080, now seen corresponding path program 76 times [2022-03-03 18:19:26,274 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:26,274 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458881746] [2022-03-03 18:19:26,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:26,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:27,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:27,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:27,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458881746] [2022-03-03 18:19:27,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458881746] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:27,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:27,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:27,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469942708] [2022-03-03 18:19:27,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:27,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:27,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:27,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:27,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:27,133 INFO L87 Difference]: Start difference. First operand 4255 states and 11482 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:28,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:28,992 INFO L93 Difference]: Finished difference Result 5479 states and 14158 transitions. [2022-03-03 18:19:28,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:28,992 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:28,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:29,000 INFO L225 Difference]: With dead ends: 5479 [2022-03-03 18:19:29,000 INFO L226 Difference]: Without dead ends: 5479 [2022-03-03 18:19:29,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:29,000 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1045 mSDsluCounter, 1805 mSDsCounter, 0 mSdLazyCounter, 1818 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1045 SdHoareTripleChecker+Valid, 2092 SdHoareTripleChecker+Invalid, 2043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 1818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:29,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1045 Valid, 2092 Invalid, 2043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 1818 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:19:29,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5479 states. [2022-03-03 18:19:29,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5479 to 4191. [2022-03-03 18:19:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 4187 states have (on average 2.6973967040840696) internal successors, (11294), 4190 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:29,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-03 18:19:29,054 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-03 18:19:29,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:29,054 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-03 18:19:29,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-03 18:19:29,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:29,057 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:29,058 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:29,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-03-03 18:19:29,058 INFO L402 AbstractCegarLoop]: === Iteration 310 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:29,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:29,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1648208090, now seen corresponding path program 77 times [2022-03-03 18:19:29,058 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:29,058 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414049047] [2022-03-03 18:19:29,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:29,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:29,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:29,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:29,725 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:29,725 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414049047] [2022-03-03 18:19:29,725 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414049047] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:29,725 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:29,725 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:29,725 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073589105] [2022-03-03 18:19:29,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:29,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:29,725 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:29,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:29,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:29,726 INFO L87 Difference]: Start difference. First operand 4191 states and 11294 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:31,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:31,294 INFO L93 Difference]: Finished difference Result 5230 states and 13463 transitions. [2022-03-03 18:19:31,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:31,294 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:31,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:31,333 INFO L225 Difference]: With dead ends: 5230 [2022-03-03 18:19:31,334 INFO L226 Difference]: Without dead ends: 5230 [2022-03-03 18:19:31,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:31,334 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1286 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1286 SdHoareTripleChecker+Valid, 1698 SdHoareTripleChecker+Invalid, 1768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:31,334 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1286 Valid, 1698 Invalid, 1768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:19:31,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5230 states. [2022-03-03 18:19:31,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5230 to 4223. [2022-03-03 18:19:31,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:31,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-03 18:19:31,379 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-03 18:19:31,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:31,379 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-03 18:19:31,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:31,379 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-03 18:19:31,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:31,383 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:31,383 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:31,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-03-03 18:19:31,383 INFO L402 AbstractCegarLoop]: === Iteration 311 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:31,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:31,384 INFO L85 PathProgramCache]: Analyzing trace with hash -1818673746, now seen corresponding path program 78 times [2022-03-03 18:19:31,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:31,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730014476] [2022-03-03 18:19:31,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:31,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:32,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:32,033 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:32,033 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730014476] [2022-03-03 18:19:32,033 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730014476] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:32,033 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:32,033 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:32,033 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574730972] [2022-03-03 18:19:32,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:32,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:32,033 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:32,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:32,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:32,034 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:34,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:34,039 INFO L93 Difference]: Finished difference Result 5785 states and 14689 transitions. [2022-03-03 18:19:34,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:19:34,039 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:34,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:34,047 INFO L225 Difference]: With dead ends: 5785 [2022-03-03 18:19:34,048 INFO L226 Difference]: Without dead ends: 5785 [2022-03-03 18:19:34,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=443, Invalid=889, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:19:34,048 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1222 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1867 mSolverCounterSat, 308 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 2129 SdHoareTripleChecker+Invalid, 2175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 308 IncrementalHoareTripleChecker+Valid, 1867 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:34,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 2129 Invalid, 2175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [308 Valid, 1867 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:19:34,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2022-03-03 18:19:34,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 4239. [2022-03-03 18:19:34,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:34,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-03 18:19:34,096 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-03 18:19:34,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:34,097 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-03 18:19:34,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-03 18:19:34,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:34,100 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:34,100 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] [2022-03-03 18:19:34,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-03-03 18:19:34,100 INFO L402 AbstractCegarLoop]: === Iteration 312 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:34,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:34,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1953564666, now seen corresponding path program 79 times [2022-03-03 18:19:34,100 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:34,101 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960954539] [2022-03-03 18:19:34,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:34,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:34,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:34,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:34,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960954539] [2022-03-03 18:19:34,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960954539] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:34,932 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:34,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:34,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869365677] [2022-03-03 18:19:34,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:34,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:34,933 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:34,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:34,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:34,933 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:36,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:36,907 INFO L93 Difference]: Finished difference Result 5372 states and 13855 transitions. [2022-03-03 18:19:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:36,907 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:36,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:36,916 INFO L225 Difference]: With dead ends: 5372 [2022-03-03 18:19:36,916 INFO L226 Difference]: Without dead ends: 5372 [2022-03-03 18:19:36,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:36,916 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1388 mSDsluCounter, 1813 mSDsCounter, 0 mSdLazyCounter, 1890 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1388 SdHoareTripleChecker+Valid, 2100 SdHoareTripleChecker+Invalid, 2154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:36,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1388 Valid, 2100 Invalid, 2154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:19:36,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5372 states. [2022-03-03 18:19:36,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5372 to 4207. [2022-03-03 18:19:36,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4207 states, 4203 states have (on average 2.6983107304306446) internal successors, (11341), 4206 states have internal predecessors, (11341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:36,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-03 18:19:36,973 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-03 18:19:36,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:36,973 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-03 18:19:36,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:36,973 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-03 18:19:36,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:36,977 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:36,977 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:36,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-03-03 18:19:36,977 INFO L402 AbstractCegarLoop]: === Iteration 313 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:36,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:36,977 INFO L85 PathProgramCache]: Analyzing trace with hash 774093990, now seen corresponding path program 80 times [2022-03-03 18:19:36,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:36,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879321272] [2022-03-03 18:19:36,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:36,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:37,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:37,553 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:37,553 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879321272] [2022-03-03 18:19:37,553 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879321272] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:37,553 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:37,553 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:37,553 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066674198] [2022-03-03 18:19:37,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:37,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:37,553 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:37,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:37,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:37,554 INFO L87 Difference]: Start difference. First operand 4207 states and 11341 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:39,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:39,409 INFO L93 Difference]: Finished difference Result 5781 states and 14676 transitions. [2022-03-03 18:19:39,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:19:39,409 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:39,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:39,416 INFO L225 Difference]: With dead ends: 5781 [2022-03-03 18:19:39,416 INFO L226 Difference]: Without dead ends: 5781 [2022-03-03 18:19:39,417 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=484, Invalid=922, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:19:39,417 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1418 mSDsluCounter, 1386 mSDsCounter, 0 mSdLazyCounter, 1493 mSolverCounterSat, 349 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 1758 SdHoareTripleChecker+Invalid, 1842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 349 IncrementalHoareTripleChecker+Valid, 1493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:39,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 1758 Invalid, 1842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [349 Valid, 1493 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:19:39,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5781 states. [2022-03-03 18:19:39,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5781 to 4223. [2022-03-03 18:19:39,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:39,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-03 18:19:39,469 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-03 18:19:39,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:39,469 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-03 18:19:39,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:39,469 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-03 18:19:39,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:39,473 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:39,473 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:39,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-03-03 18:19:39,473 INFO L402 AbstractCegarLoop]: === Iteration 314 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:39,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:39,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1603147516, now seen corresponding path program 81 times [2022-03-03 18:19:39,473 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:39,473 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564356299] [2022-03-03 18:19:39,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:39,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:40,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:40,229 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:40,229 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564356299] [2022-03-03 18:19:40,229 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564356299] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:40,229 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:40,230 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:40,230 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121167276] [2022-03-03 18:19:40,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:40,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:40,230 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:40,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:40,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:40,230 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:42,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:42,307 INFO L93 Difference]: Finished difference Result 5781 states and 14676 transitions. [2022-03-03 18:19:42,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:19:42,308 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:42,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:42,317 INFO L225 Difference]: With dead ends: 5781 [2022-03-03 18:19:42,317 INFO L226 Difference]: Without dead ends: 5781 [2022-03-03 18:19:42,317 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:19:42,317 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1474 mSDsluCounter, 1672 mSDsCounter, 0 mSdLazyCounter, 1724 mSolverCounterSat, 373 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1474 SdHoareTripleChecker+Valid, 2040 SdHoareTripleChecker+Invalid, 2097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 373 IncrementalHoareTripleChecker+Valid, 1724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:42,317 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1474 Valid, 2040 Invalid, 2097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [373 Valid, 1724 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:19:42,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5781 states. [2022-03-03 18:19:42,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5781 to 4239. [2022-03-03 18:19:42,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:42,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-03 18:19:42,374 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-03 18:19:42,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:42,374 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-03 18:19:42,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:42,374 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-03 18:19:42,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:42,378 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:42,378 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:42,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-03-03 18:19:42,378 INFO L402 AbstractCegarLoop]: === Iteration 315 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:42,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:42,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1468256596, now seen corresponding path program 82 times [2022-03-03 18:19:42,378 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:42,378 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056138278] [2022-03-03 18:19:42,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:42,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:43,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:43,375 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:43,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056138278] [2022-03-03 18:19:43,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056138278] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:43,376 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:43,376 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:43,376 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607665613] [2022-03-03 18:19:43,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:43,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:43,376 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:43,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:43,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:43,376 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:45,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:45,133 INFO L93 Difference]: Finished difference Result 5446 states and 14046 transitions. [2022-03-03 18:19:45,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:45,134 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:45,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:45,142 INFO L225 Difference]: With dead ends: 5446 [2022-03-03 18:19:45,142 INFO L226 Difference]: Without dead ends: 5446 [2022-03-03 18:19:45,143 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:45,143 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1152 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 1501 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1152 SdHoareTripleChecker+Valid, 1711 SdHoareTripleChecker+Invalid, 1790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:45,143 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1152 Valid, 1711 Invalid, 1790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1501 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:19:45,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5446 states. [2022-03-03 18:19:45,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5446 to 4143. [2022-03-03 18:19:45,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:45,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-03 18:19:45,198 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-03 18:19:45,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:45,198 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-03 18:19:45,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:45,198 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-03 18:19:45,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:45,202 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:45,202 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:45,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-03-03 18:19:45,202 INFO L402 AbstractCegarLoop]: === Iteration 316 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:45,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:45,202 INFO L85 PathProgramCache]: Analyzing trace with hash 2116544074, now seen corresponding path program 50 times [2022-03-03 18:19:45,202 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:45,203 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442752829] [2022-03-03 18:19:45,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:45,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:45,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:45,898 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:45,898 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442752829] [2022-03-03 18:19:45,898 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442752829] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:45,898 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:45,898 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:45,898 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650712707] [2022-03-03 18:19:45,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:45,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:45,899 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:45,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:45,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:45,899 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:47,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:47,970 INFO L93 Difference]: Finished difference Result 5668 states and 14380 transitions. [2022-03-03 18:19:47,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:47,971 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:47,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:47,979 INFO L225 Difference]: With dead ends: 5668 [2022-03-03 18:19:47,979 INFO L226 Difference]: Without dead ends: 5668 [2022-03-03 18:19:47,980 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:47,980 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1299 mSDsluCounter, 1974 mSDsCounter, 0 mSdLazyCounter, 2115 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1299 SdHoareTripleChecker+Valid, 2297 SdHoareTripleChecker+Invalid, 2384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 2115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:47,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1299 Valid, 2297 Invalid, 2384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 2115 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:19:47,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5668 states. [2022-03-03 18:19:48,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5668 to 4207. [2022-03-03 18:19:48,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4207 states, 4203 states have (on average 2.6983107304306446) internal successors, (11341), 4206 states have internal predecessors, (11341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:48,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-03 18:19:48,038 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-03 18:19:48,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:48,038 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-03 18:19:48,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:48,038 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-03 18:19:48,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:48,042 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:48,042 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:48,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-03-03 18:19:48,042 INFO L402 AbstractCegarLoop]: === Iteration 317 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:48,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:48,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1969647784, now seen corresponding path program 51 times [2022-03-03 18:19:48,043 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:48,043 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255395549] [2022-03-03 18:19:48,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:48,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:48,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:48,967 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:48,967 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255395549] [2022-03-03 18:19:48,967 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255395549] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:48,967 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:48,967 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:48,967 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706685518] [2022-03-03 18:19:48,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:48,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:48,968 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:48,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:48,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:48,968 INFO L87 Difference]: Start difference. First operand 4207 states and 11341 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:50,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:50,796 INFO L93 Difference]: Finished difference Result 5454 states and 14031 transitions. [2022-03-03 18:19:50,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:50,797 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:50,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:50,806 INFO L225 Difference]: With dead ends: 5454 [2022-03-03 18:19:50,806 INFO L226 Difference]: Without dead ends: 5454 [2022-03-03 18:19:50,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:50,807 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1432 mSDsluCounter, 1606 mSDsCounter, 0 mSdLazyCounter, 1688 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 1904 SdHoareTripleChecker+Invalid, 1983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 1688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:50,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 1904 Invalid, 1983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 1688 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:19:50,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5454 states. [2022-03-03 18:19:50,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5454 to 4111. [2022-03-03 18:19:50,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4111 states, 4107 states have (on average 2.692719746773801) internal successors, (11059), 4110 states have internal predecessors, (11059), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:50,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4111 states to 4111 states and 11059 transitions. [2022-03-03 18:19:50,859 INFO L78 Accepts]: Start accepts. Automaton has 4111 states and 11059 transitions. Word has length 94 [2022-03-03 18:19:50,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:50,859 INFO L470 AbstractCegarLoop]: Abstraction has 4111 states and 11059 transitions. [2022-03-03 18:19:50,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:50,859 INFO L276 IsEmpty]: Start isEmpty. Operand 4111 states and 11059 transitions. [2022-03-03 18:19:50,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:50,862 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:50,862 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:50,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-03-03 18:19:50,862 INFO L402 AbstractCegarLoop]: === Iteration 318 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:50,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:50,863 INFO L85 PathProgramCache]: Analyzing trace with hash -525469848, now seen corresponding path program 52 times [2022-03-03 18:19:50,863 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:50,863 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792200893] [2022-03-03 18:19:50,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:50,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:51,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:51,486 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:51,486 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792200893] [2022-03-03 18:19:51,486 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792200893] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:51,486 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:51,486 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:51,486 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461825434] [2022-03-03 18:19:51,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:51,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:51,486 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:51,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:51,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:51,487 INFO L87 Difference]: Start difference. First operand 4111 states and 11059 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:53,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:53,369 INFO L93 Difference]: Finished difference Result 6133 states and 15665 transitions. [2022-03-03 18:19:53,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:19:53,369 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:53,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:53,378 INFO L225 Difference]: With dead ends: 6133 [2022-03-03 18:19:53,378 INFO L226 Difference]: Without dead ends: 6133 [2022-03-03 18:19:53,379 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=390, Invalid=800, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:19:53,379 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1282 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 1756 mSolverCounterSat, 341 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 1997 SdHoareTripleChecker+Invalid, 2097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 341 IncrementalHoareTripleChecker+Valid, 1756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:53,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 1997 Invalid, 2097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [341 Valid, 1756 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:19:53,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6133 states. [2022-03-03 18:19:53,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6133 to 4207. [2022-03-03 18:19:53,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4207 states, 4203 states have (on average 2.6983107304306446) internal successors, (11341), 4206 states have internal predecessors, (11341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:53,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-03 18:19:53,433 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-03 18:19:53,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:53,434 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-03 18:19:53,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:53,434 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-03 18:19:53,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:53,437 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:53,437 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:53,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-03-03 18:19:53,437 INFO L402 AbstractCegarLoop]: === Iteration 319 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:53,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:53,437 INFO L85 PathProgramCache]: Analyzing trace with hash -672366138, now seen corresponding path program 53 times [2022-03-03 18:19:53,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:53,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037772998] [2022-03-03 18:19:53,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:53,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:53,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:54,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:54,345 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:54,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037772998] [2022-03-03 18:19:54,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037772998] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:54,346 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:54,346 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:54,346 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643194011] [2022-03-03 18:19:54,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:54,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:54,346 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:54,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:54,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:54,346 INFO L87 Difference]: Start difference. First operand 4207 states and 11341 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:56,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:56,126 INFO L93 Difference]: Finished difference Result 5754 states and 14869 transitions. [2022-03-03 18:19:56,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:56,126 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:56,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:56,134 INFO L225 Difference]: With dead ends: 5754 [2022-03-03 18:19:56,135 INFO L226 Difference]: Without dead ends: 5754 [2022-03-03 18:19:56,135 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:56,135 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1178 mSDsluCounter, 1570 mSDsCounter, 0 mSdLazyCounter, 1698 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1178 SdHoareTripleChecker+Valid, 1868 SdHoareTripleChecker+Invalid, 1988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:56,135 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1178 Valid, 1868 Invalid, 1988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1698 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:19:56,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5754 states. [2022-03-03 18:19:56,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5754 to 4143. [2022-03-03 18:19:56,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:56,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-03 18:19:56,187 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-03 18:19:56,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:56,187 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-03 18:19:56,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:56,187 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-03 18:19:56,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:56,190 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:56,190 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:56,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-03-03 18:19:56,190 INFO L402 AbstractCegarLoop]: === Iteration 320 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:56,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:56,191 INFO L85 PathProgramCache]: Analyzing trace with hash -2122370938, now seen corresponding path program 54 times [2022-03-03 18:19:56,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:56,191 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576375954] [2022-03-03 18:19:56,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:56,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:56,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:56,947 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:56,947 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576375954] [2022-03-03 18:19:56,947 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576375954] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:56,947 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:56,947 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:56,947 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945890190] [2022-03-03 18:19:56,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:56,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:56,947 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:56,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:56,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:56,948 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:58,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:58,920 INFO L93 Difference]: Finished difference Result 6015 states and 15340 transitions. [2022-03-03 18:19:58,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:19:58,920 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:19:58,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:58,929 INFO L225 Difference]: With dead ends: 6015 [2022-03-03 18:19:58,929 INFO L226 Difference]: Without dead ends: 6015 [2022-03-03 18:19:58,930 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=413, Invalid=847, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:19:58,930 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1278 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 342 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1278 SdHoareTripleChecker+Valid, 2004 SdHoareTripleChecker+Invalid, 2124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 342 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:58,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1278 Valid, 2004 Invalid, 2124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [342 Valid, 1782 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:19:58,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6015 states. [2022-03-03 18:19:58,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6015 to 4191. [2022-03-03 18:19:58,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 4187 states have (on average 2.6973967040840696) internal successors, (11294), 4190 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:58,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-03 18:19:58,985 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-03 18:19:58,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:58,985 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-03 18:19:58,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:58,985 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-03 18:19:58,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:19:58,989 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:58,989 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] [2022-03-03 18:19:58,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2022-03-03 18:19:58,989 INFO L402 AbstractCegarLoop]: === Iteration 321 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:19:58,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:58,989 INFO L85 PathProgramCache]: Analyzing trace with hash 2025700068, now seen corresponding path program 55 times [2022-03-03 18:19:58,989 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:58,989 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444401166] [2022-03-03 18:19:58,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:58,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:59,887 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:59,887 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444401166] [2022-03-03 18:19:59,888 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444401166] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:59,888 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:59,888 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:59,888 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772578084] [2022-03-03 18:19:59,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:59,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:59,888 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:59,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:59,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:59,888 INFO L87 Difference]: Start difference. First operand 4191 states and 11294 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:02,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:02,088 INFO L93 Difference]: Finished difference Result 5636 states and 14544 transitions. [2022-03-03 18:20:02,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:20:02,088 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:20:02,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:02,096 INFO L225 Difference]: With dead ends: 5636 [2022-03-03 18:20:02,096 INFO L226 Difference]: Without dead ends: 5636 [2022-03-03 18:20:02,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:20:02,097 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1327 mSDsluCounter, 2082 mSDsCounter, 0 mSdLazyCounter, 2182 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1327 SdHoareTripleChecker+Valid, 2369 SdHoareTripleChecker+Invalid, 2420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 2182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:02,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1327 Valid, 2369 Invalid, 2420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 2182 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:20:02,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5636 states. [2022-03-03 18:20:02,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5636 to 4159. [2022-03-03 18:20:02,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4159 states, 4155 states have (on average 2.6955475330926593) internal successors, (11200), 4158 states have internal predecessors, (11200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:02,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4159 states to 4159 states and 11200 transitions. [2022-03-03 18:20:02,149 INFO L78 Accepts]: Start accepts. Automaton has 4159 states and 11200 transitions. Word has length 94 [2022-03-03 18:20:02,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:02,149 INFO L470 AbstractCegarLoop]: Abstraction has 4159 states and 11200 transitions. [2022-03-03 18:20:02,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 4159 states and 11200 transitions. [2022-03-03 18:20:02,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:20:02,153 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:02,153 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] [2022-03-03 18:20:02,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2022-03-03 18:20:02,153 INFO L402 AbstractCegarLoop]: === Iteration 322 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:20:02,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:02,153 INFO L85 PathProgramCache]: Analyzing trace with hash -420082674, now seen corresponding path program 56 times [2022-03-03 18:20:02,153 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:02,153 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047440679] [2022-03-03 18:20:02,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:02,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:02,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:02,919 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:02,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047440679] [2022-03-03 18:20:02,919 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047440679] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:02,919 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:02,919 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:02,919 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972647730] [2022-03-03 18:20:02,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:02,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:02,920 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:02,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:02,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:02,920 INFO L87 Difference]: Start difference. First operand 4159 states and 11200 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:05,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:05,028 INFO L93 Difference]: Finished difference Result 5984 states and 15258 transitions. [2022-03-03 18:20:05,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:20:05,029 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-03 18:20:05,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:05,038 INFO L225 Difference]: With dead ends: 5984 [2022-03-03 18:20:05,038 INFO L226 Difference]: Without dead ends: 5984 [2022-03-03 18:20:05,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:20:05,039 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1404 mSDsluCounter, 1756 mSDsCounter, 0 mSdLazyCounter, 1934 mSolverCounterSat, 340 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1404 SdHoareTripleChecker+Valid, 2101 SdHoareTripleChecker+Invalid, 2274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 1934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:05,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1404 Valid, 2101 Invalid, 2274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 1934 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:20:05,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5984 states. [2022-03-03 18:20:05,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5984 to 4191. [2022-03-03 18:20:05,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 4187 states have (on average 2.6973967040840696) internal successors, (11294), 4190 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:05,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-03 18:20:05,099 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-03 18:20:05,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:05,099 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-03 18:20:05,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:05,099 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-03 18:20:05,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-03 18:20:05,103 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:05,103 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] [2022-03-03 18:20:05,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2022-03-03 18:20:05,103 INFO L402 AbstractCegarLoop]: === Iteration 323 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-03 18:20:05,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:05,103 INFO L85 PathProgramCache]: Analyzing trace with hash -566978964, now seen corresponding path program 57 times [2022-03-03 18:20:05,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:05,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430355808] [2022-03-03 18:20:05,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:05,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:06,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:06,154 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:06,155 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430355808] [2022-03-03 18:20:06,155 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430355808] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:06,155 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:06,155 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:06,155 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189674666] [2022-03-03 18:20:06,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:06,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:06,155 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:06,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:06,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:06,155 INFO L87 Difference]: Start difference. First operand 4191 states and 11294 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Received shutdown request... [2022-03-03 18:20:06,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-03 18:20:06,349 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=90, Invalid=372, Unknown=0, NotChecked=0, Total=462 [2022-03-03 18:20:06,349 INFO L933 BasicCegarLoop]: 67 mSDtfsCounter, 304 mSDsluCounter, 604 mSDsCounter, 0 mSdLazyCounter, 295 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:06,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [304 Valid, 668 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 295 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:20:06,350 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (20 of 21 remaining) [2022-03-03 18:20:06,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2022-03-03 18:20:06,351 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). [2022-03-03 18:20:06,354 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (19 of 21 remaining) [2022-03-03 18:20:06,354 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (18 of 21 remaining) [2022-03-03 18:20:06,354 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 21 remaining) [2022-03-03 18:20:06,354 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 21 remaining) [2022-03-03 18:20:06,354 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (15 of 21 remaining) [2022-03-03 18:20:06,354 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (14 of 21 remaining) [2022-03-03 18:20:06,354 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (13 of 21 remaining) [2022-03-03 18:20:06,354 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (12 of 21 remaining) [2022-03-03 18:20:06,354 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (11 of 21 remaining) [2022-03-03 18:20:06,354 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 21 remaining) [2022-03-03 18:20:06,355 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (9 of 21 remaining) [2022-03-03 18:20:06,355 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 21 remaining) [2022-03-03 18:20:06,355 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (7 of 21 remaining) [2022-03-03 18:20:06,355 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 21 remaining) [2022-03-03 18:20:06,355 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (5 of 21 remaining) [2022-03-03 18:20:06,355 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (4 of 21 remaining) [2022-03-03 18:20:06,355 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (3 of 21 remaining) [2022-03-03 18:20:06,355 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 21 remaining) [2022-03-03 18:20:06,355 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 21 remaining) [2022-03-03 18:20:06,355 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 21 remaining) [2022-03-03 18:20:06,358 INFO L732 BasicCegarLoop]: Path program histogram: [107, 82, 69, 57, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:06,361 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-03 18:20:06,361 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-03 18:20:06,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 06:20:06 BasicIcfg [2022-03-03 18:20:06,363 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-03 18:20:06,363 INFO L158 Benchmark]: Toolchain (without parser) took 722287.24ms. Allocated memory was 176.2MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 125.6MB in the beginning and 728.0MB in the end (delta: -602.4MB). Peak memory consumption was 551.4MB. Max. memory is 8.0GB. [2022-03-03 18:20:06,363 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 176.2MB. Free memory is still 144.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-03 18:20:06,363 INFO L158 Benchmark]: CACSL2BoogieTranslator took 920.48ms. Allocated memory is still 176.2MB. Free memory was 125.4MB in the beginning and 110.6MB in the end (delta: 14.8MB). Peak memory consumption was 14.9MB. Max. memory is 8.0GB. [2022-03-03 18:20:06,363 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.62ms. Allocated memory is still 176.2MB. Free memory was 110.1MB in the beginning and 106.4MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-03 18:20:06,363 INFO L158 Benchmark]: Boogie Preprocessor took 70.57ms. Allocated memory is still 176.2MB. Free memory was 106.4MB in the beginning and 102.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-03 18:20:06,364 INFO L158 Benchmark]: RCFGBuilder took 752.25ms. Allocated memory is still 176.2MB. Free memory was 102.8MB in the beginning and 72.3MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-03-03 18:20:06,364 INFO L158 Benchmark]: TraceAbstraction took 720447.28ms. Allocated memory was 176.2MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 71.8MB in the beginning and 728.0MB in the end (delta: -656.2MB). Peak memory consumption was 497.8MB. Max. memory is 8.0GB. [2022-03-03 18:20:06,364 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 176.2MB. Free memory is still 144.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 920.48ms. Allocated memory is still 176.2MB. Free memory was 125.4MB in the beginning and 110.6MB in the end (delta: 14.8MB). Peak memory consumption was 14.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 89.62ms. Allocated memory is still 176.2MB. Free memory was 110.1MB in the beginning and 106.4MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 70.57ms. Allocated memory is still 176.2MB. Free memory was 106.4MB in the beginning and 102.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 752.25ms. Allocated memory is still 176.2MB. Free memory was 102.8MB in the beginning and 72.3MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 720447.28ms. Allocated memory was 176.2MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 71.8MB in the beginning and 728.0MB in the end (delta: -656.2MB). Peak memory consumption was 497.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1720]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1706]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1707]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1742]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1743]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1721]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1744]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1738]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1745]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1739]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1711]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1712]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1693]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1696]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1699]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (4191states) and FLOYD_HOARE automaton (currently 8 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (122 states constructed, input type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 243 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 720.2s, OverallIterations: 323, TraceHistogramMax: 1, PathProgramHistogramMax: 107, EmptinessCheckTime: 1.1s, AutomataDifference: 506.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.6s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 408690 SdHoareTripleChecker+Valid, 379.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 408690 mSDsluCounter, 590252 SdHoareTripleChecker+Invalid, 327.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 495827 mSDsCounter, 60606 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 482794 IncrementalHoareTripleChecker+Invalid, 543400 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 60606 mSolverCounterUnsat, 105077 mSDtfsCounter, 482794 mSolverCounterSat, 2.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10925 GetRequests, 596 SyntacticMatches, 4 SemanticMatches, 10325 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29585 ImplicationChecksByTransitivity, 170.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16277occurred in iteration=0, InterpolantAutomatonStates: 6549, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 17.3s AutomataMinimizationTime, 322 MinimizatonAttempts, 346042 StatesRemovedByMinimization, 320 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 185.3s InterpolantComputationTime, 29841 NumberOfCodeBlocks, 29841 NumberOfCodeBlocksAsserted, 323 NumberOfCheckSat, 29518 ConstructedInterpolants, 0 QuantifiedInterpolants, 311927 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 323 InterpolantComputations, 323 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown