/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-1_3-join.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 23:29:49,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 23:29:49,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 23:29:49,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 23:29:49,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 23:29:49,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 23:29:49,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 23:29:49,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 23:29:49,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 23:29:49,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 23:29:49,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 23:29:49,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 23:29:49,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 23:29:49,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 23:29:49,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 23:29:49,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 23:29:49,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 23:29:49,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 23:29:49,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 23:29:49,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 23:29:49,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 23:29:49,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 23:29:49,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 23:29:49,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 23:29:49,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-10 23:29:49,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-10 23:29:49,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-10 23:29:49,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-10 23:29:49,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-10 23:29:49,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-02-10 23:29:49,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 23:29:49,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 23:29:49,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 23:29:49,110 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-10 23:29:49,133 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 23:29:49,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 23:29:49,134 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 23:29:49,134 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 23:29:49,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 23:29:49,135 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 23:29:49,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 23:29:49,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 23:29:49,135 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 23:29:49,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 23:29:49,136 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 23:29:49,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 23:29:49,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 23:29:49,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 23:29:49,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 23:29:49,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 23:29:49,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 23:29:49,137 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 23:29:49,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 23:29:49,137 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 23:29:49,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 23:29:49,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 23:29:49,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 23:29:49,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 23:29:49,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 23:29:49,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:29:49,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 23:29:49,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 23:29:49,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 23:29:49,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 23:29:49,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 23:29:49,139 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 23:29:49,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 23:29:49,139 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 23:29:49,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 23:29:49,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 23:29:49,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 23:29:49,305 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 23:29:49,305 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 23:29:49,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-1_3-join.i [2022-02-10 23:29:49,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d3e863bd/d1dafa48d9d940cfac4c1d9d7c877e43/FLAG2f95cbec9 [2022-02-10 23:29:49,869 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 23:29:49,869 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-1_3-join.i [2022-02-10 23:29:49,887 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d3e863bd/d1dafa48d9d940cfac4c1d9d7c877e43/FLAG2f95cbec9 [2022-02-10 23:29:50,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d3e863bd/d1dafa48d9d940cfac4c1d9d7c877e43 [2022-02-10 23:29:50,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 23:29:50,112 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 23:29:50,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 23:29:50,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 23:29:50,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 23:29:50,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:29:50" (1/1) ... [2022-02-10 23:29:50,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3034e920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50, skipping insertion in model container [2022-02-10 23:29:50,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:29:50" (1/1) ... [2022-02-10 23:29:50,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 23:29:50,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 23:29:50,544 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-1_3-join.i[76153,76166] [2022-02-10 23:29:50,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:29:50,584 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 23:29:50,634 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-1_3-join.i[76153,76166] [2022-02-10 23:29:50,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:29:50,724 INFO L208 MainTranslator]: Completed translation [2022-02-10 23:29:50,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50 WrapperNode [2022-02-10 23:29:50,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 23:29:50,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 23:29:50,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 23:29:50,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 23:29:50,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50" (1/1) ... [2022-02-10 23:29:50,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50" (1/1) ... [2022-02-10 23:29:50,786 INFO L137 Inliner]: procedures = 482, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2022-02-10 23:29:50,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 23:29:50,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 23:29:50,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 23:29:50,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 23:29:50,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50" (1/1) ... [2022-02-10 23:29:50,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50" (1/1) ... [2022-02-10 23:29:50,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50" (1/1) ... [2022-02-10 23:29:50,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50" (1/1) ... [2022-02-10 23:29:50,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50" (1/1) ... [2022-02-10 23:29:50,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50" (1/1) ... [2022-02-10 23:29:50,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50" (1/1) ... [2022-02-10 23:29:50,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 23:29:50,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 23:29:50,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 23:29:50,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 23:29:50,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50" (1/1) ... [2022-02-10 23:29:50,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:29:50,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 23:29:50,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-10 23:29:50,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-10 23:29:50,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-10 23:29:50,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 23:29:50,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-10 23:29:50,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 23:29:50,907 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 23:29:50,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 23:29:50,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-10 23:29:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 23:29:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 23:29:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 23:29:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-10 23:29:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-10 23:29:50,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 23:29:50,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 23:29:50,928 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 23:29:51,179 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 23:29:51,180 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 23:29:51,337 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 23:29:51,355 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 23:29:51,356 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 23:29:51,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:29:51 BoogieIcfgContainer [2022-02-10 23:29:51,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 23:29:51,358 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 23:29:51,358 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 23:29:51,361 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 23:29:51,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 11:29:50" (1/3) ... [2022-02-10 23:29:51,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3081d9df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:29:51, skipping insertion in model container [2022-02-10 23:29:51,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:29:50" (2/3) ... [2022-02-10 23:29:51,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3081d9df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:29:51, skipping insertion in model container [2022-02-10 23:29:51,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:29:51" (3/3) ... [2022-02-10 23:29:51,363 INFO L112 eAbstractionObserver]: Analyzing ICFG race-1_3-join.i [2022-02-10 23:29:51,366 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 23:29:51,366 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 23:29:51,367 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2022-02-10 23:29:51,367 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 23:29:51,387 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,387 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,387 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,387 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,387 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,387 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,387 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,387 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,387 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,388 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,388 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,388 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,388 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,388 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,388 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,388 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,389 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,389 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,389 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,389 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,391 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,391 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,391 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,391 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,391 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,391 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:29:51,393 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-10 23:29:51,429 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 23:29:51,434 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, 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 [2022-02-10 23:29:51,434 INFO L340 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2022-02-10 23:29:51,447 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 134 places, 135 transitions, 278 flow [2022-02-10 23:29:51,483 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 363 states, 344 states have (on average 1.7093023255813953) internal successors, (588), 362 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:51,485 INFO L276 IsEmpty]: Start isEmpty. Operand has 363 states, 344 states have (on average 1.7093023255813953) internal successors, (588), 362 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:51,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-02-10 23:29:51,489 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:29:51,490 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:29:51,490 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2022-02-10 23:29:51,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:29:51,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1933309414, now seen corresponding path program 1 times [2022-02-10 23:29:51,499 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:29:51,499 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948439758] [2022-02-10 23:29:51,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:29:51,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:29:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:29:51,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:29:51,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:29:51,720 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948439758] [2022-02-10 23:29:51,721 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948439758] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:29:51,721 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:29:51,721 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:29:51,722 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202328236] [2022-02-10 23:29:51,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:29:51,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:29:51,725 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:29:51,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:29:51,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:29:51,745 INFO L87 Difference]: Start difference. First operand has 363 states, 344 states have (on average 1.7093023255813953) internal successors, (588), 362 states have internal predecessors, (588), 0 states have call successors, (0), 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 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:51,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:29:51,792 INFO L93 Difference]: Finished difference Result 313 states and 494 transitions. [2022-02-10 23:29:51,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:29:51,793 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2022-02-10 23:29:51,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:29:51,800 INFO L225 Difference]: With dead ends: 313 [2022-02-10 23:29:51,800 INFO L226 Difference]: Without dead ends: 262 [2022-02-10 23:29:51,801 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:29:51,803 INFO L934 BasicCegarLoop]: 107 mSDtfsCounter, 1 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:29:51,804 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 196 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:29:51,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2022-02-10 23:29:51,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 262. [2022-02-10 23:29:51,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 255 states have (on average 1.572549019607843) internal successors, (401), 261 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:51,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 401 transitions. [2022-02-10 23:29:51,837 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 401 transitions. Word has length 31 [2022-02-10 23:29:51,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:29:51,837 INFO L470 AbstractCegarLoop]: Abstraction has 262 states and 401 transitions. [2022-02-10 23:29:51,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:51,837 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 401 transitions. [2022-02-10 23:29:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-02-10 23:29:51,838 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:29:51,838 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:29:51,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 23:29:51,838 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2022-02-10 23:29:51,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:29:51,839 INFO L85 PathProgramCache]: Analyzing trace with hash -290385306, now seen corresponding path program 1 times [2022-02-10 23:29:51,839 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:29:51,839 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821666042] [2022-02-10 23:29:51,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:29:51,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:29:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:29:51,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:29:51,911 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:29:51,911 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821666042] [2022-02-10 23:29:51,911 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821666042] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:29:51,911 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:29:51,911 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:29:51,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623432838] [2022-02-10 23:29:51,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:29:51,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:29:51,912 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:29:51,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:29:51,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:29:51,913 INFO L87 Difference]: Start difference. First operand 262 states and 401 transitions. Second operand has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:51,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:29:51,949 INFO L93 Difference]: Finished difference Result 297 states and 457 transitions. [2022-02-10 23:29:51,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:29:51,949 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-02-10 23:29:51,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:29:51,951 INFO L225 Difference]: With dead ends: 297 [2022-02-10 23:29:51,951 INFO L226 Difference]: Without dead ends: 294 [2022-02-10 23:29:51,951 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:29:51,952 INFO L934 BasicCegarLoop]: 98 mSDtfsCounter, 56 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:29:51,952 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 159 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:29:51,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2022-02-10 23:29:51,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 256. [2022-02-10 23:29:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 252 states have (on average 1.5674603174603174) internal successors, (395), 255 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 395 transitions. [2022-02-10 23:29:51,965 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 395 transitions. Word has length 34 [2022-02-10 23:29:51,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:29:51,965 INFO L470 AbstractCegarLoop]: Abstraction has 256 states and 395 transitions. [2022-02-10 23:29:51,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:51,966 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 395 transitions. [2022-02-10 23:29:51,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-02-10 23:29:51,966 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:29:51,966 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:29:51,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 23:29:51,967 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2022-02-10 23:29:51,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:29:51,967 INFO L85 PathProgramCache]: Analyzing trace with hash 885505937, now seen corresponding path program 1 times [2022-02-10 23:29:51,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:29:51,968 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022630986] [2022-02-10 23:29:51,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:29:51,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:29:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:29:52,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:29:52,030 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:29:52,030 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022630986] [2022-02-10 23:29:52,030 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022630986] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:29:52,030 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:29:52,030 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:29:52,030 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692503377] [2022-02-10 23:29:52,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:29:52,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:29:52,031 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:29:52,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:29:52,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:29:52,032 INFO L87 Difference]: Start difference. First operand 256 states and 395 transitions. Second operand has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:52,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:29:52,049 INFO L93 Difference]: Finished difference Result 255 states and 394 transitions. [2022-02-10 23:29:52,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:29:52,050 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2022-02-10 23:29:52,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:29:52,051 INFO L225 Difference]: With dead ends: 255 [2022-02-10 23:29:52,051 INFO L226 Difference]: Without dead ends: 255 [2022-02-10 23:29:52,051 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:29:52,052 INFO L934 BasicCegarLoop]: 92 mSDtfsCounter, 1 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:29:52,052 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 172 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:29:52,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2022-02-10 23:29:52,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2022-02-10 23:29:52,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 252 states have (on average 1.5634920634920635) internal successors, (394), 254 states have internal predecessors, (394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:52,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 394 transitions. [2022-02-10 23:29:52,082 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 394 transitions. Word has length 47 [2022-02-10 23:29:52,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:29:52,082 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 394 transitions. [2022-02-10 23:29:52,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:52,082 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 394 transitions. [2022-02-10 23:29:52,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-02-10 23:29:52,084 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:29:52,084 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:29:52,084 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 23:29:52,084 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2022-02-10 23:29:52,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:29:52,085 INFO L85 PathProgramCache]: Analyzing trace with hash 709777903, now seen corresponding path program 1 times [2022-02-10 23:29:52,085 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:29:52,085 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059032701] [2022-02-10 23:29:52,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:29:52,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:29:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:29:52,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:29:52,271 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:29:52,271 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059032701] [2022-02-10 23:29:52,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059032701] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:29:52,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:29:52,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:29:52,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752407377] [2022-02-10 23:29:52,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:29:52,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:29:52,272 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:29:52,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:29:52,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:29:52,273 INFO L87 Difference]: Start difference. First operand 255 states and 394 transitions. Second operand has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:52,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:29:52,327 INFO L93 Difference]: Finished difference Result 246 states and 378 transitions. [2022-02-10 23:29:52,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:29:52,327 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2022-02-10 23:29:52,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:29:52,329 INFO L225 Difference]: With dead ends: 246 [2022-02-10 23:29:52,329 INFO L226 Difference]: Without dead ends: 215 [2022-02-10 23:29:52,330 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:29:52,337 INFO L934 BasicCegarLoop]: 112 mSDtfsCounter, 37 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:29:52,338 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 452 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:29:52,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2022-02-10 23:29:52,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 215. [2022-02-10 23:29:52,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 214 states have (on average 1.6214953271028036) internal successors, (347), 214 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:52,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 347 transitions. [2022-02-10 23:29:52,350 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 347 transitions. Word has length 66 [2022-02-10 23:29:52,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:29:52,350 INFO L470 AbstractCegarLoop]: Abstraction has 215 states and 347 transitions. [2022-02-10 23:29:52,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 347 transitions. [2022-02-10 23:29:52,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-02-10 23:29:52,352 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:29:52,352 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:29:52,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 23:29:52,354 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2022-02-10 23:29:52,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:29:52,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1075768948, now seen corresponding path program 1 times [2022-02-10 23:29:52,358 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:29:52,359 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652922014] [2022-02-10 23:29:52,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:29:52,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:29:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:29:52,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:29:52,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:29:52,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652922014] [2022-02-10 23:29:52,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652922014] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:29:52,453 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:29:52,454 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:29:52,454 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681683463] [2022-02-10 23:29:52,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:29:52,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:29:52,455 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:29:52,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:29:52,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:29:52,456 INFO L87 Difference]: Start difference. First operand 215 states and 347 transitions. Second operand has 3 states, 2 states have (on average 40.5) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:52,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:29:52,468 INFO L93 Difference]: Finished difference Result 214 states and 346 transitions. [2022-02-10 23:29:52,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:29:52,469 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 40.5) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2022-02-10 23:29:52,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:29:52,470 INFO L225 Difference]: With dead ends: 214 [2022-02-10 23:29:52,470 INFO L226 Difference]: Without dead ends: 0 [2022-02-10 23:29:52,470 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:29:52,474 INFO L934 BasicCegarLoop]: 75 mSDtfsCounter, 0 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:29:52,474 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 143 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:29:52,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-10 23:29:52,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-10 23:29:52,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:52,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-10 23:29:52,475 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 81 [2022-02-10 23:29:52,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:29:52,475 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-10 23:29:52,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 40.5) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:29:52,476 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-10 23:29:52,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-10 23:29:52,477 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (11 of 12 remaining) [2022-02-10 23:29:52,478 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (10 of 12 remaining) [2022-02-10 23:29:52,478 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (9 of 12 remaining) [2022-02-10 23:29:52,478 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (8 of 12 remaining) [2022-02-10 23:29:52,478 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (7 of 12 remaining) [2022-02-10 23:29:52,478 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (6 of 12 remaining) [2022-02-10 23:29:52,478 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (5 of 12 remaining) [2022-02-10 23:29:52,478 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (4 of 12 remaining) [2022-02-10 23:29:52,478 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (3 of 12 remaining) [2022-02-10 23:29:52,478 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (2 of 12 remaining) [2022-02-10 23:29:52,479 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 12 remaining) [2022-02-10 23:29:52,479 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (0 of 12 remaining) [2022-02-10 23:29:52,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 23:29:52,483 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-02-10 23:29:52,485 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 23:29:52,485 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 23:29:52,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 11:29:52 BasicIcfg [2022-02-10 23:29:52,487 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 23:29:52,487 INFO L158 Benchmark]: Toolchain (without parser) took 2374.73ms. Allocated memory was 174.1MB in the beginning and 262.1MB in the end (delta: 88.1MB). Free memory was 116.9MB in the beginning and 174.3MB in the end (delta: -57.5MB). Peak memory consumption was 30.8MB. Max. memory is 8.0GB. [2022-02-10 23:29:52,487 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 174.1MB. Free memory is still 136.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 23:29:52,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.56ms. Allocated memory was 174.1MB in the beginning and 262.1MB in the end (delta: 88.1MB). Free memory was 116.6MB in the beginning and 191.6MB in the end (delta: -74.9MB). Peak memory consumption was 15.1MB. Max. memory is 8.0GB. [2022-02-10 23:29:52,488 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.93ms. Allocated memory is still 262.1MB. Free memory was 191.1MB in the beginning and 187.9MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-10 23:29:52,488 INFO L158 Benchmark]: Boogie Preprocessor took 49.31ms. Allocated memory is still 262.1MB. Free memory was 187.9MB in the beginning and 185.8MB in the end (delta: 2.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-10 23:29:52,488 INFO L158 Benchmark]: RCFGBuilder took 520.83ms. Allocated memory is still 262.1MB. Free memory was 185.3MB in the beginning and 165.9MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2022-02-10 23:29:52,488 INFO L158 Benchmark]: TraceAbstraction took 1128.53ms. Allocated memory is still 262.1MB. Free memory was 165.4MB in the beginning and 174.3MB in the end (delta: -9.0MB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 23:29:52,489 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 174.1MB. Free memory is still 136.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 610.56ms. Allocated memory was 174.1MB in the beginning and 262.1MB in the end (delta: 88.1MB). Free memory was 116.6MB in the beginning and 191.6MB in the end (delta: -74.9MB). Peak memory consumption was 15.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 60.93ms. Allocated memory is still 262.1MB. Free memory was 191.1MB in the beginning and 187.9MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 49.31ms. Allocated memory is still 262.1MB. Free memory was 187.9MB in the beginning and 185.8MB in the end (delta: 2.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 520.83ms. Allocated memory is still 262.1MB. Free memory was 185.3MB in the beginning and 165.9MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * TraceAbstraction took 1128.53ms. Allocated memory is still 262.1MB. Free memory was 165.4MB in the beginning and 174.3MB in the end (delta: -9.0MB). There was no memory consumed. 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 - PositiveResult [Line: 1702]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1709]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1710]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1715]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1716]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1723]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1726]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1730]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1731]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 141 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 95 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 95 mSDsluCounter, 1122 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 667 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 141 IncrementalHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 484 mSDtfsCounter, 141 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=363occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 38 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 343 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-10 23:29:52,522 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...