/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-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 08:37:48,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 08:37:48,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 08:37:48,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 08:37:48,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 08:37:48,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 08:37:48,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 08:37:48,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 08:37:48,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 08:37:48,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 08:37:48,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 08:37:48,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 08:37:48,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 08:37:48,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 08:37:48,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 08:37:48,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 08:37:48,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 08:37:48,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 08:37:48,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 08:37:48,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 08:37:48,976 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-17 08:37:48,999 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 08:37:49,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 08:37:49,000 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 08:37:49,000 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 08:37:49,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 08:37:49,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 08:37:49,002 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 08:37:49,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 08:37:49,002 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 08:37:49,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 08:37:49,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 08:37:49,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 08:37:49,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 08:37:49,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 08:37:49,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 08:37:49,003 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 08:37:49,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 08:37:49,012 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 08:37:49,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 08:37:49,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 08:37:49,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 08:37:49,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 08:37:49,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 08:37:49,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 08:37:49,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 08:37:49,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 08:37:49,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 08:37:49,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 08:37:49,014 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-17 08:37:49,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 08:37:49,014 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 08:37:49,014 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 08:37:49,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 08:37:49,015 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 08:37:49,015 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 08:37:49,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 08:37:49,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 08:37:49,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 08:37:49,355 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 08:37:49,357 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 08:37:49,358 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc.i [2021-06-17 08:37:49,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0342fd25/8a70ffb2c9894f66866ba44aabdc1174/FLAGb88d30020 [2021-06-17 08:37:49,921 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 08:37:49,925 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc.i [2021-06-17 08:37:49,942 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0342fd25/8a70ffb2c9894f66866ba44aabdc1174/FLAGb88d30020 [2021-06-17 08:37:50,422 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0342fd25/8a70ffb2c9894f66866ba44aabdc1174 [2021-06-17 08:37:50,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 08:37:50,431 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 08:37:50,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 08:37:50,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 08:37:50,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 08:37:50,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 08:37:50" (1/1) ... [2021-06-17 08:37:50,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3015bca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50, skipping insertion in model container [2021-06-17 08:37:50,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 08:37:50" (1/1) ... [2021-06-17 08:37:50,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 08:37:50,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 08:37:50,663 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc.i[950,963] [2021-06-17 08:37:50,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 08:37:50,801 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 08:37:50,811 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc.i[950,963] [2021-06-17 08:37:50,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 08:37:50,908 INFO L208 MainTranslator]: Completed translation [2021-06-17 08:37:50,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50 WrapperNode [2021-06-17 08:37:50,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 08:37:50,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 08:37:50,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 08:37:50,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 08:37:50,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50" (1/1) ... [2021-06-17 08:37:50,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50" (1/1) ... [2021-06-17 08:37:50,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 08:37:50,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 08:37:50,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 08:37:50,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 08:37:50,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50" (1/1) ... [2021-06-17 08:37:50,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50" (1/1) ... [2021-06-17 08:37:50,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50" (1/1) ... [2021-06-17 08:37:50,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50" (1/1) ... [2021-06-17 08:37:50,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50" (1/1) ... [2021-06-17 08:37:50,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50" (1/1) ... [2021-06-17 08:37:50,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50" (1/1) ... [2021-06-17 08:37:50,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 08:37:50,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 08:37:50,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 08:37:50,977 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 08:37:50,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 08:37:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 08:37:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 08:37:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 08:37:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 08:37:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 08:37:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 08:37:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 08:37:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 08:37:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 08:37:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 08:37:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 08:37:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 08:37:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 08:37:51,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 08:37:51,065 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 08:37:51,379 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 08:37:51,380 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 08:37:51,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 08:37:51 BoogieIcfgContainer [2021-06-17 08:37:51,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 08:37:51,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 08:37:51,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 08:37:51,396 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 08:37:51,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 08:37:50" (1/3) ... [2021-06-17 08:37:51,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1392c0fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 08:37:51, skipping insertion in model container [2021-06-17 08:37:51,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:37:50" (2/3) ... [2021-06-17 08:37:51,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1392c0fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 08:37:51, skipping insertion in model container [2021-06-17 08:37:51,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 08:37:51" (3/3) ... [2021-06-17 08:37:51,399 INFO L111 eAbstractionObserver]: Analyzing ICFG safe018_pso.oepc.i [2021-06-17 08:37:51,402 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 08:37:51,403 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 08:37:51,403 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 08:37:51,403 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 08:37:51,426 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,427 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,427 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,427 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,427 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,427 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,427 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,427 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,428 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,428 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,428 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,428 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,429 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,429 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,429 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,429 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,435 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,435 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,435 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,435 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,436 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,436 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,436 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,436 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,437 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,437 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,437 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,437 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,439 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,439 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,439 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,439 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,447 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,447 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,452 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,452 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,453 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:51,479 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 08:37:51,494 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 08:37:51,653 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 08:37:51,653 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 08:37:51,653 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 08:37:51,654 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 08:37:51,654 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 08:37:51,654 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 08:37:51,654 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 08:37:51,654 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 08:37:51,861 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:37:51,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:37:51,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1043815143, now seen corresponding path program 1 times [2021-06-17 08:37:51,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:37:51,878 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780639234] [2021-06-17 08:37:51,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:37:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:37:52,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:37:52,046 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:37:52,047 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780639234] [2021-06-17 08:37:52,047 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780639234] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:37:52,047 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:37:52,047 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 08:37:52,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827887991] [2021-06-17 08:37:52,051 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 08:37:52,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:37:52,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 08:37:52,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 08:37:52,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:52,063 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:37:52,064 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 08:37:52,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:52,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:52,108 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 08:37:52,108 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:37:52,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:37:52,108 INFO L82 PathProgramCache]: Analyzing trace with hash -565447797, now seen corresponding path program 1 times [2021-06-17 08:37:52,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:37:52,109 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347358107] [2021-06-17 08:37:52,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:37:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:37:52,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:37:52,283 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:37:52,283 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347358107] [2021-06-17 08:37:52,283 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347358107] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:37:52,283 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:37:52,283 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 08:37:52,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49488122] [2021-06-17 08:37:52,284 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 08:37:52,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:37:52,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 08:37:52,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-17 08:37:52,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:52,285 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:37:52,285 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 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) [2021-06-17 08:37:52,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:52,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:53,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:53,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 08:37:53,170 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 08:37:53,170 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:37:53,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:37:53,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1799098665, now seen corresponding path program 2 times [2021-06-17 08:37:53,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:37:53,171 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583955388] [2021-06-17 08:37:53,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:37:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:37:53,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:37:53,331 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:37:53,331 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583955388] [2021-06-17 08:37:53,331 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583955388] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:37:53,331 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:37:53,331 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 08:37:53,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005910150] [2021-06-17 08:37:53,332 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 08:37:53,332 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:37:53,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 08:37:53,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 08:37:53,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:53,333 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:37:53,333 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 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) [2021-06-17 08:37:53,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:53,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 08:37:53,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:54,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:54,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 08:37:54,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 08:37:54,397 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 08:37:54,397 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:37:54,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:37:54,398 INFO L82 PathProgramCache]: Analyzing trace with hash -616391251, now seen corresponding path program 3 times [2021-06-17 08:37:54,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:37:54,398 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899857329] [2021-06-17 08:37:54,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:37:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:37:54,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:37:54,493 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:37:54,493 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899857329] [2021-06-17 08:37:54,493 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899857329] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:37:54,494 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:37:54,494 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 08:37:54,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717795] [2021-06-17 08:37:54,495 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 08:37:54,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:37:54,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 08:37:54,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-17 08:37:54,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:54,496 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:37:54,496 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 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) [2021-06-17 08:37:54,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:54,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 08:37:54,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 08:37:54,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:55,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:55,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 08:37:55,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 08:37:55,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 08:37:55,244 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 08:37:55,244 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:37:55,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:37:55,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1048674051, now seen corresponding path program 4 times [2021-06-17 08:37:55,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:37:55,245 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615506483] [2021-06-17 08:37:55,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:37:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:37:55,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:37:55,363 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:37:55,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615506483] [2021-06-17 08:37:55,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615506483] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:37:55,363 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:37:55,364 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 08:37:55,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171293185] [2021-06-17 08:37:55,364 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 08:37:55,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:37:55,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 08:37:55,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 08:37:55,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:55,365 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:37:55,365 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 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) [2021-06-17 08:37:55,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:55,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 08:37:55,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 08:37:55,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-17 08:37:55,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:56,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:56,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 08:37:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 08:37:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 08:37:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:37:56,176 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 08:37:56,183 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 08:37:56,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 08:37:56 BasicIcfg [2021-06-17 08:37:56,185 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 08:37:56,185 INFO L168 Benchmark]: Toolchain (without parser) took 5754.09 ms. Allocated memory was 188.7 MB in the beginning and 514.9 MB in the end (delta: 326.1 MB). Free memory was 151.8 MB in the beginning and 386.3 MB in the end (delta: -234.5 MB). Peak memory consumption was 287.6 MB. Max. memory is 8.0 GB. [2021-06-17 08:37:56,185 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 188.7 MB. Free memory is still 170.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 08:37:56,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 476.52 ms. Allocated memory is still 188.7 MB. Free memory was 151.6 MB in the beginning and 149.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-17 08:37:56,186 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.79 ms. Allocated memory is still 188.7 MB. Free memory was 149.7 MB in the beginning and 147.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 08:37:56,186 INFO L168 Benchmark]: Boogie Preprocessor took 20.48 ms. Allocated memory is still 188.7 MB. Free memory was 147.7 MB in the beginning and 146.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 08:37:56,186 INFO L168 Benchmark]: RCFGBuilder took 404.31 ms. Allocated memory is still 188.7 MB. Free memory was 146.2 MB in the beginning and 123.1 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 08:37:56,187 INFO L168 Benchmark]: TraceAbstraction took 4791.42 ms. Allocated memory was 188.7 MB in the beginning and 514.9 MB in the end (delta: 326.1 MB). Free memory was 122.5 MB in the beginning and 386.3 MB in the end (delta: -263.9 MB). Peak memory consumption was 257.7 MB. Max. memory is 8.0 GB. [2021-06-17 08:37:56,188 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 188.7 MB. Free memory is still 170.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 476.52 ms. Allocated memory is still 188.7 MB. Free memory was 151.6 MB in the beginning and 149.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 45.79 ms. Allocated memory is still 188.7 MB. Free memory was 149.7 MB in the beginning and 147.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 20.48 ms. Allocated memory is still 188.7 MB. Free memory was 147.7 MB in the beginning and 146.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 404.31 ms. Allocated memory is still 188.7 MB. Free memory was 146.2 MB in the beginning and 123.1 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4791.42 ms. Allocated memory was 188.7 MB in the beginning and 514.9 MB in the end (delta: 326.1 MB). Free memory was 122.5 MB in the beginning and 386.3 MB in the end (delta: -263.9 MB). Peak memory consumption was 257.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 67543, positive: 64214, positive conditional: 57002, positive unconditional: 7212, negative: 3329, negative conditional: 3242, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 64728, positive: 64214, positive conditional: 57002, positive unconditional: 7212, negative: 514, negative conditional: 427, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 64728, positive: 63741, positive conditional: 0, positive unconditional: 63741, negative: 987, negative conditional: 0, negative unconditional: 987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1040, positive: 1024, positive conditional: 0, positive unconditional: 1024, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1040, positive: 1018, positive conditional: 0, positive unconditional: 1018, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 24, negative conditional: 8, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 46, positive conditional: 15, positive unconditional: 31, negative: 94, negative conditional: 9, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 64728, positive: 62717, positive conditional: 0, positive unconditional: 62717, negative: 971, negative conditional: 0, negative unconditional: 971, unknown: 1040, unknown conditional: 0, unknown unconditional: 1040] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1037, Positive conditional cache size: 13, Positive unconditional cache size: 1024, Negative cache size: 24, Negative conditional cache size: 8, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 24, negative conditional: 8, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 46, positive conditional: 15, positive unconditional: 31, negative: 94, negative conditional: 9, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3051, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2570, negative conditional: 93, negative unconditional: 2477, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1037, Positive conditional cache size: 13, Positive unconditional cache size: 1024, Negative cache size: 24, Negative conditional cache size: 8, Negative unconditional cache size: 16, Eliminated conditions: 2309, SemanticConditionEliminator.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 24, negative conditional: 8, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 46, positive conditional: 15, positive unconditional: 31, negative: 94, negative conditional: 9, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3051, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2570, negative conditional: 93, negative unconditional: 2477, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1037, Positive conditional cache size: 13, Positive unconditional cache size: 1024, Negative cache size: 24, Negative conditional cache size: 8, Negative unconditional cache size: 16, Eliminated conditions: 2309, SemanticConditionEliminator.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 24, negative conditional: 8, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 46, positive conditional: 15, positive unconditional: 31, negative: 94, negative conditional: 9, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3051, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2570, negative conditional: 93, negative unconditional: 2477, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1037, Positive conditional cache size: 13, Positive unconditional cache size: 1024, Negative cache size: 24, Negative conditional cache size: 8, Negative unconditional cache size: 16, Eliminated conditions: 2309, SemanticConditionEliminator.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 24, negative conditional: 8, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 46, positive conditional: 15, positive unconditional: 31, negative: 94, negative conditional: 9, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3051, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2570, negative conditional: 93, negative unconditional: 2477, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1037, Positive conditional cache size: 13, Positive unconditional cache size: 1024, Negative cache size: 24, Negative conditional cache size: 8, Negative unconditional cache size: 16, Eliminated conditions: 2309, SemanticConditionEliminator.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 24, negative conditional: 8, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 46, positive conditional: 15, positive unconditional: 31, negative: 94, negative conditional: 9, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3051, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2570, negative conditional: 93, negative unconditional: 2477, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1037, Positive conditional cache size: 13, Positive unconditional cache size: 1024, Negative cache size: 24, Negative conditional cache size: 8, Negative unconditional cache size: 16, Eliminated conditions: 2309 ], Maximal queried relation: 5, Independence queries for same thread: 2815 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1864, Number of persistent set computation: 38019, Number of trivial persistent sets: 34577, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 67543, positive: 64214, positive conditional: 57002, positive unconditional: 7212, negative: 3329, negative conditional: 3242, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 64728, positive: 64214, positive conditional: 57002, positive unconditional: 7212, negative: 514, negative conditional: 427, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 64728, positive: 63741, positive conditional: 0, positive unconditional: 63741, negative: 987, negative conditional: 0, negative unconditional: 987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1040, positive: 1024, positive conditional: 0, positive unconditional: 1024, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1040, positive: 1018, positive conditional: 0, positive unconditional: 1018, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 24, negative conditional: 8, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 46, positive conditional: 15, positive unconditional: 31, negative: 94, negative conditional: 9, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 64728, positive: 62717, positive conditional: 0, positive unconditional: 62717, negative: 971, negative conditional: 0, negative unconditional: 971, unknown: 1040, unknown conditional: 0, unknown unconditional: 1040] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1037, Positive conditional cache size: 13, Positive unconditional cache size: 1024, Negative cache size: 24, Negative conditional cache size: 8, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 24, negative conditional: 8, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 46, positive conditional: 15, positive unconditional: 31, negative: 94, negative conditional: 9, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3051, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2570, negative conditional: 93, negative unconditional: 2477, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1037, Positive conditional cache size: 13, Positive unconditional cache size: 1024, Negative cache size: 24, Negative conditional cache size: 8, Negative unconditional cache size: 16, Eliminated conditions: 2309, SemanticConditionEliminator.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 24, negative conditional: 8, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 46, positive conditional: 15, positive unconditional: 31, negative: 94, negative conditional: 9, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3051, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2570, negative conditional: 93, negative unconditional: 2477, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1037, Positive conditional cache size: 13, Positive unconditional cache size: 1024, Negative cache size: 24, Negative conditional cache size: 8, Negative unconditional cache size: 16, Eliminated conditions: 2309, SemanticConditionEliminator.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 24, negative conditional: 8, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 46, positive conditional: 15, positive unconditional: 31, negative: 94, negative conditional: 9, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3051, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2570, negative conditional: 93, negative unconditional: 2477, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1037, Positive conditional cache size: 13, Positive unconditional cache size: 1024, Negative cache size: 24, Negative conditional cache size: 8, Negative unconditional cache size: 16, Eliminated conditions: 2309, SemanticConditionEliminator.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 24, negative conditional: 8, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 46, positive conditional: 15, positive unconditional: 31, negative: 94, negative conditional: 9, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3051, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2570, negative conditional: 93, negative unconditional: 2477, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1037, Positive conditional cache size: 13, Positive unconditional cache size: 1024, Negative cache size: 24, Negative conditional cache size: 8, Negative unconditional cache size: 16, Eliminated conditions: 2309, SemanticConditionEliminator.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3051, positive: 473, positive conditional: 473, positive unconditional: 0, negative: 2578, negative conditional: 101, negative unconditional: 2477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 13, positive unconditional: 6, negative: 24, negative conditional: 8, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 46, positive conditional: 15, positive unconditional: 31, negative: 94, negative conditional: 9, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3051, positive: 460, positive conditional: 460, positive unconditional: 0, negative: 2570, negative conditional: 93, negative unconditional: 2477, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1037, Positive conditional cache size: 13, Positive unconditional cache size: 1024, Negative cache size: 24, Negative conditional cache size: 8, Negative unconditional cache size: 16, Eliminated conditions: 2309 ], Maximal queried relation: 5, Independence queries for same thread: 2815 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 105 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4669.8ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.2ms, PartialOrderReductionTime: 3742.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 15.7ms SsaConstructionTime, 107.2ms SatisfiabilityAnalysisTime, 503.5ms InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 326 ConstructedInterpolants, 0 QuantifiedInterpolants, 1000 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 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...