/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe023_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 14:59:36,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 14:59:36,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 14:59:36,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 14:59:36,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 14:59:37,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 14:59:37,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 14:59:37,014 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.epf [2021-07-14 14:59:37,061 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 14:59:37,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 14:59:37,062 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 14:59:37,062 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 14:59:37,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 14:59:37,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 14:59:37,064 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 14:59:37,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 14:59:37,065 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 14:59:37,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 14:59:37,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 14:59:37,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 14:59:37,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 14:59:37,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 14:59:37,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 14:59:37,066 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 14:59:37,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 14:59:37,066 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 14:59:37,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 14:59:37,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 14:59:37,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 14:59:37,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 14:59:37,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 14:59:37,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 14:59:37,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 14:59:37,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 14:59:37,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 14:59:37,067 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 14:59:37,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 14:59:37,067 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 14:59:37,067 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 14:59:37,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 14:59:37,068 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 14:59:37,068 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 14:59:37,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 14:59:37,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 14:59:37,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 14:59:37,353 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 14:59:37,353 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 14:59:37,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe023_tso.oepc.i [2021-07-14 14:59:37,409 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65690082a/f526057f8b754720952424bcf89196df/FLAGfb94990ba [2021-07-14 14:59:37,832 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 14:59:37,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_tso.oepc.i [2021-07-14 14:59:37,845 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65690082a/f526057f8b754720952424bcf89196df/FLAGfb94990ba [2021-07-14 14:59:37,859 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65690082a/f526057f8b754720952424bcf89196df [2021-07-14 14:59:37,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 14:59:37,863 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 14:59:37,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 14:59:37,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 14:59:37,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 14:59:37,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:59:37" (1/1) ... [2021-07-14 14:59:37,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aae4e6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:37, skipping insertion in model container [2021-07-14 14:59:37,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:59:37" (1/1) ... [2021-07-14 14:59:37,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 14:59:37,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 14:59:38,052 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/safe023_tso.oepc.i[950,963] [2021-07-14 14:59:38,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 14:59:38,197 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 14:59:38,205 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/safe023_tso.oepc.i[950,963] [2021-07-14 14:59:38,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 14:59:38,267 INFO L208 MainTranslator]: Completed translation [2021-07-14 14:59:38,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:38 WrapperNode [2021-07-14 14:59:38,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 14:59:38,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 14:59:38,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 14:59:38,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 14:59:38,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:38" (1/1) ... [2021-07-14 14:59:38,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:38" (1/1) ... [2021-07-14 14:59:38,308 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 14:59:38,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 14:59:38,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 14:59:38,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 14:59:38,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:38" (1/1) ... [2021-07-14 14:59:38,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:38" (1/1) ... [2021-07-14 14:59:38,330 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:38" (1/1) ... [2021-07-14 14:59:38,330 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:38" (1/1) ... [2021-07-14 14:59:38,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:38" (1/1) ... [2021-07-14 14:59:38,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:38" (1/1) ... [2021-07-14 14:59:38,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:38" (1/1) ... [2021-07-14 14:59:38,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 14:59:38,338 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 14:59:38,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 14:59:38,338 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 14:59:38,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:38" (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 [2021-07-14 14:59:38,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 14:59:38,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 14:59:38,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 14:59:38,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 14:59:38,400 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 14:59:38,400 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 14:59:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 14:59:38,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 14:59:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 14:59:38,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 14:59:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 14:59:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 14:59:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 14:59:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 14:59:38,405 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 14:59:38,743 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 14:59:38,743 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 14:59:38,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:59:38 BoogieIcfgContainer [2021-07-14 14:59:38,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 14:59:38,746 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 14:59:38,746 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 14:59:38,748 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 14:59:38,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:59:37" (1/3) ... [2021-07-14 14:59:38,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@645b615c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:59:38, skipping insertion in model container [2021-07-14 14:59:38,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:59:38" (2/3) ... [2021-07-14 14:59:38,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@645b615c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:59:38, skipping insertion in model container [2021-07-14 14:59:38,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:59:38" (3/3) ... [2021-07-14 14:59:38,750 INFO L111 eAbstractionObserver]: Analyzing ICFG safe023_tso.oepc.i [2021-07-14 14:59:38,753 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 14:59:38,754 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 14:59:38,754 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 14:59:38,754 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 14:59:38,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,780 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,780 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,781 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,781 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,781 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,783 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,783 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,783 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,783 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,783 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,784 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,784 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,785 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,785 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,785 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,786 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,790 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,790 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,790 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,791 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,791 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,791 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,791 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,791 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,791 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,792 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,792 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,792 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,795 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,795 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,799 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,799 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,799 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,799 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,801 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,801 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:59:38,805 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 14:59:38,820 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 [2021-07-14 14:59:38,873 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 14:59:38,873 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 14:59:38,873 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 14:59:38,873 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 14:59:38,873 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 14:59:38,873 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 14:59:38,874 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 14:59:38,874 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 14:59:39,019 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:59:39,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:59:39,022 INFO L82 PathProgramCache]: Analyzing trace with hash 1244235421, now seen corresponding path program 1 times [2021-07-14 14:59:39,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:59:39,028 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671380083] [2021-07-14 14:59:39,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:59:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:59:39,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:59:39,158 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:59:39,159 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671380083] [2021-07-14 14:59:39,159 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671380083] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:59:39,159 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:59:39,159 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 14:59:39,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186668309] [2021-07-14 14:59:39,162 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 14:59:39,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:59:39,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 14:59:39,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 14:59:39,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,172 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:59:39,174 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 14:59:39,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,181 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 14:59:39,181 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:59:39,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:59:39,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1943773822, now seen corresponding path program 1 times [2021-07-14 14:59:39,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:59:39,182 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889010837] [2021-07-14 14:59:39,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:59:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:59:39,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:59:39,305 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:59:39,306 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889010837] [2021-07-14 14:59:39,306 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889010837] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:59:39,306 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:59:39,306 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 14:59:39,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530984325] [2021-07-14 14:59:39,307 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 14:59:39,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:59:39,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 14:59:39,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 14:59:39,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,308 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:59:39,308 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 14:59:39,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:39,398 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 14:59:39,398 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:59:39,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:59:39,399 INFO L82 PathProgramCache]: Analyzing trace with hash -1661625915, now seen corresponding path program 1 times [2021-07-14 14:59:39,399 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:59:39,399 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934036623] [2021-07-14 14:59:39,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:59:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:59:39,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:59:39,508 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:59:39,508 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934036623] [2021-07-14 14:59:39,508 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934036623] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:59:39,508 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:59:39,508 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 14:59:39,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077094907] [2021-07-14 14:59:39,509 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 14:59:39,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:59:39,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 14:59:39,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 14:59:39,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,509 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:59:39,510 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 14:59:39,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:39,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:39,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:39,598 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 14:59:39,598 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:59:39,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:59:39,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1280797285, now seen corresponding path program 2 times [2021-07-14 14:59:39,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:59:39,599 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652740587] [2021-07-14 14:59:39,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:59:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:59:39,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:59:39,692 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:59:39,692 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652740587] [2021-07-14 14:59:39,692 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652740587] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:59:39,692 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:59:39,692 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 14:59:39,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148965887] [2021-07-14 14:59:39,693 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 14:59:39,693 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:59:39,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 14:59:39,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 14:59:39,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,693 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:59:39,693 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 14:59:39,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:39,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:39,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:39,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:39,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:39,819 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 14:59:39,819 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:59:39,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:59:39,819 INFO L82 PathProgramCache]: Analyzing trace with hash 275551094, now seen corresponding path program 1 times [2021-07-14 14:59:39,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:59:39,820 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753612774] [2021-07-14 14:59:39,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:59:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:59:39,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:59:39,909 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:59:39,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753612774] [2021-07-14 14:59:39,909 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753612774] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:59:39,910 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:59:39,910 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 14:59:39,910 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20134657] [2021-07-14 14:59:39,910 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 14:59:39,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:59:39,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 14:59:39,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 14:59:39,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,911 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:59:39,911 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 14:59:39,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:39,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:39,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:39,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:39,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:40,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:40,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:40,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:40,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:40,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:40,077 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 14:59:40,077 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:59:40,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:59:40,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1549480942, now seen corresponding path program 2 times [2021-07-14 14:59:40,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:59:40,078 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267387452] [2021-07-14 14:59:40,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:59:40,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:59:40,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:59:40,170 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:59:40,170 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267387452] [2021-07-14 14:59:40,170 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267387452] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:59:40,171 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:59:40,171 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 14:59:40,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500612255] [2021-07-14 14:59:40,171 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 14:59:40,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:59:40,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 14:59:40,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 14:59:40,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:40,172 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:59:40,172 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 14:59:40,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:40,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:40,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:40,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:40,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:40,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:40,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:59:40,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:59:40,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:59:40,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:59:40,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 14:59:40,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 14:59:40,512 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 14:59:40,519 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 14:59:40,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 02:59:40 BasicIcfg [2021-07-14 14:59:40,521 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 14:59:40,521 INFO L168 Benchmark]: Toolchain (without parser) took 2658.33 ms. Allocated memory was 229.6 MB in the beginning and 341.8 MB in the end (delta: 112.2 MB). Free memory was 192.6 MB in the beginning and 127.2 MB in the end (delta: 65.4 MB). Peak memory consumption was 177.3 MB. Max. memory is 8.0 GB. [2021-07-14 14:59:40,522 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 229.6 MB. Free memory was 210.8 MB in the beginning and 210.7 MB in the end (delta: 106.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 14:59:40,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.11 ms. Allocated memory is still 229.6 MB. Free memory was 192.4 MB in the beginning and 202.7 MB in the end (delta: -10.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-14 14:59:40,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.29 ms. Allocated memory is still 229.6 MB. Free memory was 202.7 MB in the beginning and 201.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 14:59:40,522 INFO L168 Benchmark]: Boogie Preprocessor took 27.24 ms. Allocated memory is still 229.6 MB. Free memory was 201.0 MB in the beginning and 199.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 14:59:40,522 INFO L168 Benchmark]: RCFGBuilder took 407.21 ms. Allocated memory is still 229.6 MB. Free memory was 199.6 MB in the beginning and 175.9 MB in the end (delta: 23.7 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-14 14:59:40,523 INFO L168 Benchmark]: TraceAbstraction took 1774.61 ms. Allocated memory was 229.6 MB in the beginning and 341.8 MB in the end (delta: 112.2 MB). Free memory was 175.5 MB in the beginning and 127.2 MB in the end (delta: 48.3 MB). Peak memory consumption was 161.3 MB. Max. memory is 8.0 GB. [2021-07-14 14:59:40,524 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 229.6 MB. Free memory was 210.8 MB in the beginning and 210.7 MB in the end (delta: 106.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 402.11 ms. Allocated memory is still 229.6 MB. Free memory was 192.4 MB in the beginning and 202.7 MB in the end (delta: -10.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 41.29 ms. Allocated memory is still 229.6 MB. Free memory was 202.7 MB in the beginning and 201.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 27.24 ms. Allocated memory is still 229.6 MB. Free memory was 201.0 MB in the beginning and 199.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 407.21 ms. Allocated memory is still 229.6 MB. Free memory was 199.6 MB in the beginning and 175.9 MB in the end (delta: 23.7 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1774.61 ms. Allocated memory was 229.6 MB in the beginning and 341.8 MB in the end (delta: 112.2 MB). Free memory was 175.5 MB in the beginning and 127.2 MB in the end (delta: 48.3 MB). Peak memory consumption was 161.3 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: 9662, positive: 9435, positive conditional: 5100, positive unconditional: 4335, negative: 227, negative conditional: 180, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 9604, positive: 9435, positive conditional: 5100, positive unconditional: 4335, negative: 169, negative conditional: 122, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 9604, positive: 9192, positive conditional: 0, positive unconditional: 9192, negative: 412, negative conditional: 0, negative unconditional: 412, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1178, positive: 1150, positive conditional: 0, positive unconditional: 1150, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1178, positive: 1144, positive conditional: 0, positive unconditional: 1144, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9604, positive: 8042, positive conditional: 0, positive unconditional: 8042, negative: 384, negative conditional: 0, negative unconditional: 384, unknown: 1178, unknown conditional: 0, unknown unconditional: 1178] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1725, positive: 234, positive conditional: 234, positive unconditional: 0, negative: 1474, negative conditional: 256, negative unconditional: 1218, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, Eliminated conditions: 1081, SemanticConditionEliminator.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1725, positive: 234, positive conditional: 234, positive unconditional: 0, negative: 1474, negative conditional: 256, negative unconditional: 1218, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, Eliminated conditions: 1081, SemanticConditionEliminator.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1725, positive: 234, positive conditional: 234, positive unconditional: 0, negative: 1474, negative conditional: 256, negative unconditional: 1218, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, Eliminated conditions: 1081, SemanticConditionEliminator.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1725, positive: 234, positive conditional: 234, positive unconditional: 0, negative: 1474, negative conditional: 256, negative unconditional: 1218, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, Eliminated conditions: 1081, SemanticConditionEliminator.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1725, positive: 234, positive conditional: 234, positive unconditional: 0, negative: 1474, negative conditional: 256, negative unconditional: 1218, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, Eliminated conditions: 1081, SemanticConditionEliminator.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1725, positive: 234, positive conditional: 234, positive unconditional: 0, negative: 1474, negative conditional: 256, negative unconditional: 1218, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, Eliminated conditions: 1081 ], Maximal queried relation: 6, Independence queries for same thread: 58 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 167, Number of persistent set computation: 413, Number of trivial persistent sets: 233, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9662, positive: 9435, positive conditional: 5100, positive unconditional: 4335, negative: 227, negative conditional: 180, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 9604, positive: 9435, positive conditional: 5100, positive unconditional: 4335, negative: 169, negative conditional: 122, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 9604, positive: 9192, positive conditional: 0, positive unconditional: 9192, negative: 412, negative conditional: 0, negative unconditional: 412, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1178, positive: 1150, positive conditional: 0, positive unconditional: 1150, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1178, positive: 1144, positive conditional: 0, positive unconditional: 1144, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9604, positive: 8042, positive conditional: 0, positive unconditional: 8042, negative: 384, negative conditional: 0, negative unconditional: 384, unknown: 1178, unknown conditional: 0, unknown unconditional: 1178] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1725, positive: 234, positive conditional: 234, positive unconditional: 0, negative: 1474, negative conditional: 256, negative unconditional: 1218, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, Eliminated conditions: 1081, SemanticConditionEliminator.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1725, positive: 234, positive conditional: 234, positive unconditional: 0, negative: 1474, negative conditional: 256, negative unconditional: 1218, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, Eliminated conditions: 1081, SemanticConditionEliminator.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1725, positive: 234, positive conditional: 234, positive unconditional: 0, negative: 1474, negative conditional: 256, negative unconditional: 1218, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, Eliminated conditions: 1081, SemanticConditionEliminator.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1725, positive: 234, positive conditional: 234, positive unconditional: 0, negative: 1474, negative conditional: 256, negative unconditional: 1218, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, Eliminated conditions: 1081, SemanticConditionEliminator.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1725, positive: 234, positive conditional: 234, positive unconditional: 0, negative: 1474, negative conditional: 256, negative unconditional: 1218, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, Eliminated conditions: 1081, SemanticConditionEliminator.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1725, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 1482, negative conditional: 264, negative unconditional: 1218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 36, negative conditional: 8, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1725, positive: 234, positive conditional: 234, positive unconditional: 0, negative: 1474, negative conditional: 256, negative unconditional: 1218, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 36, Negative conditional cache size: 8, Negative unconditional cache size: 28, Eliminated conditions: 1081 ], Maximal queried relation: 6, Independence queries for same thread: 58 - 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, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1684.4ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.7ms, PartialOrderReductionTime: 941.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 48, 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: 24.7ms SsaConstructionTime, 107.8ms SatisfiabilityAnalysisTime, 436.4ms InterpolantComputationTime, 355 NumberOfCodeBlocks, 355 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 349 ConstructedInterpolants, 0 QuantifiedInterpolants, 1086 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...