/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe002_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 20:07:22,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 20:07:22,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 20:07:22,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 20:07:22,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 20:07:22,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 20:07:22,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 20:07:22,222 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-Random42.epf [2021-07-14 20:07:22,292 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 20:07:22,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 20:07:22,292 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 20:07:22,292 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 20:07:22,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 20:07:22,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 20:07:22,293 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 20:07:22,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 20:07:22,293 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 20:07:22,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 20:07:22,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 20:07:22,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 20:07:22,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 20:07:22,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 20:07:22,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 20:07:22,294 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 20:07:22,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 20:07:22,294 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 20:07:22,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 20:07:22,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 20:07:22,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 20:07:22,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 20:07:22,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 20:07:22,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 20:07:22,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 20:07:22,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 20:07:22,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 20:07:22,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 20:07:22,295 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 20:07:22,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 20:07:22,295 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 20:07:22,295 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 20:07:22,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 20:07:22,295 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 20:07:22,296 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 20:07:22,296 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 20:07:22,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 20:07:22,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 20:07:22,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 20:07:22,607 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 20:07:22,608 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 20:07:22,608 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_tso.oepc.i [2021-07-14 20:07:22,658 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f164071e6/46624f9218694fab82138c6097a01b4c/FLAGe833a2432 [2021-07-14 20:07:23,078 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 20:07:23,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_tso.oepc.i [2021-07-14 20:07:23,091 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f164071e6/46624f9218694fab82138c6097a01b4c/FLAGe833a2432 [2021-07-14 20:07:23,444 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f164071e6/46624f9218694fab82138c6097a01b4c [2021-07-14 20:07:23,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 20:07:23,450 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 20:07:23,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 20:07:23,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 20:07:23,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 20:07:23,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 08:07:23" (1/1) ... [2021-07-14 20:07:23,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c20310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23, skipping insertion in model container [2021-07-14 20:07:23,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 08:07:23" (1/1) ... [2021-07-14 20:07:23,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 20:07:23,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 20:07:23,621 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/safe002_tso.oepc.i[950,963] [2021-07-14 20:07:23,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 20:07:23,757 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 20:07:23,794 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/safe002_tso.oepc.i[950,963] [2021-07-14 20:07:23,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 20:07:23,858 INFO L208 MainTranslator]: Completed translation [2021-07-14 20:07:23,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23 WrapperNode [2021-07-14 20:07:23,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 20:07:23,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 20:07:23,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 20:07:23,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 20:07:23,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23" (1/1) ... [2021-07-14 20:07:23,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23" (1/1) ... [2021-07-14 20:07:23,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 20:07:23,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 20:07:23,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 20:07:23,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 20:07:23,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23" (1/1) ... [2021-07-14 20:07:23,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23" (1/1) ... [2021-07-14 20:07:23,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23" (1/1) ... [2021-07-14 20:07:23,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23" (1/1) ... [2021-07-14 20:07:23,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23" (1/1) ... [2021-07-14 20:07:23,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23" (1/1) ... [2021-07-14 20:07:23,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23" (1/1) ... [2021-07-14 20:07:23,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 20:07:23,913 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 20:07:23,913 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 20:07:23,913 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 20:07:23,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23" (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 20:07:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 20:07:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 20:07:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 20:07:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 20:07:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 20:07:23,996 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 20:07:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 20:07:23,996 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 20:07:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 20:07:23,997 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 20:07:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 20:07:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 20:07:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 20:07:23,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 20:07:23,998 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 20:07:24,414 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 20:07:24,415 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 20:07:24,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:07:24 BoogieIcfgContainer [2021-07-14 20:07:24,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 20:07:24,417 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 20:07:24,417 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 20:07:24,419 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 20:07:24,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 08:07:23" (1/3) ... [2021-07-14 20:07:24,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4684ca99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:07:24, skipping insertion in model container [2021-07-14 20:07:24,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:07:23" (2/3) ... [2021-07-14 20:07:24,420 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4684ca99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:07:24, skipping insertion in model container [2021-07-14 20:07:24,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:07:24" (3/3) ... [2021-07-14 20:07:24,420 INFO L111 eAbstractionObserver]: Analyzing ICFG safe002_tso.oepc.i [2021-07-14 20:07:24,436 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 20:07:24,437 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 20:07:24,437 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 20:07:24,437 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 20:07:24,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,472 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,472 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,472 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,472 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,473 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,473 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,474 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,474 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,474 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,474 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,474 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,475 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,475 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,475 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,475 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,475 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,475 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,475 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,475 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,476 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,477 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,477 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,477 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,477 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,483 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,483 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,483 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,483 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,485 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,485 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,485 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,485 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:07:24,488 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 20:07:24,503 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 20:07:24,572 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 20:07:24,572 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 20:07:24,572 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 20:07:24,572 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 20:07:24,573 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 20:07:24,573 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 20:07:24,573 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 20:07:24,573 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 20:07:24,681 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:07:24,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:07:24,684 INFO L82 PathProgramCache]: Analyzing trace with hash 746761806, now seen corresponding path program 1 times [2021-07-14 20:07:24,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:07:24,690 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680744458] [2021-07-14 20:07:24,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:07:24,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:07:25,031 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 20:07:25,031 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:07:25,031 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680744458] [2021-07-14 20:07:25,032 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680744458] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:07:25,032 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:07:25,032 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 20:07:25,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186287617] [2021-07-14 20:07:25,035 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 20:07:25,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:07:25,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 20:07:25,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 20:07:25,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:07:25,061 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:07:25,069 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 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) [2021-07-14 20:07:25,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:07:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:07:25,752 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 20:07:25,752 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:07:25,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:07:25,755 INFO L82 PathProgramCache]: Analyzing trace with hash 296751718, now seen corresponding path program 2 times [2021-07-14 20:07:25,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:07:25,755 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448255952] [2021-07-14 20:07:25,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:07:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:07:25,855 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 20:07:25,856 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:07:25,856 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448255952] [2021-07-14 20:07:25,856 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448255952] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:07:25,856 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:07:25,856 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 20:07:25,856 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421260440] [2021-07-14 20:07:25,860 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 20:07:25,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:07:25,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 20:07:25,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 20:07:25,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:07:25,860 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:07:25,861 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 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) [2021-07-14 20:07:25,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:07:25,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:07:26,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:07:26,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:07:26,201 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 20:07:26,201 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:07:26,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:07:26,217 INFO L82 PathProgramCache]: Analyzing trace with hash 348644770, now seen corresponding path program 3 times [2021-07-14 20:07:26,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:07:26,217 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533125402] [2021-07-14 20:07:26,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:07:26,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:07:26,340 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 20:07:26,340 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:07:26,340 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533125402] [2021-07-14 20:07:26,341 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533125402] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:07:26,341 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:07:26,341 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 20:07:26,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802498126] [2021-07-14 20:07:26,342 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 20:07:26,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:07:26,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 20:07:26,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 20:07:26,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:07:26,344 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:07:26,344 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 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) [2021-07-14 20:07:26,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:07:26,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:07:26,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:07:26,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:07:26,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:07:26,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 20:07:26,852 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 20:07:26,853 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:07:26,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:07:26,853 INFO L82 PathProgramCache]: Analyzing trace with hash 287463438, now seen corresponding path program 4 times [2021-07-14 20:07:26,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:07:26,854 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662497384] [2021-07-14 20:07:26,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:07:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:07:26,952 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 20:07:26,952 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:07:26,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662497384] [2021-07-14 20:07:26,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662497384] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:07:26,953 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:07:26,953 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 20:07:26,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356690280] [2021-07-14 20:07:26,953 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 20:07:26,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:07:26,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 20:07:26,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 20:07:26,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:07:26,955 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:07:26,955 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 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) [2021-07-14 20:07:26,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:07:26,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:07:26,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 20:07:26,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:07:27,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:07:27,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:07:27,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 20:07:27,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:07:27,666 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 20:07:27,683 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 20:07:27,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 08:07:27 BasicIcfg [2021-07-14 20:07:27,685 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 20:07:27,685 INFO L168 Benchmark]: Toolchain (without parser) took 4236.18 ms. Allocated memory was 127.9 MB in the beginning and 273.7 MB in the end (delta: 145.8 MB). Free memory was 103.4 MB in the beginning and 157.9 MB in the end (delta: -54.5 MB). Peak memory consumption was 191.9 MB. Max. memory is 8.0 GB. [2021-07-14 20:07:27,686 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 127.9 MB. Free memory is still 108.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 20:07:27,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 406.00 ms. Allocated memory was 127.9 MB in the beginning and 178.3 MB in the end (delta: 50.3 MB). Free memory was 103.4 MB in the beginning and 153.4 MB in the end (delta: -50.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-14 20:07:27,686 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.19 ms. Allocated memory is still 178.3 MB. Free memory was 153.4 MB in the beginning and 151.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 20:07:27,686 INFO L168 Benchmark]: Boogie Preprocessor took 18.60 ms. Allocated memory is still 178.3 MB. Free memory was 151.6 MB in the beginning and 150.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 20:07:27,686 INFO L168 Benchmark]: RCFGBuilder took 502.93 ms. Allocated memory is still 178.3 MB. Free memory was 150.2 MB in the beginning and 152.5 MB in the end (delta: -2.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 8.0 GB. [2021-07-14 20:07:27,687 INFO L168 Benchmark]: TraceAbstraction took 3267.90 ms. Allocated memory was 178.3 MB in the beginning and 273.7 MB in the end (delta: 95.4 MB). Free memory was 152.0 MB in the beginning and 157.9 MB in the end (delta: -5.9 MB). Peak memory consumption was 190.2 MB. Max. memory is 8.0 GB. [2021-07-14 20:07:27,687 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 127.9 MB. Free memory is still 108.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 406.00 ms. Allocated memory was 127.9 MB in the beginning and 178.3 MB in the end (delta: 50.3 MB). Free memory was 103.4 MB in the beginning and 153.4 MB in the end (delta: -50.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 34.19 ms. Allocated memory is still 178.3 MB. Free memory was 153.4 MB in the beginning and 151.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 18.60 ms. Allocated memory is still 178.3 MB. Free memory was 151.6 MB in the beginning and 150.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 502.93 ms. Allocated memory is still 178.3 MB. Free memory was 150.2 MB in the beginning and 152.5 MB in the end (delta: -2.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3267.90 ms. Allocated memory was 178.3 MB in the beginning and 273.7 MB in the end (delta: 95.4 MB). Free memory was 152.0 MB in the beginning and 157.9 MB in the end (delta: -5.9 MB). Peak memory consumption was 190.2 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: 91425, positive: 87440, positive conditional: 80006, positive unconditional: 7434, negative: 3985, negative conditional: 3870, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 88773, positive: 87440, positive conditional: 80006, positive unconditional: 7434, negative: 1333, negative conditional: 1218, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 88773, positive: 86305, positive conditional: 0, positive unconditional: 86305, negative: 2468, negative conditional: 0, negative unconditional: 2468, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1393, positive: 1366, positive conditional: 0, positive unconditional: 1366, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1393, positive: 1360, positive conditional: 0, positive unconditional: 1360, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 12, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 69, positive conditional: 45, positive unconditional: 24, negative: 89, negative conditional: 12, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 88773, positive: 84939, positive conditional: 0, positive unconditional: 84939, negative: 2441, negative conditional: 0, negative unconditional: 2441, unknown: 1393, unknown conditional: 0, unknown unconditional: 1393] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 1386, Positive conditional cache size: 20, Positive unconditional cache size: 1366, Negative cache size: 39, Negative conditional cache size: 12, Negative unconditional cache size: 27, SemanticConditionEliminator.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 12, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 69, positive conditional: 45, positive unconditional: 24, negative: 89, negative conditional: 12, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6017, positive: 1115, positive conditional: 1115, positive unconditional: 0, negative: 4870, negative conditional: 325, negative unconditional: 4545, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 1386, Positive conditional cache size: 20, Positive unconditional cache size: 1366, Negative cache size: 39, Negative conditional cache size: 12, Negative unconditional cache size: 27, Eliminated conditions: 4407, SemanticConditionEliminator.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 12, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 69, positive conditional: 45, positive unconditional: 24, negative: 89, negative conditional: 12, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6017, positive: 1115, positive conditional: 1115, positive unconditional: 0, negative: 4870, negative conditional: 325, negative unconditional: 4545, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 1386, Positive conditional cache size: 20, Positive unconditional cache size: 1366, Negative cache size: 39, Negative conditional cache size: 12, Negative unconditional cache size: 27, Eliminated conditions: 4407, SemanticConditionEliminator.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 12, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 69, positive conditional: 45, positive unconditional: 24, negative: 89, negative conditional: 12, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6017, positive: 1115, positive conditional: 1115, positive unconditional: 0, negative: 4870, negative conditional: 325, negative unconditional: 4545, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 1386, Positive conditional cache size: 20, Positive unconditional cache size: 1366, Negative cache size: 39, Negative conditional cache size: 12, Negative unconditional cache size: 27, Eliminated conditions: 4407, SemanticConditionEliminator.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 12, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 69, positive conditional: 45, positive unconditional: 24, negative: 89, negative conditional: 12, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6017, positive: 1115, positive conditional: 1115, positive unconditional: 0, negative: 4870, negative conditional: 325, negative unconditional: 4545, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 1386, Positive conditional cache size: 20, Positive unconditional cache size: 1366, Negative cache size: 39, Negative conditional cache size: 12, Negative unconditional cache size: 27, Eliminated conditions: 4407 ], Maximal queried relation: 4, Independence queries for same thread: 2652 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 352, Number of persistent set computation: 3772, Number of trivial persistent sets: 1279, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 91425, positive: 87440, positive conditional: 80006, positive unconditional: 7434, negative: 3985, negative conditional: 3870, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 88773, positive: 87440, positive conditional: 80006, positive unconditional: 7434, negative: 1333, negative conditional: 1218, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 88773, positive: 86305, positive conditional: 0, positive unconditional: 86305, negative: 2468, negative conditional: 0, negative unconditional: 2468, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1393, positive: 1366, positive conditional: 0, positive unconditional: 1366, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1393, positive: 1360, positive conditional: 0, positive unconditional: 1360, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 12, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 69, positive conditional: 45, positive unconditional: 24, negative: 89, negative conditional: 12, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 88773, positive: 84939, positive conditional: 0, positive unconditional: 84939, negative: 2441, negative conditional: 0, negative unconditional: 2441, unknown: 1393, unknown conditional: 0, unknown unconditional: 1393] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 1386, Positive conditional cache size: 20, Positive unconditional cache size: 1366, Negative cache size: 39, Negative conditional cache size: 12, Negative unconditional cache size: 27, SemanticConditionEliminator.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 12, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 69, positive conditional: 45, positive unconditional: 24, negative: 89, negative conditional: 12, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6017, positive: 1115, positive conditional: 1115, positive unconditional: 0, negative: 4870, negative conditional: 325, negative unconditional: 4545, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 1386, Positive conditional cache size: 20, Positive unconditional cache size: 1366, Negative cache size: 39, Negative conditional cache size: 12, Negative unconditional cache size: 27, Eliminated conditions: 4407, SemanticConditionEliminator.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 12, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 69, positive conditional: 45, positive unconditional: 24, negative: 89, negative conditional: 12, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6017, positive: 1115, positive conditional: 1115, positive unconditional: 0, negative: 4870, negative conditional: 325, negative unconditional: 4545, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 1386, Positive conditional cache size: 20, Positive unconditional cache size: 1366, Negative cache size: 39, Negative conditional cache size: 12, Negative unconditional cache size: 27, Eliminated conditions: 4407, SemanticConditionEliminator.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 12, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 69, positive conditional: 45, positive unconditional: 24, negative: 89, negative conditional: 12, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6017, positive: 1115, positive conditional: 1115, positive unconditional: 0, negative: 4870, negative conditional: 325, negative unconditional: 4545, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 1386, Positive conditional cache size: 20, Positive unconditional cache size: 1366, Negative cache size: 39, Negative conditional cache size: 12, Negative unconditional cache size: 27, Eliminated conditions: 4407, SemanticConditionEliminator.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6017, positive: 1135, positive conditional: 1135, positive unconditional: 0, negative: 4882, negative conditional: 337, negative unconditional: 4545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 39, negative conditional: 12, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 69, positive conditional: 45, positive unconditional: 24, negative: 89, negative conditional: 12, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6017, positive: 1115, positive conditional: 1115, positive unconditional: 0, negative: 4870, negative conditional: 325, negative unconditional: 4545, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 1386, Positive conditional cache size: 20, Positive unconditional cache size: 1366, Negative cache size: 39, Negative conditional cache size: 12, Negative unconditional cache size: 27, Eliminated conditions: 4407 ], Maximal queried relation: 4, Independence queries for same thread: 2652 - 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: 3159.7ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.8ms, PartialOrderReductionTime: 2338.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 50, 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: 21.3ms SsaConstructionTime, 140.7ms SatisfiabilityAnalysisTime, 433.0ms InterpolantComputationTime, 268 NumberOfCodeBlocks, 268 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 839 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...