/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe015_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 17:38:55,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 17:38:55,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 17:38:55,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 17:38:55,433 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-07-14 17:38:55,448 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 17:38:55,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 17:38:55,448 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 17:38:55,448 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 17:38:55,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 17:38:55,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 17:38:55,449 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 17:38:55,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 17:38:55,449 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 17:38:55,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 17:38:55,449 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 17:38:55,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 17:38:55,450 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 17:38:55,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 17:38:55,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 17:38:55,450 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 17:38:55,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 17:38:55,450 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 17:38:55,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 17:38:55,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 17:38:55,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 17:38:55,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 17:38:55,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 17:38:55,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 17:38:55,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 17:38:55,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 17:38:55,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 17:38:55,451 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 17:38:55,451 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 17:38:55,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 17:38:55,451 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 17:38:55,452 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 17:38:55,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 17:38:55,452 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 17:38:55,452 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 17:38:55,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 17:38:55,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 17:38:55,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 17:38:55,739 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 17:38:55,739 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 17:38:55,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe015_tso.opt.i [2021-07-14 17:38:55,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea61a6675/eedd2b7ebfc142ddb4a2c188503cb806/FLAG7078f3f36 [2021-07-14 17:38:56,123 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 17:38:56,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_tso.opt.i [2021-07-14 17:38:56,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea61a6675/eedd2b7ebfc142ddb4a2c188503cb806/FLAG7078f3f36 [2021-07-14 17:38:56,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea61a6675/eedd2b7ebfc142ddb4a2c188503cb806 [2021-07-14 17:38:56,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 17:38:56,535 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 17:38:56,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 17:38:56,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 17:38:56,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 17:38:56,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:38:56" (1/1) ... [2021-07-14 17:38:56,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@768c5d64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56, skipping insertion in model container [2021-07-14 17:38:56,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:38:56" (1/1) ... [2021-07-14 17:38:56,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 17:38:56,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 17:38:56,711 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/safe015_tso.opt.i[949,962] [2021-07-14 17:38:56,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 17:38:56,828 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 17:38:56,835 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/safe015_tso.opt.i[949,962] [2021-07-14 17:38:56,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 17:38:56,900 INFO L208 MainTranslator]: Completed translation [2021-07-14 17:38:56,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56 WrapperNode [2021-07-14 17:38:56,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 17:38:56,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 17:38:56,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 17:38:56,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 17:38:56,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56" (1/1) ... [2021-07-14 17:38:56,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56" (1/1) ... [2021-07-14 17:38:56,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 17:38:56,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 17:38:56,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 17:38:56,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 17:38:56,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56" (1/1) ... [2021-07-14 17:38:56,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56" (1/1) ... [2021-07-14 17:38:56,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56" (1/1) ... [2021-07-14 17:38:56,963 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56" (1/1) ... [2021-07-14 17:38:56,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56" (1/1) ... [2021-07-14 17:38:56,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56" (1/1) ... [2021-07-14 17:38:56,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56" (1/1) ... [2021-07-14 17:38:56,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 17:38:56,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 17:38:56,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 17:38:56,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 17:38:56,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56" (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 17:38:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 17:38:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 17:38:57,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 17:38:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 17:38:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 17:38:57,053 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 17:38:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 17:38:57,053 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 17:38:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 17:38:57,053 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 17:38:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 17:38:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 17:38:57,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 17:38:57,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 17:38:57,055 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 17:38:57,427 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 17:38:57,428 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 17:38:57,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:38:57 BoogieIcfgContainer [2021-07-14 17:38:57,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 17:38:57,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 17:38:57,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 17:38:57,432 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 17:38:57,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 05:38:56" (1/3) ... [2021-07-14 17:38:57,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50babd8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:38:57, skipping insertion in model container [2021-07-14 17:38:57,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:56" (2/3) ... [2021-07-14 17:38:57,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50babd8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:38:57, skipping insertion in model container [2021-07-14 17:38:57,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:38:57" (3/3) ... [2021-07-14 17:38:57,434 INFO L111 eAbstractionObserver]: Analyzing ICFG safe015_tso.opt.i [2021-07-14 17:38:57,440 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 17:38:57,440 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 17:38:57,440 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 17:38:57,440 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 17:38:57,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,470 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,470 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,470 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,470 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,472 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,472 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,474 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,474 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,480 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,480 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,480 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,480 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,481 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,481 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,481 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,481 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,482 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,482 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,482 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,482 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,483 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,484 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,484 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,484 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,487 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,487 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,487 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,487 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,489 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,489 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,490 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:57,495 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 17:38:57,511 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 17:38:57,549 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 17:38:57,550 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 17:38:57,550 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 17:38:57,550 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 17:38:57,550 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 17:38:57,550 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 17:38:57,550 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 17:38:57,550 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 17:38:57,691 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:57,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:57,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1603250097, now seen corresponding path program 1 times [2021-07-14 17:38:57,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:57,700 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892207834] [2021-07-14 17:38:57,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:57,825 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 17:38:57,825 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:57,825 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892207834] [2021-07-14 17:38:57,826 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892207834] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:57,826 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:57,826 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 17:38:57,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635676443] [2021-07-14 17:38:57,829 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 17:38:57,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:57,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 17:38:57,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 17:38:57,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:57,839 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:57,840 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 17:38:57,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:57,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:57,848 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 17:38:57,848 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:57,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:57,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1883437270, now seen corresponding path program 1 times [2021-07-14 17:38:57,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:57,849 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684826186] [2021-07-14 17:38:57,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:57,970 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 17:38:57,971 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:57,973 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684826186] [2021-07-14 17:38:57,973 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684826186] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:57,974 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:57,974 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 17:38:57,975 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004115318] [2021-07-14 17:38:57,977 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 17:38:57,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:57,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 17:38:57,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 17:38:57,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:57,983 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:57,983 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 17:38:57,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:57,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:58,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:58,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:38:58,123 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 17:38:58,123 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:58,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:58,124 INFO L82 PathProgramCache]: Analyzing trace with hash 2105914722, now seen corresponding path program 2 times [2021-07-14 17:38:58,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:58,124 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787256088] [2021-07-14 17:38:58,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:58,319 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 17:38:58,320 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:58,320 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787256088] [2021-07-14 17:38:58,320 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787256088] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:58,320 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:58,320 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 17:38:58,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263015555] [2021-07-14 17:38:58,321 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 17:38:58,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:58,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 17:38:58,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 17:38:58,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:58,321 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:58,322 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 17:38:58,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:58,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:38:58,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:58,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:58,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:38:58,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 17:38:58,796 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 17:38:58,796 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:58,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:58,796 INFO L82 PathProgramCache]: Analyzing trace with hash -476648728, now seen corresponding path program 3 times [2021-07-14 17:38:58,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:58,796 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079853800] [2021-07-14 17:38:58,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:58,922 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 17:38:58,922 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:58,922 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079853800] [2021-07-14 17:38:58,923 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079853800] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:58,923 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:58,923 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 17:38:58,923 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572958911] [2021-07-14 17:38:58,923 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 17:38:58,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:58,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 17:38:58,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 17:38:58,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:58,925 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:58,925 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 17:38:58,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:58,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:38:58,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 17:38:58,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:59,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:59,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:38:59,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 17:38:59,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 17:38:59,287 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 17:38:59,287 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:59,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:59,288 INFO L82 PathProgramCache]: Analyzing trace with hash -302388136, now seen corresponding path program 4 times [2021-07-14 17:38:59,288 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:59,288 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750215007] [2021-07-14 17:38:59,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:59,362 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 17:38:59,363 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:59,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750215007] [2021-07-14 17:38:59,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750215007] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:59,363 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:59,363 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 17:38:59,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119611228] [2021-07-14 17:38:59,363 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 17:38:59,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:59,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 17:38:59,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 17:38:59,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:59,364 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:59,364 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 17:38:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:38:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 17:38:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 17:38:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:59,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:38:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 17:38:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 17:38:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 17:38:59,784 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 17:38:59,784 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:59,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:59,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1139744454, now seen corresponding path program 5 times [2021-07-14 17:38:59,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:59,785 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780038648] [2021-07-14 17:38:59,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:59,900 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 17:38:59,901 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:59,901 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780038648] [2021-07-14 17:38:59,901 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780038648] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:59,901 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:59,901 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 17:38:59,901 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814879153] [2021-07-14 17:38:59,902 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 17:38:59,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:59,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 17:38:59,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 17:38:59,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:59,903 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:59,905 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 17:38:59,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:59,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:38:59,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 17:38:59,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 17:38:59,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 17:38:59,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:00,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:00,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:39:00,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 17:39:00,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 17:39:00,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 17:39:00,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 17:39:00,558 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 17:39:00,576 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 17:39:00,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 05:39:00 BasicIcfg [2021-07-14 17:39:00,577 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 17:39:00,578 INFO L168 Benchmark]: Toolchain (without parser) took 4042.47 ms. Allocated memory was 255.9 MB in the beginning and 353.4 MB in the end (delta: 97.5 MB). Free memory was 218.5 MB in the beginning and 177.0 MB in the end (delta: 41.5 MB). Peak memory consumption was 218.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:39:00,578 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory was 236.4 MB in the beginning and 236.3 MB in the end (delta: 82.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 17:39:00,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.74 ms. Allocated memory is still 255.9 MB. Free memory was 218.2 MB in the beginning and 227.8 MB in the end (delta: -9.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-14 17:39:00,578 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.54 ms. Allocated memory is still 255.9 MB. Free memory was 227.8 MB in the beginning and 226.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 17:39:00,578 INFO L168 Benchmark]: Boogie Preprocessor took 40.83 ms. Allocated memory is still 255.9 MB. Free memory was 226.2 MB in the beginning and 224.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:39:00,579 INFO L168 Benchmark]: RCFGBuilder took 441.72 ms. Allocated memory is still 255.9 MB. Free memory was 224.6 MB in the beginning and 201.0 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:39:00,579 INFO L168 Benchmark]: TraceAbstraction took 3147.03 ms. Allocated memory was 255.9 MB in the beginning and 353.4 MB in the end (delta: 97.5 MB). Free memory was 200.5 MB in the beginning and 177.0 MB in the end (delta: 23.5 MB). Peak memory consumption was 199.7 MB. Max. memory is 8.0 GB. [2021-07-14 17:39:00,581 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 255.9 MB. Free memory was 236.4 MB in the beginning and 236.3 MB in the end (delta: 82.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 364.74 ms. Allocated memory is still 255.9 MB. Free memory was 218.2 MB in the beginning and 227.8 MB in the end (delta: -9.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 43.54 ms. Allocated memory is still 255.9 MB. Free memory was 227.8 MB in the beginning and 226.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 40.83 ms. Allocated memory is still 255.9 MB. Free memory was 226.2 MB in the beginning and 224.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 441.72 ms. Allocated memory is still 255.9 MB. Free memory was 224.6 MB in the beginning and 201.0 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3147.03 ms. Allocated memory was 255.9 MB in the beginning and 353.4 MB in the end (delta: 97.5 MB). Free memory was 200.5 MB in the beginning and 177.0 MB in the end (delta: 23.5 MB). Peak memory consumption was 199.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 66765, positive: 63701, positive conditional: 56872, positive unconditional: 6829, negative: 3064, negative conditional: 2930, negative unconditional: 134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 64192, positive: 63701, positive conditional: 56872, positive unconditional: 6829, negative: 491, negative conditional: 357, negative unconditional: 134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 64192, positive: 62913, positive conditional: 0, positive unconditional: 62913, negative: 1279, negative conditional: 0, negative unconditional: 1279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1274, positive: 1249, positive conditional: 0, positive unconditional: 1249, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1274, positive: 1243, positive conditional: 0, positive unconditional: 1243, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 64192, positive: 61664, positive conditional: 0, positive unconditional: 61664, negative: 1254, negative conditional: 0, negative unconditional: 1254, unknown: 1274, unknown conditional: 0, unknown unconditional: 1274] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, SemanticConditionEliminator.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4475, positive: 778, positive conditional: 778, positive unconditional: 0, negative: 3675, negative conditional: 325, negative unconditional: 3350, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, Eliminated conditions: 3020, SemanticConditionEliminator.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4475, positive: 778, positive conditional: 778, positive unconditional: 0, negative: 3675, negative conditional: 325, negative unconditional: 3350, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, Eliminated conditions: 3020, SemanticConditionEliminator.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4475, positive: 778, positive conditional: 778, positive unconditional: 0, negative: 3675, negative conditional: 325, negative unconditional: 3350, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, Eliminated conditions: 3020, SemanticConditionEliminator.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4475, positive: 778, positive conditional: 778, positive unconditional: 0, negative: 3675, negative conditional: 325, negative unconditional: 3350, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, Eliminated conditions: 3020, SemanticConditionEliminator.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4475, positive: 778, positive conditional: 778, positive unconditional: 0, negative: 3675, negative conditional: 325, negative unconditional: 3350, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, Eliminated conditions: 3020, SemanticConditionEliminator.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4475, positive: 778, positive conditional: 778, positive unconditional: 0, negative: 3675, negative conditional: 325, negative unconditional: 3350, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, Eliminated conditions: 3020 ], Maximal queried relation: 6, Independence queries for same thread: 2573 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 235, Number of persistent set computation: 2494, Number of trivial persistent sets: 2155, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 66765, positive: 63701, positive conditional: 56872, positive unconditional: 6829, negative: 3064, negative conditional: 2930, negative unconditional: 134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 64192, positive: 63701, positive conditional: 56872, positive unconditional: 6829, negative: 491, negative conditional: 357, negative unconditional: 134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 64192, positive: 62913, positive conditional: 0, positive unconditional: 62913, negative: 1279, negative conditional: 0, negative unconditional: 1279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1274, positive: 1249, positive conditional: 0, positive unconditional: 1249, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1274, positive: 1243, positive conditional: 0, positive unconditional: 1243, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 64192, positive: 61664, positive conditional: 0, positive unconditional: 61664, negative: 1254, negative conditional: 0, negative unconditional: 1254, unknown: 1274, unknown conditional: 0, unknown unconditional: 1274] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, SemanticConditionEliminator.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4475, positive: 778, positive conditional: 778, positive unconditional: 0, negative: 3675, negative conditional: 325, negative unconditional: 3350, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, Eliminated conditions: 3020, SemanticConditionEliminator.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4475, positive: 778, positive conditional: 778, positive unconditional: 0, negative: 3675, negative conditional: 325, negative unconditional: 3350, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, Eliminated conditions: 3020, SemanticConditionEliminator.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4475, positive: 778, positive conditional: 778, positive unconditional: 0, negative: 3675, negative conditional: 325, negative unconditional: 3350, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, Eliminated conditions: 3020, SemanticConditionEliminator.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4475, positive: 778, positive conditional: 778, positive unconditional: 0, negative: 3675, negative conditional: 325, negative unconditional: 3350, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, Eliminated conditions: 3020, SemanticConditionEliminator.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4475, positive: 778, positive conditional: 778, positive unconditional: 0, negative: 3675, negative conditional: 325, negative unconditional: 3350, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, Eliminated conditions: 3020, SemanticConditionEliminator.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4475, positive: 788, positive conditional: 788, positive unconditional: 0, negative: 3687, negative conditional: 337, negative unconditional: 3350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 37, negative conditional: 12, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, positive: 19, positive conditional: 9, positive unconditional: 10, negative: 81, negative conditional: 26, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4475, positive: 778, positive conditional: 778, positive unconditional: 0, negative: 3675, negative conditional: 325, negative unconditional: 3350, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 1259, Positive conditional cache size: 10, Positive unconditional cache size: 1249, Negative cache size: 37, Negative conditional cache size: 12, Negative unconditional cache size: 25, Eliminated conditions: 3020 ], Maximal queried relation: 6, Independence queries for same thread: 2573 - 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, 106 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3050.1ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 19.2ms, PartialOrderReductionTime: 2174.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 52, 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: 19.7ms SsaConstructionTime, 122.4ms SatisfiabilityAnalysisTime, 542.9ms InterpolantComputationTime, 397 NumberOfCodeBlocks, 397 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 391 ConstructedInterpolants, 0 QuantifiedInterpolants, 1322 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...