/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/safe005_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:05:10,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:05:10,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:05:10,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 12:05:10,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 12:05:10,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 12:05:10,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 12:05:10,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 12:05:10,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 12:05:10,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 12:05:10,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 12:05:10,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 12:05:10,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 12:05:10,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 12:05:10,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 12:05:10,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 12:05:10,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 12:05:10,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 12:05:10,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 12:05:10,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 12:05:10,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 12:05:10,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 12:05:10,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 12:05:10,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 12:05:10,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 12:05:10,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 12:05:10,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 12:05:10,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 12:05:10,425 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 [2021-06-17 12:05:10,451 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:05:10,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:05:10,451 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:05:10,451 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:05:10,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:05:10,452 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:05:10,453 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:05:10,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:05:10,453 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:05:10,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:05:10,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:05:10,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:05:10,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:05:10,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:05:10,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:05:10,454 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:05:10,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:05:10,454 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:05:10,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:05:10,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:05:10,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:05:10,455 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:05:10,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:05:10,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:05:10,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:05:10,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:05:10,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:05:10,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:05:10,455 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:05:10,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:05:10,456 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:05:10,456 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:05:10,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:05:10,456 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:05:10,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:05:10,456 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:05:10,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:05:10,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:05:10,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:05:10,767 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 12:05:10,767 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 12:05:10,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe005_tso.oepc.i [2021-06-17 12:05:10,814 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d8d3ff6d/8ccc17ce4ef8474485d7a4411b6aa7e6/FLAGdeb5e02bf [2021-06-17 12:05:11,207 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 12:05:11,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe005_tso.oepc.i [2021-06-17 12:05:11,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d8d3ff6d/8ccc17ce4ef8474485d7a4411b6aa7e6/FLAGdeb5e02bf [2021-06-17 12:05:11,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d8d3ff6d/8ccc17ce4ef8474485d7a4411b6aa7e6 [2021-06-17 12:05:11,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:05:11,552 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 12:05:11,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 12:05:11,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 12:05:11,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 12:05:11,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:05:11" (1/1) ... [2021-06-17 12:05:11,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fd2b378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11, skipping insertion in model container [2021-06-17 12:05:11,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:05:11" (1/1) ... [2021-06-17 12:05:11,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 12:05:11,602 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 12:05:11,780 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/safe005_tso.oepc.i[950,963] [2021-06-17 12:05:11,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:05:11,910 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 12:05:11,919 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/safe005_tso.oepc.i[950,963] [2021-06-17 12:05:11,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:05:11,994 INFO L208 MainTranslator]: Completed translation [2021-06-17 12:05:11,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11 WrapperNode [2021-06-17 12:05:11,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 12:05:11,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:05:11,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:05:11,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:05:12,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11" (1/1) ... [2021-06-17 12:05:12,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11" (1/1) ... [2021-06-17 12:05:12,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:05:12,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:05:12,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:05:12,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:05:12,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11" (1/1) ... [2021-06-17 12:05:12,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11" (1/1) ... [2021-06-17 12:05:12,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11" (1/1) ... [2021-06-17 12:05:12,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11" (1/1) ... [2021-06-17 12:05:12,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11" (1/1) ... [2021-06-17 12:05:12,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11" (1/1) ... [2021-06-17 12:05:12,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11" (1/1) ... [2021-06-17 12:05:12,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:05:12,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:05:12,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:05:12,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:05:12,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:05:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 12:05:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 12:05:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 12:05:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 12:05:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 12:05:12,173 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 12:05:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 12:05:12,173 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 12:05:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 12:05:12,173 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 12:05:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 12:05:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 12:05:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:05:12,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:05:12,174 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 12:05:12,458 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:05:12,458 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 12:05:12,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:05:12 BoogieIcfgContainer [2021-06-17 12:05:12,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:05:12,461 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:05:12,461 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:05:12,463 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:05:12,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 12:05:11" (1/3) ... [2021-06-17 12:05:12,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1286a4c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:05:12, skipping insertion in model container [2021-06-17 12:05:12,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:11" (2/3) ... [2021-06-17 12:05:12,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1286a4c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:05:12, skipping insertion in model container [2021-06-17 12:05:12,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:05:12" (3/3) ... [2021-06-17 12:05:12,465 INFO L111 eAbstractionObserver]: Analyzing ICFG safe005_tso.oepc.i [2021-06-17 12:05:12,473 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:05:12,473 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:05:12,473 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 12:05:12,474 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:05:12,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,510 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,511 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,511 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,511 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,512 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,512 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,512 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,513 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,513 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,514 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,514 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,514 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,516 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,516 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,516 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,516 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,539 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,540 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,540 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,541 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,550 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,550 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:12,556 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 12:05:12,571 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 12:05:12,658 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:05:12,658 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:05:12,658 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:05:12,658 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:05:12,658 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:05:12,658 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:05:12,659 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:05:12,659 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:05:12,887 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:12,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:12,893 INFO L82 PathProgramCache]: Analyzing trace with hash -1133429229, now seen corresponding path program 1 times [2021-06-17 12:05:12,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:12,900 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836917438] [2021-06-17 12:05:12,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:05:13,196 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:13,197 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836917438] [2021-06-17 12:05:13,197 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836917438] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:13,197 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:13,197 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 12:05:13,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577130640] [2021-06-17 12:05:13,201 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 12:05:13,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:13,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 12:05:13,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 12:05:13,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:13,211 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:13,212 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:05:13,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:13,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:13,778 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:05:13,778 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:13,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:13,779 INFO L82 PathProgramCache]: Analyzing trace with hash 1693602369, now seen corresponding path program 2 times [2021-06-17 12:05:13,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:13,779 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223763405] [2021-06-17 12:05:13,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:13,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:05:13,966 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:13,966 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223763405] [2021-06-17 12:05:13,966 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223763405] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:13,967 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:13,967 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:05:13,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798960386] [2021-06-17 12:05:13,968 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:05:13,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:13,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:05:13,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:05:13,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:13,969 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:13,969 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) [2021-06-17 12:05:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:14,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:14,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:05:14,664 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:05:14,664 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:14,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:14,667 INFO L82 PathProgramCache]: Analyzing trace with hash -683544117, now seen corresponding path program 1 times [2021-06-17 12:05:14,667 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:14,667 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754918436] [2021-06-17 12:05:14,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:14,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:05:14,831 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:14,831 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754918436] [2021-06-17 12:05:14,831 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754918436] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:14,831 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:14,831 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:05:14,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022126662] [2021-06-17 12:05:14,832 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:05:14,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:14,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:05:14,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:05:14,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:14,833 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:14,833 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:05:14,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:14,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:05:14,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:16,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:16,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:05:16,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 12:05:16,492 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 12:05:16,492 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:16,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:16,493 INFO L82 PathProgramCache]: Analyzing trace with hash -1092940373, now seen corresponding path program 3 times [2021-06-17 12:05:16,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:16,493 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072087077] [2021-06-17 12:05:16,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:16,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:05:16,610 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:16,610 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072087077] [2021-06-17 12:05:16,610 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072087077] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:16,610 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:16,610 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:05:16,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632041673] [2021-06-17 12:05:16,611 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:05:16,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:16,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:05:16,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:05:16,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:16,612 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:16,612 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) [2021-06-17 12:05:16,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:16,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:05:16,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 12:05:16,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:17,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:17,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:05:17,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 12:05:17,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:05:17,917 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 12:05:17,917 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:17,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:17,917 INFO L82 PathProgramCache]: Analyzing trace with hash 59694049, now seen corresponding path program 4 times [2021-06-17 12:05:17,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:17,921 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301567480] [2021-06-17 12:05:17,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:18,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:05:18,017 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:18,017 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301567480] [2021-06-17 12:05:18,017 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301567480] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:18,017 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:18,017 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:05:18,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178221599] [2021-06-17 12:05:18,017 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:05:18,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:18,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:05:18,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:05:18,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:18,018 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:18,018 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) [2021-06-17 12:05:18,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:18,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:05:18,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 12:05:18,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:05:18,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:19,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:19,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:05:19,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 12:05:19,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:05:19,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:05:19,525 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 12:05:19,533 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:05:19,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:05:19 BasicIcfg [2021-06-17 12:05:19,534 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:05:19,535 INFO L168 Benchmark]: Toolchain (without parser) took 7983.20 ms. Allocated memory was 178.3 MB in the beginning and 888.1 MB in the end (delta: 709.9 MB). Free memory was 140.9 MB in the beginning and 666.7 MB in the end (delta: -525.7 MB). Peak memory consumption was 185.3 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:19,535 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 178.3 MB. Free memory is still 158.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:05:19,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.20 ms. Allocated memory is still 178.3 MB. Free memory was 140.7 MB in the beginning and 139.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:19,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.93 ms. Allocated memory is still 178.3 MB. Free memory was 139.1 MB in the beginning and 137.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:19,536 INFO L168 Benchmark]: Boogie Preprocessor took 50.15 ms. Allocated memory is still 178.3 MB. Free memory was 137.5 MB in the beginning and 136.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:19,536 INFO L168 Benchmark]: RCFGBuilder took 377.50 ms. Allocated memory is still 178.3 MB. Free memory was 136.0 MB in the beginning and 112.4 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:19,536 INFO L168 Benchmark]: TraceAbstraction took 7073.55 ms. Allocated memory was 178.3 MB in the beginning and 888.1 MB in the end (delta: 709.9 MB). Free memory was 111.9 MB in the beginning and 666.7 MB in the end (delta: -554.8 MB). Peak memory consumption was 156.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:19,537 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 178.3 MB. Free memory is still 158.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 441.20 ms. Allocated memory is still 178.3 MB. Free memory was 140.7 MB in the beginning and 139.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 35.93 ms. Allocated memory is still 178.3 MB. Free memory was 139.1 MB in the beginning and 137.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 50.15 ms. Allocated memory is still 178.3 MB. Free memory was 137.5 MB in the beginning and 136.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 377.50 ms. Allocated memory is still 178.3 MB. Free memory was 136.0 MB in the beginning and 112.4 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7073.55 ms. Allocated memory was 178.3 MB in the beginning and 888.1 MB in the end (delta: 709.9 MB). Free memory was 111.9 MB in the beginning and 666.7 MB in the end (delta: -554.8 MB). Peak memory consumption was 156.1 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: 111226, positive: 105554, positive conditional: 101410, positive unconditional: 4144, negative: 5672, negative conditional: 5614, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 106787, positive: 105554, positive conditional: 101410, positive unconditional: 4144, negative: 1233, negative conditional: 1175, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 106787, positive: 104762, positive conditional: 0, positive unconditional: 104762, negative: 2025, negative conditional: 0, negative unconditional: 2025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1412, positive: 1386, positive conditional: 0, positive unconditional: 1386, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1412, positive: 1380, positive conditional: 0, positive unconditional: 1380, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 49, negative conditional: 23, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, positive: 57, positive conditional: 41, positive unconditional: 16, negative: 154, negative conditional: 55, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 106787, positive: 103376, positive conditional: 0, positive unconditional: 103376, negative: 1999, negative conditional: 0, negative unconditional: 1999, unknown: 1412, unknown conditional: 0, unknown unconditional: 1412] , Statistics on independence cache: Total cache size (in pairs): 1455, Positive cache size: 1406, Positive conditional cache size: 20, Positive unconditional cache size: 1386, Negative cache size: 49, Negative conditional cache size: 23, Negative unconditional cache size: 26, SemanticConditionEliminator.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 49, negative conditional: 23, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, positive: 57, positive conditional: 41, positive unconditional: 16, negative: 154, negative conditional: 55, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6834, positive: 772, positive conditional: 772, positive unconditional: 0, negative: 6019, negative conditional: 694, negative unconditional: 5325, unknown: 43, unknown conditional: 43, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1455, Positive cache size: 1406, Positive conditional cache size: 20, Positive unconditional cache size: 1386, Negative cache size: 49, Negative conditional cache size: 23, Negative unconditional cache size: 26, Eliminated conditions: 5231, SemanticConditionEliminator.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 49, negative conditional: 23, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, positive: 57, positive conditional: 41, positive unconditional: 16, negative: 154, negative conditional: 55, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6834, positive: 772, positive conditional: 772, positive unconditional: 0, negative: 6019, negative conditional: 694, negative unconditional: 5325, unknown: 43, unknown conditional: 43, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1455, Positive cache size: 1406, Positive conditional cache size: 20, Positive unconditional cache size: 1386, Negative cache size: 49, Negative conditional cache size: 23, Negative unconditional cache size: 26, Eliminated conditions: 5231, SemanticConditionEliminator.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 49, negative conditional: 23, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, positive: 57, positive conditional: 41, positive unconditional: 16, negative: 154, negative conditional: 55, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6834, positive: 772, positive conditional: 772, positive unconditional: 0, negative: 6019, negative conditional: 694, negative unconditional: 5325, unknown: 43, unknown conditional: 43, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1455, Positive cache size: 1406, Positive conditional cache size: 20, Positive unconditional cache size: 1386, Negative cache size: 49, Negative conditional cache size: 23, Negative unconditional cache size: 26, Eliminated conditions: 5231, SemanticConditionEliminator.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 49, negative conditional: 23, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, positive: 57, positive conditional: 41, positive unconditional: 16, negative: 154, negative conditional: 55, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6834, positive: 772, positive conditional: 772, positive unconditional: 0, negative: 6019, negative conditional: 694, negative unconditional: 5325, unknown: 43, unknown conditional: 43, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1455, Positive cache size: 1406, Positive conditional cache size: 20, Positive unconditional cache size: 1386, Negative cache size: 49, Negative conditional cache size: 23, Negative unconditional cache size: 26, Eliminated conditions: 5231, SemanticConditionEliminator.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 49, negative conditional: 23, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, positive: 57, positive conditional: 41, positive unconditional: 16, negative: 154, negative conditional: 55, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6834, positive: 772, positive conditional: 772, positive unconditional: 0, negative: 6019, negative conditional: 694, negative unconditional: 5325, unknown: 43, unknown conditional: 43, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1455, Positive cache size: 1406, Positive conditional cache size: 20, Positive unconditional cache size: 1386, Negative cache size: 49, Negative conditional cache size: 23, Negative unconditional cache size: 26, Eliminated conditions: 5231 ], Maximal queried relation: 5, Independence queries for same thread: 4439 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 2521, Number of persistent set computation: 61795, Number of trivial persistent sets: 50926, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 111226, positive: 105554, positive conditional: 101410, positive unconditional: 4144, negative: 5672, negative conditional: 5614, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 106787, positive: 105554, positive conditional: 101410, positive unconditional: 4144, negative: 1233, negative conditional: 1175, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 106787, positive: 104762, positive conditional: 0, positive unconditional: 104762, negative: 2025, negative conditional: 0, negative unconditional: 2025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1412, positive: 1386, positive conditional: 0, positive unconditional: 1386, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1412, positive: 1380, positive conditional: 0, positive unconditional: 1380, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 49, negative conditional: 23, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, positive: 57, positive conditional: 41, positive unconditional: 16, negative: 154, negative conditional: 55, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 106787, positive: 103376, positive conditional: 0, positive unconditional: 103376, negative: 1999, negative conditional: 0, negative unconditional: 1999, unknown: 1412, unknown conditional: 0, unknown unconditional: 1412] , Statistics on independence cache: Total cache size (in pairs): 1455, Positive cache size: 1406, Positive conditional cache size: 20, Positive unconditional cache size: 1386, Negative cache size: 49, Negative conditional cache size: 23, Negative unconditional cache size: 26, SemanticConditionEliminator.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 49, negative conditional: 23, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, positive: 57, positive conditional: 41, positive unconditional: 16, negative: 154, negative conditional: 55, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6834, positive: 772, positive conditional: 772, positive unconditional: 0, negative: 6019, negative conditional: 694, negative unconditional: 5325, unknown: 43, unknown conditional: 43, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1455, Positive cache size: 1406, Positive conditional cache size: 20, Positive unconditional cache size: 1386, Negative cache size: 49, Negative conditional cache size: 23, Negative unconditional cache size: 26, Eliminated conditions: 5231, SemanticConditionEliminator.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 49, negative conditional: 23, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, positive: 57, positive conditional: 41, positive unconditional: 16, negative: 154, negative conditional: 55, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6834, positive: 772, positive conditional: 772, positive unconditional: 0, negative: 6019, negative conditional: 694, negative unconditional: 5325, unknown: 43, unknown conditional: 43, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1455, Positive cache size: 1406, Positive conditional cache size: 20, Positive unconditional cache size: 1386, Negative cache size: 49, Negative conditional cache size: 23, Negative unconditional cache size: 26, Eliminated conditions: 5231, SemanticConditionEliminator.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 49, negative conditional: 23, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, positive: 57, positive conditional: 41, positive unconditional: 16, negative: 154, negative conditional: 55, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6834, positive: 772, positive conditional: 772, positive unconditional: 0, negative: 6019, negative conditional: 694, negative unconditional: 5325, unknown: 43, unknown conditional: 43, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1455, Positive cache size: 1406, Positive conditional cache size: 20, Positive unconditional cache size: 1386, Negative cache size: 49, Negative conditional cache size: 23, Negative unconditional cache size: 26, Eliminated conditions: 5231, SemanticConditionEliminator.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 49, negative conditional: 23, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, positive: 57, positive conditional: 41, positive unconditional: 16, negative: 154, negative conditional: 55, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6834, positive: 772, positive conditional: 772, positive unconditional: 0, negative: 6019, negative conditional: 694, negative unconditional: 5325, unknown: 43, unknown conditional: 43, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1455, Positive cache size: 1406, Positive conditional cache size: 20, Positive unconditional cache size: 1386, Negative cache size: 49, Negative conditional cache size: 23, Negative unconditional cache size: 26, Eliminated conditions: 5231, SemanticConditionEliminator.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6834, positive: 792, positive conditional: 792, positive unconditional: 0, negative: 6042, negative conditional: 717, negative unconditional: 5325, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 26, positive conditional: 20, positive unconditional: 6, negative: 49, negative conditional: 23, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, positive: 57, positive conditional: 41, positive unconditional: 16, negative: 154, negative conditional: 55, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6834, positive: 772, positive conditional: 772, positive unconditional: 0, negative: 6019, negative conditional: 694, negative unconditional: 5325, unknown: 43, unknown conditional: 43, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1455, Positive cache size: 1406, Positive conditional cache size: 20, Positive unconditional cache size: 1386, Negative cache size: 49, Negative conditional cache size: 23, Negative unconditional cache size: 26, Eliminated conditions: 5231 ], Maximal queried relation: 5, Independence queries for same thread: 4439 - 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: 6924.2ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 20.3ms, PartialOrderReductionTime: 5937.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 55, 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: 17.3ms SsaConstructionTime, 204.5ms SatisfiabilityAnalysisTime, 554.7ms InterpolantComputationTime, 332 NumberOfCodeBlocks, 332 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 327 ConstructedInterpolants, 0 QuantifiedInterpolants, 1335 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...