/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/safe031_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:11:00,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:11:00,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:11:00,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 12:11:00,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 12:11:00,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 12:11:00,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 12:11:00,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 12:11:00,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 12:11:00,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 12:11:00,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 12:11:00,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 12:11:00,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 12:11:00,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 12:11:00,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 12:11:00,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 12:11:00,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 12:11:00,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 12:11:00,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 12:11:00,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 12:11:00,589 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 12:11:00,617 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:11:00,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:11:00,617 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:11:00,617 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:11:00,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:11:00,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:11:00,619 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:11:00,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:11:00,620 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:11:00,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:11:00,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:11:00,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:11:00,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:11:00,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:11:00,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:11:00,621 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:11:00,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:11:00,621 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:11:00,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:11:00,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:11:00,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:11:00,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:11:00,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:11:00,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:11:00,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:11:00,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:11:00,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:11:00,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:11:00,633 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:11:00,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:11:00,633 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:11:00,633 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:11:00,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:11:00,633 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:11:00,633 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:11:00,634 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:11:00,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:11:00,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:11:00,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:11:00,913 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 12:11:00,914 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 12:11:00,914 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe031_tso.oepc.i [2021-06-17 12:11:00,972 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeebb880a/bc58041334fa40e0a8a9b9f81d316a5b/FLAG0077b5c74 [2021-06-17 12:11:01,415 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 12:11:01,416 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe031_tso.oepc.i [2021-06-17 12:11:01,431 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeebb880a/bc58041334fa40e0a8a9b9f81d316a5b/FLAG0077b5c74 [2021-06-17 12:11:01,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeebb880a/bc58041334fa40e0a8a9b9f81d316a5b [2021-06-17 12:11:01,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:11:01,450 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 12:11:01,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 12:11:01,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 12:11:01,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 12:11:01,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:11:01" (1/1) ... [2021-06-17 12:11:01,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@302562b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01, skipping insertion in model container [2021-06-17 12:11:01,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:11:01" (1/1) ... [2021-06-17 12:11:01,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 12:11:01,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 12:11:01,640 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/safe031_tso.oepc.i[950,963] [2021-06-17 12:11:01,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:11:01,761 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 12:11:01,769 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/safe031_tso.oepc.i[950,963] [2021-06-17 12:11:01,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:11:01,849 INFO L208 MainTranslator]: Completed translation [2021-06-17 12:11:01,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01 WrapperNode [2021-06-17 12:11:01,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 12:11:01,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:11:01,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:11:01,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:11:01,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01" (1/1) ... [2021-06-17 12:11:01,865 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01" (1/1) ... [2021-06-17 12:11:01,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:11:01,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:11:01,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:11:01,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:11:01,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01" (1/1) ... [2021-06-17 12:11:01,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01" (1/1) ... [2021-06-17 12:11:01,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01" (1/1) ... [2021-06-17 12:11:01,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01" (1/1) ... [2021-06-17 12:11:01,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01" (1/1) ... [2021-06-17 12:11:01,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01" (1/1) ... [2021-06-17 12:11:01,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01" (1/1) ... [2021-06-17 12:11:01,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:11:01,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:11:01,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:11:01,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:11:01,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01" (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 12:11:01,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 12:11:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 12:11:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 12:11:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 12:11:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 12:11:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 12:11:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 12:11:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 12:11:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 12:11:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 12:11:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 12:11:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 12:11:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:11:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:11:01,978 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 12:11:02,260 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:11:02,260 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 12:11:02,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:11:02 BoogieIcfgContainer [2021-06-17 12:11:02,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:11:02,263 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:11:02,263 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:11:02,265 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:11:02,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 12:11:01" (1/3) ... [2021-06-17 12:11:02,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61225eaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:11:02, skipping insertion in model container [2021-06-17 12:11:02,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:11:01" (2/3) ... [2021-06-17 12:11:02,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61225eaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:11:02, skipping insertion in model container [2021-06-17 12:11:02,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:11:02" (3/3) ... [2021-06-17 12:11:02,267 INFO L111 eAbstractionObserver]: Analyzing ICFG safe031_tso.oepc.i [2021-06-17 12:11:02,271 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:11:02,271 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:11:02,271 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 12:11:02,271 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:11:02,289 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,289 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,290 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,290 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,290 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,290 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,290 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,290 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,290 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,291 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,291 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,291 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,291 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,291 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,292 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,292 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,292 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,292 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,292 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,292 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,292 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,293 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,293 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,293 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,293 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,294 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,294 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,294 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,294 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,295 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,296 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,296 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,296 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,299 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,299 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,299 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,299 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,301 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,301 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,301 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,301 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:11:02,302 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 12:11:02,316 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 12:11:02,364 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:11:02,365 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:11:02,365 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:11:02,365 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:11:02,365 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:11:02,365 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:11:02,365 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:11:02,365 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:11:02,492 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:11:02,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:11:02,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1468935478, now seen corresponding path program 1 times [2021-06-17 12:11:02,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:11:02,502 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500452610] [2021-06-17 12:11:02,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:11:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:11:02,786 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 12:11:02,787 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:11:02,787 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500452610] [2021-06-17 12:11:02,788 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500452610] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:11:02,788 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:11:02,788 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 12:11:02,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101457896] [2021-06-17 12:11:02,792 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 12:11:02,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:11:02,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 12:11:02,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 12:11:02,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:11:02,805 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:11:02,807 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) [2021-06-17 12:11:02,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:11:02,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:11:02,964 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:11:02,964 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:11:02,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:11:02,967 INFO L82 PathProgramCache]: Analyzing trace with hash -1341413233, now seen corresponding path program 1 times [2021-06-17 12:11:02,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:11:02,967 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153063379] [2021-06-17 12:11:02,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:11:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:11:03,103 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 12:11:03,105 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:11:03,106 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153063379] [2021-06-17 12:11:03,106 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153063379] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:11:03,107 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:11:03,107 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:11:03,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294381802] [2021-06-17 12:11:03,109 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:11:03,110 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:11:03,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:11:03,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:11:03,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:11:03,111 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:11:03,111 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:11:03,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:11:03,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:11:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:11:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:11:03,962 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:11:03,962 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:11:03,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:11:03,963 INFO L82 PathProgramCache]: Analyzing trace with hash -381923504, now seen corresponding path program 2 times [2021-06-17 12:11:03,963 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:11:03,963 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566443596] [2021-06-17 12:11:03,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:11:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:11:04,034 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 12:11:04,035 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:11:04,035 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566443596] [2021-06-17 12:11:04,035 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566443596] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:11:04,035 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:11:04,035 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:11:04,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103398796] [2021-06-17 12:11:04,035 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:11:04,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:11:04,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:11:04,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:11:04,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:11:04,036 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:11:04,036 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:11:04,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:11:04,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:11:04,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:11:04,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:11:04,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:11:04,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:11:04,957 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 12:11:04,971 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:11:04,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:11:04 BasicIcfg [2021-06-17 12:11:04,972 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:11:04,973 INFO L168 Benchmark]: Toolchain (without parser) took 3522.64 ms. Allocated memory was 209.7 MB in the beginning and 359.7 MB in the end (delta: 149.9 MB). Free memory was 173.5 MB in the beginning and 230.6 MB in the end (delta: -57.0 MB). Peak memory consumption was 93.7 MB. Max. memory is 8.0 GB. [2021-06-17 12:11:04,976 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 209.7 MB. Free memory is still 191.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:11:04,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.28 ms. Allocated memory is still 209.7 MB. Free memory was 173.3 MB in the beginning and 172.3 MB in the end (delta: 973.1 kB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-06-17 12:11:04,976 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.73 ms. Allocated memory is still 209.7 MB. Free memory was 171.9 MB in the beginning and 170.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:11:04,977 INFO L168 Benchmark]: Boogie Preprocessor took 16.32 ms. Allocated memory is still 209.7 MB. Free memory was 170.2 MB in the beginning and 168.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:11:04,977 INFO L168 Benchmark]: RCFGBuilder took 360.48 ms. Allocated memory is still 209.7 MB. Free memory was 168.8 MB in the beginning and 145.3 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:11:04,977 INFO L168 Benchmark]: TraceAbstraction took 2709.25 ms. Allocated memory was 209.7 MB in the beginning and 359.7 MB in the end (delta: 149.9 MB). Free memory was 145.1 MB in the beginning and 230.6 MB in the end (delta: -85.5 MB). Peak memory consumption was 66.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:11:04,979 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 209.7 MB. Free memory is still 191.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 397.28 ms. Allocated memory is still 209.7 MB. Free memory was 173.3 MB in the beginning and 172.3 MB in the end (delta: 973.1 kB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 32.73 ms. Allocated memory is still 209.7 MB. Free memory was 171.9 MB in the beginning and 170.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 16.32 ms. Allocated memory is still 209.7 MB. Free memory was 170.2 MB in the beginning and 168.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 360.48 ms. Allocated memory is still 209.7 MB. Free memory was 168.8 MB in the beginning and 145.3 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2709.25 ms. Allocated memory was 209.7 MB in the beginning and 359.7 MB in the end (delta: 149.9 MB). Free memory was 145.1 MB in the beginning and 230.6 MB in the end (delta: -85.5 MB). Peak memory consumption was 66.0 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: 35386, positive: 33803, positive conditional: 29951, positive unconditional: 3852, negative: 1583, negative conditional: 1535, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 34058, positive: 33803, positive conditional: 29951, positive unconditional: 3852, negative: 255, negative conditional: 207, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 34058, positive: 33442, positive conditional: 0, positive unconditional: 33442, negative: 616, negative conditional: 0, negative unconditional: 616, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1190, positive: 1172, positive conditional: 0, positive unconditional: 1172, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1190, positive: 1166, positive conditional: 0, positive unconditional: 1166, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 28, positive conditional: 17, positive unconditional: 11, negative: 66, negative conditional: 10, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 34058, positive: 32270, positive conditional: 0, positive unconditional: 32270, negative: 598, negative conditional: 0, negative unconditional: 598, unknown: 1190, unknown conditional: 0, unknown unconditional: 1190] , Statistics on independence cache: Total cache size (in pairs): 1208, Positive cache size: 1184, Positive conditional cache size: 12, Positive unconditional cache size: 1172, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, SemanticConditionEliminator.Independence Queries: [ total: 1368, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 1007, negative conditional: 127, negative unconditional: 880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1368, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 1007, negative conditional: 127, negative unconditional: 880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 28, positive conditional: 17, positive unconditional: 11, negative: 66, negative conditional: 10, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1368, positive: 349, positive conditional: 349, positive unconditional: 0, negative: 1001, negative conditional: 121, negative unconditional: 880, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1208, Positive cache size: 1184, Positive conditional cache size: 12, Positive unconditional cache size: 1172, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 807, SemanticConditionEliminator.Independence Queries: [ total: 1368, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 1007, negative conditional: 127, negative unconditional: 880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1368, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 1007, negative conditional: 127, negative unconditional: 880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 28, positive conditional: 17, positive unconditional: 11, negative: 66, negative conditional: 10, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1368, positive: 349, positive conditional: 349, positive unconditional: 0, negative: 1001, negative conditional: 121, negative unconditional: 880, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1208, Positive cache size: 1184, Positive conditional cache size: 12, Positive unconditional cache size: 1172, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 807, SemanticConditionEliminator.Independence Queries: [ total: 1368, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 1007, negative conditional: 127, negative unconditional: 880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1368, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 1007, negative conditional: 127, negative unconditional: 880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 28, positive conditional: 17, positive unconditional: 11, negative: 66, negative conditional: 10, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1368, positive: 349, positive conditional: 349, positive unconditional: 0, negative: 1001, negative conditional: 121, negative unconditional: 880, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1208, Positive cache size: 1184, Positive conditional cache size: 12, Positive unconditional cache size: 1172, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 807 ], Maximal queried relation: 3, Independence queries for same thread: 1328 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 974, Number of persistent set computation: 18923, Number of trivial persistent sets: 15626, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 35386, positive: 33803, positive conditional: 29951, positive unconditional: 3852, negative: 1583, negative conditional: 1535, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 34058, positive: 33803, positive conditional: 29951, positive unconditional: 3852, negative: 255, negative conditional: 207, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 34058, positive: 33442, positive conditional: 0, positive unconditional: 33442, negative: 616, negative conditional: 0, negative unconditional: 616, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1190, positive: 1172, positive conditional: 0, positive unconditional: 1172, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1190, positive: 1166, positive conditional: 0, positive unconditional: 1166, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 28, positive conditional: 17, positive unconditional: 11, negative: 66, negative conditional: 10, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 34058, positive: 32270, positive conditional: 0, positive unconditional: 32270, negative: 598, negative conditional: 0, negative unconditional: 598, unknown: 1190, unknown conditional: 0, unknown unconditional: 1190] , Statistics on independence cache: Total cache size (in pairs): 1208, Positive cache size: 1184, Positive conditional cache size: 12, Positive unconditional cache size: 1172, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, SemanticConditionEliminator.Independence Queries: [ total: 1368, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 1007, negative conditional: 127, negative unconditional: 880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1368, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 1007, negative conditional: 127, negative unconditional: 880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 28, positive conditional: 17, positive unconditional: 11, negative: 66, negative conditional: 10, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1368, positive: 349, positive conditional: 349, positive unconditional: 0, negative: 1001, negative conditional: 121, negative unconditional: 880, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1208, Positive cache size: 1184, Positive conditional cache size: 12, Positive unconditional cache size: 1172, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 807, SemanticConditionEliminator.Independence Queries: [ total: 1368, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 1007, negative conditional: 127, negative unconditional: 880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1368, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 1007, negative conditional: 127, negative unconditional: 880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 28, positive conditional: 17, positive unconditional: 11, negative: 66, negative conditional: 10, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1368, positive: 349, positive conditional: 349, positive unconditional: 0, negative: 1001, negative conditional: 121, negative unconditional: 880, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1208, Positive cache size: 1184, Positive conditional cache size: 12, Positive unconditional cache size: 1172, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 807, SemanticConditionEliminator.Independence Queries: [ total: 1368, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 1007, negative conditional: 127, negative unconditional: 880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1368, positive: 361, positive conditional: 361, positive unconditional: 0, negative: 1007, negative conditional: 127, negative unconditional: 880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 28, positive conditional: 17, positive unconditional: 11, negative: 66, negative conditional: 10, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1368, positive: 349, positive conditional: 349, positive unconditional: 0, negative: 1001, negative conditional: 121, negative unconditional: 880, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1208, Positive cache size: 1184, Positive conditional cache size: 12, Positive unconditional cache size: 1172, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 807 ], Maximal queried relation: 3, Independence queries for same thread: 1328 - 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: 2630.9ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.0ms, PartialOrderReductionTime: 2045.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 28, 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: 10.3ms SsaConstructionTime, 86.1ms SatisfiabilityAnalysisTime, 332.8ms InterpolantComputationTime, 197 NumberOfCodeBlocks, 197 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 194 ConstructedInterpolants, 0 QuantifiedInterpolants, 513 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...