/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/thin002_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 17:42:40,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 17:42:40,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 17:42:40,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 17:42:40,417 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-07-14 17:42:40,455 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 17:42:40,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 17:42:40,456 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 17:42:40,456 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 17:42:40,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 17:42:40,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 17:42:40,458 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 17:42:40,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 17:42:40,459 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 17:42:40,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 17:42:40,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 17:42:40,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 17:42:40,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 17:42:40,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 17:42:40,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 17:42:40,461 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 17:42:40,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 17:42:40,461 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 17:42:40,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 17:42:40,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 17:42:40,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 17:42:40,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 17:42:40,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 17:42:40,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 17:42:40,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 17:42:40,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 17:42:40,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 17:42:40,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 17:42:40,462 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 17:42:40,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 17:42:40,463 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 17:42:40,463 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 17:42:40,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 17:42:40,463 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 17:42:40,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 17:42:40,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 17:42:40,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 17:42:40,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 17:42:40,774 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 17:42:40,775 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 17:42:40,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin002_pso.oepc.i [2021-07-14 17:42:40,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9addc85b3/d6e24ce023a046f2be0d68a41f3a47d5/FLAG7f4df25fe [2021-07-14 17:42:41,304 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 17:42:41,305 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_pso.oepc.i [2021-07-14 17:42:41,327 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9addc85b3/d6e24ce023a046f2be0d68a41f3a47d5/FLAG7f4df25fe [2021-07-14 17:42:41,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9addc85b3/d6e24ce023a046f2be0d68a41f3a47d5 [2021-07-14 17:42:41,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 17:42:41,629 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 17:42:41,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 17:42:41,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 17:42:41,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 17:42:41,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:42:41" (1/1) ... [2021-07-14 17:42:41,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30b14f58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:41, skipping insertion in model container [2021-07-14 17:42:41,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:42:41" (1/1) ... [2021-07-14 17:42:41,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 17:42:41,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 17:42:41,844 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/thin002_pso.oepc.i[950,963] [2021-07-14 17:42:42,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 17:42:42,041 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 17:42:42,053 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/thin002_pso.oepc.i[950,963] [2021-07-14 17:42:42,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 17:42:42,138 INFO L208 MainTranslator]: Completed translation [2021-07-14 17:42:42,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:42 WrapperNode [2021-07-14 17:42:42,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 17:42:42,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 17:42:42,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 17:42:42,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 17:42:42,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:42" (1/1) ... [2021-07-14 17:42:42,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:42" (1/1) ... [2021-07-14 17:42:42,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 17:42:42,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 17:42:42,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 17:42:42,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 17:42:42,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:42" (1/1) ... [2021-07-14 17:42:42,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:42" (1/1) ... [2021-07-14 17:42:42,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:42" (1/1) ... [2021-07-14 17:42:42,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:42" (1/1) ... [2021-07-14 17:42:42,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:42" (1/1) ... [2021-07-14 17:42:42,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:42" (1/1) ... [2021-07-14 17:42:42,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:42" (1/1) ... [2021-07-14 17:42:42,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 17:42:42,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 17:42:42,235 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 17:42:42,235 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 17:42:42,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 17:42:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 17:42:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 17:42:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 17:42:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 17:42:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 17:42:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 17:42:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 17:42:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 17:42:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 17:42:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 17:42:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-07-14 17:42:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-07-14 17:42:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 17:42:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 17:42:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 17:42:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 17:42:42,311 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 17:42:42,659 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 17:42:42,659 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 17:42:42,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:42:42 BoogieIcfgContainer [2021-07-14 17:42:42,663 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 17:42:42,665 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 17:42:42,665 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 17:42:42,667 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 17:42:42,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 05:42:41" (1/3) ... [2021-07-14 17:42:42,668 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a246074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:42:42, skipping insertion in model container [2021-07-14 17:42:42,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:42:42" (2/3) ... [2021-07-14 17:42:42,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a246074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:42:42, skipping insertion in model container [2021-07-14 17:42:42,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:42:42" (3/3) ... [2021-07-14 17:42:42,671 INFO L111 eAbstractionObserver]: Analyzing ICFG thin002_pso.oepc.i [2021-07-14 17:42:42,677 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 17:42:42,677 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 17:42:42,677 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 17:42:42,678 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 17:42:42,724 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,724 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,724 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,725 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,725 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,725 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,727 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,727 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,728 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,729 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,729 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,731 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,731 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,731 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,731 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,731 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,731 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,732 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,732 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,732 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,732 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,733 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,733 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,734 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,734 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,735 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,735 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,735 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,735 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,735 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,735 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,736 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,736 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,737 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,738 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,738 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,738 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,743 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,744 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,745 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,746 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,748 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,748 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,748 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,748 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,751 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,751 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,751 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,751 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:42:42,754 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 17:42:42,774 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 17:42:42,847 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 17:42:42,847 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 17:42:42,847 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 17:42:42,848 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 17:42:42,848 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 17:42:42,848 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 17:42:42,848 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 17:42:42,848 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 17:42:43,080 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:42:43,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:42:43,086 INFO L82 PathProgramCache]: Analyzing trace with hash -2035444921, now seen corresponding path program 1 times [2021-07-14 17:42:43,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:42:43,096 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86436607] [2021-07-14 17:42:43,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:42:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:42:43,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:42:43,286 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:42:43,286 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86436607] [2021-07-14 17:42:43,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86436607] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:42:43,287 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:42:43,287 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 17:42:43,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348611217] [2021-07-14 17:42:43,291 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 17:42:43,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:42:43,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 17:42:43,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 17:42:43,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:43,305 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:42:43,307 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 42.0) internal successors, (84), 2 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 17:42:43,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:43,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:43,320 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 17:42:43,320 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:42:43,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:42:43,321 INFO L82 PathProgramCache]: Analyzing trace with hash 983990974, now seen corresponding path program 1 times [2021-07-14 17:42:43,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:42:43,321 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567390103] [2021-07-14 17:42:43,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:42:43,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:42:43,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:42:43,623 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:42:43,624 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567390103] [2021-07-14 17:42:43,624 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567390103] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:42:43,624 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:42:43,624 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 17:42:43,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21211345] [2021-07-14 17:42:43,629 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 17:42:43,629 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:42:43,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 17:42:43,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 17:42:43,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:43,631 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:42:43,631 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 17:42:43,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:43,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:47,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:47,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:42:47,065 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 17:42:47,065 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:42:47,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:42:47,070 INFO L82 PathProgramCache]: Analyzing trace with hash -943313242, now seen corresponding path program 2 times [2021-07-14 17:42:47,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:42:47,070 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004686033] [2021-07-14 17:42:47,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:42:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:42:47,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:42:47,239 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:42:47,240 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004686033] [2021-07-14 17:42:47,240 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004686033] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:42:47,240 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:42:47,240 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 17:42:47,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721643069] [2021-07-14 17:42:47,241 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 17:42:47,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:42:47,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 17:42:47,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 17:42:47,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:47,242 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:42:47,242 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 17:42:47,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:47,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:42:47,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:47,488 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-07-14 17:42:50,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:50,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:42:50,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:42:50,355 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 17:42:50,356 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:42:50,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:42:50,357 INFO L82 PathProgramCache]: Analyzing trace with hash 1067778686, now seen corresponding path program 3 times [2021-07-14 17:42:50,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:42:50,357 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129919720] [2021-07-14 17:42:50,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:42:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:42:50,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:42:50,562 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:42:50,563 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129919720] [2021-07-14 17:42:50,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129919720] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:42:50,563 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:42:50,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 17:42:50,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492984711] [2021-07-14 17:42:50,565 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 17:42:50,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:42:50,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 17:42:50,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 17:42:50,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:50,566 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:42:50,566 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 17:42:50,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:50,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:42:50,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:42:50,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:50,989 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-07-14 17:42:54,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:54,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:42:54,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:42:54,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 17:42:54,037 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 17:42:54,037 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:42:54,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:42:54,038 INFO L82 PathProgramCache]: Analyzing trace with hash 1739267402, now seen corresponding path program 4 times [2021-07-14 17:42:54,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:42:54,038 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853424054] [2021-07-14 17:42:54,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:42:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:42:54,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:42:54,168 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:42:54,168 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853424054] [2021-07-14 17:42:54,168 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853424054] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:42:54,168 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:42:54,169 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 17:42:54,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770240137] [2021-07-14 17:42:54,170 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 17:42:54,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:42:54,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 17:42:54,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 17:42:54,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:54,171 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:42:54,171 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 17:42:54,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:42:54,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:42:54,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:42:54,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 17:42:54,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:43:00,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:43:00,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:43:00,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:43:00,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 17:43:00,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 17:43:00,761 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 17:43:00,771 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 17:43:00,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 05:43:00 BasicIcfg [2021-07-14 17:43:00,773 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 17:43:00,773 INFO L168 Benchmark]: Toolchain (without parser) took 19144.24 ms. Allocated memory was 182.5 MB in the beginning and 5.7 GB in the end (delta: 5.5 GB). Free memory was 144.6 MB in the beginning and 5.0 GB in the end (delta: -4.8 GB). Peak memory consumption was 845.2 MB. Max. memory is 8.0 GB. [2021-07-14 17:43:00,774 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 182.5 MB. Free memory is still 163.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 17:43:00,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 506.63 ms. Allocated memory is still 182.5 MB. Free memory was 144.5 MB in the beginning and 155.0 MB in the end (delta: -10.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-14 17:43:00,774 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.82 ms. Allocated memory is still 182.5 MB. Free memory was 155.0 MB in the beginning and 153.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 17:43:00,775 INFO L168 Benchmark]: Boogie Preprocessor took 34.74 ms. Allocated memory is still 182.5 MB. Free memory was 153.4 MB in the beginning and 151.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:43:00,775 INFO L168 Benchmark]: RCFGBuilder took 427.80 ms. Allocated memory is still 182.5 MB. Free memory was 151.9 MB in the beginning and 125.1 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-07-14 17:43:00,776 INFO L168 Benchmark]: TraceAbstraction took 18108.16 ms. Allocated memory was 182.5 MB in the beginning and 5.7 GB in the end (delta: 5.5 GB). Free memory was 125.1 MB in the beginning and 5.0 GB in the end (delta: -4.8 GB). Peak memory consumption was 826.8 MB. Max. memory is 8.0 GB. [2021-07-14 17:43:00,778 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 182.5 MB. Free memory is still 163.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 506.63 ms. Allocated memory is still 182.5 MB. Free memory was 144.5 MB in the beginning and 155.0 MB in the end (delta: -10.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 59.82 ms. Allocated memory is still 182.5 MB. Free memory was 155.0 MB in the beginning and 153.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 34.74 ms. Allocated memory is still 182.5 MB. Free memory was 153.4 MB in the beginning and 151.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 427.80 ms. Allocated memory is still 182.5 MB. Free memory was 151.9 MB in the beginning and 125.1 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 18108.16 ms. Allocated memory was 182.5 MB in the beginning and 5.7 GB in the end (delta: 5.5 GB). Free memory was 125.1 MB in the beginning and 5.0 GB in the end (delta: -4.8 GB). Peak memory consumption was 826.8 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: 1165609, positive: 1130686, positive conditional: 1114480, positive unconditional: 16206, negative: 34923, negative conditional: 34774, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1143633, positive: 1130686, positive conditional: 1114480, positive unconditional: 16206, negative: 12947, negative conditional: 12798, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1143633, positive: 1123764, positive conditional: 0, positive unconditional: 1123764, negative: 19869, negative conditional: 0, negative unconditional: 19869, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2424, positive: 2397, positive conditional: 0, positive unconditional: 2397, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2424, positive: 2385, positive conditional: 0, positive unconditional: 2385, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 36, negative conditional: 9, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 167, negative conditional: 37, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1143633, positive: 1121367, positive conditional: 0, positive unconditional: 1121367, negative: 19842, negative conditional: 0, negative unconditional: 19842, unknown: 2424, unknown conditional: 0, unknown unconditional: 2424] , Statistics on independence cache: Total cache size (in pairs): 2446, Positive cache size: 2410, Positive conditional cache size: 13, Positive unconditional cache size: 2397, Negative cache size: 36, Negative conditional cache size: 9, Negative unconditional cache size: 27, SemanticConditionEliminator.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 36, negative conditional: 9, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 167, negative conditional: 37, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 69037, positive: 6909, positive conditional: 6909, positive unconditional: 0, negative: 62106, negative conditional: 1883, negative unconditional: 60223, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2446, Positive cache size: 2410, Positive conditional cache size: 13, Positive unconditional cache size: 2397, Negative cache size: 36, Negative conditional cache size: 9, Negative unconditional cache size: 27, Eliminated conditions: 59961, SemanticConditionEliminator.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 36, negative conditional: 9, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 167, negative conditional: 37, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 69037, positive: 6909, positive conditional: 6909, positive unconditional: 0, negative: 62106, negative conditional: 1883, negative unconditional: 60223, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2446, Positive cache size: 2410, Positive conditional cache size: 13, Positive unconditional cache size: 2397, Negative cache size: 36, Negative conditional cache size: 9, Negative unconditional cache size: 27, Eliminated conditions: 59961, SemanticConditionEliminator.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 36, negative conditional: 9, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 167, negative conditional: 37, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 69037, positive: 6909, positive conditional: 6909, positive unconditional: 0, negative: 62106, negative conditional: 1883, negative unconditional: 60223, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2446, Positive cache size: 2410, Positive conditional cache size: 13, Positive unconditional cache size: 2397, Negative cache size: 36, Negative conditional cache size: 9, Negative unconditional cache size: 27, Eliminated conditions: 59961, SemanticConditionEliminator.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 36, negative conditional: 9, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 167, negative conditional: 37, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 69037, positive: 6909, positive conditional: 6909, positive unconditional: 0, negative: 62106, negative conditional: 1883, negative unconditional: 60223, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2446, Positive cache size: 2410, Positive conditional cache size: 13, Positive unconditional cache size: 2397, Negative cache size: 36, Negative conditional cache size: 9, Negative unconditional cache size: 27, Eliminated conditions: 59961, SemanticConditionEliminator.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 36, negative conditional: 9, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 167, negative conditional: 37, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 69037, positive: 6909, positive conditional: 6909, positive unconditional: 0, negative: 62106, negative conditional: 1883, negative unconditional: 60223, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2446, Positive cache size: 2410, Positive conditional cache size: 13, Positive unconditional cache size: 2397, Negative cache size: 36, Negative conditional cache size: 9, Negative unconditional cache size: 27, Eliminated conditions: 59961 ], Maximal queried relation: 5, Independence queries for same thread: 21976 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1808, Number of persistent set computation: 28375, Number of trivial persistent sets: 25979, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1165609, positive: 1130686, positive conditional: 1114480, positive unconditional: 16206, negative: 34923, negative conditional: 34774, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1143633, positive: 1130686, positive conditional: 1114480, positive unconditional: 16206, negative: 12947, negative conditional: 12798, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1143633, positive: 1123764, positive conditional: 0, positive unconditional: 1123764, negative: 19869, negative conditional: 0, negative unconditional: 19869, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2424, positive: 2397, positive conditional: 0, positive unconditional: 2397, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2424, positive: 2385, positive conditional: 0, positive unconditional: 2385, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 36, negative conditional: 9, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 167, negative conditional: 37, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1143633, positive: 1121367, positive conditional: 0, positive unconditional: 1121367, negative: 19842, negative conditional: 0, negative unconditional: 19842, unknown: 2424, unknown conditional: 0, unknown unconditional: 2424] , Statistics on independence cache: Total cache size (in pairs): 2446, Positive cache size: 2410, Positive conditional cache size: 13, Positive unconditional cache size: 2397, Negative cache size: 36, Negative conditional cache size: 9, Negative unconditional cache size: 27, SemanticConditionEliminator.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 36, negative conditional: 9, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 167, negative conditional: 37, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 69037, positive: 6909, positive conditional: 6909, positive unconditional: 0, negative: 62106, negative conditional: 1883, negative unconditional: 60223, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2446, Positive cache size: 2410, Positive conditional cache size: 13, Positive unconditional cache size: 2397, Negative cache size: 36, Negative conditional cache size: 9, Negative unconditional cache size: 27, Eliminated conditions: 59961, SemanticConditionEliminator.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 36, negative conditional: 9, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 167, negative conditional: 37, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 69037, positive: 6909, positive conditional: 6909, positive unconditional: 0, negative: 62106, negative conditional: 1883, negative unconditional: 60223, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2446, Positive cache size: 2410, Positive conditional cache size: 13, Positive unconditional cache size: 2397, Negative cache size: 36, Negative conditional cache size: 9, Negative unconditional cache size: 27, Eliminated conditions: 59961, SemanticConditionEliminator.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 36, negative conditional: 9, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 167, negative conditional: 37, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 69037, positive: 6909, positive conditional: 6909, positive unconditional: 0, negative: 62106, negative conditional: 1883, negative unconditional: 60223, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2446, Positive cache size: 2410, Positive conditional cache size: 13, Positive unconditional cache size: 2397, Negative cache size: 36, Negative conditional cache size: 9, Negative unconditional cache size: 27, Eliminated conditions: 59961, SemanticConditionEliminator.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 36, negative conditional: 9, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 167, negative conditional: 37, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 69037, positive: 6909, positive conditional: 6909, positive unconditional: 0, negative: 62106, negative conditional: 1883, negative unconditional: 60223, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2446, Positive cache size: 2410, Positive conditional cache size: 13, Positive unconditional cache size: 2397, Negative cache size: 36, Negative conditional cache size: 9, Negative unconditional cache size: 27, Eliminated conditions: 59961, SemanticConditionEliminator.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 69037, positive: 6922, positive conditional: 6922, positive unconditional: 0, negative: 62115, negative conditional: 1892, negative unconditional: 60223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 36, negative conditional: 9, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 167, negative conditional: 37, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 69037, positive: 6909, positive conditional: 6909, positive unconditional: 0, negative: 62106, negative conditional: 1883, negative unconditional: 60223, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2446, Positive cache size: 2410, Positive conditional cache size: 13, Positive unconditional cache size: 2397, Negative cache size: 36, Negative conditional cache size: 9, Negative unconditional cache size: 27, Eliminated conditions: 59961 ], Maximal queried relation: 5, Independence queries for same thread: 21976 - 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 9 procedures, 134 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17964.4ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.0ms, PartialOrderReductionTime: 16831.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 44, 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: 31.1ms SsaConstructionTime, 177.0ms SatisfiabilityAnalysisTime, 693.1ms InterpolantComputationTime, 416 NumberOfCodeBlocks, 416 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 411 ConstructedInterpolants, 0 QuantifiedInterpolants, 1525 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...