/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-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe009_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 07:41:22,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 07:41:22,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 07:41:22,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 07:41:22,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 07:41:22,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 07:41:22,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 07:41:22,516 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-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-10 07:41:22,554 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 07:41:22,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 07:41:22,555 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 07:41:22,555 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 07:41:22,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 07:41:22,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 07:41:22,558 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 07:41:22,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 07:41:22,559 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 07:41:22,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 07:41:22,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 07:41:22,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 07:41:22,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 07:41:22,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 07:41:22,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 07:41:22,560 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 07:41:22,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 07:41:22,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 07:41:22,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 07:41:22,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 07:41:22,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 07:41:22,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 07:41:22,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 07:41:22,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 07:41:22,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 07:41:22,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 07:41:22,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 07:41:22,562 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 07:41:22,562 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-10 07:41:22,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 07:41:22,562 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 07:41:22,562 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 07:41:22,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 07:41:22,563 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 07:41:22,563 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 07:41:22,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 07:41:22,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 07:41:22,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 07:41:22,900 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 07:41:22,900 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 07:41:22,901 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe009_tso.opt.i [2021-07-10 07:41:22,976 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2154eba3b/63c304f6c28643f58b518c55a57b70ef/FLAGb6fa9f77f [2021-07-10 07:41:23,488 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 07:41:23,488 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_tso.opt.i [2021-07-10 07:41:23,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2154eba3b/63c304f6c28643f58b518c55a57b70ef/FLAGb6fa9f77f [2021-07-10 07:41:23,811 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2154eba3b/63c304f6c28643f58b518c55a57b70ef [2021-07-10 07:41:23,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 07:41:23,815 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 07:41:23,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 07:41:23,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 07:41:23,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 07:41:23,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:41:23" (1/1) ... [2021-07-10 07:41:23,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@409321f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:23, skipping insertion in model container [2021-07-10 07:41:23,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:41:23" (1/1) ... [2021-07-10 07:41:23,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 07:41:23,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 07:41:24,059 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/safe009_tso.opt.i[949,962] [2021-07-10 07:41:24,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:41:24,247 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 07:41:24,256 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/safe009_tso.opt.i[949,962] [2021-07-10 07:41:24,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:41:24,319 INFO L208 MainTranslator]: Completed translation [2021-07-10 07:41:24,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:24 WrapperNode [2021-07-10 07:41:24,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 07:41:24,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 07:41:24,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 07:41:24,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 07:41:24,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:24" (1/1) ... [2021-07-10 07:41:24,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:24" (1/1) ... [2021-07-10 07:41:24,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 07:41:24,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 07:41:24,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 07:41:24,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 07:41:24,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:24" (1/1) ... [2021-07-10 07:41:24,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:24" (1/1) ... [2021-07-10 07:41:24,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:24" (1/1) ... [2021-07-10 07:41:24,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:24" (1/1) ... [2021-07-10 07:41:24,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:24" (1/1) ... [2021-07-10 07:41:24,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:24" (1/1) ... [2021-07-10 07:41:24,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:24" (1/1) ... [2021-07-10 07:41:24,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 07:41:24,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 07:41:24,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 07:41:24,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 07:41:24,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:24" (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 [2021-07-10 07:41:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 07:41:24,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 07:41:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 07:41:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 07:41:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 07:41:24,440 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 07:41:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 07:41:24,441 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 07:41:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 07:41:24,441 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 07:41:24,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 07:41:24,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 07:41:24,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 07:41:24,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 07:41:24,447 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 07:41:24,805 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 07:41:24,806 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 07:41:24,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:41:24 BoogieIcfgContainer [2021-07-10 07:41:24,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 07:41:24,809 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 07:41:24,809 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 07:41:24,812 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 07:41:24,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 07:41:23" (1/3) ... [2021-07-10 07:41:24,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aaae3aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:41:24, skipping insertion in model container [2021-07-10 07:41:24,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:24" (2/3) ... [2021-07-10 07:41:24,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aaae3aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:41:24, skipping insertion in model container [2021-07-10 07:41:24,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:41:24" (3/3) ... [2021-07-10 07:41:24,817 INFO L111 eAbstractionObserver]: Analyzing ICFG safe009_tso.opt.i [2021-07-10 07:41:24,822 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 07:41:24,823 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 07:41:24,823 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 07:41:24,824 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 07:41:24,864 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,865 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,865 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,865 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,865 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,865 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,866 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,866 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,866 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,866 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,866 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,867 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,867 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,868 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,868 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,869 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,872 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,872 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,872 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,872 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,877 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,877 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,880 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,880 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,881 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,887 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,888 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,890 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,891 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:24,894 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 07:41:24,916 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 07:41:24,980 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 07:41:24,981 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 07:41:24,981 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 07:41:24,981 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 07:41:24,981 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 07:41:24,981 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 07:41:24,981 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 07:41:24,982 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 07:41:25,183 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:41:25,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:41:25,188 INFO L82 PathProgramCache]: Analyzing trace with hash 1229956788, now seen corresponding path program 1 times [2021-07-10 07:41:25,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:41:25,196 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919882471] [2021-07-10 07:41:25,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:41:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:41:25,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:41:25,409 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:41:25,410 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919882471] [2021-07-10 07:41:25,410 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919882471] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:41:25,411 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:41:25,411 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 07:41:25,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480907786] [2021-07-10 07:41:25,416 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 07:41:25,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:41:25,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 07:41:25,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 07:41:25,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:25,430 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:41:25,432 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 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) [2021-07-10 07:41:25,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:25,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:25,445 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 07:41:25,445 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:41:25,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:41:25,446 INFO L82 PathProgramCache]: Analyzing trace with hash -567402933, now seen corresponding path program 1 times [2021-07-10 07:41:25,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:41:25,446 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003967669] [2021-07-10 07:41:25,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:41:25,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:41:25,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:41:25,736 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:41:25,738 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003967669] [2021-07-10 07:41:25,739 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003967669] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:41:25,739 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:41:25,740 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:41:25,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444708047] [2021-07-10 07:41:25,743 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:41:25,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:41:25,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:41:25,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:41:25,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:25,751 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:41:25,751 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 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) [2021-07-10 07:41:25,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:25,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:26,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:26,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:41:26,080 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 07:41:26,080 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:41:26,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:41:26,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1431232447, now seen corresponding path program 1 times [2021-07-10 07:41:26,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:41:26,081 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069575383] [2021-07-10 07:41:26,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:41:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:41:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:41:26,252 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:41:26,252 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069575383] [2021-07-10 07:41:26,252 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069575383] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:41:26,252 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:41:26,252 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:41:26,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120807624] [2021-07-10 07:41:26,253 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:41:26,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:41:26,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:41:26,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:41:26,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:26,255 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:41:26,255 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2021-07-10 07:41:26,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:26,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:41:26,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:26,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:26,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:41:26,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:26,561 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 07:41:26,561 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:41:26,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:41:26,562 INFO L82 PathProgramCache]: Analyzing trace with hash 720189865, now seen corresponding path program 2 times [2021-07-10 07:41:26,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:41:26,562 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129561543] [2021-07-10 07:41:26,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:41:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:41:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:41:26,696 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:41:26,696 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129561543] [2021-07-10 07:41:26,696 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129561543] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:41:26,696 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:41:26,696 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 07:41:26,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162693561] [2021-07-10 07:41:26,697 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 07:41:26,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:41:26,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 07:41:26,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 07:41:26,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:26,698 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:41:26,698 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 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) [2021-07-10 07:41:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:41:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:27,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:27,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:27,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:41:27,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:41:27,084 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 07:41:27,084 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:41:27,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:41:27,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1835621844, now seen corresponding path program 1 times [2021-07-10 07:41:27,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:41:27,085 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230431196] [2021-07-10 07:41:27,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:41:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:41:27,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:41:27,260 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:41:27,260 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230431196] [2021-07-10 07:41:27,260 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230431196] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:41:27,260 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:41:27,260 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:41:27,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327320051] [2021-07-10 07:41:27,261 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:41:27,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:41:27,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:41:27,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:41:27,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:27,262 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:41:27,262 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 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) [2021-07-10 07:41:27,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:27,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:27,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:41:27,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:41:27,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:27,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:27,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:27,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:41:27,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:41:27,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:41:27,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 07:41:27,454 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 07:41:27,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 07:41:27 BasicIcfg [2021-07-10 07:41:27,456 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 07:41:27,457 INFO L168 Benchmark]: Toolchain (without parser) took 3641.34 ms. Allocated memory was 255.9 MB in the beginning and 321.9 MB in the end (delta: 66.1 MB). Free memory was 219.1 MB in the beginning and 242.3 MB in the end (delta: -23.1 MB). Peak memory consumption was 43.8 MB. Max. memory is 8.0 GB. [2021-07-10 07:41:27,457 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 255.9 MB. Free memory is still 236.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 07:41:27,457 INFO L168 Benchmark]: CACSL2BoogieTranslator took 500.24 ms. Allocated memory is still 255.9 MB. Free memory was 218.9 MB in the beginning and 229.5 MB in the end (delta: -10.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-10 07:41:27,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.40 ms. Allocated memory is still 255.9 MB. Free memory was 229.5 MB in the beginning and 227.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:41:27,458 INFO L168 Benchmark]: Boogie Preprocessor took 20.13 ms. Allocated memory is still 255.9 MB. Free memory was 227.4 MB in the beginning and 226.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 07:41:27,458 INFO L168 Benchmark]: RCFGBuilder took 430.37 ms. Allocated memory is still 255.9 MB. Free memory was 226.2 MB in the beginning and 201.8 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:41:27,459 INFO L168 Benchmark]: TraceAbstraction took 2646.69 ms. Allocated memory was 255.9 MB in the beginning and 321.9 MB in the end (delta: 66.1 MB). Free memory was 201.8 MB in the beginning and 242.3 MB in the end (delta: -40.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:41:27,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 255.9 MB. Free memory is still 236.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 500.24 ms. Allocated memory is still 255.9 MB. Free memory was 218.9 MB in the beginning and 229.5 MB in the end (delta: -10.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 35.40 ms. Allocated memory is still 255.9 MB. Free memory was 229.5 MB in the beginning and 227.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 20.13 ms. Allocated memory is still 255.9 MB. Free memory was 227.4 MB in the beginning and 226.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 430.37 ms. Allocated memory is still 255.9 MB. Free memory was 226.2 MB in the beginning and 201.8 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2646.69 ms. Allocated memory was 255.9 MB in the beginning and 321.9 MB in the end (delta: 66.1 MB). Free memory was 201.8 MB in the beginning and 242.3 MB in the end (delta: -40.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10117, positive: 9811, positive conditional: 5296, positive unconditional: 4515, negative: 306, negative conditional: 251, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10063, positive: 9811, positive conditional: 5296, positive unconditional: 4515, negative: 252, negative conditional: 197, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10063, positive: 9617, positive conditional: 0, positive unconditional: 9617, negative: 446, negative conditional: 0, negative unconditional: 446, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1100, positive: 1076, positive conditional: 0, positive unconditional: 1076, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1100, positive: 1070, positive conditional: 0, positive unconditional: 1070, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 40, negative conditional: 16, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 89, positive conditional: 63, positive unconditional: 27, negative: 103, negative conditional: 25, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10063, positive: 8541, positive conditional: 0, positive unconditional: 8541, negative: 422, negative conditional: 0, negative unconditional: 422, unknown: 1100, unknown conditional: 0, unknown unconditional: 1100] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1098, Positive conditional cache size: 22, Positive unconditional cache size: 1076, Negative cache size: 40, Negative conditional cache size: 16, Negative unconditional cache size: 24, SemanticConditionEliminator.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 40, negative conditional: 16, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 89, positive conditional: 63, positive unconditional: 27, negative: 103, negative conditional: 25, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1389, positive: 172, positive conditional: 172, positive unconditional: 0, negative: 1179, negative conditional: 59, negative unconditional: 1120, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1098, Positive conditional cache size: 22, Positive unconditional cache size: 1076, Negative cache size: 40, Negative conditional cache size: 16, Negative unconditional cache size: 24, Eliminated conditions: 1082, SemanticConditionEliminator.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 40, negative conditional: 16, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 89, positive conditional: 63, positive unconditional: 27, negative: 103, negative conditional: 25, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1389, positive: 172, positive conditional: 172, positive unconditional: 0, negative: 1179, negative conditional: 59, negative unconditional: 1120, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1098, Positive conditional cache size: 22, Positive unconditional cache size: 1076, Negative cache size: 40, Negative conditional cache size: 16, Negative unconditional cache size: 24, Eliminated conditions: 1082, SemanticConditionEliminator.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 40, negative conditional: 16, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 89, positive conditional: 63, positive unconditional: 27, negative: 103, negative conditional: 25, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1389, positive: 172, positive conditional: 172, positive unconditional: 0, negative: 1179, negative conditional: 59, negative unconditional: 1120, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1098, Positive conditional cache size: 22, Positive unconditional cache size: 1076, Negative cache size: 40, Negative conditional cache size: 16, Negative unconditional cache size: 24, Eliminated conditions: 1082, SemanticConditionEliminator.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 40, negative conditional: 16, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 89, positive conditional: 63, positive unconditional: 27, negative: 103, negative conditional: 25, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1389, positive: 172, positive conditional: 172, positive unconditional: 0, negative: 1179, negative conditional: 59, negative unconditional: 1120, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1098, Positive conditional cache size: 22, Positive unconditional cache size: 1076, Negative cache size: 40, Negative conditional cache size: 16, Negative unconditional cache size: 24, Eliminated conditions: 1082, SemanticConditionEliminator.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 40, negative conditional: 16, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 89, positive conditional: 63, positive unconditional: 27, negative: 103, negative conditional: 25, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1389, positive: 172, positive conditional: 172, positive unconditional: 0, negative: 1179, negative conditional: 59, negative unconditional: 1120, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1098, Positive conditional cache size: 22, Positive unconditional cache size: 1076, Negative cache size: 40, Negative conditional cache size: 16, Negative unconditional cache size: 24, Eliminated conditions: 1082 ], Maximal queried relation: 5, Independence queries for same thread: 54 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 222, Number of persistent set computation: 320, Number of trivial persistent sets: 72, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10117, positive: 9811, positive conditional: 5296, positive unconditional: 4515, negative: 306, negative conditional: 251, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10063, positive: 9811, positive conditional: 5296, positive unconditional: 4515, negative: 252, negative conditional: 197, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10063, positive: 9617, positive conditional: 0, positive unconditional: 9617, negative: 446, negative conditional: 0, negative unconditional: 446, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1100, positive: 1076, positive conditional: 0, positive unconditional: 1076, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1100, positive: 1070, positive conditional: 0, positive unconditional: 1070, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 40, negative conditional: 16, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 89, positive conditional: 63, positive unconditional: 27, negative: 103, negative conditional: 25, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10063, positive: 8541, positive conditional: 0, positive unconditional: 8541, negative: 422, negative conditional: 0, negative unconditional: 422, unknown: 1100, unknown conditional: 0, unknown unconditional: 1100] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1098, Positive conditional cache size: 22, Positive unconditional cache size: 1076, Negative cache size: 40, Negative conditional cache size: 16, Negative unconditional cache size: 24, SemanticConditionEliminator.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 40, negative conditional: 16, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 89, positive conditional: 63, positive unconditional: 27, negative: 103, negative conditional: 25, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1389, positive: 172, positive conditional: 172, positive unconditional: 0, negative: 1179, negative conditional: 59, negative unconditional: 1120, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1098, Positive conditional cache size: 22, Positive unconditional cache size: 1076, Negative cache size: 40, Negative conditional cache size: 16, Negative unconditional cache size: 24, Eliminated conditions: 1082, SemanticConditionEliminator.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 40, negative conditional: 16, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 89, positive conditional: 63, positive unconditional: 27, negative: 103, negative conditional: 25, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1389, positive: 172, positive conditional: 172, positive unconditional: 0, negative: 1179, negative conditional: 59, negative unconditional: 1120, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1098, Positive conditional cache size: 22, Positive unconditional cache size: 1076, Negative cache size: 40, Negative conditional cache size: 16, Negative unconditional cache size: 24, Eliminated conditions: 1082, SemanticConditionEliminator.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 40, negative conditional: 16, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 89, positive conditional: 63, positive unconditional: 27, negative: 103, negative conditional: 25, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1389, positive: 172, positive conditional: 172, positive unconditional: 0, negative: 1179, negative conditional: 59, negative unconditional: 1120, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1098, Positive conditional cache size: 22, Positive unconditional cache size: 1076, Negative cache size: 40, Negative conditional cache size: 16, Negative unconditional cache size: 24, Eliminated conditions: 1082, SemanticConditionEliminator.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 40, negative conditional: 16, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 89, positive conditional: 63, positive unconditional: 27, negative: 103, negative conditional: 25, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1389, positive: 172, positive conditional: 172, positive unconditional: 0, negative: 1179, negative conditional: 59, negative unconditional: 1120, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1098, Positive conditional cache size: 22, Positive unconditional cache size: 1076, Negative cache size: 40, Negative conditional cache size: 16, Negative unconditional cache size: 24, Eliminated conditions: 1082, SemanticConditionEliminator.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1389, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 1195, negative conditional: 75, negative unconditional: 1120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 40, negative conditional: 16, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 89, positive conditional: 63, positive unconditional: 27, negative: 103, negative conditional: 25, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1389, positive: 172, positive conditional: 172, positive unconditional: 0, negative: 1179, negative conditional: 59, negative unconditional: 1120, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1098, Positive conditional cache size: 22, Positive unconditional cache size: 1076, Negative cache size: 40, Negative conditional cache size: 16, Negative unconditional cache size: 24, Eliminated conditions: 1082 ], Maximal queried relation: 5, Independence queries for same thread: 54 - 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, 104 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2511.9ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 20.6ms, PartialOrderReductionTime: 1392.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 51, 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: 23.2ms SsaConstructionTime, 146.6ms SatisfiabilityAnalysisTime, 720.6ms InterpolantComputationTime, 276 NumberOfCodeBlocks, 276 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 271 ConstructedInterpolants, 0 QuantifiedInterpolants, 703 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...