/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-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe015_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 02:13:16,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 02:13:16,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 02:13:16,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 02:13:16,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 02:13:16,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 02:13:16,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 02:13:16,946 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-NewStatesSleep-NoLbe-Random42.epf [2021-06-14 02:13:16,978 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 02:13:16,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 02:13:16,979 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 02:13:16,979 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 02:13:16,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 02:13:16,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 02:13:16,981 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 02:13:16,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 02:13:16,982 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 02:13:16,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 02:13:16,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 02:13:16,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 02:13:16,983 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 02:13:16,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 02:13:16,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 02:13:16,984 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 02:13:16,984 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 02:13:16,984 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 02:13:16,984 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 02:13:16,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 02:13:16,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 02:13:16,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 02:13:16,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 02:13:16,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 02:13:16,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 02:13:16,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 02:13:16,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 02:13:16,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 02:13:16,985 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-14 02:13:16,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 02:13:16,986 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 02:13:16,986 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 02:13:16,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 02:13:16,986 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-14 02:13:16,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-14 02:13:16,987 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 02:13:17,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 02:13:17,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 02:13:17,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 02:13:17,348 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 02:13:17,349 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 02:13:17,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe015_pso.opt.i [2021-06-14 02:13:17,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f33a39167/0740b18139e14d4ba7e691f97ad621ff/FLAG79e0d4f85 [2021-06-14 02:13:17,939 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 02:13:17,939 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_pso.opt.i [2021-06-14 02:13:17,955 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f33a39167/0740b18139e14d4ba7e691f97ad621ff/FLAG79e0d4f85 [2021-06-14 02:13:18,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f33a39167/0740b18139e14d4ba7e691f97ad621ff [2021-06-14 02:13:18,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 02:13:18,389 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 02:13:18,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 02:13:18,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 02:13:18,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 02:13:18,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:13:18" (1/1) ... [2021-06-14 02:13:18,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54af512f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18, skipping insertion in model container [2021-06-14 02:13:18,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:13:18" (1/1) ... [2021-06-14 02:13:18,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 02:13:18,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 02:13:18,635 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_pso.opt.i[949,962] [2021-06-14 02:13:18,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 02:13:18,747 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 02:13:18,756 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_pso.opt.i[949,962] [2021-06-14 02:13:18,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 02:13:18,838 INFO L208 MainTranslator]: Completed translation [2021-06-14 02:13:18,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18 WrapperNode [2021-06-14 02:13:18,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 02:13:18,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 02:13:18,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 02:13:18,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 02:13:18,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18" (1/1) ... [2021-06-14 02:13:18,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18" (1/1) ... [2021-06-14 02:13:18,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 02:13:18,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 02:13:18,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 02:13:18,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 02:13:18,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18" (1/1) ... [2021-06-14 02:13:18,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18" (1/1) ... [2021-06-14 02:13:18,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18" (1/1) ... [2021-06-14 02:13:18,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18" (1/1) ... [2021-06-14 02:13:18,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18" (1/1) ... [2021-06-14 02:13:18,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18" (1/1) ... [2021-06-14 02:13:18,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18" (1/1) ... [2021-06-14 02:13:18,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 02:13:18,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 02:13:18,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 02:13:18,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 02:13:18,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 02:13:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 02:13:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 02:13:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 02:13:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 02:13:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 02:13:18,963 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 02:13:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 02:13:18,963 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 02:13:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-14 02:13:18,963 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-14 02:13:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 02:13:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 02:13:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 02:13:18,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 02:13:18,965 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 02:13:19,413 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 02:13:19,414 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 02:13:19,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 02:13:19 BoogieIcfgContainer [2021-06-14 02:13:19,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 02:13:19,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 02:13:19,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 02:13:19,421 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 02:13:19,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 02:13:18" (1/3) ... [2021-06-14 02:13:19,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bbb9365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 02:13:19, skipping insertion in model container [2021-06-14 02:13:19,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:13:18" (2/3) ... [2021-06-14 02:13:19,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bbb9365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 02:13:19, skipping insertion in model container [2021-06-14 02:13:19,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 02:13:19" (3/3) ... [2021-06-14 02:13:19,424 INFO L111 eAbstractionObserver]: Analyzing ICFG safe015_pso.opt.i [2021-06-14 02:13:19,430 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 02:13:19,430 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 02:13:19,431 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 02:13:19,431 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 02:13:19,467 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,467 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,467 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,467 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,467 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,468 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,468 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,468 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,468 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,468 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,468 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,469 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,469 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,469 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,470 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,471 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,472 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,472 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,479 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,479 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,479 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,480 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,480 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,480 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,481 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,481 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,481 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,481 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,481 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,481 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,483 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,484 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,484 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,484 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,489 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,489 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,491 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,491 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 02:13:19,495 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 02:13:19,514 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 02:13:19,565 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 02:13:19,566 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 02:13:19,566 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 02:13:19,566 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 02:13:19,566 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 02:13:19,566 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 02:13:19,566 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 02:13:19,566 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 02:13:19,658 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 02:13:19,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 02:13:19,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1825994329, now seen corresponding path program 1 times [2021-06-14 02:13:19,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 02:13:19,671 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917301162] [2021-06-14 02:13:19,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 02:13:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 02:13:19,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 02:13:19,916 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 02:13:19,916 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917301162] [2021-06-14 02:13:19,916 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917301162] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 02:13:19,917 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 02:13:19,917 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 02:13:19,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776737801] [2021-06-14 02:13:19,921 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 02:13:19,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 02:13:19,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 02:13:19,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 02:13:19,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:19,934 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 02:13:19,936 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 02:13:19,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:19,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:19,949 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 02:13:19,949 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 02:13:19,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 02:13:19,949 INFO L82 PathProgramCache]: Analyzing trace with hash 1615431792, now seen corresponding path program 1 times [2021-06-14 02:13:19,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 02:13:19,950 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157095009] [2021-06-14 02:13:19,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 02:13:19,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 02:13:20,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 02:13:20,191 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 02:13:20,192 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157095009] [2021-06-14 02:13:20,193 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157095009] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 02:13:20,193 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 02:13:20,193 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-14 02:13:20,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354059193] [2021-06-14 02:13:20,194 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-14 02:13:20,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 02:13:20,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-14 02:13:20,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-14 02:13:20,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:20,196 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 02:13:20,196 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 02:13:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:20,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:20,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 02:13:20,339 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 02:13:20,339 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 02:13:20,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 02:13:20,339 INFO L82 PathProgramCache]: Analyzing trace with hash 1493371586, now seen corresponding path program 2 times [2021-06-14 02:13:20,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 02:13:20,353 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324575413] [2021-06-14 02:13:20,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 02:13:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 02:13:20,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 02:13:20,516 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 02:13:20,516 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324575413] [2021-06-14 02:13:20,516 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324575413] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 02:13:20,516 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 02:13:20,516 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 02:13:20,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154348142] [2021-06-14 02:13:20,517 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 02:13:20,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 02:13:20,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 02:13:20,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-14 02:13:20,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:20,518 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 02:13:20,518 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 02:13:20,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:20,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 02:13:20,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:21,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:21,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 02:13:21,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 02:13:21,431 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 02:13:21,431 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 02:13:21,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 02:13:21,432 INFO L82 PathProgramCache]: Analyzing trace with hash -490132088, now seen corresponding path program 3 times [2021-06-14 02:13:21,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 02:13:21,433 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603597806] [2021-06-14 02:13:21,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 02:13:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 02:13:21,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 02:13:21,600 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 02:13:21,600 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603597806] [2021-06-14 02:13:21,600 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603597806] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 02:13:21,600 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 02:13:21,601 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 02:13:21,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681971530] [2021-06-14 02:13:21,601 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 02:13:21,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 02:13:21,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 02:13:21,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 02:13:21,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:21,602 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 02:13:21,602 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 02:13:21,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:21,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 02:13:21,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 02:13:21,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 02:13:22,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 02:13:22,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 02:13:22,309 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 02:13:22,309 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 02:13:22,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 02:13:22,310 INFO L82 PathProgramCache]: Analyzing trace with hash -899974692, now seen corresponding path program 4 times [2021-06-14 02:13:22,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 02:13:22,310 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907698573] [2021-06-14 02:13:22,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 02:13:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 02:13:22,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 02:13:22,464 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 02:13:22,464 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907698573] [2021-06-14 02:13:22,465 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907698573] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 02:13:22,465 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 02:13:22,465 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 02:13:22,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177516162] [2021-06-14 02:13:22,465 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 02:13:22,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 02:13:22,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 02:13:22,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-14 02:13:22,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:22,466 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 02:13:22,466 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 02:13:22,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:22,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 02:13:22,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 02:13:22,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 02:13:22,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 02:13:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 02:13:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 02:13:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 02:13:23,424 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 02:13:23,424 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 02:13:23,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 02:13:23,424 INFO L82 PathProgramCache]: Analyzing trace with hash -764282578, now seen corresponding path program 5 times [2021-06-14 02:13:23,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 02:13:23,425 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108475617] [2021-06-14 02:13:23,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 02:13:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 02:13:23,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 02:13:23,581 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 02:13:23,581 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108475617] [2021-06-14 02:13:23,581 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108475617] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 02:13:23,582 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 02:13:23,582 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 02:13:23,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122893059] [2021-06-14 02:13:23,582 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 02:13:23,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 02:13:23,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 02:13:23,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-14 02:13:23,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:23,585 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 02:13:23,586 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 02:13:23,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:23,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 02:13:23,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 02:13:23,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 02:13:23,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 02:13:23,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:24,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 02:13:24,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 02:13:24,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 02:13:24,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 02:13:24,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 02:13:24,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 02:13:24,762 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-14 02:13:24,780 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 02:13:24,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 02:13:24 BasicIcfg [2021-06-14 02:13:24,782 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 02:13:24,782 INFO L168 Benchmark]: Toolchain (without parser) took 6393.09 ms. Allocated memory was 186.6 MB in the beginning and 573.6 MB in the end (delta: 386.9 MB). Free memory was 149.9 MB in the beginning and 368.4 MB in the end (delta: -218.4 MB). Peak memory consumption was 233.8 MB. Max. memory is 8.0 GB. [2021-06-14 02:13:24,783 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 186.6 MB. Free memory is still 168.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 02:13:24,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 447.62 ms. Allocated memory is still 186.6 MB. Free memory was 149.7 MB in the beginning and 147.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-14 02:13:24,783 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.24 ms. Allocated memory is still 186.6 MB. Free memory was 147.8 MB in the beginning and 145.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 02:13:24,783 INFO L168 Benchmark]: Boogie Preprocessor took 19.13 ms. Allocated memory is still 186.6 MB. Free memory was 145.7 MB in the beginning and 144.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 02:13:24,784 INFO L168 Benchmark]: RCFGBuilder took 524.61 ms. Allocated memory is still 186.6 MB. Free memory was 144.1 MB in the beginning and 120.5 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-14 02:13:24,785 INFO L168 Benchmark]: TraceAbstraction took 5363.37 ms. Allocated memory was 186.6 MB in the beginning and 573.6 MB in the end (delta: 386.9 MB). Free memory was 120.0 MB in the beginning and 368.4 MB in the end (delta: -248.4 MB). Peak memory consumption was 203.6 MB. Max. memory is 8.0 GB. [2021-06-14 02:13:24,788 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 186.6 MB. Free memory is still 168.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 447.62 ms. Allocated memory is still 186.6 MB. Free memory was 149.7 MB in the beginning and 147.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 32.24 ms. Allocated memory is still 186.6 MB. Free memory was 147.8 MB in the beginning and 145.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 19.13 ms. Allocated memory is still 186.6 MB. Free memory was 145.7 MB in the beginning and 144.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 524.61 ms. Allocated memory is still 186.6 MB. Free memory was 144.1 MB in the beginning and 120.5 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5363.37 ms. Allocated memory was 186.6 MB in the beginning and 573.6 MB in the end (delta: 386.9 MB). Free memory was 120.0 MB in the beginning and 368.4 MB in the end (delta: -248.4 MB). Peak memory consumption was 203.6 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: 124881, positive: 120593, positive conditional: 120593, positive unconditional: 0, negative: 4288, negative conditional: 4288, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 121528, positive: 120593, positive conditional: 120593, positive unconditional: 0, negative: 935, negative conditional: 935, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 121528, positive: 119760, positive conditional: 0, positive unconditional: 119760, negative: 1768, negative conditional: 0, negative unconditional: 1768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 736, positive: 721, positive conditional: 0, positive unconditional: 721, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 736, positive: 715, positive conditional: 0, positive unconditional: 715, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 34, negative conditional: 19, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 27, positive conditional: 15, positive unconditional: 12, negative: 87, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 121528, positive: 119039, positive conditional: 0, positive unconditional: 119039, negative: 1753, negative conditional: 0, negative unconditional: 1753, unknown: 736, unknown conditional: 0, unknown unconditional: 736] , Statistics on independence cache: Total cache size (in pairs): 766, Positive cache size: 732, Positive conditional cache size: 11, Positive unconditional cache size: 721, Negative cache size: 34, Negative conditional cache size: 19, Negative unconditional cache size: 15, SemanticConditionEliminator.Independence Queries: [ total: 7034, positive: 833, positive conditional: 833, positive unconditional: 0, negative: 6201, negative conditional: 747, negative unconditional: 5454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7034, positive: 833, positive conditional: 833, positive unconditional: 0, negative: 6201, negative conditional: 747, negative unconditional: 5454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 34, negative conditional: 19, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 27, positive conditional: 15, positive unconditional: 12, negative: 87, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7034, positive: 822, positive conditional: 822, positive unconditional: 0, negative: 6182, negative conditional: 728, negative unconditional: 5454, unknown: 30, unknown conditional: 30, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 766, Positive cache size: 732, Positive conditional cache size: 11, Positive unconditional cache size: 721, Negative cache size: 34, Negative conditional cache size: 19, Negative unconditional cache size: 15, Eliminated conditions: 5454, SemanticConditionEliminator.Independence Queries: [ total: 7034, positive: 833, positive conditional: 833, positive unconditional: 0, negative: 6201, negative conditional: 747, negative unconditional: 5454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7034, positive: 833, positive conditional: 833, positive unconditional: 0, negative: 6201, negative conditional: 747, negative unconditional: 5454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 34, negative conditional: 19, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 27, positive conditional: 15, positive unconditional: 12, negative: 87, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7034, positive: 822, positive conditional: 822, positive unconditional: 0, negative: 6182, negative conditional: 728, negative unconditional: 5454, unknown: 30, unknown conditional: 30, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 766, Positive cache size: 732, Positive conditional cache size: 11, Positive unconditional cache size: 721, Negative cache size: 34, Negative conditional cache size: 19, Negative unconditional cache size: 15, Eliminated conditions: 5454, SemanticConditionEliminator.Independence Queries: [ total: 7034, positive: 833, positive conditional: 833, positive unconditional: 0, negative: 6201, negative conditional: 747, negative unconditional: 5454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7034, positive: 833, positive conditional: 833, positive unconditional: 0, negative: 6201, negative conditional: 747, negative unconditional: 5454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 34, negative conditional: 19, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 27, positive conditional: 15, positive unconditional: 12, negative: 87, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7034, positive: 822, positive conditional: 822, positive unconditional: 0, negative: 6182, negative conditional: 728, negative unconditional: 5454, unknown: 30, unknown conditional: 30, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 766, Positive cache size: 732, Positive conditional cache size: 11, Positive unconditional cache size: 721, Negative cache size: 34, Negative conditional cache size: 19, Negative unconditional cache size: 15, Eliminated conditions: 5454, SemanticConditionEliminator.Independence Queries: [ total: 7034, positive: 833, positive conditional: 833, positive unconditional: 0, negative: 6201, negative conditional: 747, negative unconditional: 5454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7034, positive: 833, positive conditional: 833, positive unconditional: 0, negative: 6201, negative conditional: 747, negative unconditional: 5454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 34, negative conditional: 19, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 27, positive conditional: 15, positive unconditional: 12, negative: 87, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7034, positive: 822, positive conditional: 822, positive unconditional: 0, negative: 6182, negative conditional: 728, negative unconditional: 5454, unknown: 30, unknown conditional: 30, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 766, Positive cache size: 732, Positive conditional cache size: 11, Positive unconditional cache size: 721, Negative cache size: 34, Negative conditional cache size: 19, Negative unconditional cache size: 15, Eliminated conditions: 5454, SemanticConditionEliminator.Independence Queries: [ total: 7034, positive: 833, positive conditional: 833, positive unconditional: 0, negative: 6201, negative conditional: 747, negative unconditional: 5454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7034, positive: 833, positive conditional: 833, positive unconditional: 0, negative: 6201, negative conditional: 747, negative unconditional: 5454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 34, negative conditional: 19, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 27, positive conditional: 15, positive unconditional: 12, negative: 87, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7034, positive: 822, positive conditional: 822, positive unconditional: 0, negative: 6182, negative conditional: 728, negative unconditional: 5454, unknown: 30, unknown conditional: 30, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 766, Positive cache size: 732, Positive conditional cache size: 11, Positive unconditional cache size: 721, Negative cache size: 34, Negative conditional cache size: 19, Negative unconditional cache size: 15, Eliminated conditions: 5454, SemanticConditionEliminator.Independence Queries: [ total: 7034, positive: 833, positive conditional: 833, positive unconditional: 0, negative: 6201, negative conditional: 747, negative unconditional: 5454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7034, positive: 833, positive conditional: 833, positive unconditional: 0, negative: 6201, negative conditional: 747, negative unconditional: 5454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 34, negative conditional: 19, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 27, positive conditional: 15, positive unconditional: 12, negative: 87, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7034, positive: 822, positive conditional: 822, positive unconditional: 0, negative: 6182, negative conditional: 728, negative unconditional: 5454, unknown: 30, unknown conditional: 30, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 766, Positive cache size: 732, Positive conditional cache size: 11, Positive unconditional cache size: 721, Negative cache size: 34, Negative conditional cache size: 19, Negative unconditional cache size: 15, Eliminated conditions: 5454 ], Maximal queried relation: 6, Independence queries for same thread: 3353 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 106 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5242.2ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.1ms, PartialOrderReductionTime: 3973.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 54, 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: 34.3ms SsaConstructionTime, 187.0ms SatisfiabilityAnalysisTime, 791.9ms InterpolantComputationTime, 397 NumberOfCodeBlocks, 397 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 391 ConstructedInterpolants, 0 QuantifiedInterpolants, 1294 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...