/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 05:06:36,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 05:06:36,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 05:06:36,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 05:06:36,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 05:06:36,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 05:06:36,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 05:06:36,883 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.epf [2021-07-10 05:06:36,912 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 05:06:36,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 05:06:36,913 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 05:06:36,913 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 05:06:36,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 05:06:36,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 05:06:36,915 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 05:06:36,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 05:06:36,915 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 05:06:36,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 05:06:36,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 05:06:36,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 05:06:36,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 05:06:36,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 05:06:36,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 05:06:36,917 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 05:06:36,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 05:06:36,917 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 05:06:36,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 05:06:36,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 05:06:36,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 05:06:36,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 05:06:36,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 05:06:36,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 05:06:36,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 05:06:36,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 05:06:36,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 05:06:36,918 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 05:06:36,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 05:06:36,918 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 05:06:36,919 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 05:06:36,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 05:06:36,919 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 05:06:36,919 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 05:06:37,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 05:06:37,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 05:06:37,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 05:06:37,189 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 05:06:37,190 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 05:06:37,190 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_tso.opt.i [2021-07-10 05:06:37,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb3d6af68/daa1a7755b0b49509c6773e94e5b3654/FLAGdf0648d5d [2021-07-10 05:06:37,664 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 05:06:37,665 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_tso.opt.i [2021-07-10 05:06:37,675 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb3d6af68/daa1a7755b0b49509c6773e94e5b3654/FLAGdf0648d5d [2021-07-10 05:06:37,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb3d6af68/daa1a7755b0b49509c6773e94e5b3654 [2021-07-10 05:06:37,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 05:06:37,981 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 05:06:37,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 05:06:37,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 05:06:37,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 05:06:37,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 05:06:37" (1/1) ... [2021-07-10 05:06:37,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54adeda9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:37, skipping insertion in model container [2021-07-10 05:06:37,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 05:06:37" (1/1) ... [2021-07-10 05:06:37,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 05:06:38,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 05:06:38,124 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/safe035_tso.opt.i[949,962] [2021-07-10 05:06:38,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 05:06:38,267 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 05:06:38,279 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/safe035_tso.opt.i[949,962] [2021-07-10 05:06:38,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 05:06:38,322 INFO L208 MainTranslator]: Completed translation [2021-07-10 05:06:38,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:38 WrapperNode [2021-07-10 05:06:38,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 05:06:38,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 05:06:38,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 05:06:38,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 05:06:38,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:38" (1/1) ... [2021-07-10 05:06:38,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:38" (1/1) ... [2021-07-10 05:06:38,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 05:06:38,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 05:06:38,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 05:06:38,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 05:06:38,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:38" (1/1) ... [2021-07-10 05:06:38,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:38" (1/1) ... [2021-07-10 05:06:38,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:38" (1/1) ... [2021-07-10 05:06:38,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:38" (1/1) ... [2021-07-10 05:06:38,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:38" (1/1) ... [2021-07-10 05:06:38,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:38" (1/1) ... [2021-07-10 05:06:38,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:38" (1/1) ... [2021-07-10 05:06:38,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 05:06:38,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 05:06:38,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 05:06:38,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 05:06:38,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:38" (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 05:06:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 05:06:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 05:06:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 05:06:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 05:06:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 05:06:38,409 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 05:06:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 05:06:38,409 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 05:06:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 05:06:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 05:06:38,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 05:06:38,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 05:06:38,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 05:06:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 05:06:38,411 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 05:06:38,633 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 05:06:38,633 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 05:06:38,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 05:06:38 BoogieIcfgContainer [2021-07-10 05:06:38,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 05:06:38,636 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 05:06:38,636 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 05:06:38,638 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 05:06:38,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 05:06:37" (1/3) ... [2021-07-10 05:06:38,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1709f5c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 05:06:38, skipping insertion in model container [2021-07-10 05:06:38,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 05:06:38" (2/3) ... [2021-07-10 05:06:38,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1709f5c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 05:06:38, skipping insertion in model container [2021-07-10 05:06:38,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 05:06:38" (3/3) ... [2021-07-10 05:06:38,640 INFO L111 eAbstractionObserver]: Analyzing ICFG safe035_tso.opt.i [2021-07-10 05:06:38,644 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 05:06:38,644 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 05:06:38,644 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 05:06:38,646 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 05:06:38,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,676 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,676 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,676 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,676 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,678 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,679 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,679 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,680 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,680 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,680 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,681 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,684 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,684 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,684 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,684 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,685 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,685 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,685 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,685 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,685 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,686 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,686 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,686 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,686 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,687 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,687 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,687 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,689 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,689 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,689 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,689 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,694 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,694 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,694 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,694 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,696 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,696 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 05:06:38,700 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 05:06:38,716 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 05:06:38,776 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 05:06:38,777 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 05:06:38,777 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 05:06:38,777 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 05:06:38,777 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 05:06:38,777 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 05:06:38,777 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 05:06:38,777 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 05:06:38,918 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:06:38,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:06:38,921 INFO L82 PathProgramCache]: Analyzing trace with hash -1678579484, now seen corresponding path program 1 times [2021-07-10 05:06:38,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:06:38,927 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517266058] [2021-07-10 05:06:38,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:06:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:06:39,094 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 05:06:39,094 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:06:39,095 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517266058] [2021-07-10 05:06:39,095 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517266058] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:06:39,095 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:06:39,095 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 05:06:39,096 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231172339] [2021-07-10 05:06:39,098 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 05:06:39,098 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:06:39,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 05:06:39,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 05:06:39,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,108 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:06:39,109 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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 05:06:39,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,115 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 05:06:39,115 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:06:39,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:06:39,116 INFO L82 PathProgramCache]: Analyzing trace with hash -1593178653, now seen corresponding path program 1 times [2021-07-10 05:06:39,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:06:39,116 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762903935] [2021-07-10 05:06:39,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:06:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:06:39,291 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 05:06:39,291 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:06:39,292 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762903935] [2021-07-10 05:06:39,292 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762903935] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:06:39,292 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:06:39,292 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 05:06:39,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689042896] [2021-07-10 05:06:39,293 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 05:06:39,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:06:39,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 05:06:39,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 05:06:39,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,294 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:06:39,294 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 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 05:06:39,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:39,420 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 05:06:39,420 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:06:39,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:06:39,421 INFO L82 PathProgramCache]: Analyzing trace with hash -1032841346, now seen corresponding path program 1 times [2021-07-10 05:06:39,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:06:39,421 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047233120] [2021-07-10 05:06:39,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:06:39,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:06:39,576 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 05:06:39,576 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:06:39,576 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047233120] [2021-07-10 05:06:39,576 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047233120] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:06:39,577 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:06:39,577 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 05:06:39,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249817341] [2021-07-10 05:06:39,577 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 05:06:39,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:06:39,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 05:06:39,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 05:06:39,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,578 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:06:39,578 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 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 05:06:39,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:39,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:39,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:06:39,672 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 05:06:39,672 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:06:39,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:06:39,672 INFO L82 PathProgramCache]: Analyzing trace with hash 2063142685, now seen corresponding path program 1 times [2021-07-10 05:06:39,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:06:39,672 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012920046] [2021-07-10 05:06:39,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:06:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:06:39,736 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 05:06:39,736 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:06:39,737 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012920046] [2021-07-10 05:06:39,737 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012920046] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:06:39,737 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:06:39,737 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 05:06:39,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196323454] [2021-07-10 05:06:39,738 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 05:06:39,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:06:39,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 05:06:39,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 05:06:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,739 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:06:39,739 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 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 05:06:39,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:39,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:06:39,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:39,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 05:06:39,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:06:39,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:39,930 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 05:06:39,930 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:06:39,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:06:39,931 INFO L82 PathProgramCache]: Analyzing trace with hash 1377476547, now seen corresponding path program 2 times [2021-07-10 05:06:39,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:06:39,931 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237044587] [2021-07-10 05:06:39,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:06:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:06:40,006 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 05:06:40,006 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:06:40,006 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237044587] [2021-07-10 05:06:40,006 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237044587] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:06:40,006 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:06:40,007 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 05:06:40,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928131882] [2021-07-10 05:06:40,008 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 05:06:40,008 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:06:40,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 05:06:40,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-10 05:06:40,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:40,009 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:06:40,009 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 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 05:06:40,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:40,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 05:06:40,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:06:40,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:40,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:40,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:40,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 05:06:40,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:06:40,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:40,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 05:06:40,297 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 05:06:40,297 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 05:06:40,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:06:40,298 INFO L82 PathProgramCache]: Analyzing trace with hash -1595268182, now seen corresponding path program 1 times [2021-07-10 05:06:40,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:06:40,298 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792305155] [2021-07-10 05:06:40,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:06:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:06:40,405 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 05:06:40,406 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:06:40,406 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792305155] [2021-07-10 05:06:40,406 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792305155] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:06:40,406 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:06:40,406 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 05:06:40,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822834726] [2021-07-10 05:06:40,407 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 05:06:40,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:06:40,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 05:06:40,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 05:06:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:40,407 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:06:40,408 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 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 05:06:40,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:40,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 05:06:40,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:06:40,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:40,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 05:06:40,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:40,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:06:40,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 05:06:40,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:06:40,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 05:06:40,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 05:06:40,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:06:40,545 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 05:06:40,560 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 05:06:40,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 05:06:40 BasicIcfg [2021-07-10 05:06:40,562 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 05:06:40,562 INFO L168 Benchmark]: Toolchain (without parser) took 2581.65 ms. Allocated memory was 194.0 MB in the beginning and 250.6 MB in the end (delta: 56.6 MB). Free memory was 156.4 MB in the beginning and 100.9 MB in the end (delta: 55.5 MB). Peak memory consumption was 113.1 MB. Max. memory is 8.0 GB. [2021-07-10 05:06:40,563 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 194.0 MB. Free memory is still 174.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 05:06:40,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 340.07 ms. Allocated memory is still 194.0 MB. Free memory was 156.2 MB in the beginning and 166.9 MB in the end (delta: -10.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-10 05:06:40,563 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.62 ms. Allocated memory is still 194.0 MB. Free memory was 166.4 MB in the beginning and 164.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 05:06:40,563 INFO L168 Benchmark]: Boogie Preprocessor took 14.21 ms. Allocated memory is still 194.0 MB. Free memory was 164.8 MB in the beginning and 163.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 05:06:40,563 INFO L168 Benchmark]: RCFGBuilder took 273.21 ms. Allocated memory is still 194.0 MB. Free memory was 163.2 MB in the beginning and 139.6 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 05:06:40,564 INFO L168 Benchmark]: TraceAbstraction took 1925.96 ms. Allocated memory was 194.0 MB in the beginning and 250.6 MB in the end (delta: 56.6 MB). Free memory was 139.1 MB in the beginning and 100.9 MB in the end (delta: 38.2 MB). Peak memory consumption was 95.3 MB. Max. memory is 8.0 GB. [2021-07-10 05:06:40,565 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 194.0 MB. Free memory is still 174.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 340.07 ms. Allocated memory is still 194.0 MB. Free memory was 156.2 MB in the beginning and 166.9 MB in the end (delta: -10.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 23.62 ms. Allocated memory is still 194.0 MB. Free memory was 166.4 MB in the beginning and 164.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.21 ms. Allocated memory is still 194.0 MB. Free memory was 164.8 MB in the beginning and 163.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 273.21 ms. Allocated memory is still 194.0 MB. Free memory was 163.2 MB in the beginning and 139.6 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1925.96 ms. Allocated memory was 194.0 MB in the beginning and 250.6 MB in the end (delta: 56.6 MB). Free memory was 139.1 MB in the beginning and 100.9 MB in the end (delta: 38.2 MB). Peak memory consumption was 95.3 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: 10821, positive: 10632, positive conditional: 5667, positive unconditional: 4965, negative: 189, negative conditional: 143, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10776, positive: 10632, positive conditional: 5667, positive unconditional: 4965, negative: 144, negative conditional: 98, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10776, positive: 10431, positive conditional: 0, positive unconditional: 10431, negative: 345, negative conditional: 0, negative unconditional: 345, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1175, positive: 1147, positive conditional: 0, positive unconditional: 1147, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1175, positive: 1141, positive conditional: 0, positive unconditional: 1141, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10776, positive: 9284, positive conditional: 0, positive unconditional: 9284, negative: 317, negative conditional: 0, negative unconditional: 317, unknown: 1175, unknown conditional: 0, unknown unconditional: 1175] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1239, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 1028, negative conditional: 20, negative unconditional: 1008, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, Eliminated conditions: 920, SemanticConditionEliminator.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1239, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 1028, negative conditional: 20, negative unconditional: 1008, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, Eliminated conditions: 920, SemanticConditionEliminator.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1239, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 1028, negative conditional: 20, negative unconditional: 1008, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, Eliminated conditions: 920, SemanticConditionEliminator.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1239, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 1028, negative conditional: 20, negative unconditional: 1008, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, Eliminated conditions: 920, SemanticConditionEliminator.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1239, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 1028, negative conditional: 20, negative unconditional: 1008, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, Eliminated conditions: 920, SemanticConditionEliminator.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1239, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 1028, negative conditional: 20, negative unconditional: 1008, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, Eliminated conditions: 920 ], Maximal queried relation: 6, Independence queries for same thread: 45 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 183, Number of persistent set computation: 321, Number of trivial persistent sets: 99, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10821, positive: 10632, positive conditional: 5667, positive unconditional: 4965, negative: 189, negative conditional: 143, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10776, positive: 10632, positive conditional: 5667, positive unconditional: 4965, negative: 144, negative conditional: 98, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10776, positive: 10431, positive conditional: 0, positive unconditional: 10431, negative: 345, negative conditional: 0, negative unconditional: 345, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1175, positive: 1147, positive conditional: 0, positive unconditional: 1147, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1175, positive: 1141, positive conditional: 0, positive unconditional: 1141, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10776, positive: 9284, positive conditional: 0, positive unconditional: 9284, negative: 317, negative conditional: 0, negative unconditional: 317, unknown: 1175, unknown conditional: 0, unknown unconditional: 1175] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1239, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 1028, negative conditional: 20, negative unconditional: 1008, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, Eliminated conditions: 920, SemanticConditionEliminator.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1239, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 1028, negative conditional: 20, negative unconditional: 1008, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, Eliminated conditions: 920, SemanticConditionEliminator.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1239, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 1028, negative conditional: 20, negative unconditional: 1008, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, Eliminated conditions: 920, SemanticConditionEliminator.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1239, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 1028, negative conditional: 20, negative unconditional: 1008, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, Eliminated conditions: 920, SemanticConditionEliminator.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1239, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 1028, negative conditional: 20, negative unconditional: 1008, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, Eliminated conditions: 920, SemanticConditionEliminator.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, positive: 201, positive conditional: 201, positive unconditional: 0, negative: 1038, negative conditional: 30, negative unconditional: 1008, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 20, positive conditional: 14, positive unconditional: 6, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 31, positive conditional: 20, positive unconditional: 11, negative: 85, negative conditional: 10, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1239, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 1028, negative conditional: 20, negative unconditional: 1008, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1199, Positive cache size: 1161, Positive conditional cache size: 14, Positive unconditional cache size: 1147, Negative cache size: 38, Negative conditional cache size: 10, Negative unconditional cache size: 28, Eliminated conditions: 920 ], Maximal queried relation: 6, Independence queries for same thread: 45 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1824.2ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.6ms, PartialOrderReductionTime: 967.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 17.0ms SsaConstructionTime, 160.8ms SatisfiabilityAnalysisTime, 491.5ms InterpolantComputationTime, 337 NumberOfCodeBlocks, 337 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 331 ConstructedInterpolants, 0 QuantifiedInterpolants, 841 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...