/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe004_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 18:25:45,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 18:25:45,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 18:25:45,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 18:25:45,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 18:25:45,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 18:25:45,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 18:25:45,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-14 18:25:45,879 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 18:25:45,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 18:25:45,880 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 18:25:45,880 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 18:25:45,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 18:25:45,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 18:25:45,883 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 18:25:45,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 18:25:45,883 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 18:25:45,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 18:25:45,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 18:25:45,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 18:25:45,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 18:25:45,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 18:25:45,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 18:25:45,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 18:25:45,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 18:25:45,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 18:25:45,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 18:25:45,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 18:25:45,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 18:25:45,886 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 18:25:45,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 18:25:45,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 18:25:45,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 18:25:45,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 18:25:45,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 18:25:45,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 18:25:45,887 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-14 18:25:45,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 18:25:45,887 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 18:25:45,887 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 18:25:45,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 18:25:45,887 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 18:25:45,888 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 18:25:46,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 18:25:46,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 18:25:46,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 18:25:46,222 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 18:25:46,223 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 18:25:46,224 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe004_tso.opt.i [2021-06-14 18:25:46,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58192bde6/a43950aac4fb4fcf93e81d959e219e5e/FLAGa15011673 [2021-06-14 18:25:46,827 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 18:25:46,828 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe004_tso.opt.i [2021-06-14 18:25:46,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58192bde6/a43950aac4fb4fcf93e81d959e219e5e/FLAGa15011673 [2021-06-14 18:25:47,267 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58192bde6/a43950aac4fb4fcf93e81d959e219e5e [2021-06-14 18:25:47,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 18:25:47,270 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 18:25:47,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 18:25:47,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 18:25:47,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 18:25:47,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 06:25:47" (1/1) ... [2021-06-14 18:25:47,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78955a3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47, skipping insertion in model container [2021-06-14 18:25:47,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 06:25:47" (1/1) ... [2021-06-14 18:25:47,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 18:25:47,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 18:25:47,510 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/safe004_tso.opt.i[949,962] [2021-06-14 18:25:47,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 18:25:47,697 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 18:25:47,706 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/safe004_tso.opt.i[949,962] [2021-06-14 18:25:47,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 18:25:47,787 INFO L208 MainTranslator]: Completed translation [2021-06-14 18:25:47,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47 WrapperNode [2021-06-14 18:25:47,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 18:25:47,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 18:25:47,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 18:25:47,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 18:25:47,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47" (1/1) ... [2021-06-14 18:25:47,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47" (1/1) ... [2021-06-14 18:25:47,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 18:25:47,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 18:25:47,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 18:25:47,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 18:25:47,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47" (1/1) ... [2021-06-14 18:25:47,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47" (1/1) ... [2021-06-14 18:25:47,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47" (1/1) ... [2021-06-14 18:25:47,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47" (1/1) ... [2021-06-14 18:25:47,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47" (1/1) ... [2021-06-14 18:25:47,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47" (1/1) ... [2021-06-14 18:25:47,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47" (1/1) ... [2021-06-14 18:25:47,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 18:25:47,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 18:25:47,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 18:25:47,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 18:25:47,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47" (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 18:25:47,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 18:25:47,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 18:25:47,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 18:25:47,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 18:25:47,938 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 18:25:47,938 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 18:25:47,939 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 18:25:47,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 18:25:47,939 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-14 18:25:47,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-14 18:25:47,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 18:25:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 18:25:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 18:25:47,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 18:25:47,944 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 18:25:48,367 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 18:25:48,368 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 18:25:48,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:25:48 BoogieIcfgContainer [2021-06-14 18:25:48,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 18:25:48,371 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 18:25:48,371 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 18:25:48,373 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 18:25:48,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 06:25:47" (1/3) ... [2021-06-14 18:25:48,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d7e5b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:25:48, skipping insertion in model container [2021-06-14 18:25:48,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:25:47" (2/3) ... [2021-06-14 18:25:48,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d7e5b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:25:48, skipping insertion in model container [2021-06-14 18:25:48,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:25:48" (3/3) ... [2021-06-14 18:25:48,376 INFO L111 eAbstractionObserver]: Analyzing ICFG safe004_tso.opt.i [2021-06-14 18:25:48,380 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 18:25:48,380 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 18:25:48,380 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 18:25:48,381 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 18:25:48,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,402 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,403 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,403 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,403 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,405 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,405 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,405 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,406 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,406 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,406 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,406 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,406 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,407 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,407 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,407 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,407 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,407 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,407 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,408 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,408 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,408 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,408 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,408 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,408 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,410 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,411 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,411 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,411 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,415 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,415 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,416 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,417 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:25:48,418 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 18:25:48,436 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 18:25:48,475 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 18:25:48,475 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 18:25:48,475 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 18:25:48,475 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 18:25:48,475 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 18:25:48,475 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 18:25:48,475 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 18:25:48,475 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 18:25:48,630 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:25:48,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:25:48,635 INFO L82 PathProgramCache]: Analyzing trace with hash 1901562764, now seen corresponding path program 1 times [2021-06-14 18:25:48,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:25:48,640 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836820359] [2021-06-14 18:25:48,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:25:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:25:48,878 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 18:25:48,879 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:25:48,879 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836820359] [2021-06-14 18:25:48,880 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836820359] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:25:48,880 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:25:48,880 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 18:25:48,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44201399] [2021-06-14 18:25:48,884 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 18:25:48,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:25:48,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 18:25:48,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 18:25:48,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:48,896 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:25:48,898 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 18:25:48,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:48,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:48,935 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 18:25:48,935 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:25:48,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:25:48,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1068172096, now seen corresponding path program 1 times [2021-06-14 18:25:48,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:25:48,936 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349108593] [2021-06-14 18:25:48,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:25:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:25:49,138 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 18:25:49,138 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:25:49,138 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349108593] [2021-06-14 18:25:49,138 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349108593] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:25:49,138 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:25:49,139 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-14 18:25:49,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575638809] [2021-06-14 18:25:49,142 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-14 18:25:49,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:25:49,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-14 18:25:49,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-14 18:25:49,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:49,144 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:25:49,144 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 18:25:49,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:49,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:49,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:49,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:25:49,517 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 18:25:49,517 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:25:49,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:25:49,518 INFO L82 PathProgramCache]: Analyzing trace with hash 804073412, now seen corresponding path program 2 times [2021-06-14 18:25:49,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:25:49,518 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458187412] [2021-06-14 18:25:49,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:25:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:25:49,778 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 18:25:49,779 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:25:49,779 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458187412] [2021-06-14 18:25:49,779 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458187412] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:25:49,779 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:25:49,779 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:25:49,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354973911] [2021-06-14 18:25:49,780 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:25:49,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:25:49,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:25:49,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:25:49,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:49,781 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:25:49,781 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 18:25:49,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:49,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:25:49,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:25:50,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 18:25:50,231 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 18:25:50,231 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:25:50,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:25:50,233 INFO L82 PathProgramCache]: Analyzing trace with hash 477615525, now seen corresponding path program 1 times [2021-06-14 18:25:50,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:25:50,233 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489851427] [2021-06-14 18:25:50,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:25:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:25:50,422 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 18:25:50,422 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:25:50,422 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489851427] [2021-06-14 18:25:50,422 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489851427] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:25:50,423 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:25:50,423 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:25:50,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289474531] [2021-06-14 18:25:50,424 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:25:50,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:25:50,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:25:50,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:25:50,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:50,425 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:25:50,426 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 18:25:50,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:50,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:25:50,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 18:25:50,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:52,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:52,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:25:52,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 18:25:52,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 18:25:52,077 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 18:25:52,078 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:25:52,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:25:52,078 INFO L82 PathProgramCache]: Analyzing trace with hash -1551961968, now seen corresponding path program 3 times [2021-06-14 18:25:52,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:25:52,079 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434946887] [2021-06-14 18:25:52,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:25:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:25:52,187 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 18:25:52,188 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:25:52,188 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434946887] [2021-06-14 18:25:52,188 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434946887] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:25:52,188 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:25:52,188 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 18:25:52,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399814132] [2021-06-14 18:25:52,189 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 18:25:52,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:25:52,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 18:25:52,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-14 18:25:52,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:52,190 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:25:52,190 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 18:25:52,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:52,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:25:52,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 18:25:52,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 18:25:52,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:53,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:25:53,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:25:53,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 18:25:53,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 18:25:53,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 18:25:53,309 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 18:25:53,318 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 18:25:53,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 06:25:53 BasicIcfg [2021-06-14 18:25:53,320 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 18:25:53,321 INFO L168 Benchmark]: Toolchain (without parser) took 6050.55 ms. Allocated memory was 194.0 MB in the beginning and 333.4 MB in the end (delta: 139.5 MB). Free memory was 156.6 MB in the beginning and 242.2 MB in the end (delta: -85.6 MB). Peak memory consumption was 212.7 MB. Max. memory is 8.0 GB. [2021-06-14 18:25:53,321 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 194.0 MB. Free memory is still 174.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 18:25:53,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 514.98 ms. Allocated memory is still 194.0 MB. Free memory was 156.4 MB in the beginning and 155.8 MB in the end (delta: 617.3 kB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-14 18:25:53,322 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.71 ms. Allocated memory is still 194.0 MB. Free memory was 155.8 MB in the beginning and 154.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 18:25:53,322 INFO L168 Benchmark]: Boogie Preprocessor took 29.73 ms. Allocated memory is still 194.0 MB. Free memory was 154.2 MB in the beginning and 152.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 18:25:53,322 INFO L168 Benchmark]: RCFGBuilder took 495.93 ms. Allocated memory is still 194.0 MB. Free memory was 152.6 MB in the beginning and 129.0 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-14 18:25:53,323 INFO L168 Benchmark]: TraceAbstraction took 4949.29 ms. Allocated memory was 194.0 MB in the beginning and 333.4 MB in the end (delta: 139.5 MB). Free memory was 128.5 MB in the beginning and 242.2 MB in the end (delta: -113.7 MB). Peak memory consumption was 184.6 MB. Max. memory is 8.0 GB. [2021-06-14 18:25:53,325 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 194.0 MB. Free memory is still 174.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 514.98 ms. Allocated memory is still 194.0 MB. Free memory was 156.4 MB in the beginning and 155.8 MB in the end (delta: 617.3 kB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 53.71 ms. Allocated memory is still 194.0 MB. Free memory was 155.8 MB in the beginning and 154.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 29.73 ms. Allocated memory is still 194.0 MB. Free memory was 154.2 MB in the beginning and 152.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 495.93 ms. Allocated memory is still 194.0 MB. Free memory was 152.6 MB in the beginning and 129.0 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4949.29 ms. Allocated memory was 194.0 MB in the beginning and 333.4 MB in the end (delta: 139.5 MB). Free memory was 128.5 MB in the beginning and 242.2 MB in the end (delta: -113.7 MB). Peak memory consumption was 184.6 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: 49713, positive: 47319, positive conditional: 40233, positive unconditional: 7086, negative: 2394, negative conditional: 2267, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 47897, positive: 47319, positive conditional: 40233, positive unconditional: 7086, negative: 578, negative conditional: 451, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 47897, positive: 46750, positive conditional: 0, positive unconditional: 46750, negative: 1147, negative conditional: 0, negative unconditional: 1147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1169, positive: 1146, positive conditional: 0, positive unconditional: 1146, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1169, positive: 1140, positive conditional: 0, positive unconditional: 1140, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 45, negative conditional: 22, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, positive: 52, positive conditional: 40, positive unconditional: 12, negative: 97, negative conditional: 31, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 47897, positive: 45604, positive conditional: 0, positive unconditional: 45604, negative: 1124, negative conditional: 0, negative unconditional: 1124, unknown: 1169, unknown conditional: 0, unknown unconditional: 1169] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1168, Positive conditional cache size: 22, Positive unconditional cache size: 1146, Negative cache size: 45, Negative conditional cache size: 22, Negative unconditional cache size: 23, SemanticConditionEliminator.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 45, negative conditional: 22, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, positive: 52, positive conditional: 40, positive unconditional: 12, negative: 97, negative conditional: 31, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4518, positive: 547, positive conditional: 547, positive unconditional: 0, negative: 3927, negative conditional: 236, negative unconditional: 3691, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1168, Positive conditional cache size: 22, Positive unconditional cache size: 1146, Negative cache size: 45, Negative conditional cache size: 22, Negative unconditional cache size: 23, Eliminated conditions: 3302, SemanticConditionEliminator.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 45, negative conditional: 22, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, positive: 52, positive conditional: 40, positive unconditional: 12, negative: 97, negative conditional: 31, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4518, positive: 547, positive conditional: 547, positive unconditional: 0, negative: 3927, negative conditional: 236, negative unconditional: 3691, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1168, Positive conditional cache size: 22, Positive unconditional cache size: 1146, Negative cache size: 45, Negative conditional cache size: 22, Negative unconditional cache size: 23, Eliminated conditions: 3302, SemanticConditionEliminator.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 45, negative conditional: 22, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, positive: 52, positive conditional: 40, positive unconditional: 12, negative: 97, negative conditional: 31, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4518, positive: 547, positive conditional: 547, positive unconditional: 0, negative: 3927, negative conditional: 236, negative unconditional: 3691, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1168, Positive conditional cache size: 22, Positive unconditional cache size: 1146, Negative cache size: 45, Negative conditional cache size: 22, Negative unconditional cache size: 23, Eliminated conditions: 3302, SemanticConditionEliminator.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 45, negative conditional: 22, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, positive: 52, positive conditional: 40, positive unconditional: 12, negative: 97, negative conditional: 31, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4518, positive: 547, positive conditional: 547, positive unconditional: 0, negative: 3927, negative conditional: 236, negative unconditional: 3691, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1168, Positive conditional cache size: 22, Positive unconditional cache size: 1146, Negative cache size: 45, Negative conditional cache size: 22, Negative unconditional cache size: 23, Eliminated conditions: 3302, SemanticConditionEliminator.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 45, negative conditional: 22, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, positive: 52, positive conditional: 40, positive unconditional: 12, negative: 97, negative conditional: 31, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4518, positive: 547, positive conditional: 547, positive unconditional: 0, negative: 3927, negative conditional: 236, negative unconditional: 3691, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1168, Positive conditional cache size: 22, Positive unconditional cache size: 1146, Negative cache size: 45, Negative conditional cache size: 22, Negative unconditional cache size: 23, Eliminated conditions: 3302 ], Maximal queried relation: 5, Independence queries for same thread: 1816 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1363, Number of persistent set computation: 26299, Number of trivial persistent sets: 23648, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 49713, positive: 47319, positive conditional: 40233, positive unconditional: 7086, negative: 2394, negative conditional: 2267, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 47897, positive: 47319, positive conditional: 40233, positive unconditional: 7086, negative: 578, negative conditional: 451, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 47897, positive: 46750, positive conditional: 0, positive unconditional: 46750, negative: 1147, negative conditional: 0, negative unconditional: 1147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1169, positive: 1146, positive conditional: 0, positive unconditional: 1146, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1169, positive: 1140, positive conditional: 0, positive unconditional: 1140, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 45, negative conditional: 22, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, positive: 52, positive conditional: 40, positive unconditional: 12, negative: 97, negative conditional: 31, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 47897, positive: 45604, positive conditional: 0, positive unconditional: 45604, negative: 1124, negative conditional: 0, negative unconditional: 1124, unknown: 1169, unknown conditional: 0, unknown unconditional: 1169] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1168, Positive conditional cache size: 22, Positive unconditional cache size: 1146, Negative cache size: 45, Negative conditional cache size: 22, Negative unconditional cache size: 23, SemanticConditionEliminator.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 45, negative conditional: 22, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, positive: 52, positive conditional: 40, positive unconditional: 12, negative: 97, negative conditional: 31, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4518, positive: 547, positive conditional: 547, positive unconditional: 0, negative: 3927, negative conditional: 236, negative unconditional: 3691, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1168, Positive conditional cache size: 22, Positive unconditional cache size: 1146, Negative cache size: 45, Negative conditional cache size: 22, Negative unconditional cache size: 23, Eliminated conditions: 3302, SemanticConditionEliminator.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 45, negative conditional: 22, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, positive: 52, positive conditional: 40, positive unconditional: 12, negative: 97, negative conditional: 31, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4518, positive: 547, positive conditional: 547, positive unconditional: 0, negative: 3927, negative conditional: 236, negative unconditional: 3691, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1168, Positive conditional cache size: 22, Positive unconditional cache size: 1146, Negative cache size: 45, Negative conditional cache size: 22, Negative unconditional cache size: 23, Eliminated conditions: 3302, SemanticConditionEliminator.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 45, negative conditional: 22, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, positive: 52, positive conditional: 40, positive unconditional: 12, negative: 97, negative conditional: 31, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4518, positive: 547, positive conditional: 547, positive unconditional: 0, negative: 3927, negative conditional: 236, negative unconditional: 3691, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1168, Positive conditional cache size: 22, Positive unconditional cache size: 1146, Negative cache size: 45, Negative conditional cache size: 22, Negative unconditional cache size: 23, Eliminated conditions: 3302, SemanticConditionEliminator.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 45, negative conditional: 22, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, positive: 52, positive conditional: 40, positive unconditional: 12, negative: 97, negative conditional: 31, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4518, positive: 547, positive conditional: 547, positive unconditional: 0, negative: 3927, negative conditional: 236, negative unconditional: 3691, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1168, Positive conditional cache size: 22, Positive unconditional cache size: 1146, Negative cache size: 45, Negative conditional cache size: 22, Negative unconditional cache size: 23, Eliminated conditions: 3302, SemanticConditionEliminator.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4518, positive: 569, positive conditional: 569, positive unconditional: 0, negative: 3949, negative conditional: 258, negative unconditional: 3691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 28, positive conditional: 22, positive unconditional: 6, negative: 45, negative conditional: 22, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, positive: 52, positive conditional: 40, positive unconditional: 12, negative: 97, negative conditional: 31, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4518, positive: 547, positive conditional: 547, positive unconditional: 0, negative: 3927, negative conditional: 236, negative unconditional: 3691, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1168, Positive conditional cache size: 22, Positive unconditional cache size: 1146, Negative cache size: 45, Negative conditional cache size: 22, Negative unconditional cache size: 23, Eliminated conditions: 3302 ], Maximal queried relation: 5, Independence queries for same thread: 1816 - 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: 4869.8ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.7ms, PartialOrderReductionTime: 3773.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 51, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 35.2ms SsaConstructionTime, 173.9ms SatisfiabilityAnalysisTime, 688.8ms InterpolantComputationTime, 330 NumberOfCodeBlocks, 330 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 325 ConstructedInterpolants, 0 QuantifiedInterpolants, 1183 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...