/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe021_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 07:43:29,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 07:43:29,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 07:43:29,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 07:43:29,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 07:43:29,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 07:43:29,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 07:43:29,167 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-10 07:43:29,207 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 07:43:29,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 07:43:29,208 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 07:43:29,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 07:43:29,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 07:43:29,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 07:43:29,210 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 07:43:29,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 07:43:29,210 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 07:43:29,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 07:43:29,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 07:43:29,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 07:43:29,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 07:43:29,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 07:43:29,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 07:43:29,212 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 07:43:29,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 07:43:29,212 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 07:43:29,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 07:43:29,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 07:43:29,213 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 07:43:29,213 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 07:43:29,213 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 07:43:29,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 07:43:29,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 07:43:29,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 07:43:29,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 07:43:29,214 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 07:43:29,214 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-10 07:43:29,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 07:43:29,214 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 07:43:29,214 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 07:43:29,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 07:43:29,215 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 07:43:29,215 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 07:43:29,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 07:43:29,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 07:43:29,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 07:43:29,539 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 07:43:29,541 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 07:43:29,542 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_tso.opt.i [2021-07-10 07:43:29,599 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab83bd17/ee906640f261461cadd7006546175628/FLAGe5bb38745 [2021-07-10 07:43:30,040 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 07:43:30,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_tso.opt.i [2021-07-10 07:43:30,062 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab83bd17/ee906640f261461cadd7006546175628/FLAGe5bb38745 [2021-07-10 07:43:30,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab83bd17/ee906640f261461cadd7006546175628 [2021-07-10 07:43:30,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 07:43:30,405 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 07:43:30,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 07:43:30,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 07:43:30,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 07:43:30,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:43:30" (1/1) ... [2021-07-10 07:43:30,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d090883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30, skipping insertion in model container [2021-07-10 07:43:30,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:43:30" (1/1) ... [2021-07-10 07:43:30,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 07:43:30,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 07:43:30,586 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/safe021_tso.opt.i[949,962] [2021-07-10 07:43:30,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:43:30,765 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 07:43:30,798 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/safe021_tso.opt.i[949,962] [2021-07-10 07:43:30,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:43:30,893 INFO L208 MainTranslator]: Completed translation [2021-07-10 07:43:30,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30 WrapperNode [2021-07-10 07:43:30,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 07:43:30,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 07:43:30,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 07:43:30,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 07:43:30,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30" (1/1) ... [2021-07-10 07:43:30,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30" (1/1) ... [2021-07-10 07:43:30,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 07:43:30,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 07:43:30,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 07:43:30,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 07:43:30,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30" (1/1) ... [2021-07-10 07:43:30,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30" (1/1) ... [2021-07-10 07:43:30,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30" (1/1) ... [2021-07-10 07:43:30,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30" (1/1) ... [2021-07-10 07:43:30,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30" (1/1) ... [2021-07-10 07:43:30,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30" (1/1) ... [2021-07-10 07:43:30,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30" (1/1) ... [2021-07-10 07:43:30,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 07:43:30,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 07:43:30,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 07:43:30,996 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 07:43:30,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 07:43:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 07:43:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 07:43:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 07:43:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 07:43:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 07:43:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 07:43:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 07:43:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 07:43:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 07:43:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 07:43:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 07:43:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 07:43:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 07:43:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 07:43:31,072 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 07:43:31,479 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 07:43:31,479 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 07:43:31,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:43:31 BoogieIcfgContainer [2021-07-10 07:43:31,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 07:43:31,485 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 07:43:31,485 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 07:43:31,488 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 07:43:31,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 07:43:30" (1/3) ... [2021-07-10 07:43:31,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759230a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:43:31, skipping insertion in model container [2021-07-10 07:43:31,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:43:30" (2/3) ... [2021-07-10 07:43:31,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759230a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:43:31, skipping insertion in model container [2021-07-10 07:43:31,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:43:31" (3/3) ... [2021-07-10 07:43:31,491 INFO L111 eAbstractionObserver]: Analyzing ICFG safe021_tso.opt.i [2021-07-10 07:43:31,495 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 07:43:31,496 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 07:43:31,496 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 07:43:31,496 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 07:43:31,529 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,530 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,530 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,530 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,530 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,530 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,531 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,531 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,531 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,531 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,531 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,532 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,532 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,532 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,536 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,537 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,543 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,543 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,543 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,543 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,544 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,544 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,544 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,545 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,546 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,546 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,546 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,546 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,548 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,548 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,549 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,549 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,554 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,555 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,555 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,555 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,557 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,557 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:43:31,562 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 07:43:31,582 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 07:43:31,667 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 07:43:31,667 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 07:43:31,667 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 07:43:31,667 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 07:43:31,667 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 07:43:31,667 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 07:43:31,667 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 07:43:31,668 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 07:43:31,892 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:43:31,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:43:31,897 INFO L82 PathProgramCache]: Analyzing trace with hash -2050235266, now seen corresponding path program 1 times [2021-07-10 07:43:31,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:43:31,906 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033219772] [2021-07-10 07:43:31,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:43:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:43:32,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:43:32,109 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:43:32,109 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033219772] [2021-07-10 07:43:32,109 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033219772] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:43:32,110 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:43:32,110 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 07:43:32,110 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153561468] [2021-07-10 07:43:32,114 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 07:43:32,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:43:32,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 07:43:32,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 07:43:32,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,127 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:43:32,129 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:43:32,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,145 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 07:43:32,145 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:43:32,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:43:32,145 INFO L82 PathProgramCache]: Analyzing trace with hash 100528934, now seen corresponding path program 1 times [2021-07-10 07:43:32,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:43:32,146 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788496490] [2021-07-10 07:43:32,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:43:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:43:32,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:43:32,379 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:43:32,379 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788496490] [2021-07-10 07:43:32,380 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788496490] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:43:32,380 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:43:32,380 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:43:32,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822965150] [2021-07-10 07:43:32,381 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:43:32,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:43:32,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:43:32,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:43:32,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,382 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:43:32,383 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:43:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:43:32,672 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 07:43:32,672 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:43:32,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:43:32,673 INFO L82 PathProgramCache]: Analyzing trace with hash -1956812512, now seen corresponding path program 1 times [2021-07-10 07:43:32,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:43:32,673 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433153800] [2021-07-10 07:43:32,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:43:32,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:43:32,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:43:32,808 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:43:32,808 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433153800] [2021-07-10 07:43:32,808 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433153800] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:43:32,809 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:43:32,809 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 07:43:32,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296376486] [2021-07-10 07:43:32,809 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 07:43:32,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:43:32,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 07:43:32,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 07:43:32,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,811 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:43:32,811 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 07:43:32,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:43:32,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:43:32,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 07:43:32,853 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 07:43:32,853 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:43:32,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:43:32,853 INFO L82 PathProgramCache]: Analyzing trace with hash 636863398, now seen corresponding path program 1 times [2021-07-10 07:43:32,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:43:32,854 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333725778] [2021-07-10 07:43:32,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:43:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:43:32,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:43:32,987 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:43:32,988 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333725778] [2021-07-10 07:43:32,988 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333725778] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:43:32,988 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:43:32,988 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 07:43:32,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600152163] [2021-07-10 07:43:32,989 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 07:43:32,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:43:32,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 07:43:32,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 07:43:32,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,990 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:43:32,990 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:43:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:43:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 07:43:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:33,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:33,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:43:33,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 07:43:33,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:43:33,253 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 07:43:33,253 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:43:33,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:43:33,254 INFO L82 PathProgramCache]: Analyzing trace with hash -1879678838, now seen corresponding path program 1 times [2021-07-10 07:43:33,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:43:33,254 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561190705] [2021-07-10 07:43:33,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:43:33,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:43:33,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:43:33,412 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:43:33,412 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561190705] [2021-07-10 07:43:33,412 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561190705] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:43:33,413 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:43:33,413 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:43:33,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377085516] [2021-07-10 07:43:33,414 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:43:33,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:43:33,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:43:33,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:43:33,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:33,416 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:43:33,416 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 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 07:43:33,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:33,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:43:33,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 07:43:33,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:43:33,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:33,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:33,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:43:33,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 07:43:33,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:43:33,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:43:33,608 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 07:43:33,609 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:43:33,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:43:33,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1711909438, now seen corresponding path program 1 times [2021-07-10 07:43:33,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:43:33,610 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409478574] [2021-07-10 07:43:33,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:43:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:43:33,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:43:33,698 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:43:33,698 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409478574] [2021-07-10 07:43:33,699 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409478574] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:43:33,699 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:43:33,699 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:43:33,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559024666] [2021-07-10 07:43:33,699 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:43:33,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:43:33,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:43:33,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:43:33,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:33,700 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:43:33,701 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 07:43:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:43:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 07:43:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:43:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:43:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:33,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:43:33,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:43:33,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 07:43:33,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:43:33,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:43:33,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:43:33,886 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 07:43:33,895 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 07:43:33,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 07:43:33 BasicIcfg [2021-07-10 07:43:33,897 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 07:43:33,898 INFO L168 Benchmark]: Toolchain (without parser) took 3492.36 ms. Allocated memory was 183.5 MB in the beginning and 238.0 MB in the end (delta: 54.5 MB). Free memory was 146.7 MB in the beginning and 94.3 MB in the end (delta: 52.4 MB). Peak memory consumption was 108.3 MB. Max. memory is 8.0 GB. [2021-07-10 07:43:33,898 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 183.5 MB. Free memory is still 164.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 07:43:33,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 488.15 ms. Allocated memory is still 183.5 MB. Free memory was 146.5 MB in the beginning and 158.9 MB in the end (delta: -12.4 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-07-10 07:43:33,899 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.19 ms. Allocated memory is still 183.5 MB. Free memory was 158.9 MB in the beginning and 156.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:43:33,899 INFO L168 Benchmark]: Boogie Preprocessor took 39.26 ms. Allocated memory is still 183.5 MB. Free memory was 156.8 MB in the beginning and 155.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 07:43:33,899 INFO L168 Benchmark]: RCFGBuilder took 486.71 ms. Allocated memory is still 183.5 MB. Free memory was 155.2 MB in the beginning and 131.6 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:43:33,900 INFO L168 Benchmark]: TraceAbstraction took 2411.96 ms. Allocated memory was 183.5 MB in the beginning and 238.0 MB in the end (delta: 54.5 MB). Free memory was 131.1 MB in the beginning and 94.3 MB in the end (delta: 36.8 MB). Peak memory consumption was 92.2 MB. Max. memory is 8.0 GB. [2021-07-10 07:43:33,901 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 183.5 MB. Free memory is still 164.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 488.15 ms. Allocated memory is still 183.5 MB. Free memory was 146.5 MB in the beginning and 158.9 MB in the end (delta: -12.4 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 59.19 ms. Allocated memory is still 183.5 MB. Free memory was 158.9 MB in the beginning and 156.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 39.26 ms. Allocated memory is still 183.5 MB. Free memory was 156.8 MB in the beginning and 155.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 486.71 ms. Allocated memory is still 183.5 MB. Free memory was 155.2 MB in the beginning and 131.6 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2411.96 ms. Allocated memory was 183.5 MB in the beginning and 238.0 MB in the end (delta: 54.5 MB). Free memory was 131.1 MB in the beginning and 94.3 MB in the end (delta: 36.8 MB). Peak memory consumption was 92.2 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: 10840, positive: 10611, positive conditional: 5788, positive unconditional: 4823, negative: 229, negative conditional: 181, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10781, positive: 10611, positive conditional: 5788, positive unconditional: 4823, negative: 170, negative conditional: 122, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10781, positive: 10403, positive conditional: 0, positive unconditional: 10403, negative: 378, negative conditional: 0, negative unconditional: 378, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1174, positive: 1152, positive conditional: 0, positive unconditional: 1152, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1174, positive: 1146, positive conditional: 0, positive unconditional: 1146, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10781, positive: 9251, positive conditional: 0, positive unconditional: 9251, negative: 356, negative conditional: 0, negative unconditional: 356, unknown: 1174, unknown conditional: 0, unknown unconditional: 1174] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, SemanticConditionEliminator.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1370, positive: 191, positive conditional: 191, positive unconditional: 0, negative: 1152, negative conditional: 27, negative unconditional: 1125, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1370, positive: 191, positive conditional: 191, positive unconditional: 0, negative: 1152, negative conditional: 27, negative unconditional: 1125, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1370, positive: 191, positive conditional: 191, positive unconditional: 0, negative: 1152, negative conditional: 27, negative unconditional: 1125, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1370, positive: 191, positive conditional: 191, positive unconditional: 0, negative: 1152, negative conditional: 27, negative unconditional: 1125, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1370, positive: 191, positive conditional: 191, positive unconditional: 0, negative: 1152, negative conditional: 27, negative unconditional: 1125, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1370, positive: 191, positive conditional: 191, positive unconditional: 0, negative: 1152, negative conditional: 27, negative unconditional: 1125, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, Eliminated conditions: 1077 ], Maximal queried relation: 6, Independence queries for same thread: 59 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 222, Number of persistent set computation: 327, Number of trivial persistent sets: 89, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10840, positive: 10611, positive conditional: 5788, positive unconditional: 4823, negative: 229, negative conditional: 181, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10781, positive: 10611, positive conditional: 5788, positive unconditional: 4823, negative: 170, negative conditional: 122, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10781, positive: 10403, positive conditional: 0, positive unconditional: 10403, negative: 378, negative conditional: 0, negative unconditional: 378, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1174, positive: 1152, positive conditional: 0, positive unconditional: 1152, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1174, positive: 1146, positive conditional: 0, positive unconditional: 1146, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10781, positive: 9251, positive conditional: 0, positive unconditional: 9251, negative: 356, negative conditional: 0, negative unconditional: 356, unknown: 1174, unknown conditional: 0, unknown unconditional: 1174] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, SemanticConditionEliminator.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1370, positive: 191, positive conditional: 191, positive unconditional: 0, negative: 1152, negative conditional: 27, negative unconditional: 1125, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1370, positive: 191, positive conditional: 191, positive unconditional: 0, negative: 1152, negative conditional: 27, negative unconditional: 1125, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1370, positive: 191, positive conditional: 191, positive unconditional: 0, negative: 1152, negative conditional: 27, negative unconditional: 1125, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1370, positive: 191, positive conditional: 191, positive unconditional: 0, negative: 1152, negative conditional: 27, negative unconditional: 1125, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1370, positive: 191, positive conditional: 191, positive unconditional: 0, negative: 1152, negative conditional: 27, negative unconditional: 1125, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1370, positive: 208, positive conditional: 208, positive unconditional: 0, negative: 1162, negative conditional: 37, negative unconditional: 1125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 53, positive conditional: 44, positive unconditional: 9, negative: 118, negative conditional: 16, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1370, positive: 191, positive conditional: 191, positive unconditional: 0, negative: 1152, negative conditional: 27, negative unconditional: 1125, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 17, Positive unconditional cache size: 1152, Negative cache size: 32, Negative conditional cache size: 10, Negative unconditional cache size: 22, Eliminated conditions: 1077 ], Maximal queried relation: 6, Independence queries for same thread: 59 - 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: 2283.3ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.2ms, PartialOrderReductionTime: 1189.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 43, 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: 17.2ms SsaConstructionTime, 161.7ms SatisfiabilityAnalysisTime, 676.1ms InterpolantComputationTime, 342 NumberOfCodeBlocks, 342 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 336 ConstructedInterpolants, 0 QuantifiedInterpolants, 744 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...