/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/safe035_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 07:45:19,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 07:45:19,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 07:45:19,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 07:45:19,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 07:45:19,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 07:45:19,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 07:45:19,446 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 07:45:19,466 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 07:45:19,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 07:45:19,467 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 07:45:19,467 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 07:45:19,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 07:45:19,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 07:45:19,469 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 07:45:19,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 07:45:19,469 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 07:45:19,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 07:45:19,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 07:45:19,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 07:45:19,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 07:45:19,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 07:45:19,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 07:45:19,471 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 07:45:19,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 07:45:19,471 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 07:45:19,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 07:45:19,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 07:45:19,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 07:45:19,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 07:45:19,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 07:45:19,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 07:45:19,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 07:45:19,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 07:45:19,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 07:45:19,472 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 07:45:19,472 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-10 07:45:19,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 07:45:19,472 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 07:45:19,472 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 07:45:19,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 07:45:19,473 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 07:45:19,473 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 07:45:19,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 07:45:19,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 07:45:19,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 07:45:19,763 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 07:45:19,764 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 07:45:19,764 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_pso.opt.i [2021-07-10 07:45:19,820 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c144455ba/deed88cdb40f4284902ea005ba2b89b1/FLAG799d594cb [2021-07-10 07:45:20,193 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 07:45:20,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_pso.opt.i [2021-07-10 07:45:20,208 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c144455ba/deed88cdb40f4284902ea005ba2b89b1/FLAG799d594cb [2021-07-10 07:45:20,566 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c144455ba/deed88cdb40f4284902ea005ba2b89b1 [2021-07-10 07:45:20,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 07:45:20,570 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 07:45:20,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 07:45:20,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 07:45:20,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 07:45:20,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:45:20" (1/1) ... [2021-07-10 07:45:20,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c698378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20, skipping insertion in model container [2021-07-10 07:45:20,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:45:20" (1/1) ... [2021-07-10 07:45:20,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 07:45:20,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 07:45:20,773 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_pso.opt.i[949,962] [2021-07-10 07:45:20,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:45:20,928 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 07:45:20,937 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_pso.opt.i[949,962] [2021-07-10 07:45:20,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:45:20,999 INFO L208 MainTranslator]: Completed translation [2021-07-10 07:45:20,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20 WrapperNode [2021-07-10 07:45:21,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 07:45:21,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 07:45:21,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 07:45:21,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 07:45:21,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20" (1/1) ... [2021-07-10 07:45:21,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20" (1/1) ... [2021-07-10 07:45:21,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 07:45:21,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 07:45:21,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 07:45:21,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 07:45:21,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20" (1/1) ... [2021-07-10 07:45:21,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20" (1/1) ... [2021-07-10 07:45:21,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20" (1/1) ... [2021-07-10 07:45:21,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20" (1/1) ... [2021-07-10 07:45:21,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20" (1/1) ... [2021-07-10 07:45:21,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20" (1/1) ... [2021-07-10 07:45:21,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20" (1/1) ... [2021-07-10 07:45:21,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 07:45:21,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 07:45:21,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 07:45:21,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 07:45:21,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20" (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 07:45:21,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 07:45:21,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 07:45:21,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 07:45:21,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 07:45:21,139 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 07:45:21,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 07:45:21,139 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 07:45:21,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 07:45:21,139 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 07:45:21,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 07:45:21,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 07:45:21,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 07:45:21,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 07:45:21,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 07:45:21,140 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 07:45:21,403 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 07:45:21,403 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 07:45:21,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:45:21 BoogieIcfgContainer [2021-07-10 07:45:21,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 07:45:21,406 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 07:45:21,406 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 07:45:21,408 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 07:45:21,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 07:45:20" (1/3) ... [2021-07-10 07:45:21,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bd0dcea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:45:21, skipping insertion in model container [2021-07-10 07:45:21,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:45:20" (2/3) ... [2021-07-10 07:45:21,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bd0dcea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:45:21, skipping insertion in model container [2021-07-10 07:45:21,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:45:21" (3/3) ... [2021-07-10 07:45:21,410 INFO L111 eAbstractionObserver]: Analyzing ICFG safe035_pso.opt.i [2021-07-10 07:45:21,413 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 07:45:21,413 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 07:45:21,414 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 07:45:21,414 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 07:45:21,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,440 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,440 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,441 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,441 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,444 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,444 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,444 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,444 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,445 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,446 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,451 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,451 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,452 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,452 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,454 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,455 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,455 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,455 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,459 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,460 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,462 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,462 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,465 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,465 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:45:21,468 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 07:45:21,483 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 07:45:21,521 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 07:45:21,521 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 07:45:21,521 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 07:45:21,521 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 07:45:21,521 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 07:45:21,522 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 07:45:21,522 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 07:45:21,522 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 07:45:21,736 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:45:21,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:45:21,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1266061089, now seen corresponding path program 1 times [2021-07-10 07:45:21,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:45:21,748 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63092183] [2021-07-10 07:45:21,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:45:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:45:21,923 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 07:45:21,924 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:45:21,924 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63092183] [2021-07-10 07:45:21,924 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63092183] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:45:21,924 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:45:21,924 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 07:45:21,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904824711] [2021-07-10 07:45:21,928 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 07:45:21,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:45:21,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 07:45:21,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 07:45:21,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:21,938 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:45:21,939 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 07:45:21,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:21,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:21,956 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 07:45:21,956 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:45:21,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:45:21,956 INFO L82 PathProgramCache]: Analyzing trace with hash 180392912, now seen corresponding path program 1 times [2021-07-10 07:45:21,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:45:21,957 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784573392] [2021-07-10 07:45:21,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:45:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:45:22,089 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 07:45:22,089 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:45:22,091 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784573392] [2021-07-10 07:45:22,092 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784573392] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:45:22,092 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:45:22,093 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 07:45:22,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424051862] [2021-07-10 07:45:22,095 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 07:45:22,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:45:22,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 07:45:22,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 07:45:22,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,105 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:45:22,105 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:45:22,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 07:45:22,238 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 07:45:22,238 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:45:22,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:45:22,238 INFO L82 PathProgramCache]: Analyzing trace with hash 281254817, now seen corresponding path program 1 times [2021-07-10 07:45:22,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:45:22,239 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478743468] [2021-07-10 07:45:22,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:45:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:45:22,334 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 07:45:22,334 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:45:22,334 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478743468] [2021-07-10 07:45:22,335 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478743468] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:45:22,335 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:45:22,335 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 07:45:22,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037432135] [2021-07-10 07:45:22,335 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 07:45:22,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:45:22,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 07:45:22,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 07:45:22,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,336 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:45:22,336 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:45:22,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 07:45:22,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:22,521 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 07:45:22,521 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:45:22,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:45:22,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1726814020, now seen corresponding path program 1 times [2021-07-10 07:45:22,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:45:22,523 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435545593] [2021-07-10 07:45:22,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:45:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:45:22,641 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 07:45:22,641 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:45:22,642 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435545593] [2021-07-10 07:45:22,642 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435545593] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:45:22,642 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:45:22,642 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:45:22,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235818645] [2021-07-10 07:45:22,643 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:45:22,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:45:22,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:45:22,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:45:22,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,644 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:45:22,644 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 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 07:45:22,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:22,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:22,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:22,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:22,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 07:45:22,728 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 07:45:22,728 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:45:22,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:45:22,729 INFO L82 PathProgramCache]: Analyzing trace with hash -36217858, now seen corresponding path program 1 times [2021-07-10 07:45:22,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:45:22,729 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354697921] [2021-07-10 07:45:22,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:45:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:45:22,859 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 07:45:22,859 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:45:22,859 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354697921] [2021-07-10 07:45:22,859 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354697921] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:45:22,859 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:45:22,859 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:45:22,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833986420] [2021-07-10 07:45:22,860 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:45:22,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:45:22,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:45:22,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:45:22,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,860 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:45:22,861 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 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 07:45:22,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:22,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:22,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:22,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 07:45:22,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:23,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:23,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:23,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:23,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 07:45:23,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:45:23,064 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 07:45:23,064 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:45:23,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:45:23,065 INFO L82 PathProgramCache]: Analyzing trace with hash -1555149448, now seen corresponding path program 2 times [2021-07-10 07:45:23,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:45:23,065 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604016646] [2021-07-10 07:45:23,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:45:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:45:23,172 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 07:45:23,173 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:45:23,173 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604016646] [2021-07-10 07:45:23,173 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604016646] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:45:23,173 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:45:23,173 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:45:23,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589499479] [2021-07-10 07:45:23,174 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:45:23,174 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:45:23,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:45:23,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:45:23,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:23,176 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:45:23,178 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 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 07:45:23,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:23,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:23,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:23,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 07:45:23,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:45:23,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:23,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:23,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:23,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:23,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 07:45:23,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:45:23,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:45:23,268 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 07:45:23,268 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:45:23,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:45:23,268 INFO L82 PathProgramCache]: Analyzing trace with hash 1892435988, now seen corresponding path program 1 times [2021-07-10 07:45:23,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:45:23,268 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745700410] [2021-07-10 07:45:23,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:45:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:45:23,366 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 07:45:23,367 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:45:23,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745700410] [2021-07-10 07:45:23,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745700410] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:45:23,376 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:45:23,376 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 07:45:23,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754046208] [2021-07-10 07:45:23,376 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 07:45:23,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:45:23,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 07:45:23,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 07:45:23,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:23,377 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:45:23,377 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 07:45:23,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:23,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:23,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:23,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 07:45:23,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:45:23,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:45:23,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:45:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:45:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:45:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:45:23,751 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-10 07:45:23,751 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:45:23,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:45:23,752 INFO L82 PathProgramCache]: Analyzing trace with hash 607875762, now seen corresponding path program 1 times [2021-07-10 07:45:23,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:45:23,752 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989083392] [2021-07-10 07:45:23,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:45:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:45:23,845 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 07:45:23,846 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:45:23,846 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989083392] [2021-07-10 07:45:23,846 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989083392] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:45:23,846 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:45:23,846 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:45:23,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593519704] [2021-07-10 07:45:23,846 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:45:23,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:45:23,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:45:23,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:45:23,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:23,849 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:45:23,849 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 07:45:23,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:23,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:23,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:23,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:45:23,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:45:23,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:45:23,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:45:23,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:24,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:24,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:24,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:24,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:45:24,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:45:24,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:45:24,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:45:24,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:45:24,031 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-10 07:45:24,031 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:45:24,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:45:24,032 INFO L82 PathProgramCache]: Analyzing trace with hash 170295594, now seen corresponding path program 1 times [2021-07-10 07:45:24,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:45:24,032 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321073964] [2021-07-10 07:45:24,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:45:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:45:24,122 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 07:45:24,122 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:45:24,123 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321073964] [2021-07-10 07:45:24,123 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321073964] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:45:24,123 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:45:24,123 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:45:24,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61055668] [2021-07-10 07:45:24,123 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:45:24,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:45:24,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:45:24,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:45:24,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:24,125 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:45:24,125 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 07:45:24,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:24,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:24,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:24,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:45:24,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:45:24,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:45:24,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:45:24,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:45:24,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:24,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:45:24,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:24,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:45:24,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:45:24,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:45:24,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:45:24,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:45:24,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:45:24,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:45:24,283 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-10 07:45:24,300 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 07:45:24,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 07:45:24 BasicIcfg [2021-07-10 07:45:24,301 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 07:45:24,302 INFO L168 Benchmark]: Toolchain (without parser) took 3732.04 ms. Allocated memory was 253.8 MB in the beginning and 323.0 MB in the end (delta: 69.2 MB). Free memory was 216.4 MB in the beginning and 178.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 108.3 MB. Max. memory is 8.0 GB. [2021-07-10 07:45:24,302 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 253.8 MB. Free memory is still 234.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 07:45:24,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.90 ms. Allocated memory is still 253.8 MB. Free memory was 216.3 MB in the beginning and 225.7 MB in the end (delta: -9.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-10 07:45:24,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.94 ms. Allocated memory is still 253.8 MB. Free memory was 225.7 MB in the beginning and 224.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 07:45:24,304 INFO L168 Benchmark]: Boogie Preprocessor took 30.50 ms. Allocated memory is still 253.8 MB. Free memory was 224.1 MB in the beginning and 222.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:45:24,304 INFO L168 Benchmark]: RCFGBuilder took 325.39 ms. Allocated memory is still 253.8 MB. Free memory was 222.5 MB in the beginning and 198.4 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:45:24,304 INFO L168 Benchmark]: TraceAbstraction took 2895.50 ms. Allocated memory was 253.8 MB in the beginning and 323.0 MB in the end (delta: 69.2 MB). Free memory was 197.9 MB in the beginning and 178.9 MB in the end (delta: 19.0 MB). Peak memory consumption was 89.8 MB. Max. memory is 8.0 GB. [2021-07-10 07:45:24,305 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 253.8 MB. Free memory is still 234.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 427.90 ms. Allocated memory is still 253.8 MB. Free memory was 216.3 MB in the beginning and 225.7 MB in the end (delta: -9.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 46.94 ms. Allocated memory is still 253.8 MB. Free memory was 225.7 MB in the beginning and 224.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 30.50 ms. Allocated memory is still 253.8 MB. Free memory was 224.1 MB in the beginning and 222.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 325.39 ms. Allocated memory is still 253.8 MB. Free memory was 222.5 MB in the beginning and 198.4 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2895.50 ms. Allocated memory was 253.8 MB in the beginning and 323.0 MB in the end (delta: 69.2 MB). Free memory was 197.9 MB in the beginning and 178.9 MB in the end (delta: 19.0 MB). Peak memory consumption was 89.8 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: 18424, positive: 17809, positive conditional: 12926, positive unconditional: 4883, negative: 615, negative conditional: 560, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 18297, positive: 17809, positive conditional: 12926, positive unconditional: 4883, negative: 488, negative conditional: 433, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 18297, positive: 17286, positive conditional: 0, positive unconditional: 17286, negative: 1011, negative conditional: 0, negative unconditional: 1011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1181, positive: 1153, positive conditional: 0, positive unconditional: 1153, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1181, positive: 1147, positive conditional: 0, positive unconditional: 1147, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18297, positive: 16133, positive conditional: 0, positive unconditional: 16133, negative: 983, negative conditional: 0, negative unconditional: 983, unknown: 1181, unknown conditional: 0, unknown unconditional: 1181] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774 ], Maximal queried relation: 9, Independence queries for same thread: 127 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 229, Number of persistent set computation: 366, Number of trivial persistent sets: 93, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18424, positive: 17809, positive conditional: 12926, positive unconditional: 4883, negative: 615, negative conditional: 560, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 18297, positive: 17809, positive conditional: 12926, positive unconditional: 4883, negative: 488, negative conditional: 433, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 18297, positive: 17286, positive conditional: 0, positive unconditional: 17286, negative: 1011, negative conditional: 0, negative unconditional: 1011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1181, positive: 1153, positive conditional: 0, positive unconditional: 1153, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1181, positive: 1147, positive conditional: 0, positive unconditional: 1147, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18297, positive: 16133, positive conditional: 0, positive unconditional: 16133, negative: 983, negative conditional: 0, negative unconditional: 983, unknown: 1181, unknown conditional: 0, unknown unconditional: 1181] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774, SemanticConditionEliminator.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5572, positive: 523, positive conditional: 523, positive unconditional: 0, negative: 5049, negative conditional: 200, negative unconditional: 4849, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 36, positive conditional: 30, positive unconditional: 6, negative: 63, negative conditional: 35, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 50, positive conditional: 40, positive unconditional: 10, negative: 166, negative conditional: 59, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5572, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 5014, negative conditional: 165, negative unconditional: 4849, unknown: 65, unknown conditional: 65, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1246, Positive cache size: 1183, Positive conditional cache size: 30, Positive unconditional cache size: 1153, Negative cache size: 63, Negative conditional cache size: 35, Negative unconditional cache size: 28, Eliminated conditions: 4774 ], Maximal queried relation: 9, Independence queries for same thread: 127 - 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: 2805.4ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.8ms, PartialOrderReductionTime: 1615.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 80, 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: 22.0ms SsaConstructionTime, 228.1ms SatisfiabilityAnalysisTime, 704.3ms InterpolantComputationTime, 511 NumberOfCodeBlocks, 511 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 502 ConstructedInterpolants, 0 QuantifiedInterpolants, 1026 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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...