/usr/bin/java -Xmx16000000000 -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-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/thin002_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-02 06:41:09,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-02 06:41:09,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-02 06:41:09,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-02 06:41:09,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-02 06:41:09,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-02 06:41:09,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-02 06:41:09,539 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-DelaySleepPersistent-NoLbe.epf [2021-06-02 06:41:09,562 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-02 06:41:09,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-02 06:41:09,563 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-02 06:41:09,563 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-02 06:41:09,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-02 06:41:09,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-02 06:41:09,564 INFO L138 SettingsManager]: * Use SBE=true [2021-06-02 06:41:09,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-02 06:41:09,565 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-02 06:41:09,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-02 06:41:09,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-02 06:41:09,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-02 06:41:09,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-02 06:41:09,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-02 06:41:09,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-02 06:41:09,566 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-02 06:41:09,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-02 06:41:09,567 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-02 06:41:09,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-02 06:41:09,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-02 06:41:09,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-02 06:41:09,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-02 06:41:09,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-02 06:41:09,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 06:41:09,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-02 06:41:09,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-02 06:41:09,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-02 06:41:09,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-02 06:41:09,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-02 06:41:09,569 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-02 06:41:09,569 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-02 06:41:09,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-02 06:41:09,570 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-06-02 06:41:09,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-02 06:41:09,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-02 06:41:09,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-02 06:41:09,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-02 06:41:09,912 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-02 06:41:09,912 INFO L275 PluginConnector]: CDTParser initialized [2021-06-02 06:41:09,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin002_pso.oepc.i [2021-06-02 06:41:09,980 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/100ac1ef3/6969a16480f54e049efd521c9ef5aa28/FLAG79a5e78b7 [2021-06-02 06:41:10,554 INFO L306 CDTParser]: Found 1 translation units. [2021-06-02 06:41:10,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_pso.oepc.i [2021-06-02 06:41:10,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/100ac1ef3/6969a16480f54e049efd521c9ef5aa28/FLAG79a5e78b7 [2021-06-02 06:41:10,959 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/100ac1ef3/6969a16480f54e049efd521c9ef5aa28 [2021-06-02 06:41:10,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-02 06:41:10,962 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-02 06:41:10,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-02 06:41:10,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-02 06:41:10,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-02 06:41:10,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 06:41:10" (1/1) ... [2021-06-02 06:41:10,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f4d9c7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:10, skipping insertion in model container [2021-06-02 06:41:10,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 06:41:10" (1/1) ... [2021-06-02 06:41:10,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-02 06:41:11,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-02 06:41:11,152 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/thin002_pso.oepc.i[950,963] [2021-06-02 06:41:11,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 06:41:11,333 INFO L203 MainTranslator]: Completed pre-run [2021-06-02 06:41:11,343 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/thin002_pso.oepc.i[950,963] [2021-06-02 06:41:11,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 06:41:11,424 INFO L208 MainTranslator]: Completed translation [2021-06-02 06:41:11,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:11 WrapperNode [2021-06-02 06:41:11,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-02 06:41:11,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-02 06:41:11,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-02 06:41:11,426 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-02 06:41:11,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:11" (1/1) ... [2021-06-02 06:41:11,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:11" (1/1) ... [2021-06-02 06:41:11,462 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-02 06:41:11,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-02 06:41:11,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-02 06:41:11,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-02 06:41:11,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:11" (1/1) ... [2021-06-02 06:41:11,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:11" (1/1) ... [2021-06-02 06:41:11,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:11" (1/1) ... [2021-06-02 06:41:11,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:11" (1/1) ... [2021-06-02 06:41:11,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:11" (1/1) ... [2021-06-02 06:41:11,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:11" (1/1) ... [2021-06-02 06:41:11,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:11" (1/1) ... [2021-06-02 06:41:11,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-02 06:41:11,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-02 06:41:11,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-02 06:41:11,485 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-02 06:41:11,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 06:41:11,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-02 06:41:11,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-02 06:41:11,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-02 06:41:11,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-02 06:41:11,543 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-02 06:41:11,543 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-02 06:41:11,544 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-02 06:41:11,544 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-02 06:41:11,544 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-02 06:41:11,544 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-02 06:41:11,544 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-02 06:41:11,544 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-02 06:41:11,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-02 06:41:11,544 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-02 06:41:11,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-02 06:41:11,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-02 06:41:11,546 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-02 06:41:11,936 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-02 06:41:11,936 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-02 06:41:11,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 06:41:11 BoogieIcfgContainer [2021-06-02 06:41:11,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-02 06:41:11,939 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-02 06:41:11,940 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-02 06:41:11,942 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-02 06:41:11,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.06 06:41:10" (1/3) ... [2021-06-02 06:41:11,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f203f9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 06:41:11, skipping insertion in model container [2021-06-02 06:41:11,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:11" (2/3) ... [2021-06-02 06:41:11,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f203f9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 06:41:11, skipping insertion in model container [2021-06-02 06:41:11,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 06:41:11" (3/3) ... [2021-06-02 06:41:11,945 INFO L111 eAbstractionObserver]: Analyzing ICFG thin002_pso.oepc.i [2021-06-02 06:41:11,949 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-02 06:41:11,950 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-02 06:41:11,950 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-02 06:41:11,950 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-02 06:41:11,992 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,992 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,993 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,993 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,993 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,993 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,993 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,993 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,994 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,995 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,995 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,995 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,995 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,995 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,995 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,995 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,997 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,997 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,997 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,997 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,998 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,998 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,998 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,998 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,998 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,999 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,999 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,999 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,999 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,999 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,999 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:11,999 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,000 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,000 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,000 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,000 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,002 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,002 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,002 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,002 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,007 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,007 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,007 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,007 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,009 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,009 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,009 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,010 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,011 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,011 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,012 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,012 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:12,013 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-02 06:41:12,034 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 06:41:12,092 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 06:41:12,092 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 06:41:12,093 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 06:41:12,093 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 06:41:12,093 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 06:41:12,093 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 06:41:12,094 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 06:41:12,094 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-02 06:41:12,417 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:41:12,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:41:12,422 INFO L82 PathProgramCache]: Analyzing trace with hash -190192830, now seen corresponding path program 1 times [2021-06-02 06:41:12,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:41:12,429 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742045588] [2021-06-02 06:41:12,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:41:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:41:12,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 06:41:12,779 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:41:12,780 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742045588] [2021-06-02 06:41:12,780 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742045588] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:41:12,780 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:41:12,781 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-02 06:41:12,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300189622] [2021-06-02 06:41:12,785 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-02 06:41:12,785 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:41:12,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-02 06:41:12,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-02 06:41:12,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:12,799 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:41:12,801 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) [2021-06-02 06:41:12,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:13,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:13,156 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-02 06:41:13,156 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:41:13,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:41:13,157 INFO L82 PathProgramCache]: Analyzing trace with hash 2115204084, now seen corresponding path program 1 times [2021-06-02 06:41:13,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:41:13,157 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010879343] [2021-06-02 06:41:13,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:41:13,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:41:13,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 06:41:13,286 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:41:13,286 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010879343] [2021-06-02 06:41:13,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010879343] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:41:13,286 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:41:13,287 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:41:13,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447325710] [2021-06-02 06:41:13,288 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:41:13,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:41:13,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:41:13,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:41:13,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:13,289 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:41:13,289 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 06:41:13,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:13,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:13,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:13,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:41:13,581 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-02 06:41:13,581 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:41:13,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:41:13,581 INFO L82 PathProgramCache]: Analyzing trace with hash 2098155678, now seen corresponding path program 1 times [2021-06-02 06:41:13,582 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:41:13,582 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361622209] [2021-06-02 06:41:13,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:41:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:41:13,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 06:41:13,698 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:41:13,698 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361622209] [2021-06-02 06:41:13,699 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361622209] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:41:13,699 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:41:13,699 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:41:13,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375322457] [2021-06-02 06:41:13,699 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:41:13,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:41:13,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:41:13,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:41:13,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:13,701 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:41:13,701 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 06:41:13,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:13,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:41:13,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:13,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:13,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:41:13,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:13,996 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-02 06:41:13,997 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:41:13,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:41:13,999 INFO L82 PathProgramCache]: Analyzing trace with hash 1248058156, now seen corresponding path program 1 times [2021-06-02 06:41:13,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:41:13,999 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436805921] [2021-06-02 06:41:14,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:41:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:41:14,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 06:41:14,169 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:41:14,169 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436805921] [2021-06-02 06:41:14,169 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436805921] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:41:14,170 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:41:14,170 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:41:14,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971010811] [2021-06-02 06:41:14,170 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:41:14,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:41:14,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:41:14,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:41:14,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:14,171 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:41:14,172 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 06:41:14,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:14,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:41:14,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:14,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:14,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:14,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:41:14,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:14,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:14,428 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-02 06:41:14,428 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:41:14,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:41:14,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1366177544, now seen corresponding path program 1 times [2021-06-02 06:41:14,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:41:14,429 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633198881] [2021-06-02 06:41:14,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:41:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:41:14,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 06:41:14,555 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:41:14,556 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633198881] [2021-06-02 06:41:14,556 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633198881] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:41:14,556 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:41:14,556 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:41:14,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325125543] [2021-06-02 06:41:14,556 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:41:14,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:41:14,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:41:14,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:41:14,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:14,559 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:41:14,559 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 06:41:14,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:14,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:41:14,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:14,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:14,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:22,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:22,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:41:22,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 06:41:22,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 06:41:22,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 06:41:22,240 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-02 06:41:22,249 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-02 06:41:22,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 06:41:22 BasicIcfg [2021-06-02 06:41:22,251 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-02 06:41:22,252 INFO L168 Benchmark]: Toolchain (without parser) took 11289.27 ms. Allocated memory was 354.4 MB in the beginning and 1.9 GB in the end (delta: 1.5 GB). Free memory was 316.6 MB in the beginning and 981.4 MB in the end (delta: -664.8 MB). Peak memory consumption was 1.2 GB. Max. memory is 16.0 GB. [2021-06-02 06:41:22,252 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 354.4 MB. Free memory was 334.9 MB in the beginning and 334.8 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 06:41:22,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 460.97 ms. Allocated memory is still 354.4 MB. Free memory was 316.4 MB in the beginning and 316.4 MB in the end (delta: 5.7 kB). Peak memory consumption was 6.8 MB. Max. memory is 16.0 GB. [2021-06-02 06:41:22,253 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.54 ms. Allocated memory is still 354.4 MB. Free memory was 315.3 MB in the beginning and 313.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 06:41:22,253 INFO L168 Benchmark]: Boogie Preprocessor took 20.93 ms. Allocated memory is still 354.4 MB. Free memory was 313.6 MB in the beginning and 312.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 06:41:22,253 INFO L168 Benchmark]: RCFGBuilder took 453.54 ms. Allocated memory is still 354.4 MB. Free memory was 312.2 MB in the beginning and 283.9 MB in the end (delta: 28.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-06-02 06:41:22,254 INFO L168 Benchmark]: TraceAbstraction took 10311.29 ms. Allocated memory was 354.4 MB in the beginning and 1.9 GB in the end (delta: 1.5 GB). Free memory was 283.9 MB in the beginning and 981.4 MB in the end (delta: -697.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. [2021-06-02 06:41:22,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 354.4 MB. Free memory was 334.9 MB in the beginning and 334.8 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 460.97 ms. Allocated memory is still 354.4 MB. Free memory was 316.4 MB in the beginning and 316.4 MB in the end (delta: 5.7 kB). Peak memory consumption was 6.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 36.54 ms. Allocated memory is still 354.4 MB. Free memory was 315.3 MB in the beginning and 313.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 20.93 ms. Allocated memory is still 354.4 MB. Free memory was 313.6 MB in the beginning and 312.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 453.54 ms. Allocated memory is still 354.4 MB. Free memory was 312.2 MB in the beginning and 283.9 MB in the end (delta: 28.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 10311.29 ms. Allocated memory was 354.4 MB in the beginning and 1.9 GB in the end (delta: 1.5 GB). Free memory was 283.9 MB in the beginning and 981.4 MB in the end (delta: -697.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 119023, positive: 115849, positive conditional: 115849, positive unconditional: 0, negative: 3174, negative conditional: 3174, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 117717, positive: 115849, positive conditional: 115849, positive unconditional: 0, negative: 1868, negative conditional: 1868, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 138086, positive: 135531, positive conditional: 0, positive unconditional: 135531, negative: 2555, negative conditional: 0, negative unconditional: 2555, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4621, positive: 4578, positive conditional: 0, positive unconditional: 4578, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4621, positive: 4539, positive conditional: 0, positive unconditional: 4539, negative: 82, negative conditional: 0, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 82, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 126, positive: 61, positive conditional: 22, positive unconditional: 39, negative: 65, negative conditional: 22, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 239, positive: 120, positive conditional: 34, positive unconditional: 86, negative: 119, negative conditional: 29, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 138086, positive: 130953, positive conditional: 0, positive unconditional: 130953, negative: 2512, negative conditional: 0, negative unconditional: 2512, unknown: 4621, unknown conditional: 0, unknown unconditional: 4621] , Statistics on independence cache: Total cache size (in pairs): 4665, Positive cache size: 4600, Positive conditional cache size: 22, Positive unconditional cache size: 4578, Negative cache size: 65, Negative conditional cache size: 22, Negative unconditional cache size: 43, SemanticConditionEliminator.Independence Queries: [ total: 9992, positive: 597, positive conditional: 597, positive unconditional: 0, negative: 9395, negative conditional: 742, negative unconditional: 8653, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9992, positive: 597, positive conditional: 597, positive unconditional: 0, negative: 9395, negative conditional: 742, negative unconditional: 8653, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 126, positive: 61, positive conditional: 22, positive unconditional: 39, negative: 65, negative conditional: 22, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 239, positive: 120, positive conditional: 34, positive unconditional: 86, negative: 119, negative conditional: 29, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9992, positive: 575, positive conditional: 575, positive unconditional: 0, negative: 9373, negative conditional: 720, negative unconditional: 8653, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4665, Positive cache size: 4600, Positive conditional cache size: 22, Positive unconditional cache size: 4578, Negative cache size: 65, Negative conditional cache size: 22, Negative unconditional cache size: 43, Eliminated conditions: 8653, SemanticConditionEliminator.Independence Queries: [ total: 9992, positive: 597, positive conditional: 597, positive unconditional: 0, negative: 9395, negative conditional: 742, negative unconditional: 8653, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9992, positive: 597, positive conditional: 597, positive unconditional: 0, negative: 9395, negative conditional: 742, negative unconditional: 8653, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 126, positive: 61, positive conditional: 22, positive unconditional: 39, negative: 65, negative conditional: 22, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 239, positive: 120, positive conditional: 34, positive unconditional: 86, negative: 119, negative conditional: 29, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9992, positive: 575, positive conditional: 575, positive unconditional: 0, negative: 9373, negative conditional: 720, negative unconditional: 8653, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4665, Positive cache size: 4600, Positive conditional cache size: 22, Positive unconditional cache size: 4578, Negative cache size: 65, Negative conditional cache size: 22, Negative unconditional cache size: 43, Eliminated conditions: 8653, SemanticConditionEliminator.Independence Queries: [ total: 9992, positive: 597, positive conditional: 597, positive unconditional: 0, negative: 9395, negative conditional: 742, negative unconditional: 8653, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9992, positive: 597, positive conditional: 597, positive unconditional: 0, negative: 9395, negative conditional: 742, negative unconditional: 8653, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 126, positive: 61, positive conditional: 22, positive unconditional: 39, negative: 65, negative conditional: 22, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 239, positive: 120, positive conditional: 34, positive unconditional: 86, negative: 119, negative conditional: 29, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9992, positive: 575, positive conditional: 575, positive unconditional: 0, negative: 9373, negative conditional: 720, negative unconditional: 8653, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4665, Positive cache size: 4600, Positive conditional cache size: 22, Positive unconditional cache size: 4578, Negative cache size: 65, Negative conditional cache size: 22, Negative unconditional cache size: 43, Eliminated conditions: 8653, SemanticConditionEliminator.Independence Queries: [ total: 9992, positive: 597, positive conditional: 597, positive unconditional: 0, negative: 9395, negative conditional: 742, negative unconditional: 8653, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9992, positive: 597, positive conditional: 597, positive unconditional: 0, negative: 9395, negative conditional: 742, negative unconditional: 8653, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 126, positive: 61, positive conditional: 22, positive unconditional: 39, negative: 65, negative conditional: 22, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 239, positive: 120, positive conditional: 34, positive unconditional: 86, negative: 119, negative conditional: 29, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9992, positive: 575, positive conditional: 575, positive unconditional: 0, negative: 9373, negative conditional: 720, negative unconditional: 8653, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4665, Positive cache size: 4600, Positive conditional cache size: 22, Positive unconditional cache size: 4578, Negative cache size: 65, Negative conditional cache size: 22, Negative unconditional cache size: 43, Eliminated conditions: 8653, SemanticConditionEliminator.Independence Queries: [ total: 9992, positive: 597, positive conditional: 597, positive unconditional: 0, negative: 9395, negative conditional: 742, negative unconditional: 8653, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9992, positive: 597, positive conditional: 597, positive unconditional: 0, negative: 9395, negative conditional: 742, negative unconditional: 8653, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 126, positive: 61, positive conditional: 22, positive unconditional: 39, negative: 65, negative conditional: 22, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 239, positive: 120, positive conditional: 34, positive unconditional: 86, negative: 119, negative conditional: 29, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9992, positive: 575, positive conditional: 575, positive unconditional: 0, negative: 9373, negative conditional: 720, negative unconditional: 8653, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4665, Positive cache size: 4600, Positive conditional cache size: 22, Positive unconditional cache size: 4578, Negative cache size: 65, Negative conditional cache size: 22, Negative unconditional cache size: 43, Eliminated conditions: 8653 ], Maximal queried relation: 5, Independence queries for same thread: 1306 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 5773, Number of persistent set computation: 14209, Number of trivial persistent sets: 2750, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 138086, positive: 135531, positive conditional: 0, positive unconditional: 135531, negative: 2555, negative conditional: 0, negative unconditional: 2555, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4621, positive: 4578, positive conditional: 0, positive unconditional: 4578, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4621, positive: 4539, positive conditional: 0, positive unconditional: 4539, negative: 82, negative conditional: 0, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 82, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 126, positive: 61, positive conditional: 22, positive unconditional: 39, negative: 65, negative conditional: 22, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 239, positive: 120, positive conditional: 34, positive unconditional: 86, negative: 119, negative conditional: 29, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 138086, positive: 130953, positive conditional: 0, positive unconditional: 130953, negative: 2512, negative conditional: 0, negative unconditional: 2512, unknown: 4621, unknown conditional: 0, unknown unconditional: 4621] , Statistics on independence cache: Total cache size (in pairs): 4665, Positive cache size: 4600, Positive conditional cache size: 22, Positive unconditional cache size: 4578, Negative cache size: 65, Negative conditional cache size: 22, Negative unconditional cache size: 43 - 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 9 procedures, 134 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10197.6ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.1ms, PartialOrderReductionTime: 9184.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 61, 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: 28.1ms SsaConstructionTime, 124.6ms SatisfiabilityAnalysisTime, 648.7ms InterpolantComputationTime, 333 NumberOfCodeBlocks, 333 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 328 ConstructedInterpolants, 0 QuantifiedInterpolants, 1600 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...