/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/safe014_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-02 06:32:36,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-02 06:32:36,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-02 06:32:36,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-02 06:32:36,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-02 06:32:36,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-02 06:32:36,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-02 06:32:36,685 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 06:32:36,728 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-02 06:32:36,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-02 06:32:36,728 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-02 06:32:36,728 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-02 06:32:36,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-02 06:32:36,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-02 06:32:36,730 INFO L138 SettingsManager]: * Use SBE=true [2021-06-02 06:32:36,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-02 06:32:36,730 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-02 06:32:36,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-02 06:32:36,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-02 06:32:36,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-02 06:32:36,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-02 06:32:36,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-02 06:32:36,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-02 06:32:36,731 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-02 06:32:36,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-02 06:32:36,731 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-02 06:32:36,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-02 06:32:36,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-02 06:32:36,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-02 06:32:36,732 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-02 06:32:36,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-02 06:32:36,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 06:32:36,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-02 06:32:36,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-02 06:32:36,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-02 06:32:36,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-02 06:32:36,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-02 06:32:36,733 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-02 06:32:36,733 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-02 06:32:36,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-02 06:32:36,733 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-06-02 06:32:36,733 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-02 06:32:37,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-02 06:32:37,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-02 06:32:37,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-02 06:32:37,035 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-02 06:32:37,036 INFO L275 PluginConnector]: CDTParser initialized [2021-06-02 06:32:37,037 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_tso.oepc.i [2021-06-02 06:32:37,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d844e2aa/9e864565c2964906b4eb3f5410e1c803/FLAG866b38a7d [2021-06-02 06:32:37,537 INFO L306 CDTParser]: Found 1 translation units. [2021-06-02 06:32:37,538 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_tso.oepc.i [2021-06-02 06:32:37,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d844e2aa/9e864565c2964906b4eb3f5410e1c803/FLAG866b38a7d [2021-06-02 06:32:37,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d844e2aa/9e864565c2964906b4eb3f5410e1c803 [2021-06-02 06:32:37,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-02 06:32:37,899 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-02 06:32:37,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-02 06:32:37,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-02 06:32:37,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-02 06:32:37,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 06:32:37" (1/1) ... [2021-06-02 06:32:37,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31832e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:37, skipping insertion in model container [2021-06-02 06:32:37,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 06:32:37" (1/1) ... [2021-06-02 06:32:37,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-02 06:32:37,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-02 06:32:38,083 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/safe014_tso.oepc.i[950,963] [2021-06-02 06:32:38,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 06:32:38,213 INFO L203 MainTranslator]: Completed pre-run [2021-06-02 06:32:38,224 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/safe014_tso.oepc.i[950,963] [2021-06-02 06:32:38,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 06:32:38,306 INFO L208 MainTranslator]: Completed translation [2021-06-02 06:32:38,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:38 WrapperNode [2021-06-02 06:32:38,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-02 06:32:38,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-02 06:32:38,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-02 06:32:38,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-02 06:32:38,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:38" (1/1) ... [2021-06-02 06:32:38,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:38" (1/1) ... [2021-06-02 06:32:38,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-02 06:32:38,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-02 06:32:38,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-02 06:32:38,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-02 06:32:38,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:38" (1/1) ... [2021-06-02 06:32:38,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:38" (1/1) ... [2021-06-02 06:32:38,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:38" (1/1) ... [2021-06-02 06:32:38,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:38" (1/1) ... [2021-06-02 06:32:38,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:38" (1/1) ... [2021-06-02 06:32:38,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:38" (1/1) ... [2021-06-02 06:32:38,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:38" (1/1) ... [2021-06-02 06:32:38,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-02 06:32:38,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-02 06:32:38,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-02 06:32:38,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-02 06:32:38,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 06:32:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-02 06:32:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-02 06:32:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-02 06:32:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-02 06:32:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-02 06:32:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-02 06:32:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-02 06:32:38,449 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-02 06:32:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-02 06:32:38,449 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-02 06:32:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-02 06:32:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-02 06:32:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-02 06:32:38,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-02 06:32:38,455 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 06:32:38,948 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-02 06:32:38,948 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-02 06:32:38,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 06:32:38 BoogieIcfgContainer [2021-06-02 06:32:38,952 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-02 06:32:38,954 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-02 06:32:38,954 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-02 06:32:38,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-02 06:32:38,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.06 06:32:37" (1/3) ... [2021-06-02 06:32:38,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49b3d901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 06:32:38, skipping insertion in model container [2021-06-02 06:32:38,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:38" (2/3) ... [2021-06-02 06:32:38,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49b3d901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 06:32:38, skipping insertion in model container [2021-06-02 06:32:38,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 06:32:38" (3/3) ... [2021-06-02 06:32:38,960 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_tso.oepc.i [2021-06-02 06:32:38,967 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-02 06:32:38,968 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-02 06:32:38,968 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-02 06:32:38,969 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-02 06:32:39,005 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,005 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,006 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,006 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,006 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,006 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,006 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,006 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,007 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,007 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,007 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,007 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,008 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,008 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,008 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,008 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,010 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,010 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,010 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,011 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,017 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,017 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,018 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,018 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,018 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,018 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,018 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,019 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,019 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,019 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,019 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,019 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,020 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,020 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,020 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,020 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,022 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,022 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,023 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,023 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,027 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,027 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,028 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,029 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,029 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,029 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:39,030 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-02 06:32:39,050 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 06:32:39,123 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 06:32:39,123 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 06:32:39,123 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 06:32:39,123 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 06:32:39,123 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 06:32:39,124 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 06:32:39,124 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 06:32:39,124 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-02 06:32:39,410 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:39,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:39,419 INFO L82 PathProgramCache]: Analyzing trace with hash 663437649, now seen corresponding path program 1 times [2021-06-02 06:32:39,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:39,427 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661163788] [2021-06-02 06:32:39,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:39,861 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 06:32:39,861 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:39,862 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661163788] [2021-06-02 06:32:39,862 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661163788] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:39,862 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:39,863 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-02 06:32:39,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827163392] [2021-06-02 06:32:39,867 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-02 06:32:39,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:39,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-02 06:32:39,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-02 06:32:39,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:39,880 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:39,882 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 06:32:39,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:40,275 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-02 06:32:40,275 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:40,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:40,276 INFO L82 PathProgramCache]: Analyzing trace with hash 601775058, now seen corresponding path program 1 times [2021-06-02 06:32:40,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:40,276 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283382791] [2021-06-02 06:32:40,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:40,373 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 06:32:40,373 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:40,373 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283382791] [2021-06-02 06:32:40,374 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283382791] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:40,374 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:40,374 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-02 06:32:40,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076449577] [2021-06-02 06:32:40,375 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-02 06:32:40,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:40,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-02 06:32:40,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-02 06:32:40,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:40,376 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:40,377 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 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 06:32:40,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:40,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:40,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:40,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:32:40,554 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-02 06:32:40,554 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:40,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:40,554 INFO L82 PathProgramCache]: Analyzing trace with hash -1319826248, now seen corresponding path program 1 times [2021-06-02 06:32:40,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:40,555 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000952347] [2021-06-02 06:32:40,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:40,710 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 06:32:40,710 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:40,710 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000952347] [2021-06-02 06:32:40,710 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000952347] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:40,710 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:40,711 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-02 06:32:40,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391520028] [2021-06-02 06:32:40,711 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-02 06:32:40,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:40,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-02 06:32:40,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-02 06:32:40,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:40,712 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:40,712 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) [2021-06-02 06:32:40,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:40,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:32:40,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:40,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:40,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:32:40,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:32:40,925 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-02 06:32:40,925 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:40,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:40,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1444757268, now seen corresponding path program 1 times [2021-06-02 06:32:40,926 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:40,926 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114672001] [2021-06-02 06:32:40,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:40,999 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 06:32:40,999 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:41,000 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114672001] [2021-06-02 06:32:41,000 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114672001] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:41,000 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:41,000 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-02 06:32:41,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804194638] [2021-06-02 06:32:41,001 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-02 06:32:41,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:41,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-02 06:32:41,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-02 06:32:41,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:41,002 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:41,002 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 06:32:41,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:41,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:32:41,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:32:41,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:41,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:41,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:41,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:41,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:41,528 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-02 06:32:41,528 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:41,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:41,529 INFO L82 PathProgramCache]: Analyzing trace with hash 1185730584, now seen corresponding path program 1 times [2021-06-02 06:32:41,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:41,529 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037199913] [2021-06-02 06:32:41,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:41,634 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 06:32:41,635 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:41,635 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037199913] [2021-06-02 06:32:41,635 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037199913] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:41,635 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:41,635 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:32:41,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037895983] [2021-06-02 06:32:41,637 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:32:41,637 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:41,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:32:41,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:32:41,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:41,637 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:41,637 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) [2021-06-02 06:32:41,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:41,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:41,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:41,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:41,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:41,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:41,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:41,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:41,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:41,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:32:41,858 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-02 06:32:41,858 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:41,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:41,858 INFO L82 PathProgramCache]: Analyzing trace with hash 1723882905, now seen corresponding path program 1 times [2021-06-02 06:32:41,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:41,859 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538534254] [2021-06-02 06:32:41,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:41,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:41,946 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 06:32:41,947 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:41,947 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538534254] [2021-06-02 06:32:41,947 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538534254] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:41,947 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:41,947 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:32:41,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947120340] [2021-06-02 06:32:41,948 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:32:41,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:41,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:32:41,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:32:41,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:41,949 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:41,949 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 06:32:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:32:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:42,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:42,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:42,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:42,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:42,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:32:42,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 06:32:42,239 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-02 06:32:42,239 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:42,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:42,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1151290121, now seen corresponding path program 2 times [2021-06-02 06:32:42,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:42,240 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713621821] [2021-06-02 06:32:42,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:42,339 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 06:32:42,339 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:42,339 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713621821] [2021-06-02 06:32:42,339 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713621821] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:42,339 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:42,339 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:32:42,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815803796] [2021-06-02 06:32:42,341 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:32:42,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:42,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:32:42,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:32:42,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:42,342 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:42,342 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 06:32:42,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:42,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:42,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:42,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:42,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:32:42,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-02 06:32:42,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:42,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:32:42,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:42,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:42,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:42,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:32:42,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 06:32:42,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:42,691 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-02 06:32:42,708 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-02 06:32:42,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 06:32:42 BasicIcfg [2021-06-02 06:32:42,710 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-02 06:32:42,714 INFO L168 Benchmark]: Toolchain (without parser) took 4811.68 ms. Allocated memory was 377.5 MB in the beginning and 453.0 MB in the end (delta: 75.5 MB). Free memory was 340.1 MB in the beginning and 258.6 MB in the end (delta: 81.5 MB). Peak memory consumption was 158.3 MB. Max. memory is 16.0 GB. [2021-06-02 06:32:42,714 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 377.5 MB. Free memory is still 358.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 06:32:42,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.09 ms. Allocated memory is still 377.5 MB. Free memory was 340.0 MB in the beginning and 338.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.0 GB. [2021-06-02 06:32:42,714 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.07 ms. Allocated memory is still 377.5 MB. Free memory was 338.3 MB in the beginning and 337.3 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 06:32:42,715 INFO L168 Benchmark]: Boogie Preprocessor took 18.96 ms. Allocated memory is still 377.5 MB. Free memory was 337.3 MB in the beginning and 335.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 06:32:42,715 INFO L168 Benchmark]: RCFGBuilder took 593.48 ms. Allocated memory is still 377.5 MB. Free memory was 335.2 MB in the beginning and 310.0 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-06-02 06:32:42,715 INFO L168 Benchmark]: TraceAbstraction took 3756.65 ms. Allocated memory was 377.5 MB in the beginning and 453.0 MB in the end (delta: 75.5 MB). Free memory was 310.0 MB in the beginning and 258.6 MB in the end (delta: 51.4 MB). Peak memory consumption was 130.0 MB. Max. memory is 16.0 GB. [2021-06-02 06:32:42,718 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 377.5 MB. Free memory is still 358.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 403.09 ms. Allocated memory is still 377.5 MB. Free memory was 340.0 MB in the beginning and 338.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 32.07 ms. Allocated memory is still 377.5 MB. Free memory was 338.3 MB in the beginning and 337.3 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 18.96 ms. Allocated memory is still 377.5 MB. Free memory was 337.3 MB in the beginning and 335.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 593.48 ms. Allocated memory is still 377.5 MB. Free memory was 335.2 MB in the beginning and 310.0 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3756.65 ms. Allocated memory was 377.5 MB in the beginning and 453.0 MB in the end (delta: 75.5 MB). Free memory was 310.0 MB in the beginning and 258.6 MB in the end (delta: 51.4 MB). Peak memory consumption was 130.0 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10419, positive: 10082, positive conditional: 10082, positive unconditional: 0, negative: 337, negative conditional: 337, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10322, positive: 10082, positive conditional: 10082, positive unconditional: 0, negative: 240, negative conditional: 240, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 20751, positive: 20096, positive conditional: 0, positive unconditional: 20096, negative: 655, negative conditional: 0, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2689, positive: 2645, positive conditional: 0, positive unconditional: 2645, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2689, positive: 2623, positive conditional: 0, positive unconditional: 2623, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 72, negative conditional: 28, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 123, positive conditional: 29, positive unconditional: 95, negative: 130, negative conditional: 45, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 20751, positive: 17451, positive conditional: 0, positive unconditional: 17451, negative: 611, negative conditional: 0, negative unconditional: 611, unknown: 2689, unknown conditional: 0, unknown unconditional: 2689] , Statistics on independence cache: Total cache size (in pairs): 2736, Positive cache size: 2664, Positive conditional cache size: 19, Positive unconditional cache size: 2645, Negative cache size: 72, Negative conditional cache size: 28, Negative unconditional cache size: 44, SemanticConditionEliminator.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 72, negative conditional: 28, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 123, positive conditional: 29, positive unconditional: 95, negative: 130, negative conditional: 45, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2308, positive: 309, positive conditional: 309, positive unconditional: 0, negative: 1952, negative conditional: 178, negative unconditional: 1774, unknown: 47, unknown conditional: 47, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2736, Positive cache size: 2664, Positive conditional cache size: 19, Positive unconditional cache size: 2645, Negative cache size: 72, Negative conditional cache size: 28, Negative unconditional cache size: 44, Eliminated conditions: 1774, SemanticConditionEliminator.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 72, negative conditional: 28, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 123, positive conditional: 29, positive unconditional: 95, negative: 130, negative conditional: 45, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2308, positive: 309, positive conditional: 309, positive unconditional: 0, negative: 1952, negative conditional: 178, negative unconditional: 1774, unknown: 47, unknown conditional: 47, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2736, Positive cache size: 2664, Positive conditional cache size: 19, Positive unconditional cache size: 2645, Negative cache size: 72, Negative conditional cache size: 28, Negative unconditional cache size: 44, Eliminated conditions: 1774, SemanticConditionEliminator.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 72, negative conditional: 28, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 123, positive conditional: 29, positive unconditional: 95, negative: 130, negative conditional: 45, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2308, positive: 309, positive conditional: 309, positive unconditional: 0, negative: 1952, negative conditional: 178, negative unconditional: 1774, unknown: 47, unknown conditional: 47, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2736, Positive cache size: 2664, Positive conditional cache size: 19, Positive unconditional cache size: 2645, Negative cache size: 72, Negative conditional cache size: 28, Negative unconditional cache size: 44, Eliminated conditions: 1774, SemanticConditionEliminator.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 72, negative conditional: 28, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 123, positive conditional: 29, positive unconditional: 95, negative: 130, negative conditional: 45, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2308, positive: 309, positive conditional: 309, positive unconditional: 0, negative: 1952, negative conditional: 178, negative unconditional: 1774, unknown: 47, unknown conditional: 47, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2736, Positive cache size: 2664, Positive conditional cache size: 19, Positive unconditional cache size: 2645, Negative cache size: 72, Negative conditional cache size: 28, Negative unconditional cache size: 44, Eliminated conditions: 1774, SemanticConditionEliminator.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 72, negative conditional: 28, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 123, positive conditional: 29, positive unconditional: 95, negative: 130, negative conditional: 45, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2308, positive: 309, positive conditional: 309, positive unconditional: 0, negative: 1952, negative conditional: 178, negative unconditional: 1774, unknown: 47, unknown conditional: 47, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2736, Positive cache size: 2664, Positive conditional cache size: 19, Positive unconditional cache size: 2645, Negative cache size: 72, Negative conditional cache size: 28, Negative unconditional cache size: 44, Eliminated conditions: 1774, SemanticConditionEliminator.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 72, negative conditional: 28, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 123, positive conditional: 29, positive unconditional: 95, negative: 130, negative conditional: 45, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2308, positive: 309, positive conditional: 309, positive unconditional: 0, negative: 1952, negative conditional: 178, negative unconditional: 1774, unknown: 47, unknown conditional: 47, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2736, Positive cache size: 2664, Positive conditional cache size: 19, Positive unconditional cache size: 2645, Negative cache size: 72, Negative conditional cache size: 28, Negative unconditional cache size: 44, Eliminated conditions: 1774, SemanticConditionEliminator.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2308, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1980, negative conditional: 206, negative unconditional: 1774, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 72, negative conditional: 28, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 123, positive conditional: 29, positive unconditional: 95, negative: 130, negative conditional: 45, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2308, positive: 309, positive conditional: 309, positive unconditional: 0, negative: 1952, negative conditional: 178, negative unconditional: 1774, unknown: 47, unknown conditional: 47, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2736, Positive cache size: 2664, Positive conditional cache size: 19, Positive unconditional cache size: 2645, Negative cache size: 72, Negative conditional cache size: 28, Negative unconditional cache size: 44, Eliminated conditions: 1774 ], Maximal queried relation: 7, Independence queries for same thread: 97 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 905, Number of persistent set computation: 2517, Number of trivial persistent sets: 1874, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 20751, positive: 20096, positive conditional: 0, positive unconditional: 20096, negative: 655, negative conditional: 0, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2689, positive: 2645, positive conditional: 0, positive unconditional: 2645, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2689, positive: 2623, positive conditional: 0, positive unconditional: 2623, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 72, negative conditional: 28, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 123, positive conditional: 29, positive unconditional: 95, negative: 130, negative conditional: 45, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 20751, positive: 17451, positive conditional: 0, positive unconditional: 17451, negative: 611, negative conditional: 0, negative unconditional: 611, unknown: 2689, unknown conditional: 0, unknown unconditional: 2689] , Statistics on independence cache: Total cache size (in pairs): 2736, Positive cache size: 2664, Positive conditional cache size: 19, Positive unconditional cache size: 2645, Negative cache size: 72, Negative conditional cache size: 28, Negative unconditional cache size: 44 - 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: 3644.1ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.8ms, PartialOrderReductionTime: 2438.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 70, 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: 19.0ms SsaConstructionTime, 185.1ms SatisfiabilityAnalysisTime, 751.1ms InterpolantComputationTime, 395 NumberOfCodeBlocks, 395 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 388 ConstructedInterpolants, 0 QuantifiedInterpolants, 1728 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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...