/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-13 20:09:53,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-13 20:09:53,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-13 20:09:53,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-13 20:09:53,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-13 20:09:53,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-13 20:09:53,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-13 20:09:53,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-13 20:09:53,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-13 20:09:53,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-13 20:09:53,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-13 20:09:53,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-13 20:09:53,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-13 20:09:53,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-13 20:09:53,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-13 20:09:53,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-13 20:09:53,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-13 20:09:53,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-13 20:09:53,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-13 20:09:53,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-13 20:09:53,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-13 20:09:53,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-13 20:09:53,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-13 20:09:53,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-13 20:09:53,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-13 20:09:53,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-13 20:09:53,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-13 20:09:53,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-13 20:09:53,981 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-NewStatesSleep-NoLbe-Lockstep.epf [2021-06-13 20:09:54,046 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-13 20:09:54,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-13 20:09:54,046 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-13 20:09:54,046 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-13 20:09:54,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-13 20:09:54,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-13 20:09:54,047 INFO L138 SettingsManager]: * Use SBE=true [2021-06-13 20:09:54,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-13 20:09:54,047 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-13 20:09:54,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-13 20:09:54,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-13 20:09:54,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-13 20:09:54,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-13 20:09:54,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-13 20:09:54,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-13 20:09:54,048 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-13 20:09:54,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-13 20:09:54,058 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-13 20:09:54,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-13 20:09:54,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-13 20:09:54,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-13 20:09:54,059 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-13 20:09:54,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-13 20:09:54,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 20:09:54,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-13 20:09:54,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-13 20:09:54,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-13 20:09:54,060 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-13 20:09:54,060 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-13 20:09:54,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-13 20:09:54,060 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-13 20:09:54,060 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-13 20:09:54,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-13 20:09:54,060 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-13 20:09:54,060 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-13 20:09:54,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-13 20:09:54,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-13 20:09:54,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-13 20:09:54,500 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-13 20:09:54,501 INFO L275 PluginConnector]: CDTParser initialized [2021-06-13 20:09:54,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc.i [2021-06-13 20:09:54,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0afacd34/17ca20b94ac74a14bc5bf921b4484091/FLAG453df9450 [2021-06-13 20:09:55,130 INFO L306 CDTParser]: Found 1 translation units. [2021-06-13 20:09:55,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc.i [2021-06-13 20:09:55,139 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0afacd34/17ca20b94ac74a14bc5bf921b4484091/FLAG453df9450 [2021-06-13 20:09:55,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0afacd34/17ca20b94ac74a14bc5bf921b4484091 [2021-06-13 20:09:55,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-13 20:09:55,580 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-13 20:09:55,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-13 20:09:55,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-13 20:09:55,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-13 20:09:55,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 08:09:55" (1/1) ... [2021-06-13 20:09:55,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad3e3e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:55, skipping insertion in model container [2021-06-13 20:09:55,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 08:09:55" (1/1) ... [2021-06-13 20:09:55,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-13 20:09:55,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-13 20:09:55,803 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/safe027_pso.oepc.i[950,963] [2021-06-13 20:09:55,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 20:09:55,975 INFO L203 MainTranslator]: Completed pre-run [2021-06-13 20:09:55,985 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/safe027_pso.oepc.i[950,963] [2021-06-13 20:09:56,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 20:09:56,082 INFO L208 MainTranslator]: Completed translation [2021-06-13 20:09:56,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:56 WrapperNode [2021-06-13 20:09:56,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-13 20:09:56,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-13 20:09:56,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-13 20:09:56,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-13 20:09:56,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:56" (1/1) ... [2021-06-13 20:09:56,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:56" (1/1) ... [2021-06-13 20:09:56,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-13 20:09:56,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-13 20:09:56,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-13 20:09:56,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-13 20:09:56,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:56" (1/1) ... [2021-06-13 20:09:56,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:56" (1/1) ... [2021-06-13 20:09:56,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:56" (1/1) ... [2021-06-13 20:09:56,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:56" (1/1) ... [2021-06-13 20:09:56,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:56" (1/1) ... [2021-06-13 20:09:56,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:56" (1/1) ... [2021-06-13 20:09:56,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:56" (1/1) ... [2021-06-13 20:09:56,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-13 20:09:56,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-13 20:09:56,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-13 20:09:56,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-13 20:09:56,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:56" (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 [2021-06-13 20:09:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-13 20:09:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-13 20:09:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-13 20:09:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-13 20:09:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-13 20:09:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-13 20:09:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-13 20:09:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-13 20:09:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-13 20:09:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-13 20:09:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-13 20:09:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-13 20:09:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-13 20:09:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-13 20:09:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-13 20:09:56,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-13 20:09:56,246 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-13 20:09:56,608 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-13 20:09:56,608 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-13 20:09:56,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 08:09:56 BoogieIcfgContainer [2021-06-13 20:09:56,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-13 20:09:56,611 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-13 20:09:56,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-13 20:09:56,614 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-13 20:09:56,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.06 08:09:55" (1/3) ... [2021-06-13 20:09:56,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@767d38ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 08:09:56, skipping insertion in model container [2021-06-13 20:09:56,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 08:09:56" (2/3) ... [2021-06-13 20:09:56,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@767d38ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 08:09:56, skipping insertion in model container [2021-06-13 20:09:56,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 08:09:56" (3/3) ... [2021-06-13 20:09:56,617 INFO L111 eAbstractionObserver]: Analyzing ICFG safe027_pso.oepc.i [2021-06-13 20:09:56,621 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-13 20:09:56,621 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-13 20:09:56,621 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-13 20:09:56,622 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-13 20:09:56,644 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,645 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,645 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,645 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,645 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,645 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,645 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,646 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,646 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,647 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,647 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,647 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,647 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,648 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,648 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,649 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,649 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,650 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,650 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,650 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,650 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,650 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,650 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,650 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,650 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,652 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,653 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,653 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,653 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,656 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,656 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,656 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,657 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,658 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,658 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,658 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,658 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,660 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,660 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,660 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,660 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 20:09:56,661 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 20:09:56,676 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 [2021-06-13 20:09:56,721 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 20:09:56,721 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 20:09:56,721 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 20:09:56,722 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 20:09:56,722 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 20:09:56,722 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 20:09:56,722 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 20:09:56,722 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 20:09:56,777 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 20:09:56,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 20:09:56,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1427044737, now seen corresponding path program 1 times [2021-06-13 20:09:56,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 20:09:56,787 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231891122] [2021-06-13 20:09:56,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 20:09:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 20:09:56,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 20:09:56,983 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 20:09:56,983 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231891122] [2021-06-13 20:09:56,983 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231891122] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 20:09:56,983 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 20:09:56,983 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-13 20:09:56,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559194863] [2021-06-13 20:09:56,987 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-13 20:09:56,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 20:09:56,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-13 20:09:56,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-13 20:09:56,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:09:56,997 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 20:09:56,998 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 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) [2021-06-13 20:09:56,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:09:57,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:09:57,008 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-13 20:09:57,008 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 20:09:57,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 20:09:57,009 INFO L82 PathProgramCache]: Analyzing trace with hash 36248263, now seen corresponding path program 1 times [2021-06-13 20:09:57,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 20:09:57,009 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716147855] [2021-06-13 20:09:57,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 20:09:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 20:09:57,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 20:09:57,191 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 20:09:57,191 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716147855] [2021-06-13 20:09:57,192 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716147855] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 20:09:57,192 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 20:09:57,192 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 20:09:57,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245649412] [2021-06-13 20:09:57,193 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 20:09:57,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 20:09:57,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 20:09:57,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 20:09:57,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:09:57,194 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 20:09:57,194 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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) [2021-06-13 20:09:57,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:09:57,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:00,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:00,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 20:10:00,413 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-13 20:10:00,414 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 20:10:00,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 20:10:00,414 INFO L82 PathProgramCache]: Analyzing trace with hash -2004768723, now seen corresponding path program 2 times [2021-06-13 20:10:00,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 20:10:00,415 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520236966] [2021-06-13 20:10:00,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 20:10:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 20:10:00,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 20:10:00,595 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 20:10:00,595 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520236966] [2021-06-13 20:10:00,596 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520236966] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 20:10:00,596 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 20:10:00,596 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 20:10:00,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358725126] [2021-06-13 20:10:00,597 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 20:10:00,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 20:10:00,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 20:10:00,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 20:10:00,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:00,598 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 20:10:00,598 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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) [2021-06-13 20:10:00,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:00,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-13 20:10:00,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:02,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:02,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 20:10:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 20:10:02,737 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-13 20:10:02,737 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 20:10:02,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 20:10:02,738 INFO L82 PathProgramCache]: Analyzing trace with hash -791647649, now seen corresponding path program 3 times [2021-06-13 20:10:02,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 20:10:02,738 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459921219] [2021-06-13 20:10:02,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 20:10:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 20:10:02,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 20:10:02,840 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 20:10:02,840 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459921219] [2021-06-13 20:10:02,840 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459921219] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 20:10:02,840 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 20:10:02,841 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-06-13 20:10:02,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237661579] [2021-06-13 20:10:02,841 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-13 20:10:02,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 20:10:02,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-13 20:10:02,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-06-13 20:10:02,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:02,842 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 20:10:02,842 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 9 states have internal predecessors, (79), 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) [2021-06-13 20:10:02,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:02,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-13 20:10:02,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 20:10:02,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:04,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:04,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 20:10:04,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 20:10:04,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 20:10:04,763 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-13 20:10:04,764 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 20:10:04,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 20:10:04,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1703500873, now seen corresponding path program 4 times [2021-06-13 20:10:04,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 20:10:04,765 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729479156] [2021-06-13 20:10:04,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 20:10:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 20:10:04,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 20:10:04,832 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 20:10:04,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729479156] [2021-06-13 20:10:04,832 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729479156] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 20:10:04,832 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 20:10:04,832 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 20:10:04,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140336178] [2021-06-13 20:10:04,833 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 20:10:04,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 20:10:04,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 20:10:04,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 20:10:04,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:04,833 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 20:10:04,834 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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) [2021-06-13 20:10:04,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:04,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-13 20:10:04,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 20:10:04,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-13 20:10:04,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:06,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 20:10:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 20:10:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 20:10:06,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-13 20:10:06,766 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-13 20:10:06,766 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 20:10:06,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 20:10:06,767 INFO L82 PathProgramCache]: Analyzing trace with hash -777575269, now seen corresponding path program 5 times [2021-06-13 20:10:06,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 20:10:06,769 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783678429] [2021-06-13 20:10:06,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 20:10:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 20:10:06,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 20:10:06,895 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 20:10:06,895 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783678429] [2021-06-13 20:10:06,895 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783678429] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 20:10:06,895 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 20:10:06,895 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 20:10:06,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390142950] [2021-06-13 20:10:06,895 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 20:10:06,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 20:10:06,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 20:10:06,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 20:10:06,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:06,896 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 20:10:06,896 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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) [2021-06-13 20:10:06,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:06,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-13 20:10:06,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-13 20:10:06,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-13 20:10:06,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-13 20:10:06,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:10,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 20:10:10,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 20:10:10,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 20:10:10,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-13 20:10:10,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-13 20:10:10,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 20:10:10,138 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-13 20:10:10,144 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-13 20:10:10,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.06 08:10:10 BasicIcfg [2021-06-13 20:10:10,145 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-13 20:10:10,146 INFO L168 Benchmark]: Toolchain (without parser) took 14565.30 ms. Allocated memory was 192.9 MB in the beginning and 4.3 GB in the end (delta: 4.1 GB). Free memory was 156.9 MB in the beginning and 3.3 GB in the end (delta: -3.1 GB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. [2021-06-13 20:10:10,146 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 192.9 MB. Free memory is still 174.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-13 20:10:10,146 INFO L168 Benchmark]: CACSL2BoogieTranslator took 500.04 ms. Allocated memory is still 192.9 MB. Free memory was 156.7 MB in the beginning and 154.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 12.7 MB. Max. memory is 8.0 GB. [2021-06-13 20:10:10,146 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.79 ms. Allocated memory is still 192.9 MB. Free memory was 154.2 MB in the beginning and 152.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-13 20:10:10,147 INFO L168 Benchmark]: Boogie Preprocessor took 27.09 ms. Allocated memory is still 192.9 MB. Free memory was 152.6 MB in the beginning and 151.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-13 20:10:10,147 INFO L168 Benchmark]: RCFGBuilder took 448.48 ms. Allocated memory is still 192.9 MB. Free memory was 151.1 MB in the beginning and 124.9 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-06-13 20:10:10,147 INFO L168 Benchmark]: TraceAbstraction took 13533.74 ms. Allocated memory was 192.9 MB in the beginning and 4.3 GB in the end (delta: 4.1 GB). Free memory was 124.3 MB in the beginning and 3.3 GB in the end (delta: -3.2 GB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. [2021-06-13 20:10:10,149 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 192.9 MB. Free memory is still 174.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 500.04 ms. Allocated memory is still 192.9 MB. Free memory was 156.7 MB in the beginning and 154.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 12.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 49.79 ms. Allocated memory is still 192.9 MB. Free memory was 154.2 MB in the beginning and 152.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 27.09 ms. Allocated memory is still 192.9 MB. Free memory was 152.6 MB in the beginning and 151.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 448.48 ms. Allocated memory is still 192.9 MB. Free memory was 151.1 MB in the beginning and 124.9 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 13533.74 ms. Allocated memory was 192.9 MB in the beginning and 4.3 GB in the end (delta: 4.1 GB). Free memory was 124.3 MB in the beginning and 3.3 GB in the end (delta: -3.2 GB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1004002, positive: 978024, positive conditional: 978024, positive unconditional: 0, negative: 25978, negative conditional: 25978, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 981766, positive: 978024, positive conditional: 978024, positive unconditional: 0, negative: 3742, negative conditional: 3742, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 981766, positive: 971165, positive conditional: 0, positive unconditional: 971165, negative: 10601, negative conditional: 0, negative unconditional: 10601, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1200, positive: 1184, positive conditional: 0, positive unconditional: 1184, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1200, positive: 1172, positive conditional: 0, positive unconditional: 1172, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 39, positive conditional: 27, positive unconditional: 12, negative: 30, negative conditional: 14, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 141, positive: 84, positive conditional: 60, positive unconditional: 25, negative: 56, negative conditional: 15, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 981766, positive: 969981, positive conditional: 0, positive unconditional: 969981, negative: 10585, negative conditional: 0, negative unconditional: 10585, unknown: 1200, unknown conditional: 0, unknown unconditional: 1200] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1211, Positive conditional cache size: 27, Positive unconditional cache size: 1184, Negative cache size: 30, Negative conditional cache size: 14, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 38294, positive: 6859, positive conditional: 6859, positive unconditional: 0, negative: 31435, negative conditional: 1660, negative unconditional: 29775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 38294, positive: 6859, positive conditional: 6859, positive unconditional: 0, negative: 31435, negative conditional: 1660, negative unconditional: 29775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 39, positive conditional: 27, positive unconditional: 12, negative: 30, negative conditional: 14, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 141, positive: 84, positive conditional: 60, positive unconditional: 25, negative: 56, negative conditional: 15, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 38294, positive: 6832, positive conditional: 6832, positive unconditional: 0, negative: 31421, negative conditional: 1646, negative unconditional: 29775, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1211, Positive conditional cache size: 27, Positive unconditional cache size: 1184, Negative cache size: 30, Negative conditional cache size: 14, Negative unconditional cache size: 16, Eliminated conditions: 29775, SemanticConditionEliminator.Independence Queries: [ total: 38294, positive: 6859, positive conditional: 6859, positive unconditional: 0, negative: 31435, negative conditional: 1660, negative unconditional: 29775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 38294, positive: 6859, positive conditional: 6859, positive unconditional: 0, negative: 31435, negative conditional: 1660, negative unconditional: 29775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 39, positive conditional: 27, positive unconditional: 12, negative: 30, negative conditional: 14, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 141, positive: 84, positive conditional: 60, positive unconditional: 25, negative: 56, negative conditional: 15, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 38294, positive: 6832, positive conditional: 6832, positive unconditional: 0, negative: 31421, negative conditional: 1646, negative unconditional: 29775, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1211, Positive conditional cache size: 27, Positive unconditional cache size: 1184, Negative cache size: 30, Negative conditional cache size: 14, Negative unconditional cache size: 16, Eliminated conditions: 29775, SemanticConditionEliminator.Independence Queries: [ total: 38294, positive: 6859, positive conditional: 6859, positive unconditional: 0, negative: 31435, negative conditional: 1660, negative unconditional: 29775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 38294, positive: 6859, positive conditional: 6859, positive unconditional: 0, negative: 31435, negative conditional: 1660, negative unconditional: 29775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 39, positive conditional: 27, positive unconditional: 12, negative: 30, negative conditional: 14, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 141, positive: 84, positive conditional: 60, positive unconditional: 25, negative: 56, negative conditional: 15, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 38294, positive: 6832, positive conditional: 6832, positive unconditional: 0, negative: 31421, negative conditional: 1646, negative unconditional: 29775, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1211, Positive conditional cache size: 27, Positive unconditional cache size: 1184, Negative cache size: 30, Negative conditional cache size: 14, Negative unconditional cache size: 16, Eliminated conditions: 29775, SemanticConditionEliminator.Independence Queries: [ total: 38294, positive: 6859, positive conditional: 6859, positive unconditional: 0, negative: 31435, negative conditional: 1660, negative unconditional: 29775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 38294, positive: 6859, positive conditional: 6859, positive unconditional: 0, negative: 31435, negative conditional: 1660, negative unconditional: 29775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 39, positive conditional: 27, positive unconditional: 12, negative: 30, negative conditional: 14, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 141, positive: 84, positive conditional: 60, positive unconditional: 25, negative: 56, negative conditional: 15, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 38294, positive: 6832, positive conditional: 6832, positive unconditional: 0, negative: 31421, negative conditional: 1646, negative unconditional: 29775, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1211, Positive conditional cache size: 27, Positive unconditional cache size: 1184, Negative cache size: 30, Negative conditional cache size: 14, Negative unconditional cache size: 16, Eliminated conditions: 29775, SemanticConditionEliminator.Independence Queries: [ total: 38294, positive: 6859, positive conditional: 6859, positive unconditional: 0, negative: 31435, negative conditional: 1660, negative unconditional: 29775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 38294, positive: 6859, positive conditional: 6859, positive unconditional: 0, negative: 31435, negative conditional: 1660, negative unconditional: 29775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 39, positive conditional: 27, positive unconditional: 12, negative: 30, negative conditional: 14, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 141, positive: 84, positive conditional: 60, positive unconditional: 25, negative: 56, negative conditional: 15, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 38294, positive: 6832, positive conditional: 6832, positive unconditional: 0, negative: 31421, negative conditional: 1646, negative unconditional: 29775, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1211, Positive conditional cache size: 27, Positive unconditional cache size: 1184, Negative cache size: 30, Negative conditional cache size: 14, Negative unconditional cache size: 16, Eliminated conditions: 29775, SemanticConditionEliminator.Independence Queries: [ total: 38294, positive: 6859, positive conditional: 6859, positive unconditional: 0, negative: 31435, negative conditional: 1660, negative unconditional: 29775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 38294, positive: 6859, positive conditional: 6859, positive unconditional: 0, negative: 31435, negative conditional: 1660, negative unconditional: 29775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 39, positive conditional: 27, positive unconditional: 12, negative: 30, negative conditional: 14, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 141, positive: 84, positive conditional: 60, positive unconditional: 25, negative: 56, negative conditional: 15, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 38294, positive: 6832, positive conditional: 6832, positive unconditional: 0, negative: 31421, negative conditional: 1646, negative unconditional: 29775, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1211, Positive conditional cache size: 27, Positive unconditional cache size: 1184, Negative cache size: 30, Negative conditional cache size: 14, Negative unconditional cache size: 16, Eliminated conditions: 29775 ], Maximal queried relation: 6, Independence queries for same thread: 22236 - 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, 128 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13447.1ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.3ms, PartialOrderReductionTime: 12498.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 53, 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: 19.3ms SsaConstructionTime, 132.1ms SatisfiabilityAnalysisTime, 617.1ms InterpolantComputationTime, 475 NumberOfCodeBlocks, 475 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 469 ConstructedInterpolants, 0 QuantifiedInterpolants, 1445 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...