/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-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe015_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 10:21:48,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 10:21:48,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 10:21:48,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 10:21:48,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 10:21:48,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 10:21:48,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 10:21:48,197 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-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-07-10 10:21:48,223 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 10:21:48,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 10:21:48,224 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 10:21:48,224 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 10:21:48,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 10:21:48,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 10:21:48,226 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 10:21:48,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 10:21:48,226 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 10:21:48,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 10:21:48,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 10:21:48,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 10:21:48,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 10:21:48,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 10:21:48,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 10:21:48,244 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 10:21:48,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 10:21:48,244 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 10:21:48,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 10:21:48,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 10:21:48,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 10:21:48,245 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 10:21:48,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 10:21:48,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 10:21:48,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 10:21:48,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 10:21:48,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 10:21:48,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 10:21:48,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 10:21:48,245 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 10:21:48,245 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 10:21:48,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 10:21:48,246 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 10:21:48,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 10:21:48,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 10:21:48,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 10:21:48,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 10:21:48,542 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 10:21:48,543 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 10:21:48,543 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe015_tso.opt.i [2021-07-10 10:21:48,596 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c3a7d95/ac5091068f0743ce85f57442b7274c37/FLAGc1aee8dcb [2021-07-10 10:21:48,964 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 10:21:48,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_tso.opt.i [2021-07-10 10:21:48,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c3a7d95/ac5091068f0743ce85f57442b7274c37/FLAGc1aee8dcb [2021-07-10 10:21:49,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c3a7d95/ac5091068f0743ce85f57442b7274c37 [2021-07-10 10:21:49,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 10:21:49,387 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 10:21:49,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 10:21:49,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 10:21:49,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 10:21:49,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:21:49" (1/1) ... [2021-07-10 10:21:49,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c159434 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49, skipping insertion in model container [2021-07-10 10:21:49,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:21:49" (1/1) ... [2021-07-10 10:21:49,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 10:21:49,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 10:21:49,545 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/safe015_tso.opt.i[949,962] [2021-07-10 10:21:49,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:21:49,660 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 10:21:49,670 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/safe015_tso.opt.i[949,962] [2021-07-10 10:21:49,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:21:49,721 INFO L208 MainTranslator]: Completed translation [2021-07-10 10:21:49,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49 WrapperNode [2021-07-10 10:21:49,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 10:21:49,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 10:21:49,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 10:21:49,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 10:21:49,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49" (1/1) ... [2021-07-10 10:21:49,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49" (1/1) ... [2021-07-10 10:21:49,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 10:21:49,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 10:21:49,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 10:21:49,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 10:21:49,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49" (1/1) ... [2021-07-10 10:21:49,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49" (1/1) ... [2021-07-10 10:21:49,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49" (1/1) ... [2021-07-10 10:21:49,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49" (1/1) ... [2021-07-10 10:21:49,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49" (1/1) ... [2021-07-10 10:21:49,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49" (1/1) ... [2021-07-10 10:21:49,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49" (1/1) ... [2021-07-10 10:21:49,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 10:21:49,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 10:21:49,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 10:21:49,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 10:21:49,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 10:21:49,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 10:21:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 10:21:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 10:21:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 10:21:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 10:21:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 10:21:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 10:21:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 10:21:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 10:21:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 10:21:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 10:21:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 10:21:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 10:21:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 10:21:49,826 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 10:21:50,111 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 10:21:50,111 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 10:21:50,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:21:50 BoogieIcfgContainer [2021-07-10 10:21:50,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 10:21:50,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 10:21:50,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 10:21:50,116 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 10:21:50,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 10:21:49" (1/3) ... [2021-07-10 10:21:50,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47c1ded4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:21:50, skipping insertion in model container [2021-07-10 10:21:50,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:49" (2/3) ... [2021-07-10 10:21:50,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47c1ded4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:21:50, skipping insertion in model container [2021-07-10 10:21:50,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:21:50" (3/3) ... [2021-07-10 10:21:50,118 INFO L111 eAbstractionObserver]: Analyzing ICFG safe015_tso.opt.i [2021-07-10 10:21:50,122 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 10:21:50,122 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 10:21:50,122 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 10:21:50,122 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 10:21:50,143 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,144 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,144 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,144 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,144 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,146 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,146 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,147 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,148 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,152 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,152 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,152 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,152 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,152 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,153 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,153 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,156 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,156 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,160 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,160 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,160 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,161 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,163 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,163 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:50,166 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 10:21:50,182 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 10:21:50,261 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 10:21:50,261 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 10:21:50,261 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 10:21:50,261 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 10:21:50,261 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 10:21:50,261 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 10:21:50,261 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 10:21:50,261 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 10:21:50,443 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:21:50,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:21:50,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1351448994, now seen corresponding path program 1 times [2021-07-10 10:21:50,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:21:50,453 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484335538] [2021-07-10 10:21:50,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:21:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:21:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:21:50,618 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:21:50,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484335538] [2021-07-10 10:21:50,619 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484335538] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:21:50,619 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:21:50,619 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 10:21:50,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549541632] [2021-07-10 10:21:50,623 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 10:21:50,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:21:50,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 10:21:50,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 10:21:50,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:50,636 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:21:50,642 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 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) [2021-07-10 10:21:50,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:50,659 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 10:21:50,659 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:21:50,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:21:50,661 INFO L82 PathProgramCache]: Analyzing trace with hash 1572123417, now seen corresponding path program 1 times [2021-07-10 10:21:50,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:21:50,662 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078590230] [2021-07-10 10:21:50,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:21:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:21:50,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:21:50,836 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:21:50,836 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078590230] [2021-07-10 10:21:50,838 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078590230] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:21:50,838 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:21:50,839 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 10:21:50,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170680732] [2021-07-10 10:21:50,841 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 10:21:50,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:21:50,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 10:21:50,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 10:21:50,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:50,846 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:21:50,846 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:21:50,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:50,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:51,011 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 10:21:51,011 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:21:51,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:21:51,019 INFO L82 PathProgramCache]: Analyzing trace with hash 185652576, now seen corresponding path program 1 times [2021-07-10 10:21:51,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:21:51,019 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106237745] [2021-07-10 10:21:51,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:21:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:21:51,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:21:51,150 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:21:51,151 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106237745] [2021-07-10 10:21:51,151 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106237745] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:21:51,151 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:21:51,151 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 10:21:51,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432020995] [2021-07-10 10:21:51,151 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 10:21:51,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:21:51,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 10:21:51,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 10:21:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,152 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:21:51,152 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:21:51,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:51,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:51,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:51,238 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 10:21:51,238 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:21:51,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:21:51,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1310577782, now seen corresponding path program 2 times [2021-07-10 10:21:51,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:21:51,239 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960667794] [2021-07-10 10:21:51,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:21:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:21:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:21:51,386 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:21:51,386 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960667794] [2021-07-10 10:21:51,386 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960667794] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:21:51,386 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:21:51,386 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 10:21:51,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736012230] [2021-07-10 10:21:51,401 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 10:21:51,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:21:51,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 10:21:51,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 10:21:51,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,405 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:21:51,405 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:21:51,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:51,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:51,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:21:51,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:51,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:21:51,717 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 10:21:51,717 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:21:51,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:21:51,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1605028323, now seen corresponding path program 1 times [2021-07-10 10:21:51,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:21:51,717 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93898153] [2021-07-10 10:21:51,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:21:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:21:51,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:21:51,810 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:21:51,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93898153] [2021-07-10 10:21:51,811 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93898153] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:21:51,811 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:21:51,811 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 10:21:51,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229682697] [2021-07-10 10:21:51,812 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 10:21:51,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:21:51,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 10:21:51,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 10:21:51,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,812 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:21:51,813 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:21:51,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:21:51,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:51,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:21:51,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:21:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:21:51,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:51,929 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 10:21:51,929 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:21:51,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:21:51,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1915763529, now seen corresponding path program 2 times [2021-07-10 10:21:51,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:21:51,930 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218564673] [2021-07-10 10:21:51,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:21:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:21:52,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:21:52,025 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:21:52,025 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218564673] [2021-07-10 10:21:52,025 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218564673] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:21:52,025 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:21:52,025 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 10:21:52,025 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433366561] [2021-07-10 10:21:52,025 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 10:21:52,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:21:52,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 10:21:52,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 10:21:52,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:52,026 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:21:52,026 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:21:52,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:52,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:21:52,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:52,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:21:52,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:52,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:52,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:52,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:21:52,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:52,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:21:52,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:52,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 10:21:52,237 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 10:21:52,243 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 10:21:52,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 10:21:52 BasicIcfg [2021-07-10 10:21:52,245 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 10:21:52,245 INFO L168 Benchmark]: Toolchain (without parser) took 2858.12 ms. Allocated memory was 186.6 MB in the beginning and 226.5 MB in the end (delta: 39.8 MB). Free memory was 148.8 MB in the beginning and 97.2 MB in the end (delta: 51.6 MB). Peak memory consumption was 92.4 MB. Max. memory is 8.0 GB. [2021-07-10 10:21:52,246 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 186.6 MB. Free memory is still 167.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 10:21:52,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.78 ms. Allocated memory is still 186.6 MB. Free memory was 148.6 MB in the beginning and 158.8 MB in the end (delta: -10.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-10 10:21:52,246 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.64 ms. Allocated memory is still 186.6 MB. Free memory was 158.8 MB in the beginning and 156.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 10:21:52,246 INFO L168 Benchmark]: Boogie Preprocessor took 13.83 ms. Allocated memory is still 186.6 MB. Free memory was 156.9 MB in the beginning and 155.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 10:21:52,246 INFO L168 Benchmark]: RCFGBuilder took 350.62 ms. Allocated memory is still 186.6 MB. Free memory was 155.3 MB in the beginning and 132.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 10:21:52,247 INFO L168 Benchmark]: TraceAbstraction took 2131.16 ms. Allocated memory was 186.6 MB in the beginning and 226.5 MB in the end (delta: 39.8 MB). Free memory was 131.8 MB in the beginning and 97.2 MB in the end (delta: 34.6 MB). Peak memory consumption was 75.3 MB. Max. memory is 8.0 GB. [2021-07-10 10:21:52,248 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 186.6 MB. Free memory is still 167.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 332.78 ms. Allocated memory is still 186.6 MB. Free memory was 148.6 MB in the beginning and 158.8 MB in the end (delta: -10.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.64 ms. Allocated memory is still 186.6 MB. Free memory was 158.8 MB in the beginning and 156.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.83 ms. Allocated memory is still 186.6 MB. Free memory was 156.9 MB in the beginning and 155.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 350.62 ms. Allocated memory is still 186.6 MB. Free memory was 155.3 MB in the beginning and 132.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2131.16 ms. Allocated memory was 186.6 MB in the beginning and 226.5 MB in the end (delta: 39.8 MB). Free memory was 131.8 MB in the beginning and 97.2 MB in the end (delta: 34.6 MB). Peak memory consumption was 75.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14237, positive: 13848, positive conditional: 9527, positive unconditional: 4321, negative: 389, negative conditional: 342, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 14128, positive: 13848, positive conditional: 9527, positive unconditional: 4321, negative: 280, negative conditional: 233, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 14128, positive: 13425, positive conditional: 0, positive unconditional: 13425, negative: 703, negative conditional: 0, negative unconditional: 703, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1161, positive: 1131, positive conditional: 0, positive unconditional: 1131, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1161, positive: 1125, positive conditional: 0, positive unconditional: 1125, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14128, positive: 12294, positive conditional: 0, positive unconditional: 12294, negative: 673, negative conditional: 0, negative unconditional: 673, unknown: 1161, unknown conditional: 0, unknown unconditional: 1161] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, SemanticConditionEliminator.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2880, positive: 413, positive conditional: 413, positive unconditional: 0, negative: 2444, negative conditional: 435, negative unconditional: 2009, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 1893, SemanticConditionEliminator.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2880, positive: 413, positive conditional: 413, positive unconditional: 0, negative: 2444, negative conditional: 435, negative unconditional: 2009, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 1893, SemanticConditionEliminator.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2880, positive: 413, positive conditional: 413, positive unconditional: 0, negative: 2444, negative conditional: 435, negative unconditional: 2009, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 1893, SemanticConditionEliminator.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2880, positive: 413, positive conditional: 413, positive unconditional: 0, negative: 2444, negative conditional: 435, negative unconditional: 2009, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 1893, SemanticConditionEliminator.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2880, positive: 413, positive conditional: 413, positive unconditional: 0, negative: 2444, negative conditional: 435, negative unconditional: 2009, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 1893, SemanticConditionEliminator.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2880, positive: 413, positive conditional: 413, positive unconditional: 0, negative: 2444, negative conditional: 435, negative unconditional: 2009, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 1893 ], Maximal queried relation: 6, Independence queries for same thread: 109 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 239, Number of persistent set computation: 412, Number of trivial persistent sets: 232, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14237, positive: 13848, positive conditional: 9527, positive unconditional: 4321, negative: 389, negative conditional: 342, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 14128, positive: 13848, positive conditional: 9527, positive unconditional: 4321, negative: 280, negative conditional: 233, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 14128, positive: 13425, positive conditional: 0, positive unconditional: 13425, negative: 703, negative conditional: 0, negative unconditional: 703, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1161, positive: 1131, positive conditional: 0, positive unconditional: 1131, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1161, positive: 1125, positive conditional: 0, positive unconditional: 1125, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14128, positive: 12294, positive conditional: 0, positive unconditional: 12294, negative: 673, negative conditional: 0, negative unconditional: 673, unknown: 1161, unknown conditional: 0, unknown unconditional: 1161] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, SemanticConditionEliminator.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2880, positive: 413, positive conditional: 413, positive unconditional: 0, negative: 2444, negative conditional: 435, negative unconditional: 2009, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 1893, SemanticConditionEliminator.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2880, positive: 413, positive conditional: 413, positive unconditional: 0, negative: 2444, negative conditional: 435, negative unconditional: 2009, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 1893, SemanticConditionEliminator.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2880, positive: 413, positive conditional: 413, positive unconditional: 0, negative: 2444, negative conditional: 435, negative unconditional: 2009, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 1893, SemanticConditionEliminator.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2880, positive: 413, positive conditional: 413, positive unconditional: 0, negative: 2444, negative conditional: 435, negative unconditional: 2009, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 1893, SemanticConditionEliminator.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2880, positive: 413, positive conditional: 413, positive unconditional: 0, negative: 2444, negative conditional: 435, negative unconditional: 2009, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 1893, SemanticConditionEliminator.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2880, positive: 423, positive conditional: 423, positive unconditional: 0, negative: 2457, negative conditional: 448, negative unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 129, negative conditional: 14, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2880, positive: 413, positive conditional: 413, positive unconditional: 0, negative: 2444, negative conditional: 435, negative unconditional: 2009, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1184, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 1893 ], Maximal queried relation: 6, Independence queries for same thread: 109 - 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, 106 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2039.9ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.9ms, PartialOrderReductionTime: 1074.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 49, 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: 46.1ms SsaConstructionTime, 137.3ms SatisfiabilityAnalysisTime, 516.9ms InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 343 ConstructedInterpolants, 0 QuantifiedInterpolants, 1378 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...