/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/safe032_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 15:00:37,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 15:00:37,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 15:00:37,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 15:00:37,239 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 [2021-07-14 15:00:37,273 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 15:00:37,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 15:00:37,274 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 15:00:37,274 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 15:00:37,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 15:00:37,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 15:00:37,276 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 15:00:37,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 15:00:37,276 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 15:00:37,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 15:00:37,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 15:00:37,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 15:00:37,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 15:00:37,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 15:00:37,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 15:00:37,277 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 15:00:37,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 15:00:37,277 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 15:00:37,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 15:00:37,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 15:00:37,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 15:00:37,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 15:00:37,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 15:00:37,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 15:00:37,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 15:00:37,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 15:00:37,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 15:00:37,278 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 15:00:37,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 15:00:37,279 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 15:00:37,279 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 15:00:37,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 15:00:37,279 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 15:00:37,279 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 15:00:37,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 15:00:37,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 15:00:37,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 15:00:37,536 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 15:00:37,537 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 15:00:37,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe032_tso.oepc.i [2021-07-14 15:00:37,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90775563e/146e3a95cec241c68217829146886146/FLAGc5483d859 [2021-07-14 15:00:38,021 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 15:00:38,022 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe032_tso.oepc.i [2021-07-14 15:00:38,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90775563e/146e3a95cec241c68217829146886146/FLAGc5483d859 [2021-07-14 15:00:38,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90775563e/146e3a95cec241c68217829146886146 [2021-07-14 15:00:38,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 15:00:38,355 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 15:00:38,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 15:00:38,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 15:00:38,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 15:00:38,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:00:38" (1/1) ... [2021-07-14 15:00:38,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13bf7bf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38, skipping insertion in model container [2021-07-14 15:00:38,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:00:38" (1/1) ... [2021-07-14 15:00:38,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 15:00:38,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 15:00:38,495 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/safe032_tso.oepc.i[950,963] [2021-07-14 15:00:38,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 15:00:38,626 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 15:00:38,634 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/safe032_tso.oepc.i[950,963] [2021-07-14 15:00:38,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 15:00:38,711 INFO L208 MainTranslator]: Completed translation [2021-07-14 15:00:38,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38 WrapperNode [2021-07-14 15:00:38,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 15:00:38,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 15:00:38,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 15:00:38,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 15:00:38,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38" (1/1) ... [2021-07-14 15:00:38,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38" (1/1) ... [2021-07-14 15:00:38,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 15:00:38,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 15:00:38,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 15:00:38,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 15:00:38,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38" (1/1) ... [2021-07-14 15:00:38,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38" (1/1) ... [2021-07-14 15:00:38,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38" (1/1) ... [2021-07-14 15:00:38,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38" (1/1) ... [2021-07-14 15:00:38,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38" (1/1) ... [2021-07-14 15:00:38,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38" (1/1) ... [2021-07-14 15:00:38,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38" (1/1) ... [2021-07-14 15:00:38,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 15:00:38,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 15:00:38,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 15:00:38,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 15:00:38,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 15:00:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 15:00:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 15:00:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 15:00:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 15:00:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 15:00:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 15:00:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 15:00:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 15:00:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 15:00:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 15:00:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 15:00:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 15:00:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 15:00:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 15:00:38,848 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 15:00:39,112 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 15:00:39,113 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 15:00:39,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:00:39 BoogieIcfgContainer [2021-07-14 15:00:39,114 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 15:00:39,115 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 15:00:39,115 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 15:00:39,117 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 15:00:39,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 03:00:38" (1/3) ... [2021-07-14 15:00:39,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a1a7a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:00:39, skipping insertion in model container [2021-07-14 15:00:39,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:38" (2/3) ... [2021-07-14 15:00:39,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a1a7a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:00:39, skipping insertion in model container [2021-07-14 15:00:39,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:00:39" (3/3) ... [2021-07-14 15:00:39,119 INFO L111 eAbstractionObserver]: Analyzing ICFG safe032_tso.oepc.i [2021-07-14 15:00:39,123 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 15:00:39,123 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 15:00:39,123 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 15:00:39,123 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 15:00:39,151 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,151 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,151 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,151 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,152 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,152 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,153 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,153 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,153 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,153 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,154 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,155 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,155 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,155 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,157 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,157 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,162 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,162 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,162 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,164 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,164 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,164 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,164 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:39,168 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 15:00:39,184 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 [2021-07-14 15:00:39,218 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 15:00:39,218 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 15:00:39,218 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 15:00:39,218 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 15:00:39,218 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 15:00:39,218 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 15:00:39,219 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 15:00:39,219 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 15:00:39,401 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:00:39,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:00:39,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1652072389, now seen corresponding path program 1 times [2021-07-14 15:00:39,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:00:39,411 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344961968] [2021-07-14 15:00:39,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:00:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:00:39,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:00:39,640 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:00:39,640 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344961968] [2021-07-14 15:00:39,640 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344961968] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:00:39,640 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:00:39,640 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 15:00:39,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68452121] [2021-07-14 15:00:39,644 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 15:00:39,644 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:00:39,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 15:00:39,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 15:00:39,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:39,667 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:00:39,669 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) [2021-07-14 15:00:39,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:39,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:39,677 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 15:00:39,677 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:00:39,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:00:39,678 INFO L82 PathProgramCache]: Analyzing trace with hash 2015733592, now seen corresponding path program 1 times [2021-07-14 15:00:39,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:00:39,678 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751297491] [2021-07-14 15:00:39,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:00:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:00:39,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:00:39,852 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:00:39,856 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751297491] [2021-07-14 15:00:39,857 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751297491] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:00:39,857 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:00:39,857 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 15:00:39,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126812909] [2021-07-14 15:00:39,865 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 15:00:39,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:00:39,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 15:00:39,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 15:00:39,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:39,870 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:00:39,870 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 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) [2021-07-14 15:00:39,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:39,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:40,026 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 15:00:40,026 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:00:40,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:00:40,026 INFO L82 PathProgramCache]: Analyzing trace with hash -2044818465, now seen corresponding path program 1 times [2021-07-14 15:00:40,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:00:40,027 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035500169] [2021-07-14 15:00:40,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:00:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:00:40,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:00:40,186 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:00:40,187 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035500169] [2021-07-14 15:00:40,187 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035500169] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:00:40,187 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:00:40,187 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 15:00:40,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296072894] [2021-07-14 15:00:40,187 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 15:00:40,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:00:40,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 15:00:40,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 15:00:40,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,188 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:00:40,188 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) [2021-07-14 15:00:40,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:40,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:40,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:00:40,301 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 15:00:40,301 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:00:40,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:00:40,303 INFO L82 PathProgramCache]: Analyzing trace with hash 794071731, now seen corresponding path program 1 times [2021-07-14 15:00:40,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:00:40,303 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329023208] [2021-07-14 15:00:40,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:00:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:00:40,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:00:40,384 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:00:40,384 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329023208] [2021-07-14 15:00:40,384 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329023208] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:00:40,384 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:00:40,384 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 15:00:40,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746082940] [2021-07-14 15:00:40,384 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 15:00:40,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:00:40,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 15:00:40,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 15:00:40,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,385 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:00:40,385 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 15:00:40,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:40,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:00:40,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:40,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:00:40,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:40,469 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 15:00:40,469 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:00:40,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:00:40,469 INFO L82 PathProgramCache]: Analyzing trace with hash 1454779061, now seen corresponding path program 2 times [2021-07-14 15:00:40,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:00:40,470 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308112092] [2021-07-14 15:00:40,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:00:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:00:40,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:00:40,597 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:00:40,597 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308112092] [2021-07-14 15:00:40,597 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308112092] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:00:40,597 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:00:40,597 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 15:00:40,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165921105] [2021-07-14 15:00:40,598 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 15:00:40,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:00:40,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 15:00:40,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 15:00:40,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,598 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:00:40,599 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) [2021-07-14 15:00:40,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:40,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:00:40,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:40,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:40,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:00:40,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:40,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 15:00:40,750 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 15:00:40,750 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:00:40,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:00:40,750 INFO L82 PathProgramCache]: Analyzing trace with hash -897329584, now seen corresponding path program 1 times [2021-07-14 15:00:40,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:00:40,751 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914602235] [2021-07-14 15:00:40,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:00:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:00:40,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:00:40,822 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:00:40,822 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914602235] [2021-07-14 15:00:40,822 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914602235] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:00:40,822 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:00:40,822 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 15:00:40,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858475628] [2021-07-14 15:00:40,823 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 15:00:40,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:00:40,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 15:00:40,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 15:00:40,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,823 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:00:40,823 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 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) [2021-07-14 15:00:40,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:40,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:40,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:00:40,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:40,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 15:00:40,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:41,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:41,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:41,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:00:41,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:41,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 15:00:41,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:41,080 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 15:00:41,088 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 15:00:41,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 03:00:41 BasicIcfg [2021-07-14 15:00:41,090 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 15:00:41,090 INFO L168 Benchmark]: Toolchain (without parser) took 2734.90 ms. Allocated memory was 204.5 MB in the beginning and 272.6 MB in the end (delta: 68.2 MB). Free memory was 167.1 MB in the beginning and 187.4 MB in the end (delta: -20.4 MB). Peak memory consumption was 49.2 MB. Max. memory is 8.0 GB. [2021-07-14 15:00:41,090 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 204.5 MB. Free memory is still 185.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 15:00:41,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.26 ms. Allocated memory is still 204.5 MB. Free memory was 166.9 MB in the beginning and 177.5 MB in the end (delta: -10.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-14 15:00:41,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.07 ms. Allocated memory is still 204.5 MB. Free memory was 177.5 MB in the beginning and 175.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 15:00:41,091 INFO L168 Benchmark]: Boogie Preprocessor took 26.86 ms. Allocated memory is still 204.5 MB. Free memory was 175.4 MB in the beginning and 173.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 15:00:41,091 INFO L168 Benchmark]: RCFGBuilder took 329.84 ms. Allocated memory is still 204.5 MB. Free memory was 173.8 MB in the beginning and 150.2 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-14 15:00:41,092 INFO L168 Benchmark]: TraceAbstraction took 1974.50 ms. Allocated memory was 204.5 MB in the beginning and 272.6 MB in the end (delta: 68.2 MB). Free memory was 149.7 MB in the beginning and 187.4 MB in the end (delta: -37.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 8.0 GB. [2021-07-14 15:00:41,093 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 204.5 MB. Free memory is still 185.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 354.26 ms. Allocated memory is still 204.5 MB. Free memory was 166.9 MB in the beginning and 177.5 MB in the end (delta: -10.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 44.07 ms. Allocated memory is still 204.5 MB. Free memory was 177.5 MB in the beginning and 175.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 26.86 ms. Allocated memory is still 204.5 MB. Free memory was 175.4 MB in the beginning and 173.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 329.84 ms. Allocated memory is still 204.5 MB. Free memory was 173.8 MB in the beginning and 150.2 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1974.50 ms. Allocated memory was 204.5 MB in the beginning and 272.6 MB in the end (delta: 68.2 MB). Free memory was 149.7 MB in the beginning and 187.4 MB in the end (delta: -37.7 MB). Peak memory consumption was 31.5 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: 7797, positive: 7638, positive conditional: 3307, positive unconditional: 4331, negative: 159, negative conditional: 111, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 7769, positive: 7638, positive conditional: 3307, positive unconditional: 4331, negative: 131, negative conditional: 83, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 7769, positive: 7470, positive conditional: 0, positive unconditional: 7470, negative: 299, negative conditional: 0, negative unconditional: 299, 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: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7769, positive: 6339, positive conditional: 0, positive unconditional: 6339, negative: 269, negative conditional: 0, negative unconditional: 269, unknown: 1161, unknown conditional: 0, unknown unconditional: 1161] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, SemanticConditionEliminator.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1318, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 1141, negative conditional: 152, negative unconditional: 989, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, Eliminated conditions: 845, SemanticConditionEliminator.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1318, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 1141, negative conditional: 152, negative unconditional: 989, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, Eliminated conditions: 845, SemanticConditionEliminator.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1318, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 1141, negative conditional: 152, negative unconditional: 989, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, Eliminated conditions: 845, SemanticConditionEliminator.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1318, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 1141, negative conditional: 152, negative unconditional: 989, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, Eliminated conditions: 845, SemanticConditionEliminator.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1318, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 1141, negative conditional: 152, negative unconditional: 989, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, Eliminated conditions: 845, SemanticConditionEliminator.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1318, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 1141, negative conditional: 152, negative unconditional: 989, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, Eliminated conditions: 845 ], Maximal queried relation: 6, Independence queries for same thread: 28 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 237, Number of persistent set computation: 413, Number of trivial persistent sets: 232, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7797, positive: 7638, positive conditional: 3307, positive unconditional: 4331, negative: 159, negative conditional: 111, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 7769, positive: 7638, positive conditional: 3307, positive unconditional: 4331, negative: 131, negative conditional: 83, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 7769, positive: 7470, positive conditional: 0, positive unconditional: 7470, negative: 299, negative conditional: 0, negative unconditional: 299, 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: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7769, positive: 6339, positive conditional: 0, positive unconditional: 6339, negative: 269, negative conditional: 0, negative unconditional: 269, unknown: 1161, unknown conditional: 0, unknown unconditional: 1161] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, SemanticConditionEliminator.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1318, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 1141, negative conditional: 152, negative unconditional: 989, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, Eliminated conditions: 845, SemanticConditionEliminator.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1318, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 1141, negative conditional: 152, negative unconditional: 989, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, Eliminated conditions: 845, SemanticConditionEliminator.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1318, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 1141, negative conditional: 152, negative unconditional: 989, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, Eliminated conditions: 845, SemanticConditionEliminator.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1318, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 1141, negative conditional: 152, negative unconditional: 989, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, Eliminated conditions: 845, SemanticConditionEliminator.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1318, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 1141, negative conditional: 152, negative unconditional: 989, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, Eliminated conditions: 845, SemanticConditionEliminator.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 168, positive conditional: 168, positive unconditional: 0, negative: 1150, negative conditional: 161, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 39, negative conditional: 9, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 34, positive conditional: 15, positive unconditional: 19, negative: 122, negative conditional: 10, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1318, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 1141, negative conditional: 152, negative unconditional: 989, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1180, Positive cache size: 1141, Positive conditional cache size: 10, Positive unconditional cache size: 1131, Negative cache size: 39, Negative conditional cache size: 9, Negative unconditional cache size: 30, Eliminated conditions: 845 ], Maximal queried relation: 6, Independence queries for same thread: 28 - 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: 1893.1ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 19.3ms, PartialOrderReductionTime: 930.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 38, 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: 15.7ms SsaConstructionTime, 135.7ms SatisfiabilityAnalysisTime, 576.3ms InterpolantComputationTime, 343 NumberOfCodeBlocks, 343 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 337 ConstructedInterpolants, 0 QuantifiedInterpolants, 824 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...