/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-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe025_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 07:44:02,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 07:44:02,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 07:44:02,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 07:44:03,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 07:44:03,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 07:44:03,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 07:44:03,064 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-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-10 07:44:03,091 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 07:44:03,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 07:44:03,092 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 07:44:03,092 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 07:44:03,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 07:44:03,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 07:44:03,094 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 07:44:03,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 07:44:03,095 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 07:44:03,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 07:44:03,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 07:44:03,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 07:44:03,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 07:44:03,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 07:44:03,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 07:44:03,096 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 07:44:03,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 07:44:03,096 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 07:44:03,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 07:44:03,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 07:44:03,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 07:44:03,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 07:44:03,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 07:44:03,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 07:44:03,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 07:44:03,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 07:44:03,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 07:44:03,097 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 07:44:03,097 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-10 07:44:03,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 07:44:03,097 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 07:44:03,097 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 07:44:03,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 07:44:03,098 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 07:44:03,098 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 07:44:03,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 07:44:03,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 07:44:03,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 07:44:03,373 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 07:44:03,374 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 07:44:03,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe025_pso.oepc.i [2021-07-10 07:44:03,411 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/181869472/23799406a33d43f1ac510de9cdd847e1/FLAGe87bffd9d [2021-07-10 07:44:03,831 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 07:44:03,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe025_pso.oepc.i [2021-07-10 07:44:03,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/181869472/23799406a33d43f1ac510de9cdd847e1/FLAGe87bffd9d [2021-07-10 07:44:04,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/181869472/23799406a33d43f1ac510de9cdd847e1 [2021-07-10 07:44:04,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 07:44:04,187 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 07:44:04,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 07:44:04,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 07:44:04,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 07:44:04,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:44:04" (1/1) ... [2021-07-10 07:44:04,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f8cdc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04, skipping insertion in model container [2021-07-10 07:44:04,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:44:04" (1/1) ... [2021-07-10 07:44:04,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 07:44:04,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 07:44:04,351 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/safe025_pso.oepc.i[950,963] [2021-07-10 07:44:04,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:44:04,465 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 07:44:04,472 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/safe025_pso.oepc.i[950,963] [2021-07-10 07:44:04,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:44:04,515 INFO L208 MainTranslator]: Completed translation [2021-07-10 07:44:04,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04 WrapperNode [2021-07-10 07:44:04,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 07:44:04,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 07:44:04,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 07:44:04,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 07:44:04,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04" (1/1) ... [2021-07-10 07:44:04,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04" (1/1) ... [2021-07-10 07:44:04,549 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 07:44:04,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 07:44:04,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 07:44:04,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 07:44:04,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04" (1/1) ... [2021-07-10 07:44:04,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04" (1/1) ... [2021-07-10 07:44:04,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04" (1/1) ... [2021-07-10 07:44:04,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04" (1/1) ... [2021-07-10 07:44:04,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04" (1/1) ... [2021-07-10 07:44:04,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04" (1/1) ... [2021-07-10 07:44:04,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04" (1/1) ... [2021-07-10 07:44:04,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 07:44:04,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 07:44:04,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 07:44:04,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 07:44:04,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04" (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 07:44:04,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 07:44:04,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 07:44:04,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 07:44:04,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 07:44:04,689 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 07:44:04,689 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 07:44:04,689 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 07:44:04,689 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 07:44:04,689 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 07:44:04,689 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 07:44:04,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 07:44:04,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 07:44:04,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 07:44:04,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 07:44:04,690 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 07:44:04,984 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 07:44:04,984 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 07:44:04,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:44:04 BoogieIcfgContainer [2021-07-10 07:44:04,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 07:44:04,987 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 07:44:04,987 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 07:44:04,989 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 07:44:04,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 07:44:04" (1/3) ... [2021-07-10 07:44:04,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cea45a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:44:04, skipping insertion in model container [2021-07-10 07:44:04,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:04" (2/3) ... [2021-07-10 07:44:04,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cea45a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:44:04, skipping insertion in model container [2021-07-10 07:44:04,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:44:04" (3/3) ... [2021-07-10 07:44:04,991 INFO L111 eAbstractionObserver]: Analyzing ICFG safe025_pso.oepc.i [2021-07-10 07:44:04,996 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 07:44:04,996 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 07:44:04,996 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 07:44:04,997 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 07:44:05,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,020 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,021 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,021 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,021 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,022 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,022 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,022 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,023 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,023 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,023 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,023 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,024 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,024 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,024 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,024 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,024 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,024 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,025 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,025 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,025 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,025 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,025 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,025 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,025 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,025 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,027 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,027 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,027 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,027 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,032 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,032 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,033 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,033 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,034 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,034 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:05,035 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 07:44:05,051 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 07:44:05,087 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 07:44:05,087 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 07:44:05,087 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 07:44:05,087 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 07:44:05,087 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 07:44:05,087 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 07:44:05,087 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 07:44:05,087 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 07:44:05,289 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:05,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:05,293 INFO L82 PathProgramCache]: Analyzing trace with hash -962747694, now seen corresponding path program 1 times [2021-07-10 07:44:05,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:05,301 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839723595] [2021-07-10 07:44:05,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:05,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:05,500 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 07:44:05,501 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:05,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839723595] [2021-07-10 07:44:05,502 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839723595] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:05,502 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:05,502 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 07:44:05,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865167774] [2021-07-10 07:44:05,506 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 07:44:05,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:05,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 07:44:05,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 07:44:05,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:05,524 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:05,527 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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 07:44:05,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:05,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:05,554 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 07:44:05,554 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:05,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:05,555 INFO L82 PathProgramCache]: Analyzing trace with hash -2047595279, now seen corresponding path program 1 times [2021-07-10 07:44:05,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:05,555 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060852301] [2021-07-10 07:44:05,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:05,740 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 07:44:05,740 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:05,740 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060852301] [2021-07-10 07:44:05,741 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060852301] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:05,741 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:05,741 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:44:05,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562019954] [2021-07-10 07:44:05,742 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:44:05,742 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:05,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:44:05,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:44:05,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:05,743 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:05,743 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 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 07:44:05,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:05,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:05,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:05,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:44:05,920 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 07:44:05,920 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:05,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:05,921 INFO L82 PathProgramCache]: Analyzing trace with hash -1421105937, now seen corresponding path program 1 times [2021-07-10 07:44:05,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:05,921 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166494877] [2021-07-10 07:44:05,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:06,002 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 07:44:06,002 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:06,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166494877] [2021-07-10 07:44:06,002 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166494877] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:06,003 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:06,003 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:44:06,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929758863] [2021-07-10 07:44:06,003 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:44:06,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:06,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:44:06,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:44:06,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:06,004 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:06,004 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 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) [2021-07-10 07:44:06,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:06,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:44:06,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:06,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:06,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:44:06,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:44:06,131 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 07:44:06,131 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:06,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:06,131 INFO L82 PathProgramCache]: Analyzing trace with hash -1759713417, now seen corresponding path program 1 times [2021-07-10 07:44:06,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:06,132 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162261999] [2021-07-10 07:44:06,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:06,223 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 07:44:06,224 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:06,224 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162261999] [2021-07-10 07:44:06,224 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162261999] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:06,224 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:06,224 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:44:06,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91668] [2021-07-10 07:44:06,225 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:44:06,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:06,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:44:06,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:44:06,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:06,225 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:06,225 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:44:06,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:06,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:44:06,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:44:06,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:06,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:06,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:44:06,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:44:06,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 07:44:06,454 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 07:44:06,454 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:06,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:06,455 INFO L82 PathProgramCache]: Analyzing trace with hash 1509403439, now seen corresponding path program 1 times [2021-07-10 07:44:06,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:06,455 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030003929] [2021-07-10 07:44:06,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:06,594 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 07:44:06,595 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:06,595 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030003929] [2021-07-10 07:44:06,595 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030003929] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:06,596 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:06,596 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:44:06,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368336566] [2021-07-10 07:44:06,598 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:44:06,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:06,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:44:06,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:44:06,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:06,599 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:06,599 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 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 07:44:06,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:06,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:44:06,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:44:06,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 07:44:06,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:44:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 07:44:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 07:44:06,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 07:44:06,949 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 07:44:06,949 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:06,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:06,949 INFO L82 PathProgramCache]: Analyzing trace with hash 1527837465, now seen corresponding path program 2 times [2021-07-10 07:44:06,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:06,950 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775121164] [2021-07-10 07:44:06,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:07,051 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 07:44:07,051 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:07,051 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775121164] [2021-07-10 07:44:07,051 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775121164] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:07,052 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:07,052 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 07:44:07,052 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456369798] [2021-07-10 07:44:07,052 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 07:44:07,052 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:07,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 07:44:07,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 07:44:07,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:07,053 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:07,053 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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 07:44:07,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:07,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:44:07,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 07:44:07,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 07:44:07,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 07:44:07,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:07,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:07,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 07:44:07,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 07:44:07,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:07,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:07,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:07,439 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 07:44:07,439 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:07,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:07,439 INFO L82 PathProgramCache]: Analyzing trace with hash -376635615, now seen corresponding path program 1 times [2021-07-10 07:44:07,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:07,439 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061673312] [2021-07-10 07:44:07,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:07,562 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 07:44:07,562 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:07,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061673312] [2021-07-10 07:44:07,562 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061673312] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:07,562 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:07,562 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:44:07,562 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293127946] [2021-07-10 07:44:07,563 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:44:07,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:07,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:44:07,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:44:07,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:07,565 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:07,565 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 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 07:44:07,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:07,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 07:44:07,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 07:44:07,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:07,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:07,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:07,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:07,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:07,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 07:44:07,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 07:44:07,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:07,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:07,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:07,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 07:44:07,799 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-10 07:44:07,799 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:07,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:07,799 INFO L82 PathProgramCache]: Analyzing trace with hash 1748104305, now seen corresponding path program 1 times [2021-07-10 07:44:07,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:07,799 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877054711] [2021-07-10 07:44:07,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:07,916 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 07:44:07,917 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:07,917 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877054711] [2021-07-10 07:44:07,917 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877054711] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:07,917 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:07,917 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:44:07,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966375598] [2021-07-10 07:44:07,917 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:44:07,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:07,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:44:07,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:44:07,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:07,918 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:07,918 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:44:07,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:07,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 07:44:07,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 07:44:07,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:07,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:07,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:07,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 07:44:07,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 07:44:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 07:44:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 07:44:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:44:08,241 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-10 07:44:08,242 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:08,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:08,242 INFO L82 PathProgramCache]: Analyzing trace with hash 53815133, now seen corresponding path program 2 times [2021-07-10 07:44:08,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:08,242 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482088311] [2021-07-10 07:44:08,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:08,313 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 07:44:08,314 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:08,314 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482088311] [2021-07-10 07:44:08,314 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482088311] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:08,314 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:08,314 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:44:08,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139603272] [2021-07-10 07:44:08,314 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:44:08,315 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:08,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:44:08,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:44:08,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:08,315 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:08,315 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:44:08,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:08,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 07:44:08,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 07:44:08,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:08,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:08,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:08,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 07:44:08,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:44:08,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:08,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:08,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 07:44:08,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 07:44:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 07:44:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 07:44:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:44:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:44:08,560 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-10 07:44:08,568 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 07:44:08,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 07:44:08 BasicIcfg [2021-07-10 07:44:08,570 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 07:44:08,570 INFO L168 Benchmark]: Toolchain (without parser) took 4383.57 ms. Allocated memory was 172.0 MB in the beginning and 345.0 MB in the end (delta: 173.0 MB). Free memory was 135.1 MB in the beginning and 223.3 MB in the end (delta: -88.3 MB). Peak memory consumption was 85.5 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:08,571 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 172.0 MB. Free memory is still 153.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 07:44:08,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 327.57 ms. Allocated memory is still 172.0 MB. Free memory was 134.8 MB in the beginning and 146.0 MB in the end (delta: -11.2 MB). Peak memory consumption was 12.7 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:08,571 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.69 ms. Allocated memory is still 172.0 MB. Free memory was 146.0 MB in the beginning and 143.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:08,571 INFO L168 Benchmark]: Boogie Preprocessor took 24.13 ms. Allocated memory is still 172.0 MB. Free memory was 143.9 MB in the beginning and 142.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:08,571 INFO L168 Benchmark]: RCFGBuilder took 411.59 ms. Allocated memory is still 172.0 MB. Free memory was 142.3 MB in the beginning and 118.7 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:08,572 INFO L168 Benchmark]: TraceAbstraction took 3582.91 ms. Allocated memory was 172.0 MB in the beginning and 345.0 MB in the end (delta: 173.0 MB). Free memory was 118.2 MB in the beginning and 223.3 MB in the end (delta: -105.2 MB). Peak memory consumption was 68.6 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:08,572 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 172.0 MB. Free memory is still 153.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 327.57 ms. Allocated memory is still 172.0 MB. Free memory was 134.8 MB in the beginning and 146.0 MB in the end (delta: -11.2 MB). Peak memory consumption was 12.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 32.69 ms. Allocated memory is still 172.0 MB. Free memory was 146.0 MB in the beginning and 143.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 24.13 ms. Allocated memory is still 172.0 MB. Free memory was 143.9 MB in the beginning and 142.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 411.59 ms. Allocated memory is still 172.0 MB. Free memory was 142.3 MB in the beginning and 118.7 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3582.91 ms. Allocated memory was 172.0 MB in the beginning and 345.0 MB in the end (delta: 173.0 MB). Free memory was 118.2 MB in the beginning and 223.3 MB in the end (delta: -105.2 MB). Peak memory consumption was 68.6 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: 18106, positive: 17514, positive conditional: 12711, positive unconditional: 4803, negative: 592, negative conditional: 538, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 17967, positive: 17514, positive conditional: 12711, positive unconditional: 4803, negative: 453, negative conditional: 399, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 17967, positive: 17086, positive conditional: 0, positive unconditional: 17086, negative: 881, negative conditional: 0, negative unconditional: 881, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1174, positive: 1146, positive conditional: 0, positive unconditional: 1146, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1174, positive: 1140, positive conditional: 0, positive unconditional: 1140, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17967, positive: 15940, positive conditional: 0, positive unconditional: 15940, negative: 853, negative conditional: 0, negative unconditional: 853, unknown: 1174, unknown conditional: 0, unknown unconditional: 1174] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752 ], Maximal queried relation: 9, Independence queries for same thread: 139 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 209, Number of persistent set computation: 337, Number of trivial persistent sets: 90, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18106, positive: 17514, positive conditional: 12711, positive unconditional: 4803, negative: 592, negative conditional: 538, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 17967, positive: 17514, positive conditional: 12711, positive unconditional: 4803, negative: 453, negative conditional: 399, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 17967, positive: 17086, positive conditional: 0, positive unconditional: 17086, negative: 881, negative conditional: 0, negative unconditional: 881, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1174, positive: 1146, positive conditional: 0, positive unconditional: 1146, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1174, positive: 1140, positive conditional: 0, positive unconditional: 1140, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17967, positive: 15940, positive conditional: 0, positive unconditional: 15940, negative: 853, negative conditional: 0, negative unconditional: 853, unknown: 1174, unknown conditional: 0, unknown unconditional: 1174] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752, SemanticConditionEliminator.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4914, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 4486, negative conditional: 662, negative unconditional: 3824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 35, positive conditional: 29, positive unconditional: 6, negative: 116, negative conditional: 88, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, positive: 37, positive conditional: 30, positive unconditional: 6, negative: 214, negative conditional: 96, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4914, positive: 399, positive conditional: 399, positive unconditional: 0, negative: 4398, negative conditional: 574, negative unconditional: 3824, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1291, Positive cache size: 1175, Positive conditional cache size: 29, Positive unconditional cache size: 1146, Negative cache size: 116, Negative conditional cache size: 88, Negative unconditional cache size: 28, Eliminated conditions: 3752 ], Maximal queried relation: 9, Independence queries for same thread: 139 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3504.5ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.0ms, PartialOrderReductionTime: 2282.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 119, 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: 24.7ms SsaConstructionTime, 177.3ms SatisfiabilityAnalysisTime, 787.2ms InterpolantComputationTime, 516 NumberOfCodeBlocks, 516 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 507 ConstructedInterpolants, 0 QuantifiedInterpolants, 1297 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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...