/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe020_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:08:14,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:08:14,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:08:14,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 12:08:14,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 12:08:14,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 12:08:14,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 12:08:14,198 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf [2021-06-17 12:08:14,234 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:08:14,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:08:14,234 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:08:14,234 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:08:14,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:08:14,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:08:14,236 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:08:14,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:08:14,237 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:08:14,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:08:14,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:08:14,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:08:14,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:08:14,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:08:14,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:08:14,238 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:08:14,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:08:14,238 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:08:14,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:08:14,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:08:14,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:08:14,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:08:14,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:08:14,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:08:14,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:08:14,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:08:14,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:08:14,239 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:08:14,240 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:08:14,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:08:14,240 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:08:14,240 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:08:14,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:08:14,240 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:08:14,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:08:14,240 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:08:14,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:08:14,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:08:14,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:08:14,527 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 12:08:14,528 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 12:08:14,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe020_tso.opt.i [2021-06-17 12:08:14,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d75c84722/5ffa7ca683854770a4f00117322325f9/FLAG57098cad7 [2021-06-17 12:08:14,980 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 12:08:14,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_tso.opt.i [2021-06-17 12:08:14,998 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d75c84722/5ffa7ca683854770a4f00117322325f9/FLAG57098cad7 [2021-06-17 12:08:15,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d75c84722/5ffa7ca683854770a4f00117322325f9 [2021-06-17 12:08:15,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:08:15,017 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 12:08:15,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 12:08:15,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 12:08:15,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 12:08:15,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:08:15" (1/1) ... [2021-06-17 12:08:15,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b792b22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15, skipping insertion in model container [2021-06-17 12:08:15,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:08:15" (1/1) ... [2021-06-17 12:08:15,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 12:08:15,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 12:08:15,203 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/safe020_tso.opt.i[949,962] [2021-06-17 12:08:15,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:08:15,369 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 12:08:15,378 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/safe020_tso.opt.i[949,962] [2021-06-17 12:08:15,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:08:15,461 INFO L208 MainTranslator]: Completed translation [2021-06-17 12:08:15,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15 WrapperNode [2021-06-17 12:08:15,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 12:08:15,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:08:15,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:08:15,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:08:15,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15" (1/1) ... [2021-06-17 12:08:15,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15" (1/1) ... [2021-06-17 12:08:15,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:08:15,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:08:15,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:08:15,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:08:15,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15" (1/1) ... [2021-06-17 12:08:15,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15" (1/1) ... [2021-06-17 12:08:15,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15" (1/1) ... [2021-06-17 12:08:15,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15" (1/1) ... [2021-06-17 12:08:15,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15" (1/1) ... [2021-06-17 12:08:15,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15" (1/1) ... [2021-06-17 12:08:15,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15" (1/1) ... [2021-06-17 12:08:15,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:08:15,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:08:15,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:08:15,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:08:15,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:08:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 12:08:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 12:08:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 12:08:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 12:08:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 12:08:15,592 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 12:08:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 12:08:15,592 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 12:08:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 12:08:15,592 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 12:08:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 12:08:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 12:08:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:08:15,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:08:15,593 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 12:08:15,912 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:08:15,912 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 12:08:15,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:08:15 BoogieIcfgContainer [2021-06-17 12:08:15,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:08:15,916 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:08:15,916 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:08:15,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:08:15,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 12:08:15" (1/3) ... [2021-06-17 12:08:15,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23193b28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:08:15, skipping insertion in model container [2021-06-17 12:08:15,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:08:15" (2/3) ... [2021-06-17 12:08:15,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23193b28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:08:15, skipping insertion in model container [2021-06-17 12:08:15,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:08:15" (3/3) ... [2021-06-17 12:08:15,920 INFO L111 eAbstractionObserver]: Analyzing ICFG safe020_tso.opt.i [2021-06-17 12:08:15,924 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:08:15,924 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:08:15,924 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 12:08:15,925 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:08:15,953 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,953 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,953 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,953 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,954 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,954 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,955 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,955 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,956 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,956 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,958 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,960 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,960 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,961 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,961 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,961 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,965 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,965 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,965 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,965 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,967 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,967 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,967 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,967 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,971 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,971 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,971 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,971 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,973 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,973 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:08:15,975 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 12:08:15,999 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 12:08:16,047 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:08:16,047 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:08:16,047 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:08:16,048 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:08:16,048 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:08:16,048 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:08:16,048 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:08:16,048 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:08:16,149 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:08:16,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:08:16,152 INFO L82 PathProgramCache]: Analyzing trace with hash -1494233441, now seen corresponding path program 1 times [2021-06-17 12:08:16,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:08:16,158 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94475475] [2021-06-17 12:08:16,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:08:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:08:16,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:08:16,281 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:08:16,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94475475] [2021-06-17 12:08:16,282 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94475475] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:08:16,282 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:08:16,282 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 12:08:16,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688823128] [2021-06-17 12:08:16,285 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 12:08:16,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:08:16,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 12:08:16,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 12:08:16,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:16,295 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:08:16,296 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:08:16,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:16,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:16,312 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:08:16,312 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:08:16,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:08:16,312 INFO L82 PathProgramCache]: Analyzing trace with hash -1134166717, now seen corresponding path program 1 times [2021-06-17 12:08:16,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:08:16,313 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251868088] [2021-06-17 12:08:16,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:08:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:08:16,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:08:16,499 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:08:16,499 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251868088] [2021-06-17 12:08:16,499 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251868088] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:08:16,499 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:08:16,499 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 12:08:16,500 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870185469] [2021-06-17 12:08:16,500 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 12:08:16,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:08:16,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 12:08:16,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 12:08:16,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:16,501 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:08:16,501 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:08:16,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:16,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:16,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:16,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:16,613 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:08:16,613 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:08:16,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:08:16,613 INFO L82 PathProgramCache]: Analyzing trace with hash -475371077, now seen corresponding path program 2 times [2021-06-17 12:08:16,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:08:16,613 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87483503] [2021-06-17 12:08:16,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:08:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:08:16,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:08:16,770 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:08:16,770 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87483503] [2021-06-17 12:08:16,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87483503] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:08:16,770 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:08:16,770 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:08:16,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596965320] [2021-06-17 12:08:16,771 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:08:16,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:08:16,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:08:16,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:08:16,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:16,772 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:08:16,772 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:08:16,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:16,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:16,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:17,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:17,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:17,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:08:17,617 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 12:08:17,618 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:08:17,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:08:17,618 INFO L82 PathProgramCache]: Analyzing trace with hash -1484512075, now seen corresponding path program 3 times [2021-06-17 12:08:17,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:08:17,618 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120775331] [2021-06-17 12:08:17,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:08:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:08:17,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:08:17,743 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:08:17,743 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120775331] [2021-06-17 12:08:17,743 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120775331] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:08:17,743 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:08:17,743 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:08:17,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749425565] [2021-06-17 12:08:17,744 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:08:17,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:08:17,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:08:17,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:08:17,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:17,746 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:08:17,746 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:08:17,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:17,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:17,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:08:17,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:18,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:18,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:18,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:08:18,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:08:18,346 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 12:08:18,346 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:08:18,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:08:18,347 INFO L82 PathProgramCache]: Analyzing trace with hash -260800367, now seen corresponding path program 4 times [2021-06-17 12:08:18,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:08:18,347 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719775429] [2021-06-17 12:08:18,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:08:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:08:18,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:08:18,429 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:08:18,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719775429] [2021-06-17 12:08:18,430 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719775429] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:08:18,430 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:08:18,430 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:08:18,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562360910] [2021-06-17 12:08:18,430 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:08:18,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:08:18,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:08:18,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:08:18,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:18,431 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:08:18,431 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:08:18,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:18,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:18,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:08:18,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:08:18,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:19,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:08:19,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:08:19,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:08:19,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:08:19,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:08:19,309 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 12:08:19,316 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:08:19,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:08:19 BasicIcfg [2021-06-17 12:08:19,317 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:08:19,318 INFO L168 Benchmark]: Toolchain (without parser) took 4300.89 ms. Allocated memory was 216.0 MB in the beginning and 382.7 MB in the end (delta: 166.7 MB). Free memory was 179.2 MB in the beginning and 124.6 MB in the end (delta: 54.5 MB). Peak memory consumption was 230.9 MB. Max. memory is 8.0 GB. [2021-06-17 12:08:19,318 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 216.0 MB. Free memory is still 197.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:08:19,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.52 ms. Allocated memory is still 216.0 MB. Free memory was 179.0 MB in the beginning and 177.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-06-17 12:08:19,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.14 ms. Allocated memory is still 216.0 MB. Free memory was 177.7 MB in the beginning and 176.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:08:19,319 INFO L168 Benchmark]: Boogie Preprocessor took 31.15 ms. Allocated memory is still 216.0 MB. Free memory was 176.1 MB in the beginning and 174.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:08:19,319 INFO L168 Benchmark]: RCFGBuilder took 376.58 ms. Allocated memory is still 216.0 MB. Free memory was 174.5 MB in the beginning and 151.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:08:19,319 INFO L168 Benchmark]: TraceAbstraction took 3401.71 ms. Allocated memory was 216.0 MB in the beginning and 382.7 MB in the end (delta: 166.7 MB). Free memory was 150.9 MB in the beginning and 124.6 MB in the end (delta: 26.3 MB). Peak memory consumption was 203.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:08:19,321 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 216.0 MB. Free memory is still 197.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 442.52 ms. Allocated memory is still 216.0 MB. Free memory was 179.0 MB in the beginning and 177.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 43.14 ms. Allocated memory is still 216.0 MB. Free memory was 177.7 MB in the beginning and 176.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 31.15 ms. Allocated memory is still 216.0 MB. Free memory was 176.1 MB in the beginning and 174.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 376.58 ms. Allocated memory is still 216.0 MB. Free memory was 174.5 MB in the beginning and 151.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3401.71 ms. Allocated memory was 216.0 MB in the beginning and 382.7 MB in the end (delta: 166.7 MB). Free memory was 150.9 MB in the beginning and 124.6 MB in the end (delta: 26.3 MB). Peak memory consumption was 203.0 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: 46359, positive: 44308, positive conditional: 40478, positive unconditional: 3830, negative: 2051, negative conditional: 1991, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 44606, positive: 44308, positive conditional: 40478, positive unconditional: 3830, negative: 298, negative conditional: 238, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 44606, positive: 43750, positive conditional: 0, positive unconditional: 43750, negative: 856, negative conditional: 0, negative unconditional: 856, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1145, positive: 1127, positive conditional: 0, positive unconditional: 1127, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1145, positive: 1121, positive conditional: 0, positive unconditional: 1121, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 28, positive conditional: 17, positive unconditional: 10, negative: 55, negative conditional: 9, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 44606, positive: 42623, positive conditional: 0, positive unconditional: 42623, negative: 838, negative conditional: 0, negative unconditional: 838, unknown: 1145, unknown conditional: 0, unknown unconditional: 1145] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, SemanticConditionEliminator.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 28, positive conditional: 17, positive unconditional: 10, negative: 55, negative conditional: 9, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2841, positive: 550, positive conditional: 550, positive unconditional: 0, negative: 2277, negative conditional: 186, negative unconditional: 2091, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 1945, SemanticConditionEliminator.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 28, positive conditional: 17, positive unconditional: 10, negative: 55, negative conditional: 9, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2841, positive: 550, positive conditional: 550, positive unconditional: 0, negative: 2277, negative conditional: 186, negative unconditional: 2091, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 1945, SemanticConditionEliminator.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 28, positive conditional: 17, positive unconditional: 10, negative: 55, negative conditional: 9, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2841, positive: 550, positive conditional: 550, positive unconditional: 0, negative: 2277, negative conditional: 186, negative unconditional: 2091, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 1945, SemanticConditionEliminator.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 28, positive conditional: 17, positive unconditional: 10, negative: 55, negative conditional: 9, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2841, positive: 550, positive conditional: 550, positive unconditional: 0, negative: 2277, negative conditional: 186, negative unconditional: 2091, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 1945, SemanticConditionEliminator.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 28, positive conditional: 17, positive unconditional: 10, negative: 55, negative conditional: 9, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2841, positive: 550, positive conditional: 550, positive unconditional: 0, negative: 2277, negative conditional: 186, negative unconditional: 2091, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 1945 ], Maximal queried relation: 5, Independence queries for same thread: 1753 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1078, Number of persistent set computation: 25765, Number of trivial persistent sets: 20368, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46359, positive: 44308, positive conditional: 40478, positive unconditional: 3830, negative: 2051, negative conditional: 1991, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 44606, positive: 44308, positive conditional: 40478, positive unconditional: 3830, negative: 298, negative conditional: 238, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 44606, positive: 43750, positive conditional: 0, positive unconditional: 43750, negative: 856, negative conditional: 0, negative unconditional: 856, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1145, positive: 1127, positive conditional: 0, positive unconditional: 1127, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1145, positive: 1121, positive conditional: 0, positive unconditional: 1121, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 28, positive conditional: 17, positive unconditional: 10, negative: 55, negative conditional: 9, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 44606, positive: 42623, positive conditional: 0, positive unconditional: 42623, negative: 838, negative conditional: 0, negative unconditional: 838, unknown: 1145, unknown conditional: 0, unknown unconditional: 1145] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, SemanticConditionEliminator.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 28, positive conditional: 17, positive unconditional: 10, negative: 55, negative conditional: 9, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2841, positive: 550, positive conditional: 550, positive unconditional: 0, negative: 2277, negative conditional: 186, negative unconditional: 2091, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 1945, SemanticConditionEliminator.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 28, positive conditional: 17, positive unconditional: 10, negative: 55, negative conditional: 9, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2841, positive: 550, positive conditional: 550, positive unconditional: 0, negative: 2277, negative conditional: 186, negative unconditional: 2091, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 1945, SemanticConditionEliminator.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 28, positive conditional: 17, positive unconditional: 10, negative: 55, negative conditional: 9, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2841, positive: 550, positive conditional: 550, positive unconditional: 0, negative: 2277, negative conditional: 186, negative unconditional: 2091, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 1945, SemanticConditionEliminator.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 28, positive conditional: 17, positive unconditional: 10, negative: 55, negative conditional: 9, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2841, positive: 550, positive conditional: 550, positive unconditional: 0, negative: 2277, negative conditional: 186, negative unconditional: 2091, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 1945, SemanticConditionEliminator.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2841, positive: 558, positive conditional: 558, positive unconditional: 0, negative: 2283, negative conditional: 192, negative unconditional: 2091, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 28, positive conditional: 17, positive unconditional: 10, negative: 55, negative conditional: 9, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2841, positive: 550, positive conditional: 550, positive unconditional: 0, negative: 2277, negative conditional: 186, negative unconditional: 2091, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1135, Positive conditional cache size: 8, Positive unconditional cache size: 1127, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 1945 ], Maximal queried relation: 5, Independence queries for same thread: 1753 - 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, 104 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3290.8ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.4ms, PartialOrderReductionTime: 2539.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 18.5ms SsaConstructionTime, 128.5ms SatisfiabilityAnalysisTime, 459.3ms InterpolantComputationTime, 326 NumberOfCodeBlocks, 326 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 321 ConstructedInterpolants, 0 QuantifiedInterpolants, 830 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...