/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/safe025_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:09:26,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:09:26,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:09:26,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 12:09:26,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 12:09:26,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 12:09:26,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 12:09:26,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 12:09:26,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 12:09:26,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 12:09:26,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 12:09:26,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 12:09:26,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 12:09:26,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 12:09:26,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 12:09:26,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 12:09:26,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 12:09:26,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 12:09:26,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 12:09:26,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 12:09:26,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 12:09:26,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 12:09:26,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 12:09:26,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 12:09:26,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 12:09:26,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 12:09:26,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 12:09:26,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 12:09:26,267 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 12:09:26,297 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:09:26,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:09:26,298 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:09:26,298 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:09:26,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:09:26,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:09:26,301 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:09:26,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:09:26,301 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:09:26,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:09:26,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:09:26,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:09:26,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:09:26,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:09:26,302 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:09:26,302 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:09:26,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:09:26,302 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:09:26,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:09:26,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:09:26,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:09:26,303 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:09:26,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:09:26,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:09:26,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:09:26,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:09:26,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:09:26,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:09:26,304 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:09:26,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:09:26,304 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:09:26,304 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:09:26,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:09:26,304 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:09:26,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:09:26,305 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:09:26,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:09:26,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:09:26,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:09:26,667 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 12:09:26,667 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 12:09:26,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe025_tso.opt.i [2021-06-17 12:09:26,706 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91ab2bf1a/9a231c5f77f54d0d8e17bcf90d65ab87/FLAGb9d207230 [2021-06-17 12:09:27,159 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 12:09:27,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe025_tso.opt.i [2021-06-17 12:09:27,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91ab2bf1a/9a231c5f77f54d0d8e17bcf90d65ab87/FLAGb9d207230 [2021-06-17 12:09:27,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91ab2bf1a/9a231c5f77f54d0d8e17bcf90d65ab87 [2021-06-17 12:09:27,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:09:27,452 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 12:09:27,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 12:09:27,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 12:09:27,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 12:09:27,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:09:27" (1/1) ... [2021-06-17 12:09:27,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d761a92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27, skipping insertion in model container [2021-06-17 12:09:27,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:09:27" (1/1) ... [2021-06-17 12:09:27,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 12:09:27,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 12:09:27,644 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_tso.opt.i[949,962] [2021-06-17 12:09:27,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:09:27,832 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 12:09:27,841 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_tso.opt.i[949,962] [2021-06-17 12:09:27,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:09:27,920 INFO L208 MainTranslator]: Completed translation [2021-06-17 12:09:27,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27 WrapperNode [2021-06-17 12:09:27,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 12:09:27,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:09:27,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:09:27,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:09:27,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27" (1/1) ... [2021-06-17 12:09:27,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27" (1/1) ... [2021-06-17 12:09:27,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:09:27,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:09:27,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:09:27,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:09:27,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27" (1/1) ... [2021-06-17 12:09:27,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27" (1/1) ... [2021-06-17 12:09:27,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27" (1/1) ... [2021-06-17 12:09:27,963 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27" (1/1) ... [2021-06-17 12:09:27,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27" (1/1) ... [2021-06-17 12:09:27,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27" (1/1) ... [2021-06-17 12:09:27,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27" (1/1) ... [2021-06-17 12:09:27,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:09:27,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:09:27,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:09:27,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:09:27,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27" (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 12:09:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 12:09:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 12:09:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 12:09:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 12:09:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 12:09:28,021 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 12:09:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 12:09:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 12:09:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 12:09:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 12:09:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 12:09:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 12:09:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:09:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:09:28,023 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 12:09:28,231 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:09:28,231 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 12:09:28,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:09:28 BoogieIcfgContainer [2021-06-17 12:09:28,233 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:09:28,234 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:09:28,234 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:09:28,236 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:09:28,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 12:09:27" (1/3) ... [2021-06-17 12:09:28,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c4c2d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:09:28, skipping insertion in model container [2021-06-17 12:09:28,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:09:27" (2/3) ... [2021-06-17 12:09:28,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c4c2d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:09:28, skipping insertion in model container [2021-06-17 12:09:28,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:09:28" (3/3) ... [2021-06-17 12:09:28,237 INFO L111 eAbstractionObserver]: Analyzing ICFG safe025_tso.opt.i [2021-06-17 12:09:28,241 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:09:28,241 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:09:28,241 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 12:09:28,241 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:09:28,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,264 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,264 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,264 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,264 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,266 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,266 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,266 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,266 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,266 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,266 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,266 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,266 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,267 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,267 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,267 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,267 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,268 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,268 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,268 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,268 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,270 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,270 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,271 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,271 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,274 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,274 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,276 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,276 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:09:28,277 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 12:09:28,290 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 12:09:28,321 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:09:28,322 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:09:28,322 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:09:28,322 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:09:28,322 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:09:28,322 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:09:28,322 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:09:28,322 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:09:28,534 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:09:28,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:09:28,541 INFO L82 PathProgramCache]: Analyzing trace with hash -1133429229, now seen corresponding path program 1 times [2021-06-17 12:09:28,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:09:28,546 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094357810] [2021-06-17 12:09:28,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:09:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:09:28,924 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 12:09:28,925 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:09:28,925 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094357810] [2021-06-17 12:09:28,926 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094357810] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:09:28,926 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:09:28,926 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:09:28,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262531965] [2021-06-17 12:09:28,929 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:09:28,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:09:28,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:09:28,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:09:28,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:28,940 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:09:28,941 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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 12:09:28,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:29,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:29,098 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:09:29,098 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:09:29,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:09:29,098 INFO L82 PathProgramCache]: Analyzing trace with hash 1109960767, now seen corresponding path program 1 times [2021-06-17 12:09:29,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:09:29,099 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511280459] [2021-06-17 12:09:29,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:09:29,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:09:29,196 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 12:09:29,196 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:09:29,197 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511280459] [2021-06-17 12:09:29,197 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511280459] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:09:29,197 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:09:29,197 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:09:29,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173151914] [2021-06-17 12:09:29,198 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:09:29,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:09:29,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:09:29,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:09:29,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:29,199 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:09:29,199 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:09:29,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:29,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:29,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:29,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 12:09:29,697 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:09:29,697 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:09:29,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:09:29,697 INFO L82 PathProgramCache]: Analyzing trace with hash -1495150305, now seen corresponding path program 2 times [2021-06-17 12:09:29,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:09:29,697 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187696103] [2021-06-17 12:09:29,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:09:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:09:29,815 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 12:09:29,816 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:09:29,816 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187696103] [2021-06-17 12:09:29,816 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187696103] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:09:29,817 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:09:29,817 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:09:29,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567645531] [2021-06-17 12:09:29,817 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:09:29,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:09:29,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:09:29,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:09:29,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:29,820 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:09:29,821 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 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 12:09:29,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:29,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-17 12:09:29,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:30,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:30,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 12:09:30,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 12:09:30,799 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 12:09:30,799 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:09:30,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:09:30,799 INFO L82 PathProgramCache]: Analyzing trace with hash -1939424955, now seen corresponding path program 3 times [2021-06-17 12:09:30,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:09:30,800 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309221903] [2021-06-17 12:09:30,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:09:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:09:30,877 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 12:09:30,877 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:09:30,877 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309221903] [2021-06-17 12:09:30,877 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309221903] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:09:30,878 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:09:30,878 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:09:30,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959606420] [2021-06-17 12:09:30,878 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:09:30,878 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:09:30,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:09:30,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:09:30,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:30,879 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:09:30,879 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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 12:09:30,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:30,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-17 12:09:30,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-17 12:09:30,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:31,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:31,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 12:09:31,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 12:09:31,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:31,989 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 12:09:31,989 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:09:31,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:09:31,990 INFO L82 PathProgramCache]: Analyzing trace with hash 2023831025, now seen corresponding path program 4 times [2021-06-17 12:09:31,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:09:31,990 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67862513] [2021-06-17 12:09:31,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:09:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:09:32,120 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 12:09:32,120 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:09:32,120 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67862513] [2021-06-17 12:09:32,120 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67862513] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:09:32,120 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:09:32,120 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:09:32,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434793930] [2021-06-17 12:09:32,121 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:09:32,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:09:32,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:09:32,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:09:32,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:32,122 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:09:32,122 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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 12:09:32,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:32,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-17 12:09:32,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-17 12:09:32,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:32,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:09:33,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:33,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 12:09:33,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 12:09:33,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:09:33,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:09:33,385 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 12:09:33,392 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:09:33,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:09:33 BasicIcfg [2021-06-17 12:09:33,394 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:09:33,395 INFO L168 Benchmark]: Toolchain (without parser) took 5942.09 ms. Allocated memory was 177.2 MB in the beginning and 596.6 MB in the end (delta: 419.4 MB). Free memory was 139.3 MB in the beginning and 430.0 MB in the end (delta: -290.7 MB). Peak memory consumption was 380.4 MB. Max. memory is 8.0 GB. [2021-06-17 12:09:33,395 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 177.2 MB. Free memory is still 157.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:09:33,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 465.67 ms. Allocated memory is still 177.2 MB. Free memory was 139.1 MB in the beginning and 139.5 MB in the end (delta: -400.1 kB). Peak memory consumption was 14.5 MB. Max. memory is 8.0 GB. [2021-06-17 12:09:33,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.37 ms. Allocated memory is still 177.2 MB. Free memory was 139.5 MB in the beginning and 137.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:09:33,396 INFO L168 Benchmark]: Boogie Preprocessor took 13.46 ms. Allocated memory is still 177.2 MB. Free memory was 137.4 MB in the beginning and 135.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:09:33,396 INFO L168 Benchmark]: RCFGBuilder took 262.81 ms. Allocated memory is still 177.2 MB. Free memory was 135.9 MB in the beginning and 112.3 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:09:33,396 INFO L168 Benchmark]: TraceAbstraction took 5160.26 ms. Allocated memory was 177.2 MB in the beginning and 596.6 MB in the end (delta: 419.4 MB). Free memory was 111.7 MB in the beginning and 430.0 MB in the end (delta: -318.3 MB). Peak memory consumption was 353.3 MB. Max. memory is 8.0 GB. [2021-06-17 12:09:33,397 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 177.2 MB. Free memory is still 157.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 465.67 ms. Allocated memory is still 177.2 MB. Free memory was 139.1 MB in the beginning and 139.5 MB in the end (delta: -400.1 kB). Peak memory consumption was 14.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 34.37 ms. Allocated memory is still 177.2 MB. Free memory was 139.5 MB in the beginning and 137.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.46 ms. Allocated memory is still 177.2 MB. Free memory was 137.4 MB in the beginning and 135.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 262.81 ms. Allocated memory is still 177.2 MB. Free memory was 135.9 MB in the beginning and 112.3 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5160.26 ms. Allocated memory was 177.2 MB in the beginning and 596.6 MB in the end (delta: 419.4 MB). Free memory was 111.7 MB in the beginning and 430.0 MB in the end (delta: -318.3 MB). Peak memory consumption was 353.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 87551, positive: 82623, positive conditional: 79010, positive unconditional: 3613, negative: 4928, negative conditional: 4879, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 83301, positive: 82623, positive conditional: 79010, positive unconditional: 3613, negative: 678, negative conditional: 629, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 83301, positive: 82035, positive conditional: 0, positive unconditional: 82035, negative: 1266, negative conditional: 0, negative unconditional: 1266, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1221, positive: 1198, positive conditional: 0, positive unconditional: 1198, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1221, positive: 1192, positive conditional: 0, positive unconditional: 1192, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 47, negative conditional: 24, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 130, negative conditional: 27, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 83301, positive: 80837, positive conditional: 0, positive unconditional: 80837, negative: 1243, negative conditional: 0, negative unconditional: 1243, unknown: 1221, unknown conditional: 0, unknown unconditional: 1221] , Statistics on independence cache: Total cache size (in pairs): 1255, Positive cache size: 1208, Positive conditional cache size: 10, Positive unconditional cache size: 1198, Negative cache size: 47, Negative conditional cache size: 24, Negative unconditional cache size: 23, SemanticConditionEliminator.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 47, negative conditional: 24, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 130, negative conditional: 27, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3839, positive: 578, positive conditional: 578, positive unconditional: 0, negative: 3227, negative conditional: 846, negative unconditional: 2381, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1255, Positive cache size: 1208, Positive conditional cache size: 10, Positive unconditional cache size: 1198, Negative cache size: 47, Negative conditional cache size: 24, Negative unconditional cache size: 23, Eliminated conditions: 2294, SemanticConditionEliminator.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 47, negative conditional: 24, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 130, negative conditional: 27, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3839, positive: 578, positive conditional: 578, positive unconditional: 0, negative: 3227, negative conditional: 846, negative unconditional: 2381, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1255, Positive cache size: 1208, Positive conditional cache size: 10, Positive unconditional cache size: 1198, Negative cache size: 47, Negative conditional cache size: 24, Negative unconditional cache size: 23, Eliminated conditions: 2294, SemanticConditionEliminator.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 47, negative conditional: 24, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 130, negative conditional: 27, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3839, positive: 578, positive conditional: 578, positive unconditional: 0, negative: 3227, negative conditional: 846, negative unconditional: 2381, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1255, Positive cache size: 1208, Positive conditional cache size: 10, Positive unconditional cache size: 1198, Negative cache size: 47, Negative conditional cache size: 24, Negative unconditional cache size: 23, Eliminated conditions: 2294, SemanticConditionEliminator.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 47, negative conditional: 24, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 130, negative conditional: 27, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3839, positive: 578, positive conditional: 578, positive unconditional: 0, negative: 3227, negative conditional: 846, negative unconditional: 2381, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1255, Positive cache size: 1208, Positive conditional cache size: 10, Positive unconditional cache size: 1198, Negative cache size: 47, Negative conditional cache size: 24, Negative unconditional cache size: 23, Eliminated conditions: 2294, SemanticConditionEliminator.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 47, negative conditional: 24, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 130, negative conditional: 27, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3839, positive: 578, positive conditional: 578, positive unconditional: 0, negative: 3227, negative conditional: 846, negative unconditional: 2381, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1255, Positive cache size: 1208, Positive conditional cache size: 10, Positive unconditional cache size: 1198, Negative cache size: 47, Negative conditional cache size: 24, Negative unconditional cache size: 23, Eliminated conditions: 2294 ], Maximal queried relation: 5, Independence queries for same thread: 4250 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1907, Number of persistent set computation: 50121, Number of trivial persistent sets: 42184, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 87551, positive: 82623, positive conditional: 79010, positive unconditional: 3613, negative: 4928, negative conditional: 4879, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 83301, positive: 82623, positive conditional: 79010, positive unconditional: 3613, negative: 678, negative conditional: 629, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 83301, positive: 82035, positive conditional: 0, positive unconditional: 82035, negative: 1266, negative conditional: 0, negative unconditional: 1266, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1221, positive: 1198, positive conditional: 0, positive unconditional: 1198, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1221, positive: 1192, positive conditional: 0, positive unconditional: 1192, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 47, negative conditional: 24, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 130, negative conditional: 27, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 83301, positive: 80837, positive conditional: 0, positive unconditional: 80837, negative: 1243, negative conditional: 0, negative unconditional: 1243, unknown: 1221, unknown conditional: 0, unknown unconditional: 1221] , Statistics on independence cache: Total cache size (in pairs): 1255, Positive cache size: 1208, Positive conditional cache size: 10, Positive unconditional cache size: 1198, Negative cache size: 47, Negative conditional cache size: 24, Negative unconditional cache size: 23, SemanticConditionEliminator.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 47, negative conditional: 24, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 130, negative conditional: 27, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3839, positive: 578, positive conditional: 578, positive unconditional: 0, negative: 3227, negative conditional: 846, negative unconditional: 2381, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1255, Positive cache size: 1208, Positive conditional cache size: 10, Positive unconditional cache size: 1198, Negative cache size: 47, Negative conditional cache size: 24, Negative unconditional cache size: 23, Eliminated conditions: 2294, SemanticConditionEliminator.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 47, negative conditional: 24, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 130, negative conditional: 27, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3839, positive: 578, positive conditional: 578, positive unconditional: 0, negative: 3227, negative conditional: 846, negative unconditional: 2381, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1255, Positive cache size: 1208, Positive conditional cache size: 10, Positive unconditional cache size: 1198, Negative cache size: 47, Negative conditional cache size: 24, Negative unconditional cache size: 23, Eliminated conditions: 2294, SemanticConditionEliminator.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 47, negative conditional: 24, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 130, negative conditional: 27, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3839, positive: 578, positive conditional: 578, positive unconditional: 0, negative: 3227, negative conditional: 846, negative unconditional: 2381, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1255, Positive cache size: 1208, Positive conditional cache size: 10, Positive unconditional cache size: 1198, Negative cache size: 47, Negative conditional cache size: 24, Negative unconditional cache size: 23, Eliminated conditions: 2294, SemanticConditionEliminator.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 47, negative conditional: 24, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 130, negative conditional: 27, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3839, positive: 578, positive conditional: 578, positive unconditional: 0, negative: 3227, negative conditional: 846, negative unconditional: 2381, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1255, Positive cache size: 1208, Positive conditional cache size: 10, Positive unconditional cache size: 1198, Negative cache size: 47, Negative conditional cache size: 24, Negative unconditional cache size: 23, Eliminated conditions: 2294, SemanticConditionEliminator.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3839, positive: 588, positive conditional: 588, positive unconditional: 0, negative: 3251, negative conditional: 870, negative unconditional: 2381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 47, negative conditional: 24, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 171, positive: 41, positive conditional: 19, positive unconditional: 22, negative: 130, negative conditional: 27, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3839, positive: 578, positive conditional: 578, positive unconditional: 0, negative: 3227, negative conditional: 846, negative unconditional: 2381, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1255, Positive cache size: 1208, Positive conditional cache size: 10, Positive unconditional cache size: 1198, Negative cache size: 47, Negative conditional cache size: 24, Negative unconditional cache size: 23, Eliminated conditions: 2294 ], Maximal queried relation: 5, Independence queries for same thread: 4250 - 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: 5091.7ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.0ms, PartialOrderReductionTime: 4202.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 51, 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: 13.7ms SsaConstructionTime, 132.1ms SatisfiabilityAnalysisTime, 584.5ms InterpolantComputationTime, 332 NumberOfCodeBlocks, 332 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 327 ConstructedInterpolants, 0 QuantifiedInterpolants, 1103 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...