/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false --cacsl2boogietranslator.pointer.base.address.is.valid.at.dereference ASSERTandASSUME --cacsl2boogietranslator.pointer.to.allocated.memory.at.dereference ASSERTandASSUME --cacsl2boogietranslator.check.array.bounds.for.arrays.that.are.off.heap ASSERTandASSUME --cacsl2boogietranslator.check.if.freed.pointer.was.valid true --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dpor-d6e1636 [2023-01-10 17:45:07,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-10 17:45:07,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-10 17:45:07,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-01-10 17:45:07,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-10 17:45:07,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-10 17:45:07,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-10 17:45:07,178 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2023-01-10 17:45:07,204 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-10 17:45:07,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-10 17:45:07,204 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-01-10 17:45:07,204 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-01-10 17:45:07,205 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-10 17:45:07,205 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-10 17:45:07,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-10 17:45:07,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-10 17:45:07,206 INFO L138 SettingsManager]: * Use SBE=true [2023-01-10 17:45:07,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-10 17:45:07,207 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-10 17:45:07,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-10 17:45:07,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-10 17:45:07,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-10 17:45:07,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-10 17:45:07,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-10 17:45:07,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-10 17:45:07,207 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-10 17:45:07,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-10 17:45:07,208 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-10 17:45:07,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-10 17:45:07,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-10 17:45:07,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-10 17:45:07,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-10 17:45:07,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-10 17:45:07,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-10 17:45:07,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-10 17:45:07,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-10 17:45:07,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-10 17:45:07,208 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-10 17:45:07,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-10 17:45:07,209 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-01-10 17:45:07,209 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-01-10 17:45:07,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-01-10 17:45:07,209 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2023-01-10 17:45:07,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Pointer base address is valid at dereference -> ASSERTandASSUME Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Pointer to allocated memory at dereference -> ASSERTandASSUME Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check array bounds for arrays that are off heap -> ASSERTandASSUME Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check if freed pointer was valid -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2023-01-10 17:45:07,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-10 17:45:07,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-10 17:45:07,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-10 17:45:07,433 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-10 17:45:07,433 INFO L275 PluginConnector]: CDTParser initialized [2023-01-10 17:45:07,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2023-01-10 17:45:08,395 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-10 17:45:08,614 INFO L351 CDTParser]: Found 1 translation units. [2023-01-10 17:45:08,614 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2023-01-10 17:45:08,632 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fd5bd616/0bbc3acb72de4a91ab89f2f245ddf0a5/FLAGa29821c6e [2023-01-10 17:45:08,643 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fd5bd616/0bbc3acb72de4a91ab89f2f245ddf0a5 [2023-01-10 17:45:08,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-10 17:45:08,645 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-10 17:45:08,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-10 17:45:08,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-10 17:45:08,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-10 17:45:08,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 05:45:08" (1/1) ... [2023-01-10 17:45:08,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e37c4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:08, skipping insertion in model container [2023-01-10 17:45:08,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 05:45:08" (1/1) ... [2023-01-10 17:45:08,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-10 17:45:08,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-10 17:45:08,780 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i[1107,1120] [2023-01-10 17:45:08,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-10 17:45:08,895 INFO L203 MainTranslator]: Completed pre-run [2023-01-10 17:45:08,905 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i[1107,1120] [2023-01-10 17:45:08,962 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-10 17:45:09,001 INFO L208 MainTranslator]: Completed translation [2023-01-10 17:45:09,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09 WrapperNode [2023-01-10 17:45:09,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-10 17:45:09,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-10 17:45:09,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-10 17:45:09,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-10 17:45:09,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09" (1/1) ... [2023-01-10 17:45:09,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09" (1/1) ... [2023-01-10 17:45:09,056 INFO L138 Inliner]: procedures = 163, calls = 38, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2023-01-10 17:45:09,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-10 17:45:09,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-10 17:45:09,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-10 17:45:09,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-10 17:45:09,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09" (1/1) ... [2023-01-10 17:45:09,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09" (1/1) ... [2023-01-10 17:45:09,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09" (1/1) ... [2023-01-10 17:45:09,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09" (1/1) ... [2023-01-10 17:45:09,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09" (1/1) ... [2023-01-10 17:45:09,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09" (1/1) ... [2023-01-10 17:45:09,073 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09" (1/1) ... [2023-01-10 17:45:09,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09" (1/1) ... [2023-01-10 17:45:09,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-10 17:45:09,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-10 17:45:09,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-10 17:45:09,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-10 17:45:09,077 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09" (1/1) ... [2023-01-10 17:45:09,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-10 17:45:09,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 17:45:09,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-01-10 17:45:09,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-01-10 17:45:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-10 17:45:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-01-10 17:45:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-10 17:45:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-10 17:45:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-01-10 17:45:09,129 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-01-10 17:45:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-10 17:45:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-10 17:45:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-10 17:45:09,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-10 17:45:09,130 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-10 17:45:09,210 INFO L236 CfgBuilder]: Building ICFG [2023-01-10 17:45:09,212 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-10 17:45:09,347 INFO L277 CfgBuilder]: Performing block encoding [2023-01-10 17:45:09,352 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-10 17:45:09,352 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-01-10 17:45:09,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 05:45:09 BoogieIcfgContainer [2023-01-10 17:45:09,354 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-10 17:45:09,355 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-10 17:45:09,356 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-10 17:45:09,358 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-10 17:45:09,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 05:45:08" (1/3) ... [2023-01-10 17:45:09,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3270a1d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 05:45:09, skipping insertion in model container [2023-01-10 17:45:09,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 05:45:09" (2/3) ... [2023-01-10 17:45:09,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3270a1d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 05:45:09, skipping insertion in model container [2023-01-10 17:45:09,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 05:45:09" (3/3) ... [2023-01-10 17:45:09,360 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2023-01-10 17:45:09,365 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-01-10 17:45:09,372 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-10 17:45:09,372 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-01-10 17:45:09,372 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-10 17:45:09,427 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-01-10 17:45:09,469 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 17:45:09,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 17:45:09,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 17:45:09,471 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 17:45:09,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-01-10 17:45:09,497 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 17:45:09,503 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE ======== [2023-01-10 17:45:09,507 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@216f604e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 17:45:09,507 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-10 17:45:09,529 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-01-10 17:45:09,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-10 17:45:09,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1410032324, now seen corresponding path program 1 times [2023-01-10 17:45:09,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-10 17:45:09,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976077684] [2023-01-10 17:45:09,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-10 17:45:09,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-10 17:45:09,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-10 17:45:09,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-10 17:45:09,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-10 17:45:09,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976077684] [2023-01-10 17:45:09,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976077684] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-10 17:45:09,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-10 17:45:09,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-10 17:45:09,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089956460] [2023-01-10 17:45:09,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-10 17:45:09,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-10 17:45:09,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-10 17:45:09,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-10 17:45:09,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-10 17:45:09,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-10 17:45:09,909 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-10 17:45:09,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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) [2023-01-10 17:45:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-10 17:45:09,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-10 17:45:09,934 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (0 of 1 remaining) [2023-01-10 17:45:09,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-01-10 17:45:09,940 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-10 17:45:09,941 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE was SAFE (1/3) [2023-01-10 17:45:09,946 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 17:45:09,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 17:45:09,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 17:45:09,982 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 17:45:09,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-01-10 17:45:09,987 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 17:45:09,987 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE ======== [2023-01-10 17:45:09,988 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@216f604e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 17:45:09,988 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-10 17:45:09,994 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE] === [2023-01-10 17:45:09,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-10 17:45:09,995 INFO L85 PathProgramCache]: Analyzing trace with hash -1410032323, now seen corresponding path program 1 times [2023-01-10 17:45:09,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-10 17:45:09,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841939249] [2023-01-10 17:45:09,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-10 17:45:09,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-10 17:45:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-10 17:45:10,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-10 17:45:10,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-10 17:45:10,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841939249] [2023-01-10 17:45:10,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841939249] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-10 17:45:10,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-10 17:45:10,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-10 17:45:10,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78693891] [2023-01-10 17:45:10,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-10 17:45:10,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-10 17:45:10,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-10 17:45:10,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-10 17:45:10,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-10 17:45:10,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-10 17:45:10,164 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-10 17:45:10,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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) [2023-01-10 17:45:10,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-10 17:45:10,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-10 17:45:10,191 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (0 of 1 remaining) [2023-01-10 17:45:10,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-01-10 17:45:10,192 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-10 17:45:10,193 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE was SAFE (2/3) [2023-01-10 17:45:10,196 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 17:45:10,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 17:45:10,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 17:45:10,205 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 17:45:10,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2023-01-10 17:45:10,213 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 17:45:10,213 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2023-01-10 17:45:10,214 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@216f604e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 17:45:10,214 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-10 17:45:10,221 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2023-01-10 17:45:10,222 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-10 17:45:10,223 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/3) [2023-01-10 17:45:10,223 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-01-10 17:45:10,223 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-01-10 17:45:10,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 05:45:10 BasicIcfg [2023-01-10 17:45:10,230 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-01-10 17:45:10,230 INFO L158 Benchmark]: Toolchain (without parser) took 1584.73ms. Allocated memory is still 392.2MB. Free memory was 352.4MB in the beginning and 331.7MB in the end (delta: 20.7MB). Peak memory consumption was 21.2MB. Max. memory is 8.0GB. [2023-01-10 17:45:10,230 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 196.1MB. Free memory is still 145.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-01-10 17:45:10,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.39ms. Allocated memory is still 392.2MB. Free memory was 352.4MB in the beginning and 333.1MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-01-10 17:45:10,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.30ms. Allocated memory is still 392.2MB. Free memory was 333.1MB in the beginning and 331.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-01-10 17:45:10,231 INFO L158 Benchmark]: Boogie Preprocessor took 18.72ms. Allocated memory is still 392.2MB. Free memory was 331.4MB in the beginning and 329.9MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-01-10 17:45:10,231 INFO L158 Benchmark]: RCFGBuilder took 277.91ms. Allocated memory is still 392.2MB. Free memory was 329.9MB in the beginning and 315.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-01-10 17:45:10,236 INFO L158 Benchmark]: TraceAbstraction took 874.25ms. Allocated memory is still 392.2MB. Free memory was 314.6MB in the beginning and 331.7MB in the end (delta: -17.0MB). There was no memory consumed. Max. memory is 8.0GB. [2023-01-10 17:45:10,238 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 196.1MB. Free memory is still 145.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 355.39ms. Allocated memory is still 392.2MB. Free memory was 352.4MB in the beginning and 333.1MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 54.30ms. Allocated memory is still 392.2MB. Free memory was 333.1MB in the beginning and 331.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 18.72ms. Allocated memory is still 392.2MB. Free memory was 331.4MB in the beginning and 329.9MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 277.91ms. Allocated memory is still 392.2MB. Free memory was 329.9MB in the beginning and 315.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 874.25ms. Allocated memory is still 392.2MB. Free memory was 314.6MB in the beginning and 331.7MB in the end (delta: -17.0MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 1 - StatisticsResult: Traversal Statistics Data States: 36, Transitions: 35, Traversal time: 13969133.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 0 - StatisticsResult: Traversal Statistics Data States: 35, Transitions: 35, Traversal time: 20763853.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 0 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Traversal Statistics Data States: 36, Transitions: 35, Traversal time: 5166294.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 0 - StatisticsResult: Traversal Statistics Data States: 35, Transitions: 35, Traversal time: 23791169.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 0 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Traversal Statistics Data States: 36, Transitions: 35, Traversal time: 6268579.0ns - StatisticsResult: Traversal Statistics Data Sleep-blocked states: 0 - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE with 1 thread instances CFG has 3 procedures, 104 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 455804536.0ns, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 43877154.0ns, FeasibilityCheckTime: 361723807.0ns, RefinementTime: 16955090.0ns, AutomataDifference: 0.0ns, DeadEndRemovalTime: 0.0ns, HoareAnnotationTime: 0.0ns, InitialAbstractionConstructionTime: 10155813.0ns, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 13372700.0ns IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 58 SdHoareTripleChecker+Invalid, 12042450.0ns Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 34 mSDtfsCounter, 7 mSolverCounterSat, 1434679.0ns SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: No data available, 0.0ns BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ns DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 3926808.0ns SsaConstructionTime, 32230346.0ns SatisfiabilityAnalysisTime, 198849338.0ns InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 46 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE with 1 thread instances CFG has 3 procedures, 104 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 207201870.0ns, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 32022961.0ns, FeasibilityCheckTime: 167510487.0ns, RefinementTime: 1793200.0ns, AutomataDifference: 0.0ns, DeadEndRemovalTime: 0.0ns, HoareAnnotationTime: 0.0ns, InitialAbstractionConstructionTime: 1657572.0ns, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 9083294.0ns IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 59 SdHoareTripleChecker+Invalid, 6612857.0ns Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 34 mSDtfsCounter, 6 mSolverCounterSat, 3193618.0ns SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: No data available, 0.0ns BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ns DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1847473.0ns SsaConstructionTime, 9551073.0ns SatisfiabilityAnalysisTime, 138565806.0ns InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 58 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 3 procedures, 104 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 11641306.0ns, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 6677186.0ns, FeasibilityCheckTime: 0.0ns, RefinementTime: 0.0ns, AutomataDifference: 0.0ns, DeadEndRemovalTime: 0.0ns, HoareAnnotationTime: 0.0ns, InitialAbstractionConstructionTime: 1437284.0ns, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0ns BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ns DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-01-10 17:45:10,253 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2023-01-10 17:45:10,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2023-01-10 17:45:10,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-01-10 17:45:10,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...