/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe006_pso.oepc_pso.opt_tso.oepc_tso.opt-thin000_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 12:38:53,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 12:38:53,887 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 12:38:53,890 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 12:38:53,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 12:38:53,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 12:38:53,920 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 12:38:53,920 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 12:38:53,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 12:38:53,924 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 12:38:53,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 12:38:53,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 12:38:53,925 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 12:38:53,926 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 12:38:53,926 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 12:38:53,926 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 12:38:53,926 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 12:38:53,927 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 12:38:53,927 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 12:38:53,927 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 12:38:53,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 12:38:53,927 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 12:38:53,927 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 12:38:53,928 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 12:38:53,928 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 12:38:53,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 12:38:53,928 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 12:38:53,928 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 12:38:53,928 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 12:38:53,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 12:38:53,930 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 12:38:53,930 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 12:38:53,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 12:38:53,930 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 12:38:53,930 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 12:38:53,930 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 12:38:53,930 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 12:38:53,931 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 12:38:53,931 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 12:38:53,931 INFO L153 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 12:38:54,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 12:38:54,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 12:38:54,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 12:38:54,164 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 12:38:54,166 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 12:38:54,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe006_pso.oepc_pso.opt_tso.oepc_tso.opt-thin000_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 12:38:55,262 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 12:38:55,475 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 12:38:55,475 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_pso.oepc_pso.opt_tso.oepc_tso.opt-thin000_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 12:38:55,486 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f954284b3/f2cdb120580a4b0799d5a4d6761ed590/FLAG6065b98c4 [2024-05-07 12:38:55,495 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f954284b3/f2cdb120580a4b0799d5a4d6761ed590 [2024-05-07 12:38:55,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 12:38:55,498 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 12:38:55,498 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 12:38:55,498 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 12:38:55,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 12:38:55,502 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:55,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@468661d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55, skipping insertion in model container [2024-05-07 12:38:55,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:55,535 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 12:38:55,680 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_pso.oepc_pso.opt_tso.oepc_tso.opt-thin000_pso.oepc_pso.opt_tso.oepc_tso.opt.i[1017,1030] [2024-05-07 12:38:55,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 12:38:55,801 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 12:38:55,825 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_pso.oepc_pso.opt_tso.oepc_tso.opt-thin000_pso.oepc_pso.opt_tso.oepc_tso.opt.i[1017,1030] [2024-05-07 12:38:55,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 12:38:55,945 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 12:38:55,945 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 12:38:55,951 INFO L206 MainTranslator]: Completed translation [2024-05-07 12:38:55,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55 WrapperNode [2024-05-07 12:38:55,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 12:38:55,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 12:38:55,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 12:38:55,952 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 12:38:55,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:55,966 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:55,984 INFO L138 Inliner]: procedures = 175, calls = 40, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-05-07 12:38:55,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 12:38:55,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 12:38:55,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 12:38:55,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 12:38:55,991 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:55,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:55,993 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:55,993 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:55,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:55,997 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:55,998 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:55,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:56,000 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 12:38:56,001 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 12:38:56,001 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 12:38:56,001 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 12:38:56,002 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55" (1/1) ... [2024-05-07 12:38:56,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 12:38:56,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 12:38:56,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-07 12:38:56,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-07 12:38:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 12:38:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 12:38:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 12:38:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 12:38:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 12:38:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-07 12:38:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-07 12:38:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-07 12:38:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-07 12:38:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 12:38:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 12:38:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 12:38:56,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 12:38:56,108 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 12:38:56,202 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 12:38:56,204 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 12:38:56,295 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 12:38:56,302 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 12:38:56,303 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-07 12:38:56,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 12:38:56 BoogieIcfgContainer [2024-05-07 12:38:56,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 12:38:56,306 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 12:38:56,307 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 12:38:56,309 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 12:38:56,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 12:38:55" (1/3) ... [2024-05-07 12:38:56,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1218776e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 12:38:56, skipping insertion in model container [2024-05-07 12:38:56,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:38:55" (2/3) ... [2024-05-07 12:38:56,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1218776e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 12:38:56, skipping insertion in model container [2024-05-07 12:38:56,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 12:38:56" (3/3) ... [2024-05-07 12:38:56,311 INFO L112 eAbstractionObserver]: Analyzing ICFG safe006_pso.oepc_pso.opt_tso.oepc_tso.opt-thin000_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 12:38:56,317 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 12:38:56,325 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 12:38:56,325 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 12:38:56,325 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 12:38:56,357 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 12:38:56,388 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 12:38:56,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 12:38:56,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 12:38:56,392 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 12:38:56,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-07 12:38:56,452 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 12:38:56,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:38:56,465 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 12:38:56,470 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=LoopHeads, 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;@4ac3d15a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-07 12:38:56,471 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-07 12:38:56,514 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 12:38:56,515 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:38:56,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1330792377, now seen corresponding path program 1 times [2024-05-07 12:38:56,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:38:56,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499738688] [2024-05-07 12:38:56,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:56,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:38:56,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:38:56,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:38:56,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499738688] [2024-05-07 12:38:56,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499738688] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:38:56,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:38:56,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 12:38:56,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538693390] [2024-05-07 12:38:56,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:38:56,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 12:38:56,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:38:56,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 12:38:56,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 12:38:56,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:38:56,770 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:38:56,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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) [2024-05-07 12:38:56,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:38:56,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:38:56,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 12:38:56,803 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 12:38:56,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:38:56,804 INFO L85 PathProgramCache]: Analyzing trace with hash -590883342, now seen corresponding path program 1 times [2024-05-07 12:38:56,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:38:56,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775867297] [2024-05-07 12:38:56,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:56,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:38:57,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:38:57,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:38:57,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775867297] [2024-05-07 12:38:57,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775867297] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:38:57,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:38:57,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 12:38:57,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83542744] [2024-05-07 12:38:57,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:38:57,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 12:38:57,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:38:57,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 12:38:57,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-07 12:38:57,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:38:57,252 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:38:57,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 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) [2024-05-07 12:38:57,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:38:57,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:38:57,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:38:57,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 12:38:57,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-07 12:38:57,453 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 12:38:57,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:38:57,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1836565773, now seen corresponding path program 1 times [2024-05-07 12:38:57,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:38:57,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289220562] [2024-05-07 12:38:57,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:57,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:38:57,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:38:57,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:38:57,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289220562] [2024-05-07 12:38:57,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289220562] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:38:57,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:38:57,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 12:38:57,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087738270] [2024-05-07 12:38:57,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:38:57,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 12:38:57,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:38:57,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 12:38:57,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-07 12:38:57,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:38:57,639 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:38:57,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 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) [2024-05-07 12:38:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:38:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 12:38:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:38:57,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1817941475, now seen corresponding path program 1 times [2024-05-07 12:38:57,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:57,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:57,997 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:38:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:58,174 INFO L85 PathProgramCache]: Analyzing trace with hash -2061708946, now seen corresponding path program 1 times [2024-05-07 12:38:58,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:58,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:58,195 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:38:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:58,313 INFO L85 PathProgramCache]: Analyzing trace with hash 612716834, now seen corresponding path program 1 times [2024-05-07 12:38:58,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:58,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:58,325 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:38:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:58,436 INFO L85 PathProgramCache]: Analyzing trace with hash -377514485, now seen corresponding path program 1 times [2024-05-07 12:38:58,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:58,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:38:58,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:38:58,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:58,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:38:58,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:38:58,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 12:38:58,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-05-07 12:38:58,691 INFO L85 PathProgramCache]: Analyzing trace with hash 612716834, now seen corresponding path program 2 times [2024-05-07 12:38:58,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:58,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:58,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:38:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:59,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1099177581, now seen corresponding path program 1 times [2024-05-07 12:38:59,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:59,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:38:59,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:38:59,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:59,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:38:59,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:38:59,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 12:38:59,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-07 12:38:59,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1834546349, now seen corresponding path program 1 times [2024-05-07 12:38:59,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:59,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:59,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:38:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:59,777 INFO L85 PathProgramCache]: Analyzing trace with hash 495010480, now seen corresponding path program 1 times [2024-05-07 12:38:59,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:59,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:59,784 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:38:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:59,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1124346763, now seen corresponding path program 1 times [2024-05-07 12:38:59,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:38:59,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:38:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:38:59,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:38:59,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:39:00,025 INFO L85 PathProgramCache]: Analyzing trace with hash 2017357572, now seen corresponding path program 1 times [2024-05-07 12:39:00,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:39:00,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:39:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:39:00,031 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:39:00,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:39:00,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1711147587, now seen corresponding path program 2 times [2024-05-07 12:39:00,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:39:00,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:39:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:39:00,225 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:39:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:39:00,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:39:00,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 12:39:00,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 12:39:00,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15 [2024-05-07 12:39:00,241 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 12:39:00,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:39:00,241 INFO L85 PathProgramCache]: Analyzing trace with hash 898732436, now seen corresponding path program 1 times [2024-05-07 12:39:00,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:39:00,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51906845] [2024-05-07 12:39:00,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:39:00,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:39:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:39:00,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:39:00,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:39:00,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51906845] [2024-05-07 12:39:00,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51906845] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:39:00,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:39:00,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 12:39:00,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710797156] [2024-05-07 12:39:00,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:39:00,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 12:39:00,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:39:00,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 12:39:00,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-07 12:39:00,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:39:00,348 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:39:00,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 12:39:00,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:39:00,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 12:39:00,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-07 12:39:00,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:39:00,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:39:00,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 12:39:00,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 12:39:00,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 12:39:00,958 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-07 12:39:00,959 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-07 12:39:00,959 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-07 12:39:00,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-05-07 12:39:00,962 INFO L448 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 12:39:00,964 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 12:39:00,964 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 12:39:00,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 12:39:00 BasicIcfg [2024-05-07 12:39:00,967 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 12:39:00,967 INFO L158 Benchmark]: Toolchain (without parser) took 5469.40ms. Allocated memory was 215.0MB in the beginning and 378.5MB in the end (delta: 163.6MB). Free memory was 145.5MB in the beginning and 340.9MB in the end (delta: -195.4MB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 12:39:00,967 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 215.0MB. Free memory is still 184.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 12:39:00,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.20ms. Allocated memory was 215.0MB in the beginning and 296.7MB in the end (delta: 81.8MB). Free memory was 145.3MB in the beginning and 262.1MB in the end (delta: -116.8MB). Peak memory consumption was 22.3MB. Max. memory is 8.0GB. [2024-05-07 12:39:00,968 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.95ms. Allocated memory is still 296.7MB. Free memory was 262.1MB in the beginning and 260.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 12:39:00,968 INFO L158 Benchmark]: Boogie Preprocessor took 15.87ms. Allocated memory is still 296.7MB. Free memory was 260.5MB in the beginning and 259.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-07 12:39:00,968 INFO L158 Benchmark]: RCFGBuilder took 303.11ms. Allocated memory is still 296.7MB. Free memory was 259.0MB in the beginning and 244.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-07 12:39:00,968 INFO L158 Benchmark]: TraceAbstraction took 4660.15ms. Allocated memory was 296.7MB in the beginning and 378.5MB in the end (delta: 81.8MB). Free memory was 243.7MB in the beginning and 340.9MB in the end (delta: -97.1MB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 12:39:00,969 INFO L338 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 215.0MB. Free memory is still 184.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 453.20ms. Allocated memory was 215.0MB in the beginning and 296.7MB in the end (delta: 81.8MB). Free memory was 145.3MB in the beginning and 262.1MB in the end (delta: -116.8MB). Peak memory consumption was 22.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.95ms. Allocated memory is still 296.7MB. Free memory was 262.1MB in the beginning and 260.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.87ms. Allocated memory is still 296.7MB. Free memory was 260.5MB in the beginning and 259.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 303.11ms. Allocated memory is still 296.7MB. Free memory was 259.0MB in the beginning and 244.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 4660.15ms. Allocated memory was 296.7MB in the beginning and 378.5MB in the end (delta: 81.8MB). Free memory was 243.7MB in the beginning and 340.9MB in the end (delta: -97.1MB). 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: 12581, independent: 12402, independent conditional: 12291, independent unconditional: 111, dependent: 179, dependent conditional: 179, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12544, independent: 12402, independent conditional: 12291, independent unconditional: 111, dependent: 142, dependent conditional: 142, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12544, independent: 12402, independent conditional: 12291, independent unconditional: 111, dependent: 142, dependent conditional: 142, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 12544, independent: 12402, independent conditional: 12291, independent unconditional: 111, dependent: 142, dependent conditional: 142, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12901, independent: 12402, independent conditional: 5778, independent unconditional: 6624, dependent: 499, dependent conditional: 359, dependent unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12901, independent: 12402, independent conditional: 1617, independent unconditional: 10785, dependent: 499, dependent conditional: 144, dependent unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12901, independent: 12402, independent conditional: 1617, independent unconditional: 10785, dependent: 499, dependent conditional: 144, dependent unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 562, independent: 546, independent conditional: 82, independent unconditional: 464, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 562, independent: 538, independent conditional: 0, independent unconditional: 538, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 24, independent: 8, independent conditional: 7, independent unconditional: 1, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, independent: 8, independent conditional: 7, independent unconditional: 1, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, independent: 12, independent conditional: 11, independent unconditional: 1, dependent: 51, dependent conditional: 41, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12901, independent: 11856, independent conditional: 1535, independent unconditional: 10321, dependent: 483, dependent conditional: 135, dependent unconditional: 348, unknown: 562, unknown conditional: 91, unknown unconditional: 471] , Statistics on independence cache: Total cache size (in pairs): 562, Positive cache size: 546, Positive conditional cache size: 82, Positive unconditional cache size: 464, Negative cache size: 16, Negative conditional cache size: 9, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4376, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12901, independent: 12402, independent conditional: 5778, independent unconditional: 6624, dependent: 499, dependent conditional: 359, dependent unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12901, independent: 12402, independent conditional: 1617, independent unconditional: 10785, dependent: 499, dependent conditional: 144, dependent unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12901, independent: 12402, independent conditional: 1617, independent unconditional: 10785, dependent: 499, dependent conditional: 144, dependent unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 562, independent: 546, independent conditional: 82, independent unconditional: 464, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 562, independent: 538, independent conditional: 0, independent unconditional: 538, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 24, independent: 8, independent conditional: 7, independent unconditional: 1, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, independent: 8, independent conditional: 7, independent unconditional: 1, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, independent: 12, independent conditional: 11, independent unconditional: 1, dependent: 51, dependent conditional: 41, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12901, independent: 11856, independent conditional: 1535, independent unconditional: 10321, dependent: 483, dependent conditional: 135, dependent unconditional: 348, unknown: 562, unknown conditional: 91, unknown unconditional: 471] , Statistics on independence cache: Total cache size (in pairs): 562, Positive cache size: 546, Positive conditional cache size: 82, Positive unconditional cache size: 464, Negative cache size: 16, Negative conditional cache size: 9, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4376 ], Independence queries for same thread: 37 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 91 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 3.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 208 NumberOfCodeBlocks, 208 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 204 ConstructedInterpolants, 0 QuantifiedInterpolants, 614 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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, ConditionalCommutativityCheckTime: 2.7s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 2, ConditionalCommutativityConditionCalculations: 36, ConditionalCommutativityTraceChecks: 11, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-07 12:39:00,988 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-07 12:39:01,191 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...