./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/goblint-regression/36-apron_21-traces-cluster-based_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a849f68 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../sv-benchmarks/c/goblint-regression/36-apron_21-traces-cluster-based_true.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cec155e54548239c459fec40910e358deb5fad2ceffa658bfdeefddd1bc9e166 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-9a849f6-m [2024-10-25 16:06:48,822 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-25 16:06:48,880 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-25 16:06:48,883 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-25 16:06:48,884 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-25 16:06:48,901 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-25 16:06:48,902 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-25 16:06:48,902 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-25 16:06:48,903 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-25 16:06:48,903 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-25 16:06:48,903 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-25 16:06:48,903 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-25 16:06:48,904 INFO L153 SettingsManager]: * Use SBE=true [2024-10-25 16:06:48,904 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-25 16:06:48,904 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-25 16:06:48,904 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-25 16:06:48,905 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-25 16:06:48,905 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-25 16:06:48,905 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-25 16:06:48,905 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-25 16:06:48,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-25 16:06:48,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-25 16:06:48,906 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-25 16:06:48,906 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-25 16:06:48,907 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-25 16:06:48,907 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-25 16:06:48,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-25 16:06:48,907 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-25 16:06:48,908 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-25 16:06:48,908 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-25 16:06:48,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-25 16:06:48,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-25 16:06:48,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-25 16:06:48,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-25 16:06:48,909 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-25 16:06:48,909 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-25 16:06:48,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-25 16:06:48,910 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-25 16:06:48,910 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-25 16:06:48,910 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-25 16:06:48,910 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-25 16:06:48,910 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cec155e54548239c459fec40910e358deb5fad2ceffa658bfdeefddd1bc9e166 [2024-10-25 16:06:49,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-25 16:06:49,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-25 16:06:49,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-25 16:06:49,118 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-25 16:06:49,118 INFO L274 PluginConnector]: CDTParser initialized [2024-10-25 16:06:49,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/goblint-regression/36-apron_21-traces-cluster-based_true.i [2024-10-25 16:06:50,310 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-25 16:06:50,502 INFO L384 CDTParser]: Found 1 translation units. [2024-10-25 16:06:50,502 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/36-apron_21-traces-cluster-based_true.i [2024-10-25 16:06:50,515 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4bd76ee31/a30594f4c51441a0b62d4646d708b18c/FLAG83d73e64d [2024-10-25 16:06:50,882 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4bd76ee31/a30594f4c51441a0b62d4646d708b18c [2024-10-25 16:06:50,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-25 16:06:50,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-25 16:06:50,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-25 16:06:50,885 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-25 16:06:50,889 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-25 16:06:50,890 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 04:06:50" (1/1) ... [2024-10-25 16:06:50,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6a6120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:50, skipping insertion in model container [2024-10-25 16:06:50,890 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 04:06:50" (1/1) ... [2024-10-25 16:06:50,916 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-25 16:06:51,047 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/36-apron_21-traces-cluster-based_true.i[1092,1105] [2024-10-25 16:06:51,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-25 16:06:51,168 INFO L200 MainTranslator]: Completed pre-run [2024-10-25 16:06:51,178 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/36-apron_21-traces-cluster-based_true.i[1092,1105] [2024-10-25 16:06:51,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-25 16:06:51,246 INFO L204 MainTranslator]: Completed translation [2024-10-25 16:06:51,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51 WrapperNode [2024-10-25 16:06:51,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-25 16:06:51,247 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-25 16:06:51,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-25 16:06:51,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-25 16:06:51,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51" (1/1) ... [2024-10-25 16:06:51,261 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51" (1/1) ... [2024-10-25 16:06:51,279 INFO L138 Inliner]: procedures = 165, calls = 41, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 137 [2024-10-25 16:06:51,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-25 16:06:51,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-25 16:06:51,280 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-25 16:06:51,280 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-25 16:06:51,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51" (1/1) ... [2024-10-25 16:06:51,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51" (1/1) ... [2024-10-25 16:06:51,289 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51" (1/1) ... [2024-10-25 16:06:51,289 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51" (1/1) ... [2024-10-25 16:06:51,292 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51" (1/1) ... [2024-10-25 16:06:51,293 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51" (1/1) ... [2024-10-25 16:06:51,294 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51" (1/1) ... [2024-10-25 16:06:51,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51" (1/1) ... [2024-10-25 16:06:51,297 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-25 16:06:51,298 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-25 16:06:51,298 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-25 16:06:51,298 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-25 16:06:51,298 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51" (1/1) ... [2024-10-25 16:06:51,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-25 16:06:51,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-25 16:06:51,328 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) [2024-10-25 16:06:51,334 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 [2024-10-25 16:06:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2024-10-25 16:06:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2024-10-25 16:06:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-25 16:06:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-25 16:06:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2024-10-25 16:06:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2024-10-25 16:06:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-10-25 16:06:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-10-25 16:06:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-25 16:06:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-25 16:06:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-25 16:06:51,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-25 16:06:51,370 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-25 16:06:51,491 INFO L238 CfgBuilder]: Building ICFG [2024-10-25 16:06:51,492 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-25 16:06:51,690 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-25 16:06:51,691 INFO L287 CfgBuilder]: Performing block encoding [2024-10-25 16:06:51,798 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-25 16:06:51,798 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-25 16:06:51,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 04:06:51 BoogieIcfgContainer [2024-10-25 16:06:51,799 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-25 16:06:51,800 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-25 16:06:51,800 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-25 16:06:51,803 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-25 16:06:51,803 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 04:06:50" (1/3) ... [2024-10-25 16:06:51,803 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f2d84d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 04:06:51, skipping insertion in model container [2024-10-25 16:06:51,803 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 04:06:51" (2/3) ... [2024-10-25 16:06:51,804 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f2d84d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 04:06:51, skipping insertion in model container [2024-10-25 16:06:51,804 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 04:06:51" (3/3) ... [2024-10-25 16:06:51,805 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_21-traces-cluster-based_true.i [2024-10-25 16:06:51,816 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-25 16:06:51,816 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-10-25 16:06:51,816 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-25 16:06:51,849 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-25 16:06:51,885 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-25 16:06:51,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-25 16:06:51,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-25 16:06:51,887 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) [2024-10-25 16:06:51,888 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 [2024-10-25 16:06:51,912 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-25 16:06:51,921 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t3_funThread1of1ForFork0 ======== [2024-10-25 16:06:51,926 INFO L333 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, 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;@3c18aff7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-25 16:06:51,926 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-25 16:06:53,073 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-25 16:06:53,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 16:06:53,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1344557186, now seen corresponding path program 1 times [2024-10-25 16:06:53,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 16:06:53,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185646777] [2024-10-25 16:06:53,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 16:06:53,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 16:06:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 16:06:53,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 16:06:53,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 16:06:53,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185646777] [2024-10-25 16:06:53,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185646777] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 16:06:53,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 16:06:53,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-25 16:06:53,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936617504] [2024-10-25 16:06:53,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 16:06:53,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-25 16:06:53,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 16:06:53,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-25 16:06:53,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-25 16:06:53,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:53,521 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-25 16:06:53,522 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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) [2024-10-25 16:06:53,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:53,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:06:53,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-25 16:06:53,622 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-25 16:06:53,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 16:06:53,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1840991745, now seen corresponding path program 1 times [2024-10-25 16:06:53,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 16:06:53,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453139112] [2024-10-25 16:06:53,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 16:06:53,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 16:06:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 16:06:53,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 16:06:53,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 16:06:53,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453139112] [2024-10-25 16:06:53,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453139112] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 16:06:53,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 16:06:53,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-25 16:06:53,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67509720] [2024-10-25 16:06:53,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 16:06:53,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-25 16:06:53,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 16:06:53,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-25 16:06:53,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-25 16:06:53,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:53,813 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-25 16:06:53,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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) [2024-10-25 16:06:53,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:06:53,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:06:55,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-25 16:06:55,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-25 16:06:55,769 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-25 16:06:55,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 16:06:55,770 INFO L85 PathProgramCache]: Analyzing trace with hash 766165866, now seen corresponding path program 1 times [2024-10-25 16:06:55,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 16:06:55,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558292602] [2024-10-25 16:06:55,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 16:06:55,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 16:06:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 16:06:55,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 16:06:55,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 16:06:55,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558292602] [2024-10-25 16:06:55,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558292602] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 16:06:55,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 16:06:55,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-25 16:06:55,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040935756] [2024-10-25 16:06:55,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 16:06:55,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-25 16:06:55,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 16:06:55,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-25 16:06:55,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-25 16:06:55,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:55,857 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-25 16:06:55,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2024-10-25 16:06:55,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:06:55,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-25 16:06:55,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:56,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:06:56,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-25 16:06:56,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-25 16:06:56,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-25 16:06:56,473 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-25 16:06:56,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 16:06:56,473 INFO L85 PathProgramCache]: Analyzing trace with hash -561015570, now seen corresponding path program 1 times [2024-10-25 16:06:56,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 16:06:56,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814987511] [2024-10-25 16:06:56,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 16:06:56,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 16:06:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 16:06:56,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 16:06:56,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 16:06:56,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814987511] [2024-10-25 16:06:56,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814987511] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 16:06:56,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 16:06:56,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-25 16:06:56,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273835360] [2024-10-25 16:06:56,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 16:06:56,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-25 16:06:56,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 16:06:56,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-25 16:06:56,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-25 16:06:56,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:56,605 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-25 16:06:56,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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) [2024-10-25 16:06:56,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:06:56,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-25 16:06:56,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-25 16:06:56,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:58,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-25 16:06:58,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-25 16:06:58,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-25 16:06:58,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-25 16:06:58,231 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-25 16:06:58,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-25 16:06:58,236 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-10-25 16:06:58,237 INFO L312 ceAbstractionStarter]: Result for error location t3_funThread1of1ForFork0 was SAFE (1/3) [2024-10-25 16:06:58,240 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-25 16:06:58,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-25 16:06:58,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-25 16:06:58,242 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-25 16:06:58,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-10-25 16:06:58,245 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-25 16:06:58,246 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-25 16:06:58,248 INFO L333 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, 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;@3c18aff7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-25 16:06:58,248 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-10-25 16:06:58,910 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-25 16:06:58,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 16:06:58,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1673963557, now seen corresponding path program 1 times [2024-10-25 16:06:58,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 16:06:58,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403064461] [2024-10-25 16:06:58,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 16:06:58,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 16:06:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 16:06:58,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 16:06:58,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 16:06:58,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403064461] [2024-10-25 16:06:58,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403064461] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 16:06:58,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 16:06:58,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-25 16:06:58,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940389551] [2024-10-25 16:06:58,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 16:06:58,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-25 16:06:58,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 16:06:58,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-25 16:06:58,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-25 16:06:58,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:58,992 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-25 16:06:58,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 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) [2024-10-25 16:06:58,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:59,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:06:59,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-25 16:06:59,062 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-25 16:06:59,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 16:06:59,062 INFO L85 PathProgramCache]: Analyzing trace with hash 1005649276, now seen corresponding path program 1 times [2024-10-25 16:06:59,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 16:06:59,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638826923] [2024-10-25 16:06:59,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 16:06:59,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 16:06:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 16:06:59,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 16:06:59,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 16:06:59,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638826923] [2024-10-25 16:06:59,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638826923] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 16:06:59,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 16:06:59,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-25 16:06:59,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821070916] [2024-10-25 16:06:59,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 16:06:59,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-25 16:06:59,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 16:06:59,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-25 16:06:59,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-25 16:06:59,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:59,188 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-25 16:06:59,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 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) [2024-10-25 16:06:59,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:06:59,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:59,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:06:59,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-25 16:06:59,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-25 16:06:59,262 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-25 16:06:59,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 16:06:59,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1611151813, now seen corresponding path program 1 times [2024-10-25 16:06:59,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 16:06:59,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222622677] [2024-10-25 16:06:59,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 16:06:59,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 16:06:59,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 16:06:59,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 16:06:59,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 16:06:59,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222622677] [2024-10-25 16:06:59,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222622677] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 16:06:59,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 16:06:59,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-25 16:06:59,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961760782] [2024-10-25 16:06:59,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 16:06:59,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-25 16:06:59,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 16:06:59,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-25 16:06:59,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-25 16:06:59,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:06:59,397 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-25 16:06:59,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 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) [2024-10-25 16:06:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:06:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-25 16:06:59,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:07:01,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:07:01,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-25 16:07:01,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-25 16:07:01,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-25 16:07:01,290 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-25 16:07:01,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 16:07:01,291 INFO L85 PathProgramCache]: Analyzing trace with hash -677577462, now seen corresponding path program 2 times [2024-10-25 16:07:01,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 16:07:01,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675992944] [2024-10-25 16:07:01,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 16:07:01,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 16:07:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 16:07:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 16:07:01,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 16:07:01,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675992944] [2024-10-25 16:07:01,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675992944] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 16:07:01,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 16:07:01,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-25 16:07:01,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141475769] [2024-10-25 16:07:01,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 16:07:01,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-25 16:07:01,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 16:07:01,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-25 16:07:01,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-25 16:07:01,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:07:01,349 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-25 16:07:01,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 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) [2024-10-25 16:07:01,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:07:01,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-25 16:07:01,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-25 16:07:01,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:07:02,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:07:02,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-25 16:07:02,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-25 16:07:02,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-25 16:07:02,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-25 16:07:02,020 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-25 16:07:02,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 16:07:02,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1302822417, now seen corresponding path program 1 times [2024-10-25 16:07:02,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 16:07:02,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497805224] [2024-10-25 16:07:02,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 16:07:02,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 16:07:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 16:07:02,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 16:07:02,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 16:07:02,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497805224] [2024-10-25 16:07:02,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497805224] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 16:07:02,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 16:07:02,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-25 16:07:02,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885108045] [2024-10-25 16:07:02,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 16:07:02,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-25 16:07:02,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 16:07:02,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-25 16:07:02,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-25 16:07:02,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:07:02,164 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-25 16:07:02,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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) [2024-10-25 16:07:02,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-25 16:07:02,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-25 16:07:02,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-25 16:07:02,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-25 16:07:02,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:07:03,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-25 16:07:03,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-25 16:07:03,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-25 16:07:03,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-25 16:07:03,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-25 16:07:03,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-25 16:07:03,292 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-25 16:07:03,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 16:07:03,292 INFO L85 PathProgramCache]: Analyzing trace with hash 244656807, now seen corresponding path program 2 times [2024-10-25 16:07:03,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 16:07:03,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635892726] [2024-10-25 16:07:03,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 16:07:03,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 16:07:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 16:07:03,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 16:07:03,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 16:07:03,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635892726] [2024-10-25 16:07:03,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635892726] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 16:07:03,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 16:07:03,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-25 16:07:03,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199284435] [2024-10-25 16:07:03,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 16:07:03,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-25 16:07:03,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 16:07:03,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-25 16:07:03,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-25 16:07:03,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:07:03,401 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-25 16:07:03,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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) [2024-10-25 16:07:03,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-25 16:07:03,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-25 16:07:03,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-25 16:07:03,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-25 16:07:03,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-25 16:07:03,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:07:04,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-25 16:07:04,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-25 16:07:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-25 16:07:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-25 16:07:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-25 16:07:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-25 16:07:04,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-10-25 16:07:04,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2024-10-25 16:07:04,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-10-25 16:07:04,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-10-25 16:07:04,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-10-25 16:07:04,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-25 16:07:04,144 INFO L407 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1] [2024-10-25 16:07:04,145 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE (2/3) [2024-10-25 16:07:04,146 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-25 16:07:04,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-25 16:07:04,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-25 16:07:04,148 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-25 16:07:04,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-10-25 16:07:04,150 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-25 16:07:04,151 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2_funThread1of1ForFork2 ======== [2024-10-25 16:07:04,151 INFO L333 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, 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;@3c18aff7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-25 16:07:04,151 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-25 16:07:04,649 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-25 16:07:04,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 16:07:04,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1101961085, now seen corresponding path program 1 times [2024-10-25 16:07:04,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 16:07:04,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026344692] [2024-10-25 16:07:04,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 16:07:04,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 16:07:04,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 16:07:04,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 16:07:04,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 16:07:04,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026344692] [2024-10-25 16:07:04,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026344692] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 16:07:04,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 16:07:04,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-25 16:07:04,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138949330] [2024-10-25 16:07:04,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 16:07:04,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-25 16:07:04,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 16:07:04,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-25 16:07:04,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-25 16:07:04,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:07:04,704 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-25 16:07:04,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 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) [2024-10-25 16:07:04,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-25 16:07:07,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-25 16:07:07,095 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-25 16:07:07,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-25 16:07:07,096 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-10-25 16:07:07,097 INFO L312 ceAbstractionStarter]: Result for error location t2_funThread1of1ForFork2 was SAFE (3/3) [2024-10-25 16:07:07,097 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-25 16:07:07,097 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-25 16:07:07,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 04:07:07 BasicIcfg [2024-10-25 16:07:07,100 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-25 16:07:07,100 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-25 16:07:07,100 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-25 16:07:07,101 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-25 16:07:07,101 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 04:06:51" (3/4) ... [2024-10-25 16:07:07,102 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-25 16:07:07,105 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t2_fun [2024-10-25 16:07:07,106 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t3_fun [2024-10-25 16:07:07,106 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-10-25 16:07:07,110 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2024-10-25 16:07:07,111 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-10-25 16:07:07,111 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-25 16:07:07,113 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-25 16:07:07,167 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-25 16:07:07,168 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-25 16:07:07,168 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-25 16:07:07,168 INFO L158 Benchmark]: Toolchain (without parser) took 16283.55ms. Allocated memory was 178.3MB in the beginning and 811.6MB in the end (delta: 633.3MB). Free memory was 146.9MB in the beginning and 618.5MB in the end (delta: -471.7MB). Peak memory consumption was 161.0MB. Max. memory is 16.1GB. [2024-10-25 16:07:07,168 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 121.6MB. Free memory was 81.6MB in the beginning and 81.4MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-25 16:07:07,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.60ms. Allocated memory is still 178.3MB. Free memory was 146.9MB in the beginning and 123.2MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-10-25 16:07:07,169 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.43ms. Allocated memory is still 178.3MB. Free memory was 123.2MB in the beginning and 120.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-25 16:07:07,169 INFO L158 Benchmark]: Boogie Preprocessor took 16.99ms. Allocated memory is still 178.3MB. Free memory was 120.0MB in the beginning and 119.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-25 16:07:07,169 INFO L158 Benchmark]: RCFGBuilder took 501.19ms. Allocated memory is still 178.3MB. Free memory was 119.0MB in the beginning and 79.1MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-10-25 16:07:07,169 INFO L158 Benchmark]: TraceAbstraction took 15299.83ms. Allocated memory was 178.3MB in the beginning and 811.6MB in the end (delta: 633.3MB). Free memory was 78.1MB in the beginning and 622.7MB in the end (delta: -544.7MB). Peak memory consumption was 330.9MB. Max. memory is 16.1GB. [2024-10-25 16:07:07,170 INFO L158 Benchmark]: Witness Printer took 67.42ms. Allocated memory is still 811.6MB. Free memory was 622.7MB in the beginning and 618.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-25 16:07:07,171 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 121.6MB. Free memory was 81.6MB in the beginning and 81.4MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.60ms. Allocated memory is still 178.3MB. Free memory was 146.9MB in the beginning and 123.2MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.43ms. Allocated memory is still 178.3MB. Free memory was 123.2MB in the beginning and 120.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.99ms. Allocated memory is still 178.3MB. Free memory was 120.0MB in the beginning and 119.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 501.19ms. Allocated memory is still 178.3MB. Free memory was 119.0MB in the beginning and 79.1MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 15299.83ms. Allocated memory was 178.3MB in the beginning and 811.6MB in the end (delta: 633.3MB). Free memory was 78.1MB in the beginning and 622.7MB in the end (delta: -544.7MB). Peak memory consumption was 330.9MB. Max. memory is 16.1GB. * Witness Printer took 67.42ms. Allocated memory is still 811.6MB. Free memory was 622.7MB in the beginning and 618.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 86134, independent: 81850, independent conditional: 79323, independent unconditional: 2527, dependent: 4284, dependent conditional: 4185, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84780, independent: 81850, independent conditional: 79323, independent unconditional: 2527, dependent: 2930, dependent conditional: 2831, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 84780, independent: 81850, independent conditional: 79323, independent unconditional: 2527, dependent: 2930, dependent conditional: 2831, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 91895, independent: 81850, independent conditional: 79323, independent unconditional: 2527, dependent: 10045, dependent conditional: 9946, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 91895, independent: 81850, independent conditional: 509, independent unconditional: 81341, dependent: 10045, dependent conditional: 948, dependent unconditional: 9097, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91895, independent: 81850, independent conditional: 509, independent unconditional: 81341, dependent: 10045, dependent conditional: 948, dependent unconditional: 9097, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2714, independent: 2552, independent conditional: 25, independent unconditional: 2527, dependent: 162, dependent conditional: 63, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2714, independent: 2439, independent conditional: 0, independent unconditional: 2439, dependent: 275, dependent conditional: 0, dependent unconditional: 275, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 275, independent: 113, independent conditional: 25, independent unconditional: 88, dependent: 162, dependent conditional: 63, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 275, independent: 113, independent conditional: 25, independent unconditional: 88, dependent: 162, dependent conditional: 63, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3597, independent: 1532, independent conditional: 349, independent unconditional: 1183, dependent: 2065, dependent conditional: 661, dependent unconditional: 1404, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 91895, independent: 79298, independent conditional: 484, independent unconditional: 78814, dependent: 9883, dependent conditional: 885, dependent unconditional: 8998, unknown: 2714, unknown conditional: 88, unknown unconditional: 2626] , Statistics on independence cache: Total cache size (in pairs): 2714, Positive cache size: 2552, Positive conditional cache size: 25, Positive unconditional cache size: 2527, Negative cache size: 162, Negative conditional cache size: 63, Negative unconditional cache size: 99, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 87812, Maximal queried relation: 4, Independence queries for same thread: 1354, Persistent sets #1 benchmarks: Persistent set computation time: 2.9s, Number of persistent set computation: 6100, Number of trivial persistent sets: 3686, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2626, independent: 2527, independent conditional: 0, independent unconditional: 2527, dependent: 99, dependent conditional: 0, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 86134, independent: 81850, independent conditional: 79323, independent unconditional: 2527, dependent: 4284, dependent conditional: 4185, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84780, independent: 81850, independent conditional: 79323, independent unconditional: 2527, dependent: 2930, dependent conditional: 2831, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 84780, independent: 81850, independent conditional: 79323, independent unconditional: 2527, dependent: 2930, dependent conditional: 2831, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 91895, independent: 81850, independent conditional: 79323, independent unconditional: 2527, dependent: 10045, dependent conditional: 9946, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 91895, independent: 81850, independent conditional: 509, independent unconditional: 81341, dependent: 10045, dependent conditional: 948, dependent unconditional: 9097, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91895, independent: 81850, independent conditional: 509, independent unconditional: 81341, dependent: 10045, dependent conditional: 948, dependent unconditional: 9097, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2714, independent: 2552, independent conditional: 25, independent unconditional: 2527, dependent: 162, dependent conditional: 63, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2714, independent: 2439, independent conditional: 0, independent unconditional: 2439, dependent: 275, dependent conditional: 0, dependent unconditional: 275, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 275, independent: 113, independent conditional: 25, independent unconditional: 88, dependent: 162, dependent conditional: 63, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 275, independent: 113, independent conditional: 25, independent unconditional: 88, dependent: 162, dependent conditional: 63, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3597, independent: 1532, independent conditional: 349, independent unconditional: 1183, dependent: 2065, dependent conditional: 661, dependent unconditional: 1404, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 91895, independent: 79298, independent conditional: 484, independent unconditional: 78814, dependent: 9883, dependent conditional: 885, dependent unconditional: 8998, unknown: 2714, unknown conditional: 88, unknown unconditional: 2626] , Statistics on independence cache: Total cache size (in pairs): 2714, Positive cache size: 2552, Positive conditional cache size: 25, Positive unconditional cache size: 2527, Negative cache size: 162, Negative conditional cache size: 63, Negative unconditional cache size: 99, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 87812, Maximal queried relation: 4, Independence queries for same thread: 1354 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 148146, independent: 141066, independent conditional: 138479, independent unconditional: 2587, dependent: 7080, dependent conditional: 6980, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 144500, independent: 141066, independent conditional: 138479, independent unconditional: 2587, dependent: 3434, dependent conditional: 3334, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 144500, independent: 141066, independent conditional: 138479, independent unconditional: 2587, dependent: 3434, dependent conditional: 3334, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 156529, independent: 141066, independent conditional: 138479, independent unconditional: 2587, dependent: 15463, dependent conditional: 15363, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 156529, independent: 141066, independent conditional: 649, independent unconditional: 140417, dependent: 15463, dependent conditional: 1388, dependent unconditional: 14075, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 156529, independent: 141066, independent conditional: 649, independent unconditional: 140417, dependent: 15463, dependent conditional: 1388, dependent unconditional: 14075, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2790, independent: 2625, independent conditional: 38, independent unconditional: 2587, dependent: 165, dependent conditional: 65, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2790, independent: 2500, independent conditional: 0, independent unconditional: 2500, dependent: 290, dependent conditional: 0, dependent unconditional: 290, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 290, independent: 125, independent conditional: 38, independent unconditional: 87, dependent: 165, dependent conditional: 65, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 290, independent: 125, independent conditional: 38, independent unconditional: 87, dependent: 165, dependent conditional: 65, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3049, independent: 1307, independent conditional: 476, independent unconditional: 831, dependent: 1742, dependent conditional: 599, dependent unconditional: 1143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 156529, independent: 138441, independent conditional: 611, independent unconditional: 137830, dependent: 15298, dependent conditional: 1323, dependent unconditional: 13975, unknown: 2790, unknown conditional: 103, unknown unconditional: 2687] , Statistics on independence cache: Total cache size (in pairs): 2790, Positive cache size: 2625, Positive conditional cache size: 38, Positive unconditional cache size: 2587, Negative cache size: 165, Negative conditional cache size: 65, Negative unconditional cache size: 100, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 151805, Maximal queried relation: 6, Independence queries for same thread: 3646, Persistent sets #1 benchmarks: Persistent set computation time: 2.2s, Number of persistent set computation: 11415, Number of trivial persistent sets: 11415, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2687, independent: 2587, independent conditional: 0, independent unconditional: 2587, dependent: 100, dependent conditional: 0, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 148146, independent: 141066, independent conditional: 138479, independent unconditional: 2587, dependent: 7080, dependent conditional: 6980, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 144500, independent: 141066, independent conditional: 138479, independent unconditional: 2587, dependent: 3434, dependent conditional: 3334, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 144500, independent: 141066, independent conditional: 138479, independent unconditional: 2587, dependent: 3434, dependent conditional: 3334, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 156529, independent: 141066, independent conditional: 138479, independent unconditional: 2587, dependent: 15463, dependent conditional: 15363, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 156529, independent: 141066, independent conditional: 649, independent unconditional: 140417, dependent: 15463, dependent conditional: 1388, dependent unconditional: 14075, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 156529, independent: 141066, independent conditional: 649, independent unconditional: 140417, dependent: 15463, dependent conditional: 1388, dependent unconditional: 14075, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2790, independent: 2625, independent conditional: 38, independent unconditional: 2587, dependent: 165, dependent conditional: 65, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2790, independent: 2500, independent conditional: 0, independent unconditional: 2500, dependent: 290, dependent conditional: 0, dependent unconditional: 290, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 290, independent: 125, independent conditional: 38, independent unconditional: 87, dependent: 165, dependent conditional: 65, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 290, independent: 125, independent conditional: 38, independent unconditional: 87, dependent: 165, dependent conditional: 65, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3049, independent: 1307, independent conditional: 476, independent unconditional: 831, dependent: 1742, dependent conditional: 599, dependent unconditional: 1143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 156529, independent: 138441, independent conditional: 611, independent unconditional: 137830, dependent: 15298, dependent conditional: 1323, dependent unconditional: 13975, unknown: 2790, unknown conditional: 103, unknown unconditional: 2687] , Statistics on independence cache: Total cache size (in pairs): 2790, Positive cache size: 2625, Positive conditional cache size: 38, Positive unconditional cache size: 2587, Negative cache size: 165, Negative conditional cache size: 65, Negative unconditional cache size: 100, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 151805, Maximal queried relation: 6, Independence queries for same thread: 3646 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 80221, independent: 74153, independent conditional: 71578, independent unconditional: 2575, dependent: 6068, dependent conditional: 5962, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79574, independent: 74153, independent conditional: 71578, independent unconditional: 2575, dependent: 5421, dependent conditional: 5315, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 79574, independent: 74153, independent conditional: 71578, independent unconditional: 2575, dependent: 5421, dependent conditional: 5315, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84889, independent: 74153, independent conditional: 71578, independent unconditional: 2575, dependent: 10736, dependent conditional: 10630, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 84889, independent: 74153, independent conditional: 0, independent unconditional: 74153, dependent: 10736, dependent conditional: 715, dependent unconditional: 10021, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 84889, independent: 74153, independent conditional: 0, independent unconditional: 74153, dependent: 10736, dependent conditional: 715, dependent unconditional: 10021, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2703, independent: 2575, independent conditional: 0, independent unconditional: 2575, dependent: 128, dependent conditional: 22, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2703, independent: 2481, independent conditional: 0, independent unconditional: 2481, dependent: 222, dependent conditional: 0, dependent unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 222, independent: 94, independent conditional: 0, independent unconditional: 94, dependent: 128, dependent conditional: 22, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 222, independent: 94, independent conditional: 0, independent unconditional: 94, dependent: 128, dependent conditional: 22, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1931, independent: 751, independent conditional: 0, independent unconditional: 751, dependent: 1180, dependent conditional: 160, dependent unconditional: 1020, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 84889, independent: 71578, independent conditional: 0, independent unconditional: 71578, dependent: 10608, dependent conditional: 693, dependent unconditional: 9915, unknown: 2703, unknown conditional: 22, unknown unconditional: 2681] , Statistics on independence cache: Total cache size (in pairs): 2703, Positive cache size: 2575, Positive conditional cache size: 0, Positive unconditional cache size: 2575, Negative cache size: 128, Negative conditional cache size: 22, Negative unconditional cache size: 106, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 81493, Maximal queried relation: 1, Independence queries for same thread: 647, Persistent sets #1 benchmarks: Persistent set computation time: 2.0s, Number of persistent set computation: 8749, Number of trivial persistent sets: 4956, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2681, independent: 2575, independent conditional: 0, independent unconditional: 2575, dependent: 106, dependent conditional: 0, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 80221, independent: 74153, independent conditional: 71578, independent unconditional: 2575, dependent: 6068, dependent conditional: 5962, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79574, independent: 74153, independent conditional: 71578, independent unconditional: 2575, dependent: 5421, dependent conditional: 5315, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 79574, independent: 74153, independent conditional: 71578, independent unconditional: 2575, dependent: 5421, dependent conditional: 5315, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84889, independent: 74153, independent conditional: 71578, independent unconditional: 2575, dependent: 10736, dependent conditional: 10630, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 84889, independent: 74153, independent conditional: 0, independent unconditional: 74153, dependent: 10736, dependent conditional: 715, dependent unconditional: 10021, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 84889, independent: 74153, independent conditional: 0, independent unconditional: 74153, dependent: 10736, dependent conditional: 715, dependent unconditional: 10021, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2703, independent: 2575, independent conditional: 0, independent unconditional: 2575, dependent: 128, dependent conditional: 22, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2703, independent: 2481, independent conditional: 0, independent unconditional: 2481, dependent: 222, dependent conditional: 0, dependent unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 222, independent: 94, independent conditional: 0, independent unconditional: 94, dependent: 128, dependent conditional: 22, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 222, independent: 94, independent conditional: 0, independent unconditional: 94, dependent: 128, dependent conditional: 22, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1931, independent: 751, independent conditional: 0, independent unconditional: 751, dependent: 1180, dependent conditional: 160, dependent unconditional: 1020, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 84889, independent: 71578, independent conditional: 0, independent unconditional: 71578, dependent: 10608, dependent conditional: 693, dependent unconditional: 9915, unknown: 2703, unknown conditional: 22, unknown unconditional: 2681] , Statistics on independence cache: Total cache size (in pairs): 2703, Positive cache size: 2575, Positive conditional cache size: 0, Positive unconditional cache size: 2575, Negative cache size: 128, Negative conditional cache size: 22, Negative unconditional cache size: 106, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 81493, Maximal queried relation: 1, Independence queries for same thread: 647 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: 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 for errors in thread instance: t3_funThread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 107 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 5.4s, 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: 26, 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, 0.6s InterpolantComputationTime, 143 NumberOfCodeBlocks, 143 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 139 ConstructedInterpolants, 0 QuantifiedInterpolants, 434 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 5.9s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 5.2s, 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: 44, 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, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 263 ConstructedInterpolants, 0 QuantifiedInterpolants, 767 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 errors in thread instance: t2_funThread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 107 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.9s, 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: 8, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 60 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 - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-25 16:07:07,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2024-10-25 16:07:07,397 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2024-10-25 16:07:07,597 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 [2024-10-25 16:07:07,797 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE