./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-atomic/time_var_mutex.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking FORWARD -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 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 ../../../trunk/examples/svcomp/pthread-atomic/time_var_mutex.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 1985bb251db70a1c798d345be7e1671f9dcc6a359b969ca99d23e0003d9a3770 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking FORWARD -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-17 17:10:09,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-17 17:10:09,849 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-17 17:10:09,854 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-17 17:10:09,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-17 17:10:09,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-17 17:10:09,875 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-17 17:10:09,875 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-17 17:10:09,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-17 17:10:09,876 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-17 17:10:09,876 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-17 17:10:09,877 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-17 17:10:09,877 INFO L153 SettingsManager]: * Use SBE=true [2024-10-17 17:10:09,877 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-17 17:10:09,878 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-17 17:10:09,878 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-17 17:10:09,878 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-17 17:10:09,879 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-17 17:10:09,879 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-17 17:10:09,879 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-17 17:10:09,880 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-17 17:10:09,880 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-17 17:10:09,881 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-17 17:10:09,881 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-17 17:10:09,881 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-17 17:10:09,882 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-17 17:10:09,882 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-17 17:10:09,882 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-17 17:10:09,882 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-17 17:10:09,883 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-17 17:10:09,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-17 17:10:09,883 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-17 17:10:09,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-17 17:10:09,884 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-17 17:10:09,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-17 17:10:09,884 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-17 17:10:09,885 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-17 17:10:09,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-17 17:10:09,885 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-17 17:10:09,886 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-17 17:10:09,886 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-17 17:10:09,886 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1985bb251db70a1c798d345be7e1671f9dcc6a359b969ca99d23e0003d9a3770 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> COUNTEREXAMPLE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> FORWARD [2024-10-17 17:10:10,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-17 17:10:10,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-17 17:10:10,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-17 17:10:10,155 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-17 17:10:10,156 INFO L274 PluginConnector]: CDTParser initialized [2024-10-17 17:10:10,168 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2024-10-17 17:10:11,620 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-17 17:10:11,848 INFO L384 CDTParser]: Found 1 translation units. [2024-10-17 17:10:11,849 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2024-10-17 17:10:11,860 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/be72fd1a1/401bb411929b49f98c7f1fa0c871bbfe/FLAGbc9211ccf [2024-10-17 17:10:12,178 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/be72fd1a1/401bb411929b49f98c7f1fa0c871bbfe [2024-10-17 17:10:12,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-17 17:10:12,181 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-17 17:10:12,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-17 17:10:12,182 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-17 17:10:12,186 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-17 17:10:12,187 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1370bc05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12, skipping insertion in model container [2024-10-17 17:10:12,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,224 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-17 17:10:12,532 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i[30247,30260] [2024-10-17 17:10:12,539 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i[30452,30465] [2024-10-17 17:10:12,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-17 17:10:12,558 INFO L200 MainTranslator]: Completed pre-run [2024-10-17 17:10:12,598 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i[30247,30260] [2024-10-17 17:10:12,600 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i[30452,30465] [2024-10-17 17:10:12,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-17 17:10:12,638 INFO L204 MainTranslator]: Completed translation [2024-10-17 17:10:12,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12 WrapperNode [2024-10-17 17:10:12,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-17 17:10:12,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-17 17:10:12,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-17 17:10:12,640 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-17 17:10:12,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,661 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,683 INFO L138 Inliner]: procedures = 169, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2024-10-17 17:10:12,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-17 17:10:12,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-17 17:10:12,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-17 17:10:12,686 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-17 17:10:12,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,703 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,703 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,708 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-17 17:10:12,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-17 17:10:12,729 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-17 17:10:12,729 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-17 17:10:12,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12" (1/1) ... [2024-10-17 17:10:12,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-17 17:10:12,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 17:10:12,778 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) [2024-10-17 17:10:12,780 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 [2024-10-17 17:10:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure allocator [2024-10-17 17:10:12,830 INFO L138 BoogieDeclarations]: Found implementation of procedure allocator [2024-10-17 17:10:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure de_allocator [2024-10-17 17:10:12,830 INFO L138 BoogieDeclarations]: Found implementation of procedure de_allocator [2024-10-17 17:10:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-17 17:10:12,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-17 17:10:12,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-17 17:10:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-17 17:10:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-17 17:10:12,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-17 17:10:12,834 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-17 17:10:12,975 INFO L238 CfgBuilder]: Building ICFG [2024-10-17 17:10:12,977 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-17 17:10:13,122 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-17 17:10:13,122 INFO L287 CfgBuilder]: Performing block encoding [2024-10-17 17:10:13,283 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-17 17:10:13,283 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-17 17:10:13,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:10:13 BoogieIcfgContainer [2024-10-17 17:10:13,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-17 17:10:13,287 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-17 17:10:13,287 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-17 17:10:13,290 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-17 17:10:13,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 05:10:12" (1/3) ... [2024-10-17 17:10:13,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@575fe145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:10:13, skipping insertion in model container [2024-10-17 17:10:13,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:10:12" (2/3) ... [2024-10-17 17:10:13,291 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@575fe145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:10:13, skipping insertion in model container [2024-10-17 17:10:13,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:10:13" (3/3) ... [2024-10-17 17:10:13,292 INFO L112 eAbstractionObserver]: Analyzing ICFG time_var_mutex.i [2024-10-17 17:10:13,304 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-17 17:10:13,304 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-17 17:10:13,305 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-17 17:10:13,344 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-17 17:10:13,381 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-17 17:10:13,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-17 17:10:13,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 17:10:13,384 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) [2024-10-17 17:10:13,386 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 [2024-10-17 17:10:13,473 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-17 17:10:13,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 17:10:13,497 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == de_allocatorThread1of1ForFork0 ======== [2024-10-17 17:10:13,506 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;@12f5659b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=FORWARD, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-17 17:10:13,506 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-17 17:10:13,995 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-17 17:10:13,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 17:10:13,998 INFO L85 PathProgramCache]: Analyzing trace with hash 1469518908, now seen corresponding path program 1 times [2024-10-17 17:10:14,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 17:10:14,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234908349] [2024-10-17 17:10:14,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 17:10:14,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 17:10:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 17:10:14,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-17 17:10:14,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 17:10:14,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234908349] [2024-10-17 17:10:14,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234908349] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 17:10:14,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 17:10:14,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-17 17:10:14,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305096708] [2024-10-17 17:10:14,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 17:10:14,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 17:10:14,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 17:10:14,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 17:10:14,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 17:10:14,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:14,269 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 17:10:14,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2024-10-17 17:10:14,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:14,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:14,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-17 17:10:14,341 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-17 17:10:14,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 17:10:14,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1246546136, now seen corresponding path program 1 times [2024-10-17 17:10:14,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 17:10:14,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930663122] [2024-10-17 17:10:14,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 17:10:14,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 17:10:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 17:10:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-17 17:10:14,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 17:10:14,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930663122] [2024-10-17 17:10:14,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930663122] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 17:10:14,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 17:10:14,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-17 17:10:14,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549525478] [2024-10-17 17:10:14,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 17:10:14,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 17:10:14,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 17:10:14,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 17:10:14,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 17:10:14,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:14,503 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 17:10:14,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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) [2024-10-17 17:10:14,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:14,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:14,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:14,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:14,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-17 17:10:14,894 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-17 17:10:14,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 17:10:14,915 INFO L85 PathProgramCache]: Analyzing trace with hash -385073378, now seen corresponding path program 2 times [2024-10-17 17:10:14,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 17:10:14,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606559294] [2024-10-17 17:10:14,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 17:10:14,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 17:10:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 17:10:15,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-17 17:10:15,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 17:10:15,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606559294] [2024-10-17 17:10:15,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606559294] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 17:10:15,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 17:10:15,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-17 17:10:15,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208461309] [2024-10-17 17:10:15,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 17:10:15,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 17:10:15,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 17:10:15,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 17:10:15,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 17:10:15,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:15,041 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 17:10:15,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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) [2024-10-17 17:10:15,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:15,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-17 17:10:15,095 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-17 17:10:15,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 17:10:15,095 INFO L85 PathProgramCache]: Analyzing trace with hash -27592675, now seen corresponding path program 1 times [2024-10-17 17:10:15,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 17:10:15,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436876727] [2024-10-17 17:10:15,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 17:10:15,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 17:10:15,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 17:10:15,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-17 17:10:15,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 17:10:15,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436876727] [2024-10-17 17:10:15,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436876727] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 17:10:15,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 17:10:15,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-17 17:10:15,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711976829] [2024-10-17 17:10:15,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 17:10:15,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 17:10:15,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 17:10:15,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 17:10:15,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 17:10:15,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:15,125 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 17:10:15,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2024-10-17 17:10:15,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:15,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-17 17:10:15,208 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-17 17:10:15,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 17:10:15,231 INFO L85 PathProgramCache]: Analyzing trace with hash -1132604541, now seen corresponding path program 1 times [2024-10-17 17:10:15,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 17:10:15,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639014319] [2024-10-17 17:10:15,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 17:10:15,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 17:10:15,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 17:10:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-17 17:10:15,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 17:10:15,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639014319] [2024-10-17 17:10:15,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639014319] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 17:10:15,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 17:10:15,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-17 17:10:15,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518166984] [2024-10-17 17:10:15,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 17:10:15,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 17:10:15,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 17:10:15,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 17:10:15,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 17:10:15,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:15,268 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 17:10:15,268 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2024-10-17 17:10:15,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:15,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:15,356 INFO L782 garLoopResultBuilder]: Registering result SAFE for location de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-17 17:10:15,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-17 17:10:15,366 INFO L414 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-10-17 17:10:15,367 INFO L312 ceAbstractionStarter]: Result for error location de_allocatorThread1of1ForFork0 was SAFE (1/3) [2024-10-17 17:10:15,371 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-17 17:10:15,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-17 17:10:15,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 17:10:15,374 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) [2024-10-17 17:10:15,376 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 [2024-10-17 17:10:15,409 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-17 17:10:15,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 17:10:15,410 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-17 17:10:15,411 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;@12f5659b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=FORWARD, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-17 17:10:15,411 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-17 17:10:15,728 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-10-17 17:10:15,728 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-10-17 17:10:15,733 INFO L414 BasicCegarLoop]: Path program histogram: [] [2024-10-17 17:10:15,733 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE (2/3) [2024-10-17 17:10:15,738 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-17 17:10:15,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-17 17:10:15,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 17:10:15,741 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) [2024-10-17 17:10:15,742 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 [2024-10-17 17:10:15,778 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-17 17:10:15,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 17:10:15,780 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == allocatorThread1of1ForFork1 ======== [2024-10-17 17:10:15,780 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;@12f5659b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=FORWARD, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-17 17:10:15,781 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-17 17:10:16,002 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-17 17:10:16,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 17:10:16,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1860759740, now seen corresponding path program 1 times [2024-10-17 17:10:16,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 17:10:16,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290874535] [2024-10-17 17:10:16,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 17:10:16,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 17:10:16,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 17:10:16,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-17 17:10:16,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 17:10:16,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290874535] [2024-10-17 17:10:16,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290874535] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 17:10:16,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 17:10:16,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-17 17:10:16,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621611101] [2024-10-17 17:10:16,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 17:10:16,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 17:10:16,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 17:10:16,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 17:10:16,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 17:10:16,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:16,037 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 17:10:16,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2024-10-17 17:10:16,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:16,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:16,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-17 17:10:16,175 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-17 17:10:16,207 INFO L85 PathProgramCache]: Analyzing trace with hash -756577221, now seen corresponding path program 1 times [2024-10-17 17:10:16,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 17:10:16,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 17:10:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 17:10:16,231 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 17:10:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 17:10:16,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 17:10:16,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1221356551, now seen corresponding path program 1 times [2024-10-17 17:10:16,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 17:10:16,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286447319] [2024-10-17 17:10:16,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 17:10:16,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 17:10:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 17:10:16,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-17 17:10:16,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 17:10:16,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286447319] [2024-10-17 17:10:16,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286447319] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 17:10:16,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 17:10:16,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-17 17:10:16,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438254893] [2024-10-17 17:10:16,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 17:10:16,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 17:10:16,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 17:10:16,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 17:10:16,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 17:10:16,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:16,323 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 17:10:16,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2024-10-17 17:10:16,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:16,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:16,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:16,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:16,494 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,SelfDestructingSolverStorable6 [2024-10-17 17:10:16,494 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-17 17:10:16,527 INFO L85 PathProgramCache]: Analyzing trace with hash -43997097, now seen corresponding path program 1 times [2024-10-17 17:10:16,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 17:10:16,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 17:10:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 17:10:16,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-17 17:10:16,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 17:10:16,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 17:10:16,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 17:10:16,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-17 17:10:16,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 17:10:16,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 17:10:16,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 17:10:16,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:16,583 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 17:10:16,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2024-10-17 17:10:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 17:10:16,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:16,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:16,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 17:10:16,702 INFO L782 garLoopResultBuilder]: Registering result SAFE for location allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-17 17:10:16,702 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable9 [2024-10-17 17:10:16,705 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-10-17 17:10:16,706 INFO L312 ceAbstractionStarter]: Result for error location allocatorThread1of1ForFork1 was SAFE (3/3) [2024-10-17 17:10:16,706 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-17 17:10:16,706 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-17 17:10:16,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 05:10:16 BasicIcfg [2024-10-17 17:10:16,711 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-17 17:10:16,711 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-17 17:10:16,711 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-17 17:10:16,712 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-17 17:10:16,712 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:10:13" (3/4) ... [2024-10-17 17:10:16,714 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-17 17:10:16,718 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure allocator [2024-10-17 17:10:16,718 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure de_allocator [2024-10-17 17:10:16,722 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2024-10-17 17:10:16,722 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-10-17 17:10:16,723 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-17 17:10:16,723 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-17 17:10:16,800 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-17 17:10:16,801 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-17 17:10:16,801 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-17 17:10:16,801 INFO L158 Benchmark]: Toolchain (without parser) took 4620.05ms. Allocated memory was 151.0MB in the beginning and 232.8MB in the end (delta: 81.8MB). Free memory was 95.6MB in the beginning and 184.9MB in the end (delta: -89.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-17 17:10:16,802 INFO L158 Benchmark]: CDTParser took 10.71ms. Allocated memory is still 151.0MB. Free memory was 85.1MB in the beginning and 114.8MB in the end (delta: -29.7MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2024-10-17 17:10:16,802 INFO L158 Benchmark]: CACSL2BoogieTranslator took 457.38ms. Allocated memory is still 151.0MB. Free memory was 95.6MB in the beginning and 72.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-10-17 17:10:16,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.45ms. Allocated memory is still 151.0MB. Free memory was 72.5MB in the beginning and 70.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-17 17:10:16,803 INFO L158 Benchmark]: Boogie Preprocessor took 39.26ms. Allocated memory is still 151.0MB. Free memory was 70.4MB in the beginning and 69.4MB in the end (delta: 959.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-17 17:10:16,803 INFO L158 Benchmark]: RCFGBuilder took 559.04ms. Allocated memory was 151.0MB in the beginning and 192.9MB in the end (delta: 41.9MB). Free memory was 69.0MB in the beginning and 139.7MB in the end (delta: -70.7MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-10-17 17:10:16,804 INFO L158 Benchmark]: TraceAbstraction took 3424.28ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 138.6MB in the beginning and 189.1MB in the end (delta: -50.5MB). Peak memory consumption was 93.4MB. Max. memory is 16.1GB. [2024-10-17 17:10:16,804 INFO L158 Benchmark]: Witness Printer took 89.58ms. Allocated memory is still 232.8MB. Free memory was 189.1MB in the beginning and 184.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-17 17:10:16,806 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 10.71ms. Allocated memory is still 151.0MB. Free memory was 85.1MB in the beginning and 114.8MB in the end (delta: -29.7MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 457.38ms. Allocated memory is still 151.0MB. Free memory was 95.6MB in the beginning and 72.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.45ms. Allocated memory is still 151.0MB. Free memory was 72.5MB in the beginning and 70.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.26ms. Allocated memory is still 151.0MB. Free memory was 70.4MB in the beginning and 69.4MB in the end (delta: 959.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 559.04ms. Allocated memory was 151.0MB in the beginning and 192.9MB in the end (delta: 41.9MB). Free memory was 69.0MB in the beginning and 139.7MB in the end (delta: -70.7MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * TraceAbstraction took 3424.28ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 138.6MB in the beginning and 189.1MB in the end (delta: -50.5MB). Peak memory consumption was 93.4MB. Max. memory is 16.1GB. * Witness Printer took 89.58ms. Allocated memory is still 232.8MB. Free memory was 189.1MB in the beginning and 184.9MB 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: 1391, independent: 1334, independent conditional: 784, independent unconditional: 550, dependent: 57, dependent conditional: 40, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1361, independent: 1334, independent conditional: 784, independent unconditional: 550, dependent: 27, dependent conditional: 10, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1361, independent: 1334, independent conditional: 784, independent unconditional: 550, dependent: 27, dependent conditional: 10, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1361, independent: 1334, independent conditional: 784, independent unconditional: 550, dependent: 27, dependent conditional: 10, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1403, independent: 1334, independent conditional: 784, independent unconditional: 550, dependent: 69, dependent conditional: 35, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1403, independent: 1334, independent conditional: 0, independent unconditional: 1334, dependent: 69, dependent conditional: 1, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1403, independent: 1334, independent conditional: 0, independent unconditional: 1334, dependent: 69, dependent conditional: 1, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 568, independent: 551, independent conditional: 0, independent unconditional: 551, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 568, independent: 540, independent conditional: 0, independent unconditional: 540, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 778, independent: 310, independent conditional: 0, independent unconditional: 310, dependent: 469, dependent conditional: 10, dependent unconditional: 459, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1403, independent: 783, independent conditional: 0, independent unconditional: 783, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 568, unknown conditional: 1, unknown unconditional: 567] , Statistics on independence cache: Total cache size (in pairs): 568, Positive cache size: 551, Positive conditional cache size: 0, Positive unconditional cache size: 551, Negative cache size: 17, Negative conditional cache size: 1, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 818, Maximal queried relation: 2, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1403, independent: 1334, independent conditional: 784, independent unconditional: 550, dependent: 69, dependent conditional: 35, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1403, independent: 1334, independent conditional: 0, independent unconditional: 1334, dependent: 69, dependent conditional: 1, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1403, independent: 1334, independent conditional: 0, independent unconditional: 1334, dependent: 69, dependent conditional: 1, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 568, independent: 551, independent conditional: 0, independent unconditional: 551, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 568, independent: 540, independent conditional: 0, independent unconditional: 540, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 778, independent: 310, independent conditional: 0, independent unconditional: 310, dependent: 469, dependent conditional: 10, dependent unconditional: 459, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1403, independent: 783, independent conditional: 0, independent unconditional: 783, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 568, unknown conditional: 1, unknown unconditional: 567] , Statistics on independence cache: Total cache size (in pairs): 568, Positive cache size: 551, Positive conditional cache size: 0, Positive unconditional cache size: 551, Negative cache size: 17, Negative conditional cache size: 1, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 818 ], Independence queries for same thread: 30, Persistent sets #1 benchmarks: Persistent set computation time: 0.8s, Number of persistent set computation: 105, Number of trivial persistent sets: 31, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 566, independent: 550, independent conditional: 0, independent unconditional: 550, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1391, independent: 1334, independent conditional: 784, independent unconditional: 550, dependent: 57, dependent conditional: 40, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1361, independent: 1334, independent conditional: 784, independent unconditional: 550, dependent: 27, dependent conditional: 10, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1361, independent: 1334, independent conditional: 784, independent unconditional: 550, dependent: 27, dependent conditional: 10, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1361, independent: 1334, independent conditional: 784, independent unconditional: 550, dependent: 27, dependent conditional: 10, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1403, independent: 1334, independent conditional: 784, independent unconditional: 550, dependent: 69, dependent conditional: 35, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1403, independent: 1334, independent conditional: 0, independent unconditional: 1334, dependent: 69, dependent conditional: 1, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1403, independent: 1334, independent conditional: 0, independent unconditional: 1334, dependent: 69, dependent conditional: 1, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 568, independent: 551, independent conditional: 0, independent unconditional: 551, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 568, independent: 540, independent conditional: 0, independent unconditional: 540, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 778, independent: 310, independent conditional: 0, independent unconditional: 310, dependent: 469, dependent conditional: 10, dependent unconditional: 459, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1403, independent: 783, independent conditional: 0, independent unconditional: 783, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 568, unknown conditional: 1, unknown unconditional: 567] , Statistics on independence cache: Total cache size (in pairs): 568, Positive cache size: 551, Positive conditional cache size: 0, Positive unconditional cache size: 551, Negative cache size: 17, Negative conditional cache size: 1, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 818, Maximal queried relation: 2, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1403, independent: 1334, independent conditional: 784, independent unconditional: 550, dependent: 69, dependent conditional: 35, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1403, independent: 1334, independent conditional: 0, independent unconditional: 1334, dependent: 69, dependent conditional: 1, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1403, independent: 1334, independent conditional: 0, independent unconditional: 1334, dependent: 69, dependent conditional: 1, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 568, independent: 551, independent conditional: 0, independent unconditional: 551, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 568, independent: 540, independent conditional: 0, independent unconditional: 540, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 778, independent: 310, independent conditional: 0, independent unconditional: 310, dependent: 469, dependent conditional: 10, dependent unconditional: 459, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1403, independent: 783, independent conditional: 0, independent unconditional: 783, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 568, unknown conditional: 1, unknown unconditional: 567] , Statistics on independence cache: Total cache size (in pairs): 568, Positive cache size: 551, Positive conditional cache size: 0, Positive unconditional cache size: 551, Negative cache size: 17, Negative conditional cache size: 1, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 818 ], Independence queries for same thread: 30 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 355, independent: 343, independent conditional: 16, independent unconditional: 327, dependent: 12, dependent conditional: 3, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 352, independent: 343, independent conditional: 16, independent unconditional: 327, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 352, independent: 343, independent conditional: 16, independent unconditional: 327, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 352, independent: 343, independent conditional: 16, independent unconditional: 327, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 361, independent: 343, independent conditional: 16, independent unconditional: 327, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 361, independent: 343, independent conditional: 0, independent unconditional: 343, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 361, independent: 343, independent conditional: 0, independent unconditional: 343, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 336, independent: 327, independent conditional: 0, independent unconditional: 327, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 336, independent: 323, independent conditional: 0, independent unconditional: 323, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 13, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 294, independent: 64, independent conditional: 0, independent unconditional: 64, dependent: 231, dependent conditional: 0, dependent unconditional: 231, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 361, independent: 16, independent conditional: 0, independent unconditional: 16, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 336, unknown conditional: 0, unknown unconditional: 336] , Statistics on independence cache: Total cache size (in pairs): 336, Positive cache size: 327, Positive conditional cache size: 0, Positive unconditional cache size: 327, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 361, independent: 343, independent conditional: 16, independent unconditional: 327, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 361, independent: 343, independent conditional: 0, independent unconditional: 343, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 361, independent: 343, independent conditional: 0, independent unconditional: 343, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 336, independent: 327, independent conditional: 0, independent unconditional: 327, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 336, independent: 323, independent conditional: 0, independent unconditional: 323, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 13, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 294, independent: 64, independent conditional: 0, independent unconditional: 64, dependent: 231, dependent conditional: 0, dependent unconditional: 231, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 361, independent: 16, independent conditional: 0, independent unconditional: 16, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 336, unknown conditional: 0, unknown unconditional: 336] , Statistics on independence cache: Total cache size (in pairs): 336, Positive cache size: 327, Positive conditional cache size: 0, Positive unconditional cache size: 327, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16 ], Independence queries for same thread: 3, Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 32, Number of trivial persistent sets: 32, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 336, independent: 327, independent conditional: 0, independent unconditional: 327, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 355, independent: 343, independent conditional: 16, independent unconditional: 327, dependent: 12, dependent conditional: 3, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 352, independent: 343, independent conditional: 16, independent unconditional: 327, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 352, independent: 343, independent conditional: 16, independent unconditional: 327, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 352, independent: 343, independent conditional: 16, independent unconditional: 327, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 361, independent: 343, independent conditional: 16, independent unconditional: 327, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 361, independent: 343, independent conditional: 0, independent unconditional: 343, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 361, independent: 343, independent conditional: 0, independent unconditional: 343, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 336, independent: 327, independent conditional: 0, independent unconditional: 327, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 336, independent: 323, independent conditional: 0, independent unconditional: 323, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 13, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 294, independent: 64, independent conditional: 0, independent unconditional: 64, dependent: 231, dependent conditional: 0, dependent unconditional: 231, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 361, independent: 16, independent conditional: 0, independent unconditional: 16, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 336, unknown conditional: 0, unknown unconditional: 336] , Statistics on independence cache: Total cache size (in pairs): 336, Positive cache size: 327, Positive conditional cache size: 0, Positive unconditional cache size: 327, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 361, independent: 343, independent conditional: 16, independent unconditional: 327, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 361, independent: 343, independent conditional: 0, independent unconditional: 343, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 361, independent: 343, independent conditional: 0, independent unconditional: 343, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 336, independent: 327, independent conditional: 0, independent unconditional: 327, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 336, independent: 323, independent conditional: 0, independent unconditional: 323, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 13, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 294, independent: 64, independent conditional: 0, independent unconditional: 64, dependent: 231, dependent conditional: 0, dependent unconditional: 231, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 361, independent: 16, independent conditional: 0, independent unconditional: 16, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 336, unknown conditional: 0, unknown unconditional: 336] , Statistics on independence cache: Total cache size (in pairs): 336, Positive cache size: 327, Positive conditional cache size: 0, Positive unconditional cache size: 327, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16 ], Independence queries for same thread: 3 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1090, independent: 1033, independent conditional: 503, independent unconditional: 530, dependent: 57, dependent conditional: 40, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1063, independent: 1033, independent conditional: 503, independent unconditional: 530, dependent: 30, dependent conditional: 13, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1063, independent: 1033, independent conditional: 503, independent unconditional: 530, dependent: 30, dependent conditional: 13, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1063, independent: 1033, independent conditional: 503, independent unconditional: 530, dependent: 30, dependent conditional: 13, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1105, independent: 1033, independent conditional: 503, independent unconditional: 530, dependent: 72, dependent conditional: 38, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1105, independent: 1033, independent conditional: 0, independent unconditional: 1033, dependent: 72, dependent conditional: 6, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1105, independent: 1033, independent conditional: 0, independent unconditional: 1033, dependent: 72, dependent conditional: 6, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 551, independent: 531, independent conditional: 0, independent unconditional: 531, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 551, independent: 519, independent conditional: 0, independent unconditional: 519, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 32, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 501, independent: 184, independent conditional: 0, independent unconditional: 184, dependent: 317, dependent conditional: 25, dependent unconditional: 293, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1105, independent: 502, independent conditional: 0, independent unconditional: 502, dependent: 52, dependent conditional: 3, dependent unconditional: 49, unknown: 551, unknown conditional: 3, unknown unconditional: 548] , Statistics on independence cache: Total cache size (in pairs): 551, Positive cache size: 531, Positive conditional cache size: 0, Positive unconditional cache size: 531, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 535, Maximal queried relation: 2, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1105, independent: 1033, independent conditional: 503, independent unconditional: 530, dependent: 72, dependent conditional: 38, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1105, independent: 1033, independent conditional: 0, independent unconditional: 1033, dependent: 72, dependent conditional: 6, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1105, independent: 1033, independent conditional: 0, independent unconditional: 1033, dependent: 72, dependent conditional: 6, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 551, independent: 531, independent conditional: 0, independent unconditional: 531, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 551, independent: 519, independent conditional: 0, independent unconditional: 519, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 32, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 501, independent: 184, independent conditional: 0, independent unconditional: 184, dependent: 317, dependent conditional: 25, dependent unconditional: 293, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1105, independent: 502, independent conditional: 0, independent unconditional: 502, dependent: 52, dependent conditional: 3, dependent unconditional: 49, unknown: 551, unknown conditional: 3, unknown unconditional: 548] , Statistics on independence cache: Total cache size (in pairs): 551, Positive cache size: 531, Positive conditional cache size: 0, Positive unconditional cache size: 531, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 535 ], Independence queries for same thread: 27, Persistent sets #1 benchmarks: Persistent set computation time: 0.5s, Number of persistent set computation: 70, Number of trivial persistent sets: 14, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 547, independent: 530, independent conditional: 0, independent unconditional: 530, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1090, independent: 1033, independent conditional: 503, independent unconditional: 530, dependent: 57, dependent conditional: 40, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1063, independent: 1033, independent conditional: 503, independent unconditional: 530, dependent: 30, dependent conditional: 13, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1063, independent: 1033, independent conditional: 503, independent unconditional: 530, dependent: 30, dependent conditional: 13, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1063, independent: 1033, independent conditional: 503, independent unconditional: 530, dependent: 30, dependent conditional: 13, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1105, independent: 1033, independent conditional: 503, independent unconditional: 530, dependent: 72, dependent conditional: 38, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1105, independent: 1033, independent conditional: 0, independent unconditional: 1033, dependent: 72, dependent conditional: 6, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1105, independent: 1033, independent conditional: 0, independent unconditional: 1033, dependent: 72, dependent conditional: 6, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 551, independent: 531, independent conditional: 0, independent unconditional: 531, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 551, independent: 519, independent conditional: 0, independent unconditional: 519, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 32, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 501, independent: 184, independent conditional: 0, independent unconditional: 184, dependent: 317, dependent conditional: 25, dependent unconditional: 293, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1105, independent: 502, independent conditional: 0, independent unconditional: 502, dependent: 52, dependent conditional: 3, dependent unconditional: 49, unknown: 551, unknown conditional: 3, unknown unconditional: 548] , Statistics on independence cache: Total cache size (in pairs): 551, Positive cache size: 531, Positive conditional cache size: 0, Positive unconditional cache size: 531, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 535, Maximal queried relation: 2, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1105, independent: 1033, independent conditional: 503, independent unconditional: 530, dependent: 72, dependent conditional: 38, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1105, independent: 1033, independent conditional: 0, independent unconditional: 1033, dependent: 72, dependent conditional: 6, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1105, independent: 1033, independent conditional: 0, independent unconditional: 1033, dependent: 72, dependent conditional: 6, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 551, independent: 531, independent conditional: 0, independent unconditional: 531, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 551, independent: 519, independent conditional: 0, independent unconditional: 519, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 32, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 501, independent: 184, independent conditional: 0, independent unconditional: 184, dependent: 317, dependent conditional: 25, dependent unconditional: 293, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1105, independent: 502, independent conditional: 0, independent unconditional: 502, dependent: 52, dependent conditional: 3, dependent unconditional: 49, unknown: 551, unknown conditional: 3, unknown unconditional: 548] , Statistics on independence cache: Total cache size (in pairs): 551, Positive cache size: 531, Positive conditional cache size: 0, Positive unconditional cache size: 531, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 535 ], Independence queries for same thread: 27 - PositiveResult [Line: 710]: 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: 702]: 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: de_allocatorThread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 61 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 1.2s, 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: 15, 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, 0.4s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 92 ConstructedInterpolants, 0 QuantifiedInterpolants, 154 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.0s, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 2, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 61 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.3s, 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: 0, 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: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.0s, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: allocatorThread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 61 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.6s, 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: 9, 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, 0.1s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 50 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.2s, ConditionalCommutativityCheckTime: 0.2s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 1, ConditionalCommutativityConditionCalculations: 2, ConditionalCommutativityTraceChecks: 2, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-17 17:10:16,844 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-10-17 17:10:17,041 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2024-10-17 17:10:17,242 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 [2024-10-17 17:10:17,442 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE