./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -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-wmm/rfi003_tso.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 503cbc793fb2369a7e5308c15a611fe38888f935ec98bb5d473194a0a60e31e4 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -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 21:19:39,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-17 21:19:39,459 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-17 21:19:39,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-17 21:19:39,466 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-17 21:19:39,495 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-17 21:19:39,495 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-17 21:19:39,496 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-17 21:19:39,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-17 21:19:39,497 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-17 21:19:39,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-17 21:19:39,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-17 21:19:39,498 INFO L153 SettingsManager]: * Use SBE=true [2024-10-17 21:19:39,500 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-17 21:19:39,501 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-17 21:19:39,501 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-17 21:19:39,501 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-17 21:19:39,502 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-17 21:19:39,502 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-17 21:19:39,502 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-17 21:19:39,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-17 21:19:39,506 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-17 21:19:39,506 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-17 21:19:39,506 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-17 21:19:39,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-17 21:19:39,507 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-17 21:19:39,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-17 21:19:39,507 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-17 21:19:39,507 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-17 21:19:39,508 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-17 21:19:39,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-17 21:19:39,508 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-17 21:19:39,508 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-17 21:19:39,508 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-17 21:19:39,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-17 21:19:39,509 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-17 21:19:39,509 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-17 21:19:39,511 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-17 21:19:39,511 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-17 21:19:39,512 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-17 21:19:39,512 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-17 21:19:39,512 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 -> 503cbc793fb2369a7e5308c15a611fe38888f935ec98bb5d473194a0a60e31e4 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 -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Seed for random criterion -> 213 [2024-10-17 21:19:39,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-17 21:19:39,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-17 21:19:39,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-17 21:19:39,836 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-17 21:19:39,837 INFO L274 PluginConnector]: CDTParser initialized [2024-10-17 21:19:39,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.i [2024-10-17 21:19:41,327 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-17 21:19:41,589 INFO L384 CDTParser]: Found 1 translation units. [2024-10-17 21:19:41,591 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.i [2024-10-17 21:19:41,612 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/bcadbdc7f/de630217c9414b86bf8cdb3962015a66/FLAGb12a1bc60 [2024-10-17 21:19:41,634 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/bcadbdc7f/de630217c9414b86bf8cdb3962015a66 [2024-10-17 21:19:41,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-17 21:19:41,638 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-17 21:19:41,639 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-17 21:19:41,639 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-17 21:19:41,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-17 21:19:41,648 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 09:19:41" (1/1) ... [2024-10-17 21:19:41,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a8bf26a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:41, skipping insertion in model container [2024-10-17 21:19:41,649 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 09:19:41" (1/1) ... [2024-10-17 21:19:41,699 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-17 21:19:41,922 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-wmm/rfi003_tso.i[944,957] [2024-10-17 21:19:42,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-17 21:19:42,127 INFO L200 MainTranslator]: Completed pre-run [2024-10-17 21:19:42,139 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-wmm/rfi003_tso.i[944,957] [2024-10-17 21:19:42,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-17 21:19:42,237 INFO L204 MainTranslator]: Completed translation [2024-10-17 21:19:42,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42 WrapperNode [2024-10-17 21:19:42,237 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-17 21:19:42,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-17 21:19:42,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-17 21:19:42,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-17 21:19:42,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42" (1/1) ... [2024-10-17 21:19:42,267 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42" (1/1) ... [2024-10-17 21:19:42,303 INFO L138 Inliner]: procedures = 174, calls = 39, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 168 [2024-10-17 21:19:42,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-17 21:19:42,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-17 21:19:42,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-17 21:19:42,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-17 21:19:42,314 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42" (1/1) ... [2024-10-17 21:19:42,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42" (1/1) ... [2024-10-17 21:19:42,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42" (1/1) ... [2024-10-17 21:19:42,318 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42" (1/1) ... [2024-10-17 21:19:42,328 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42" (1/1) ... [2024-10-17 21:19:42,330 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42" (1/1) ... [2024-10-17 21:19:42,333 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42" (1/1) ... [2024-10-17 21:19:42,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42" (1/1) ... [2024-10-17 21:19:42,341 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-17 21:19:42,342 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-17 21:19:42,342 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-17 21:19:42,342 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-17 21:19:42,343 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42" (1/1) ... [2024-10-17 21:19:42,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-17 21:19:42,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 21:19:42,384 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 21:19:42,387 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 21:19:42,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-17 21:19:42,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-17 21:19:42,435 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-17 21:19:42,435 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-17 21:19:42,436 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-17 21:19:42,436 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-17 21:19:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-17 21:19:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-17 21:19:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-17 21:19:42,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-17 21:19:42,440 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 21:19:42,593 INFO L238 CfgBuilder]: Building ICFG [2024-10-17 21:19:42,595 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-17 21:19:42,984 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-17 21:19:42,984 INFO L287 CfgBuilder]: Performing block encoding [2024-10-17 21:19:43,276 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-17 21:19:43,276 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-17 21:19:43,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 09:19:43 BoogieIcfgContainer [2024-10-17 21:19:43,277 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-17 21:19:43,281 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-17 21:19:43,281 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-17 21:19:43,285 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-17 21:19:43,286 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 09:19:41" (1/3) ... [2024-10-17 21:19:43,286 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c03a041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 09:19:43, skipping insertion in model container [2024-10-17 21:19:43,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 09:19:42" (2/3) ... [2024-10-17 21:19:43,289 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c03a041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 09:19:43, skipping insertion in model container [2024-10-17 21:19:43,289 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 09:19:43" (3/3) ... [2024-10-17 21:19:43,290 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi003_tso.i [2024-10-17 21:19:43,306 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-17 21:19:43,306 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-17 21:19:43,306 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-17 21:19:43,349 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-17 21:19:43,394 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-17 21:19:43,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-17 21:19:43,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 21:19:43,396 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 21:19:43,398 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 21:19:43,496 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-17 21:19:43,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 21:19:43,515 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2024-10-17 21:19:43,520 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;@b9551bc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=RANDOM, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-10-17 21:19:43,521 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-17 21:19:45,468 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-17 21:19:45,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 21:19:45,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1718409122, now seen corresponding path program 1 times [2024-10-17 21:19:45,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 21:19:45,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528613465] [2024-10-17 21:19:45,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 21:19:45,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 21:19:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 21:19:45,914 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 21:19:45,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 21:19:45,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528613465] [2024-10-17 21:19:45,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528613465] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 21:19:45,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 21:19:45,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-17 21:19:45,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899482026] [2024-10-17 21:19:45,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 21:19:45,922 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 21:19:45,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 21:19:45,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 21:19:45,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 21:19:45,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 21:19:45,950 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 21:19:45,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 21:19:45,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 21:21:40,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 21:21:40,208 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-17 21:21:40,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-17 21:21:40,218 INFO L414 BasicCegarLoop]: Path program histogram: [1] [2024-10-17 21:21:40,220 INFO L312 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (1/2) [2024-10-17 21:21:40,225 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-17 21:21:40,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-17 21:21:40,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 21:21:40,230 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 21:21:40,231 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 21:21:40,266 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-17 21:21:40,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 21:21:40,267 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-17 21:21:40,268 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;@b9551bc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=RANDOM, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-10-17 21:21:40,268 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-17 21:21:44,985 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-17 21:21:44,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 21:21:44,986 INFO L85 PathProgramCache]: Analyzing trace with hash -476202764, now seen corresponding path program 1 times [2024-10-17 21:21:44,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 21:21:44,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707459848] [2024-10-17 21:21:44,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 21:21:44,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 21:21:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 21:21:45,409 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 21:21:45,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 21:21:45,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707459848] [2024-10-17 21:21:45,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707459848] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 21:21:45,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 21:21:45,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-17 21:21:45,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808756991] [2024-10-17 21:21:45,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 21:21:45,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 21:21:45,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 21:21:45,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 21:21:45,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 21:21:45,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 21:21:45,411 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 21:21:45,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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 21:21:45,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 21:22:00,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 21:22:00,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-17 21:22:00,451 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-17 21:22:00,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 21:22:00,505 INFO L85 PathProgramCache]: Analyzing trace with hash -276396908, now seen corresponding path program 1 times [2024-10-17 21:22:00,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 21:22:00,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17188405] [2024-10-17 21:22:00,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 21:22:00,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 21:22:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 21:22:00,956 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 21:22:00,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 21:22:00,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17188405] [2024-10-17 21:22:00,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17188405] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 21:22:00,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 21:22:00,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-17 21:22:00,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641338407] [2024-10-17 21:22:00,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 21:22:00,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-17 21:22:00,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 21:22:00,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-17 21:22:00,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-17 21:22:00,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 21:22:00,961 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 21:22:00,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 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 21:22:00,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 21:22:00,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 21:22:08,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 21:22:08,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-17 21:22:08,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-17 21:22:08,544 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-17 21:22:08,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 21:22:08,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1887241201, now seen corresponding path program 1 times [2024-10-17 21:22:08,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 21:22:08,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760140713] [2024-10-17 21:22:08,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 21:22:08,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 21:22:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 21:22:09,130 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 21:22:09,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 21:22:09,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760140713] [2024-10-17 21:22:09,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760140713] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 21:22:09,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 21:22:09,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-17 21:22:09,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035558930] [2024-10-17 21:22:09,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 21:22:09,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-17 21:22:09,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 21:22:09,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-17 21:22:09,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-17 21:22:09,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 21:22:09,133 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 21:22:09,133 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-17 21:22:09,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 21:22:09,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-17 21:22:09,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 21:23:03,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 21:23:03,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-17 21:23:03,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-17 21:23:03,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-17 21:23:03,727 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-17 21:23:03,786 INFO L85 PathProgramCache]: Analyzing trace with hash 554838339, now seen corresponding path program 1 times [2024-10-17 21:23:03,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 21:23:03,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 21:23:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 21:23:03,902 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 21:23:04,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 21:23:04,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 21:23:04,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1735164755, now seen corresponding path program 2 times [2024-10-17 21:23:04,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 21:23:04,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637889103] [2024-10-17 21:23:04,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 21:23:04,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 21:23:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 21:23:09,826 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 21:23:09,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 21:23:09,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637889103] [2024-10-17 21:23:09,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637889103] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 21:23:09,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 21:23:09,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-17 21:23:09,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998258212] [2024-10-17 21:23:09,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 21:23:09,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-17 21:23:09,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 21:23:09,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-17 21:23:09,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-10-17 21:23:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 21:23:09,828 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 21:23:09,829 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.0) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-17 21:23:09,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 21:23:09,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-17 21:23:09,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-17 21:23:09,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 21:23:27,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 21:23:27,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-17 21:23:27,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-17 21:23:27,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 21:23:27,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-10-17 21:23:27,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-10-17 21:23:27,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-10-17 21:23:27,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable5 [2024-10-17 21:23:27,148 INFO L414 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-10-17 21:23:27,148 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (2/2) [2024-10-17 21:23:27,149 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-17 21:23:27,149 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-17 21:23:27,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 09:23:27 BasicIcfg [2024-10-17 21:23:27,153 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-17 21:23:27,153 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-17 21:23:27,153 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-17 21:23:27,154 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-17 21:23:27,156 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 09:19:43" (3/4) ... [2024-10-17 21:23:27,158 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-17 21:23:27,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-10-17 21:23:27,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-10-17 21:23:27,166 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2024-10-17 21:23:27,167 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-10-17 21:23:27,167 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-17 21:23:27,167 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-17 21:23:27,259 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-17 21:23:27,260 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-17 21:23:27,260 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-17 21:23:27,260 INFO L158 Benchmark]: Toolchain (without parser) took 225622.45ms. Allocated memory was 172.0MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 97.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2024-10-17 21:23:27,261 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 172.0MB. Free memory is still 144.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-17 21:23:27,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 598.23ms. Allocated memory is still 172.0MB. Free memory was 97.4MB in the beginning and 120.7MB in the end (delta: -23.4MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-10-17 21:23:27,261 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.85ms. Allocated memory is still 172.0MB. Free memory was 120.7MB in the beginning and 117.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-17 21:23:27,261 INFO L158 Benchmark]: Boogie Preprocessor took 37.26ms. Allocated memory is still 172.0MB. Free memory was 117.6MB in the beginning and 115.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-17 21:23:27,262 INFO L158 Benchmark]: RCFGBuilder took 935.09ms. Allocated memory is still 172.0MB. Free memory was 114.6MB in the beginning and 135.2MB in the end (delta: -20.5MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. [2024-10-17 21:23:27,262 INFO L158 Benchmark]: TraceAbstraction took 223871.46ms. Allocated memory was 172.0MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 134.1MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2024-10-17 21:23:27,262 INFO L158 Benchmark]: Witness Printer took 106.52ms. Allocated memory is still 1.4GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-17 21:23:27,264 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 172.0MB. Free memory is still 144.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 598.23ms. Allocated memory is still 172.0MB. Free memory was 97.4MB in the beginning and 120.7MB in the end (delta: -23.4MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.85ms. Allocated memory is still 172.0MB. Free memory was 120.7MB in the beginning and 117.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.26ms. Allocated memory is still 172.0MB. Free memory was 117.6MB in the beginning and 115.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 935.09ms. Allocated memory is still 172.0MB. Free memory was 114.6MB in the beginning and 135.2MB in the end (delta: -20.5MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. * TraceAbstraction took 223871.46ms. Allocated memory was 172.0MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 134.1MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. * Witness Printer took 106.52ms. Allocated memory is still 1.4GB. Free memory was 1.2GB in the beginning and 1.2GB 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: 937, independent: 827, independent conditional: 472, independent unconditional: 355, dependent: 110, dependent conditional: 80, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 929, independent: 827, independent conditional: 472, independent unconditional: 355, dependent: 102, dependent conditional: 73, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 929, independent: 827, independent conditional: 472, independent unconditional: 355, dependent: 102, dependent conditional: 73, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 929, independent: 827, independent conditional: 472, independent unconditional: 355, dependent: 102, dependent conditional: 73, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1162, independent: 827, independent conditional: 472, independent unconditional: 355, dependent: 335, dependent conditional: 277, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1162, independent: 827, independent conditional: 58, independent unconditional: 769, dependent: 335, dependent conditional: 57, dependent unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1162, independent: 827, independent conditional: 58, independent unconditional: 769, dependent: 335, dependent conditional: 57, dependent unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 403, independent: 361, independent conditional: 6, independent unconditional: 355, dependent: 42, dependent conditional: 9, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 403, independent: 353, independent conditional: 0, independent unconditional: 353, dependent: 50, dependent conditional: 0, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 50, independent: 8, independent conditional: 6, independent unconditional: 2, dependent: 42, dependent conditional: 9, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, independent: 8, independent conditional: 6, independent unconditional: 2, dependent: 42, dependent conditional: 9, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115972, independent: 9099, independent conditional: 9022, independent unconditional: 78, dependent: 106873, dependent conditional: 27237, dependent unconditional: 79636, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1162, independent: 466, independent conditional: 52, independent unconditional: 414, dependent: 293, dependent conditional: 48, dependent unconditional: 245, unknown: 403, unknown conditional: 15, unknown unconditional: 388] , Statistics on independence cache: Total cache size (in pairs): 403, Positive cache size: 361, Positive conditional cache size: 6, Positive unconditional cache size: 355, Negative cache size: 42, Negative conditional cache size: 9, Negative unconditional cache size: 33, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 634, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1162, independent: 827, independent conditional: 472, independent unconditional: 355, dependent: 335, dependent conditional: 277, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1162, independent: 827, independent conditional: 58, independent unconditional: 769, dependent: 335, dependent conditional: 57, dependent unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1162, independent: 827, independent conditional: 58, independent unconditional: 769, dependent: 335, dependent conditional: 57, dependent unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 403, independent: 361, independent conditional: 6, independent unconditional: 355, dependent: 42, dependent conditional: 9, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 403, independent: 353, independent conditional: 0, independent unconditional: 353, dependent: 50, dependent conditional: 0, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 50, independent: 8, independent conditional: 6, independent unconditional: 2, dependent: 42, dependent conditional: 9, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, independent: 8, independent conditional: 6, independent unconditional: 2, dependent: 42, dependent conditional: 9, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115972, independent: 9099, independent conditional: 9022, independent unconditional: 78, dependent: 106873, dependent conditional: 27237, dependent unconditional: 79636, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1162, independent: 466, independent conditional: 52, independent unconditional: 414, dependent: 293, dependent conditional: 48, dependent unconditional: 245, unknown: 403, unknown conditional: 15, unknown unconditional: 388] , Statistics on independence cache: Total cache size (in pairs): 403, Positive cache size: 361, Positive conditional cache size: 6, Positive unconditional cache size: 355, Negative cache size: 42, Negative conditional cache size: 9, Negative unconditional cache size: 33, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 634 ], Independence queries for same thread: 8, Persistent sets #1 benchmarks: Persistent set computation time: 76.5s, Number of persistent set computation: 131, Number of trivial persistent sets: 102, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 384, independent: 355, independent conditional: 0, independent unconditional: 355, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 937, independent: 827, independent conditional: 472, independent unconditional: 355, dependent: 110, dependent conditional: 80, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 929, independent: 827, independent conditional: 472, independent unconditional: 355, dependent: 102, dependent conditional: 73, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 929, independent: 827, independent conditional: 472, independent unconditional: 355, dependent: 102, dependent conditional: 73, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 929, independent: 827, independent conditional: 472, independent unconditional: 355, dependent: 102, dependent conditional: 73, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1162, independent: 827, independent conditional: 472, independent unconditional: 355, dependent: 335, dependent conditional: 277, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1162, independent: 827, independent conditional: 58, independent unconditional: 769, dependent: 335, dependent conditional: 57, dependent unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1162, independent: 827, independent conditional: 58, independent unconditional: 769, dependent: 335, dependent conditional: 57, dependent unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 403, independent: 361, independent conditional: 6, independent unconditional: 355, dependent: 42, dependent conditional: 9, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 403, independent: 353, independent conditional: 0, independent unconditional: 353, dependent: 50, dependent conditional: 0, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 50, independent: 8, independent conditional: 6, independent unconditional: 2, dependent: 42, dependent conditional: 9, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, independent: 8, independent conditional: 6, independent unconditional: 2, dependent: 42, dependent conditional: 9, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115972, independent: 9099, independent conditional: 9022, independent unconditional: 78, dependent: 106873, dependent conditional: 27237, dependent unconditional: 79636, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1162, independent: 466, independent conditional: 52, independent unconditional: 414, dependent: 293, dependent conditional: 48, dependent unconditional: 245, unknown: 403, unknown conditional: 15, unknown unconditional: 388] , Statistics on independence cache: Total cache size (in pairs): 403, Positive cache size: 361, Positive conditional cache size: 6, Positive unconditional cache size: 355, Negative cache size: 42, Negative conditional cache size: 9, Negative unconditional cache size: 33, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 634, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1162, independent: 827, independent conditional: 472, independent unconditional: 355, dependent: 335, dependent conditional: 277, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1162, independent: 827, independent conditional: 58, independent unconditional: 769, dependent: 335, dependent conditional: 57, dependent unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1162, independent: 827, independent conditional: 58, independent unconditional: 769, dependent: 335, dependent conditional: 57, dependent unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 403, independent: 361, independent conditional: 6, independent unconditional: 355, dependent: 42, dependent conditional: 9, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 403, independent: 353, independent conditional: 0, independent unconditional: 353, dependent: 50, dependent conditional: 0, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 50, independent: 8, independent conditional: 6, independent unconditional: 2, dependent: 42, dependent conditional: 9, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, independent: 8, independent conditional: 6, independent unconditional: 2, dependent: 42, dependent conditional: 9, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115972, independent: 9099, independent conditional: 9022, independent unconditional: 78, dependent: 106873, dependent conditional: 27237, dependent unconditional: 79636, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1162, independent: 466, independent conditional: 52, independent unconditional: 414, dependent: 293, dependent conditional: 48, dependent unconditional: 245, unknown: 403, unknown conditional: 15, unknown unconditional: 388] , Statistics on independence cache: Total cache size (in pairs): 403, Positive cache size: 361, Positive conditional cache size: 6, Positive unconditional cache size: 355, Negative cache size: 42, Negative conditional cache size: 9, Negative unconditional cache size: 33, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 634 ], Independence queries for same thread: 8 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1471, independent: 1325, independent conditional: 988, independent unconditional: 337, dependent: 146, dependent conditional: 106, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1450, independent: 1325, independent conditional: 988, independent unconditional: 337, dependent: 125, dependent conditional: 86, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1450, independent: 1325, independent conditional: 988, independent unconditional: 337, dependent: 125, dependent conditional: 86, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1450, independent: 1325, independent conditional: 988, independent unconditional: 337, dependent: 125, dependent conditional: 86, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1875, independent: 1325, independent conditional: 988, independent unconditional: 337, dependent: 550, dependent conditional: 472, dependent unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1875, independent: 1325, independent conditional: 64, independent unconditional: 1261, dependent: 550, dependent conditional: 28, dependent unconditional: 522, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1875, independent: 1325, independent conditional: 64, independent unconditional: 1261, dependent: 550, dependent conditional: 28, dependent unconditional: 522, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 397, independent: 349, independent conditional: 12, independent unconditional: 337, dependent: 48, dependent conditional: 7, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 397, independent: 334, independent conditional: 0, independent unconditional: 334, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 63, independent: 15, independent conditional: 12, independent unconditional: 3, dependent: 48, dependent conditional: 7, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, independent: 15, independent conditional: 12, independent unconditional: 3, dependent: 48, dependent conditional: 7, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98122, independent: 15334, independent conditional: 15306, independent unconditional: 28, dependent: 82788, dependent conditional: 2747, dependent unconditional: 80041, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1875, independent: 976, independent conditional: 52, independent unconditional: 924, dependent: 502, dependent conditional: 21, dependent unconditional: 481, unknown: 397, unknown conditional: 19, unknown unconditional: 378] , Statistics on independence cache: Total cache size (in pairs): 397, Positive cache size: 349, Positive conditional cache size: 12, Positive unconditional cache size: 337, Negative cache size: 48, Negative conditional cache size: 7, Negative unconditional cache size: 41, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1368, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1875, independent: 1325, independent conditional: 988, independent unconditional: 337, dependent: 550, dependent conditional: 472, dependent unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1875, independent: 1325, independent conditional: 64, independent unconditional: 1261, dependent: 550, dependent conditional: 28, dependent unconditional: 522, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1875, independent: 1325, independent conditional: 64, independent unconditional: 1261, dependent: 550, dependent conditional: 28, dependent unconditional: 522, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 397, independent: 349, independent conditional: 12, independent unconditional: 337, dependent: 48, dependent conditional: 7, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 397, independent: 334, independent conditional: 0, independent unconditional: 334, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 63, independent: 15, independent conditional: 12, independent unconditional: 3, dependent: 48, dependent conditional: 7, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, independent: 15, independent conditional: 12, independent unconditional: 3, dependent: 48, dependent conditional: 7, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98122, independent: 15334, independent conditional: 15306, independent unconditional: 28, dependent: 82788, dependent conditional: 2747, dependent unconditional: 80041, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1875, independent: 976, independent conditional: 52, independent unconditional: 924, dependent: 502, dependent conditional: 21, dependent unconditional: 481, unknown: 397, unknown conditional: 19, unknown unconditional: 378] , Statistics on independence cache: Total cache size (in pairs): 397, Positive cache size: 349, Positive conditional cache size: 12, Positive unconditional cache size: 337, Negative cache size: 48, Negative conditional cache size: 7, Negative unconditional cache size: 41, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1368 ], Independence queries for same thread: 21, Persistent sets #1 benchmarks: Persistent set computation time: 79.5s, Number of persistent set computation: 181, Number of trivial persistent sets: 109, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 376, independent: 337, independent conditional: 0, independent unconditional: 337, dependent: 39, dependent conditional: 0, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1471, independent: 1325, independent conditional: 988, independent unconditional: 337, dependent: 146, dependent conditional: 106, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1450, independent: 1325, independent conditional: 988, independent unconditional: 337, dependent: 125, dependent conditional: 86, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1450, independent: 1325, independent conditional: 988, independent unconditional: 337, dependent: 125, dependent conditional: 86, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1450, independent: 1325, independent conditional: 988, independent unconditional: 337, dependent: 125, dependent conditional: 86, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1875, independent: 1325, independent conditional: 988, independent unconditional: 337, dependent: 550, dependent conditional: 472, dependent unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1875, independent: 1325, independent conditional: 64, independent unconditional: 1261, dependent: 550, dependent conditional: 28, dependent unconditional: 522, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1875, independent: 1325, independent conditional: 64, independent unconditional: 1261, dependent: 550, dependent conditional: 28, dependent unconditional: 522, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 397, independent: 349, independent conditional: 12, independent unconditional: 337, dependent: 48, dependent conditional: 7, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 397, independent: 334, independent conditional: 0, independent unconditional: 334, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 63, independent: 15, independent conditional: 12, independent unconditional: 3, dependent: 48, dependent conditional: 7, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, independent: 15, independent conditional: 12, independent unconditional: 3, dependent: 48, dependent conditional: 7, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98122, independent: 15334, independent conditional: 15306, independent unconditional: 28, dependent: 82788, dependent conditional: 2747, dependent unconditional: 80041, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1875, independent: 976, independent conditional: 52, independent unconditional: 924, dependent: 502, dependent conditional: 21, dependent unconditional: 481, unknown: 397, unknown conditional: 19, unknown unconditional: 378] , Statistics on independence cache: Total cache size (in pairs): 397, Positive cache size: 349, Positive conditional cache size: 12, Positive unconditional cache size: 337, Negative cache size: 48, Negative conditional cache size: 7, Negative unconditional cache size: 41, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1368, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1875, independent: 1325, independent conditional: 988, independent unconditional: 337, dependent: 550, dependent conditional: 472, dependent unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1875, independent: 1325, independent conditional: 64, independent unconditional: 1261, dependent: 550, dependent conditional: 28, dependent unconditional: 522, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1875, independent: 1325, independent conditional: 64, independent unconditional: 1261, dependent: 550, dependent conditional: 28, dependent unconditional: 522, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 397, independent: 349, independent conditional: 12, independent unconditional: 337, dependent: 48, dependent conditional: 7, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 397, independent: 334, independent conditional: 0, independent unconditional: 334, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 63, independent: 15, independent conditional: 12, independent unconditional: 3, dependent: 48, dependent conditional: 7, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, independent: 15, independent conditional: 12, independent unconditional: 3, dependent: 48, dependent conditional: 7, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98122, independent: 15334, independent conditional: 15306, independent unconditional: 28, dependent: 82788, dependent conditional: 2747, dependent unconditional: 80041, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1875, independent: 976, independent conditional: 52, independent unconditional: 924, dependent: 502, dependent conditional: 21, dependent unconditional: 481, unknown: 397, unknown conditional: 19, unknown unconditional: 378] , Statistics on independence cache: Total cache size (in pairs): 397, Positive cache size: 349, Positive conditional cache size: 12, Positive unconditional cache size: 337, Negative cache size: 48, Negative conditional cache size: 7, Negative unconditional cache size: 41, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1368 ], Independence queries for same thread: 21 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 53 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 116.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 116.2s, 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: 3, 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, 0.3s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, 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: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 53 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 106.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 99.2s, 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: 25, 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, 0.6s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 87 NumberOfCodeBlocks, 87 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 83 ConstructedInterpolants, 0 QuantifiedInterpolants, 1055 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.4s, ConditionalCommutativityCheckTime: 0.4s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 2, ConditionalCommutativityTraceChecks: 1, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-17 21:23:27,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2024-10-17 21:23:27,507 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-10-17 21:23:27,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE