./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/protection-local/popl20-more-buffer-series.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee 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/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series.wvr.c ./goblint.2024-08-08_07-59-58.files/protection-local/popl20-more-buffer-series.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-14 12:12:39,609 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 12:12:39,685 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-14 12:12:39,691 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 12:12:39,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 12:12:39,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 12:12:39,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 12:12:39,726 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 12:12:39,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 12:12:39,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 12:12:39,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 12:12:39,729 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 12:12:39,729 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 12:12:39,729 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 12:12:39,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 12:12:39,731 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 12:12:39,731 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 12:12:39,731 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 12:12:39,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 12:12:39,732 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 12:12:39,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 12:12:39,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 12:12:39,733 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 12:12:39,733 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 12:12:39,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 12:12:39,734 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 12:12:39,734 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 12:12:39,735 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 12:12:39,735 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 12:12:39,735 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 12:12:39,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 12:12:39,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 12:12:39,736 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 12:12:39,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 12:12:39,737 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 12:12:39,737 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 12:12:39,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 12:12:39,738 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 12:12:39,738 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 12:12:39,739 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 12:12:39,739 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 12:12:39,739 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 12:12:39,740 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-14 12:12:39,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 12:12:40,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 12:12:40,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 12:12:40,025 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 12:12:40,026 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 12:12:40,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series.wvr.c [2024-08-14 12:12:41,537 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 12:12:41,721 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 12:12:41,721 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-buffer-series.wvr.c [2024-08-14 12:12:41,729 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b68c40315/2571f7c22bd940de9286889b13daac10/FLAGad09b9158 [2024-08-14 12:12:42,101 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b68c40315/2571f7c22bd940de9286889b13daac10 [2024-08-14 12:12:42,103 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 12:12:42,104 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 12:12:42,105 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-local/popl20-more-buffer-series.wvr.yml/witness.yml [2024-08-14 12:12:42,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 12:12:42,241 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 12:12:42,242 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 12:12:42,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 12:12:42,247 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 12:12:42,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 12:12:42" (1/2) ... [2024-08-14 12:12:42,248 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@102f2fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:12:42, skipping insertion in model container [2024-08-14 12:12:42,249 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 12:12:42" (1/2) ... [2024-08-14 12:12:42,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@681b5219 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:12:42, skipping insertion in model container [2024-08-14 12:12:42,250 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 12:12:42" (2/2) ... [2024-08-14 12:12:42,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@102f2fd0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42, skipping insertion in model container [2024-08-14 12:12:42,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 12:12:42" (2/2) ... [2024-08-14 12:12:42,251 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 12:12:42,280 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 12:12:42,284 INFO L97 edCorrectnessWitness]: Location invariant before [L94-L94] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,284 INFO L97 edCorrectnessWitness]: Location invariant before [L62-L62] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,284 INFO L97 edCorrectnessWitness]: Location invariant before [L49-L49] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,284 INFO L97 edCorrectnessWitness]: Location invariant before [L98-L98] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,284 INFO L97 edCorrectnessWitness]: Location invariant before [L121-L121] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,285 INFO L97 edCorrectnessWitness]: Location invariant before [L85-L85] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,285 INFO L97 edCorrectnessWitness]: Location invariant before [L53-L53] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,285 INFO L97 edCorrectnessWitness]: Location invariant before [L116-L116] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,285 INFO L97 edCorrectnessWitness]: Location invariant before [L112-L112] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,288 INFO L97 edCorrectnessWitness]: Location invariant before [L75-L75] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,288 INFO L97 edCorrectnessWitness]: Location invariant before [L82-L82] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,288 INFO L97 edCorrectnessWitness]: Location invariant before [L59-L59] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,288 INFO L97 edCorrectnessWitness]: Location invariant before [L71-L71] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,289 INFO L97 edCorrectnessWitness]: Location invariant before [L103-L103] (0 <= i) && (0 <= j) [2024-08-14 12:12:42,309 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 12:12:42,485 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 12:12:42,494 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-14 12:12:42,580 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 12:12:42,603 INFO L206 MainTranslator]: Completed translation [2024-08-14 12:12:42,603 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42 WrapperNode [2024-08-14 12:12:42,604 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 12:12:42,604 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-14 12:12:42,605 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-14 12:12:42,605 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-14 12:12:42,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42" (1/1) ... [2024-08-14 12:12:42,622 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42" (1/1) ... [2024-08-14 12:12:42,659 INFO L138 Inliner]: procedures = 26, calls = 68, calls flagged for inlining = 23, calls inlined = 29, statements flattened = 356 [2024-08-14 12:12:42,660 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-14 12:12:42,660 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 12:12:42,661 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 12:12:42,661 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 12:12:42,671 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42" (1/1) ... [2024-08-14 12:12:42,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42" (1/1) ... [2024-08-14 12:12:42,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42" (1/1) ... [2024-08-14 12:12:42,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42" (1/1) ... [2024-08-14 12:12:42,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42" (1/1) ... [2024-08-14 12:12:42,706 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42" (1/1) ... [2024-08-14 12:12:42,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42" (1/1) ... [2024-08-14 12:12:42,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42" (1/1) ... [2024-08-14 12:12:42,722 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 12:12:42,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-14 12:12:42,726 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-14 12:12:42,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-14 12:12:42,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42" (1/1) ... [2024-08-14 12:12:42,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 12:12:42,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 12:12:42,760 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) [2024-08-14 12:12:42,762 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 [2024-08-14 12:12:42,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 12:12:42,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-14 12:12:42,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-14 12:12:42,795 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-08-14 12:12:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-08-14 12:12:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-08-14 12:12:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-08-14 12:12:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-08-14 12:12:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-08-14 12:12:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-08-14 12:12:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-08-14 12:12:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-14 12:12:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-14 12:12:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-14 12:12:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-08-14 12:12:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 12:12:42,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 12:12:42,822 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-14 12:12:42,970 INFO L244 CfgBuilder]: Building ICFG [2024-08-14 12:12:42,972 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 12:12:43,474 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-14 12:12:43,475 INFO L293 CfgBuilder]: Performing block encoding [2024-08-14 12:12:43,856 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-14 12:12:43,857 INFO L320 CfgBuilder]: Removed 7 assume(true) statements. [2024-08-14 12:12:43,857 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 12:12:43 BoogieIcfgContainer [2024-08-14 12:12:43,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-14 12:12:43,859 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-14 12:12:43,860 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-14 12:12:43,863 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-14 12:12:43,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.08 12:12:42" (1/4) ... [2024-08-14 12:12:43,864 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48d05e78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 12:12:43, skipping insertion in model container [2024-08-14 12:12:43,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 12:12:42" (2/4) ... [2024-08-14 12:12:43,865 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48d05e78 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.08 12:12:43, skipping insertion in model container [2024-08-14 12:12:43,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:12:42" (3/4) ... [2024-08-14 12:12:43,866 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48d05e78 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.08 12:12:43, skipping insertion in model container [2024-08-14 12:12:43,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 12:12:43" (4/4) ... [2024-08-14 12:12:43,867 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-series.wvr.c [2024-08-14 12:12:43,886 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-14 12:12:43,887 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2024-08-14 12:12:43,887 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-14 12:12:44,012 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-08-14 12:12:44,064 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:12:44,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 12:12:44,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 12:12:44,067 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) [2024-08-14 12:12:44,068 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 [2024-08-14 12:12:44,100 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 12:12:44,110 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork3 ======== [2024-08-14 12:12:44,116 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, 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;@6630c298, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:12:44,117 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-14 12:12:44,229 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:12:44,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:12:44,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1441468419, now seen corresponding path program 1 times [2024-08-14 12:12:44,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:12:44,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166580491] [2024-08-14 12:12:44,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:12:44,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:12:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:12:44,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:12:44,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:12:44,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166580491] [2024-08-14 12:12:44,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166580491] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:12:44,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:12:44,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-14 12:12:44,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144943703] [2024-08-14 12:12:44,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:12:44,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 12:12:44,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:12:44,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 12:12:44,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 12:12:44,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:44,686 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:12:44,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 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) [2024-08-14 12:12:44,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:44,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:44,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-14 12:12:44,924 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:12:44,925 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:12:44,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1174414766, now seen corresponding path program 1 times [2024-08-14 12:12:44,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:12:44,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898495359] [2024-08-14 12:12:44,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:12:44,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:12:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:12:45,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:12:45,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:12:45,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898495359] [2024-08-14 12:12:45,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898495359] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:12:45,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:12:45,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:12:45,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396415572] [2024-08-14 12:12:45,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:12:45,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:12:45,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:12:45,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:12:45,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:12:45,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:45,126 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:12:45,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 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) [2024-08-14 12:12:45,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:45,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:45,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:45,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:45,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-14 12:12:45,290 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:12:45,290 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:12:45,290 INFO L85 PathProgramCache]: Analyzing trace with hash 964768405, now seen corresponding path program 1 times [2024-08-14 12:12:45,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:12:45,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190564074] [2024-08-14 12:12:45,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:12:45,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:12:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:12:45,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:12:45,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:12:45,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190564074] [2024-08-14 12:12:45,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190564074] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:12:45,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:12:45,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:12:45,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261709009] [2024-08-14 12:12:45,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:12:45,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:12:45,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:12:45,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:12:45,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:12:45,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:45,428 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:12:45,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 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) [2024-08-14 12:12:45,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:45,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:45,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:47,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:47,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:47,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:47,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-14 12:12:47,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-14 12:12:47,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-08-14 12:12:47,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-08-14 12:12:47,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-14 12:12:47,744 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-08-14 12:12:47,746 INFO L308 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork3 was SAFE,SAFE,SAFE,SAFE (1/5) [2024-08-14 12:12:47,753 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:12:47,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 12:12:47,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 12:12:47,755 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) [2024-08-14 12:12:47,757 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 [2024-08-14 12:12:47,760 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 12:12:47,761 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork2 ======== [2024-08-14 12:12:47,761 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, 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;@6630c298, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:12:47,762 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-08-14 12:12:47,818 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-14 12:12:47,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:12:47,818 INFO L85 PathProgramCache]: Analyzing trace with hash -215865535, now seen corresponding path program 1 times [2024-08-14 12:12:47,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:12:47,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396873861] [2024-08-14 12:12:47,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:12:47,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:12:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:12:47,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:12:47,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:12:47,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396873861] [2024-08-14 12:12:47,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396873861] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:12:47,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:12:47,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-14 12:12:47,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910547439] [2024-08-14 12:12:47,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:12:47,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 12:12:47,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:12:47,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 12:12:47,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 12:12:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:47,898 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:12:47,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:12:47,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:48,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:48,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-14 12:12:48,047 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-14 12:12:48,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:12:48,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1458704778, now seen corresponding path program 1 times [2024-08-14 12:12:48,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:12:48,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101925842] [2024-08-14 12:12:48,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:12:48,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:12:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:12:48,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:12:48,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:12:48,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101925842] [2024-08-14 12:12:48,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101925842] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:12:48,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:12:48,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:12:48,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72509700] [2024-08-14 12:12:48,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:12:48,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:12:48,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:12:48,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:12:48,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:12:48,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:48,188 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:12:48,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 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) [2024-08-14 12:12:48,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:48,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:48,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:48,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:48,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-14 12:12:48,332 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-14 12:12:48,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:12:48,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1540582713, now seen corresponding path program 1 times [2024-08-14 12:12:48,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:12:48,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860193043] [2024-08-14 12:12:48,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:12:48,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:12:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:12:48,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:12:48,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:12:48,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860193043] [2024-08-14 12:12:48,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860193043] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:12:48,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:12:48,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:12:48,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893539620] [2024-08-14 12:12:48,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:12:48,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:12:48,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:12:48,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:12:48,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:12:48,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:48,449 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:12:48,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:12:48,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:48,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:48,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:50,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:50,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:50,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:50,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 3 remaining) [2024-08-14 12:12:50,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 3 remaining) [2024-08-14 12:12:50,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 3 remaining) [2024-08-14 12:12:50,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-14 12:12:50,391 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-08-14 12:12:50,391 INFO L308 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork2 was SAFE,SAFE,SAFE (2/5) [2024-08-14 12:12:50,393 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:12:50,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 12:12:50,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 12:12:50,396 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-14 12:12:50,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-08-14 12:12:50,400 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 12:12:50,400 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork1 ======== [2024-08-14 12:12:50,401 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, 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;@6630c298, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:12:50,401 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-14 12:12:50,445 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:12:50,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:12:50,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1197314516, now seen corresponding path program 1 times [2024-08-14 12:12:50,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:12:50,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865779887] [2024-08-14 12:12:50,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:12:50,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:12:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:12:50,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:12:50,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:12:50,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865779887] [2024-08-14 12:12:50,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865779887] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:12:50,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:12:50,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-14 12:12:50,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644730335] [2024-08-14 12:12:50,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:12:50,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 12:12:50,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:12:50,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 12:12:50,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 12:12:50,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:50,489 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:12:50,489 INFO L496 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) [2024-08-14 12:12:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:50,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:50,597 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-14 12:12:50,597 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:12:50,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:12:50,598 INFO L85 PathProgramCache]: Analyzing trace with hash -2021331600, now seen corresponding path program 1 times [2024-08-14 12:12:50,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:12:50,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011550149] [2024-08-14 12:12:50,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:12:50,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:12:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:12:50,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:12:50,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:12:50,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011550149] [2024-08-14 12:12:50,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011550149] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:12:50,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:12:50,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-14 12:12:50,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550898171] [2024-08-14 12:12:50,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:12:50,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:12:50,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:12:50,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:12:50,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:12:50,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:50,681 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:12:50,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2024-08-14 12:12:50,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:50,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:50,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:50,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:50,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-14 12:12:50,830 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:12:50,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:12:50,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1263695237, now seen corresponding path program 1 times [2024-08-14 12:12:50,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:12:50,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866536204] [2024-08-14 12:12:50,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:12:50,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:12:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:12:50,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:12:50,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:12:50,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866536204] [2024-08-14 12:12:50,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866536204] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:12:50,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:12:50,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:12:50,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845557155] [2024-08-14 12:12:50,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:12:50,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:12:50,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:12:50,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:12:50,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:12:50,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:50,958 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:12:50,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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) [2024-08-14 12:12:50,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:50,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:50,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:52,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:52,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:52,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:52,464 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-14 12:12:52,464 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-14 12:12:52,465 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-08-14 12:12:52,465 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-08-14 12:12:52,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-14 12:12:52,466 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-08-14 12:12:52,467 INFO L308 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE (3/5) [2024-08-14 12:12:52,469 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:12:52,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 12:12:52,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 12:12:52,471 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-14 12:12:52,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2024-08-14 12:12:52,474 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 12:12:52,475 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-14 12:12:52,475 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, 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;@6630c298, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:12:52,475 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-14 12:12:52,643 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2024-08-14 12:12:52,643 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-08-14 12:12:52,643 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-08-14 12:12:52,643 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-08-14 12:12:52,644 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-08-14 12:12:52,645 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (4/5) [2024-08-14 12:12:52,647 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:12:52,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 12:12:52,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 12:12:52,649 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-14 12:12:52,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2024-08-14 12:12:52,654 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 12:12:52,654 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Thread1of1ForFork0 ======== [2024-08-14 12:12:52,654 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, 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;@6630c298, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:12:52,654 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-08-14 12:12:52,700 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-14 12:12:52,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:12:52,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1209576936, now seen corresponding path program 1 times [2024-08-14 12:12:52,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:12:52,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200865024] [2024-08-14 12:12:52,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:12:52,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:12:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:12:52,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:12:52,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:12:52,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200865024] [2024-08-14 12:12:52,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200865024] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:12:52,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:12:52,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-14 12:12:52,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478454117] [2024-08-14 12:12:52,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:12:52,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 12:12:52,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:12:52,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 12:12:52,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 12:12:52,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:52,757 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:12:52,758 INFO L496 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) [2024-08-14 12:12:52,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:52,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:52,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-14 12:12:52,912 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-14 12:12:52,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:12:52,913 INFO L85 PathProgramCache]: Analyzing trace with hash 963844116, now seen corresponding path program 1 times [2024-08-14 12:12:52,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:12:52,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56978633] [2024-08-14 12:12:52,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:12:52,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:12:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:12:53,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:12:53,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:12:53,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56978633] [2024-08-14 12:12:53,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56978633] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:12:53,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:12:53,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:12:53,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379735800] [2024-08-14 12:12:53,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:12:53,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:12:53,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:12:53,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:12:53,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:12:53,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:53,047 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:12:53,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 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) [2024-08-14 12:12:53,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:53,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:53,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:53,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:53,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-14 12:12:53,168 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-14 12:12:53,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:12:53,169 INFO L85 PathProgramCache]: Analyzing trace with hash -570463337, now seen corresponding path program 1 times [2024-08-14 12:12:53,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:12:53,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889289363] [2024-08-14 12:12:53,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:12:53,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:12:53,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:12:53,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:12:53,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:12:53,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889289363] [2024-08-14 12:12:53,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889289363] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:12:53,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:12:53,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:12:53,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132566859] [2024-08-14 12:12:53,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:12:53,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:12:53,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:12:53,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:12:53,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:12:53,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:53,290 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:12:53,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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) [2024-08-14 12:12:53,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:53,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:53,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:12:55,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:12:55,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:55,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:12:55,045 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 3 remaining) [2024-08-14 12:12:55,045 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 3 remaining) [2024-08-14 12:12:55,045 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 3 remaining) [2024-08-14 12:12:55,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-08-14 12:12:55,047 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-08-14 12:12:55,047 INFO L308 ceAbstractionStarter]: Result for error location thread3Thread1of1ForFork0 was SAFE,SAFE,SAFE (5/5) [2024-08-14 12:12:55,047 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-14 12:12:55,047 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-14 12:12:55,052 INFO L507 ceAbstractionStarter]: Automizer considered 14 witness invariants [2024-08-14 12:12:55,053 INFO L508 ceAbstractionStarter]: WitnessConsidered=14 [2024-08-14 12:12:55,054 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.08 12:12:55 BasicIcfg [2024-08-14 12:12:55,054 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-14 12:12:55,054 INFO L158 Benchmark]: Toolchain (without parser) took 12812.93ms. Allocated memory was 151.0MB in the beginning and 698.4MB in the end (delta: 547.4MB). Free memory was 89.2MB in the beginning and 619.9MB in the end (delta: -530.7MB). Peak memory consumption was 413.4MB. Max. memory is 16.1GB. [2024-08-14 12:12:55,054 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 151.0MB. Free memory is still 109.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 12:12:55,055 INFO L158 Benchmark]: Witness Parser took 0.22ms. Allocated memory is still 151.0MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 12:12:55,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.60ms. Allocated memory is still 151.0MB. Free memory was 88.9MB in the beginning and 71.3MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-08-14 12:12:55,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.42ms. Allocated memory is still 151.0MB. Free memory was 71.3MB in the beginning and 68.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-14 12:12:55,055 INFO L158 Benchmark]: Boogie Preprocessor took 64.54ms. Allocated memory is still 151.0MB. Free memory was 68.3MB in the beginning and 65.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 12:12:55,056 INFO L158 Benchmark]: RCFGBuilder took 1131.55ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 65.8MB in the beginning and 51.8MB in the end (delta: 14.0MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-08-14 12:12:55,056 INFO L158 Benchmark]: TraceAbstraction took 11194.83ms. Allocated memory was 186.6MB in the beginning and 698.4MB in the end (delta: 511.7MB). Free memory was 51.8MB in the beginning and 619.9MB in the end (delta: -568.1MB). Peak memory consumption was 340.0MB. Max. memory is 16.1GB. [2024-08-14 12:12:55,057 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 151.0MB. Free memory is still 109.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.22ms. Allocated memory is still 151.0MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.60ms. Allocated memory is still 151.0MB. Free memory was 88.9MB in the beginning and 71.3MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.42ms. Allocated memory is still 151.0MB. Free memory was 71.3MB in the beginning and 68.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.54ms. Allocated memory is still 151.0MB. Free memory was 68.3MB in the beginning and 65.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1131.55ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 65.8MB in the beginning and 51.8MB in the end (delta: 14.0MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * TraceAbstraction took 11194.83ms. Allocated memory was 186.6MB in the beginning and 698.4MB in the end (delta: 511.7MB). Free memory was 51.8MB in the beginning and 619.9MB in the end (delta: -568.1MB). Peak memory consumption was 340.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 149732, independent: 128404, independent conditional: 125495, independent unconditional: 2909, dependent: 21328, dependent conditional: 21302, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 131298, independent: 128404, independent conditional: 125495, independent unconditional: 2909, dependent: 2894, dependent conditional: 2868, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 131298, independent: 128404, independent conditional: 125495, independent unconditional: 2909, dependent: 2894, dependent conditional: 2868, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 135829, independent: 128404, independent conditional: 0, independent unconditional: 128404, dependent: 7425, dependent conditional: 4531, dependent unconditional: 2894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 135829, independent: 128404, independent conditional: 0, independent unconditional: 128404, dependent: 7425, dependent conditional: 4531, dependent unconditional: 2894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 135829, independent: 128404, independent conditional: 0, independent unconditional: 128404, dependent: 7425, dependent conditional: 4531, dependent unconditional: 2894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2359, independent: 2263, independent conditional: 0, independent unconditional: 2263, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2359, independent: 2190, independent conditional: 0, independent unconditional: 2190, dependent: 169, dependent conditional: 0, dependent unconditional: 169, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 169, independent: 73, independent conditional: 0, independent unconditional: 73, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 169, independent: 73, independent conditional: 0, independent unconditional: 73, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 549, independent: 176, independent conditional: 0, independent unconditional: 176, dependent: 373, dependent conditional: 262, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 135829, independent: 126141, independent conditional: 0, independent unconditional: 126141, dependent: 7329, dependent conditional: 4461, dependent unconditional: 2868, unknown: 2359, unknown conditional: 70, unknown unconditional: 2289] , Statistics on independence cache: Total cache size (in pairs): 2359, Positive cache size: 2263, Positive conditional cache size: 0, Positive unconditional cache size: 2263, Negative cache size: 96, Negative conditional cache size: 70, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 3, Independence queries for same thread: 18434 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.7s, Number of persistent set computation: 5067, Number of trivial persistent sets: 4130, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2935, independent: 2909, independent conditional: 0, independent unconditional: 2909, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 149732, independent: 128404, independent conditional: 125495, independent unconditional: 2909, dependent: 21328, dependent conditional: 21302, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 131298, independent: 128404, independent conditional: 125495, independent unconditional: 2909, dependent: 2894, dependent conditional: 2868, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 131298, independent: 128404, independent conditional: 125495, independent unconditional: 2909, dependent: 2894, dependent conditional: 2868, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 135829, independent: 128404, independent conditional: 0, independent unconditional: 128404, dependent: 7425, dependent conditional: 4531, dependent unconditional: 2894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 135829, independent: 128404, independent conditional: 0, independent unconditional: 128404, dependent: 7425, dependent conditional: 4531, dependent unconditional: 2894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 135829, independent: 128404, independent conditional: 0, independent unconditional: 128404, dependent: 7425, dependent conditional: 4531, dependent unconditional: 2894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2359, independent: 2263, independent conditional: 0, independent unconditional: 2263, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2359, independent: 2190, independent conditional: 0, independent unconditional: 2190, dependent: 169, dependent conditional: 0, dependent unconditional: 169, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 169, independent: 73, independent conditional: 0, independent unconditional: 73, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 169, independent: 73, independent conditional: 0, independent unconditional: 73, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 549, independent: 176, independent conditional: 0, independent unconditional: 176, dependent: 373, dependent conditional: 262, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 135829, independent: 126141, independent conditional: 0, independent unconditional: 126141, dependent: 7329, dependent conditional: 4461, dependent unconditional: 2868, unknown: 2359, unknown conditional: 70, unknown unconditional: 2289] , Statistics on independence cache: Total cache size (in pairs): 2359, Positive cache size: 2263, Positive conditional cache size: 0, Positive unconditional cache size: 2263, Negative cache size: 96, Negative conditional cache size: 70, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 3, Independence queries for same thread: 18434 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 173915, independent: 149162, independent conditional: 146202, independent unconditional: 2960, dependent: 24753, dependent conditional: 24727, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 152782, independent: 149162, independent conditional: 146202, independent unconditional: 2960, dependent: 3620, dependent conditional: 3594, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 152782, independent: 149162, independent conditional: 146202, independent unconditional: 2960, dependent: 3620, dependent conditional: 3594, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 158732, independent: 149162, independent conditional: 0, independent unconditional: 149162, dependent: 9570, dependent conditional: 5950, dependent unconditional: 3620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 158732, independent: 149162, independent conditional: 0, independent unconditional: 149162, dependent: 9570, dependent conditional: 5950, dependent unconditional: 3620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 158732, independent: 149162, independent conditional: 0, independent unconditional: 149162, dependent: 9570, dependent conditional: 5950, dependent unconditional: 3620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2430, independent: 2334, independent conditional: 0, independent unconditional: 2334, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2430, independent: 2259, independent conditional: 0, independent unconditional: 2259, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 171, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 171, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 449, independent: 153, independent conditional: 0, independent unconditional: 153, dependent: 297, dependent conditional: 229, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 158732, independent: 146828, independent conditional: 0, independent unconditional: 146828, dependent: 9474, dependent conditional: 5880, dependent unconditional: 3594, unknown: 2430, unknown conditional: 70, unknown unconditional: 2360] , Statistics on independence cache: Total cache size (in pairs): 2430, Positive cache size: 2334, Positive conditional cache size: 0, Positive unconditional cache size: 2334, Negative cache size: 96, Negative conditional cache size: 70, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 3, Independence queries for same thread: 21133 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 5673, Number of trivial persistent sets: 4547, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2986, independent: 2960, independent conditional: 0, independent unconditional: 2960, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 173915, independent: 149162, independent conditional: 146202, independent unconditional: 2960, dependent: 24753, dependent conditional: 24727, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 152782, independent: 149162, independent conditional: 146202, independent unconditional: 2960, dependent: 3620, dependent conditional: 3594, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 152782, independent: 149162, independent conditional: 146202, independent unconditional: 2960, dependent: 3620, dependent conditional: 3594, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 158732, independent: 149162, independent conditional: 0, independent unconditional: 149162, dependent: 9570, dependent conditional: 5950, dependent unconditional: 3620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 158732, independent: 149162, independent conditional: 0, independent unconditional: 149162, dependent: 9570, dependent conditional: 5950, dependent unconditional: 3620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 158732, independent: 149162, independent conditional: 0, independent unconditional: 149162, dependent: 9570, dependent conditional: 5950, dependent unconditional: 3620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2430, independent: 2334, independent conditional: 0, independent unconditional: 2334, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2430, independent: 2259, independent conditional: 0, independent unconditional: 2259, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 171, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 171, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 449, independent: 153, independent conditional: 0, independent unconditional: 153, dependent: 297, dependent conditional: 229, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 158732, independent: 146828, independent conditional: 0, independent unconditional: 146828, dependent: 9474, dependent conditional: 5880, dependent unconditional: 3594, unknown: 2430, unknown conditional: 70, unknown unconditional: 2360] , Statistics on independence cache: Total cache size (in pairs): 2430, Positive cache size: 2334, Positive conditional cache size: 0, Positive unconditional cache size: 2334, Negative cache size: 96, Negative conditional cache size: 70, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 3, Independence queries for same thread: 21133 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 149406, independent: 127565, independent conditional: 124690, independent unconditional: 2875, dependent: 21841, dependent conditional: 21815, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 130712, independent: 127565, independent conditional: 124690, independent unconditional: 2875, dependent: 3147, dependent conditional: 3121, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 130712, independent: 127565, independent conditional: 124690, independent unconditional: 2875, dependent: 3147, dependent conditional: 3121, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 135837, independent: 127565, independent conditional: 0, independent unconditional: 127565, dependent: 8272, dependent conditional: 5125, dependent unconditional: 3147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 135837, independent: 127565, independent conditional: 0, independent unconditional: 127565, dependent: 8272, dependent conditional: 5125, dependent unconditional: 3147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 135837, independent: 127565, independent conditional: 0, independent unconditional: 127565, dependent: 8272, dependent conditional: 5125, dependent unconditional: 3147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2315, independent: 2219, independent conditional: 0, independent unconditional: 2219, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2315, independent: 2146, independent conditional: 0, independent unconditional: 2146, dependent: 169, dependent conditional: 0, dependent unconditional: 169, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 169, independent: 73, independent conditional: 0, independent unconditional: 73, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 169, independent: 73, independent conditional: 0, independent unconditional: 73, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 372, independent: 131, independent conditional: 0, independent unconditional: 131, dependent: 241, dependent conditional: 180, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 135837, independent: 125346, independent conditional: 0, independent unconditional: 125346, dependent: 8176, dependent conditional: 5055, dependent unconditional: 3121, unknown: 2315, unknown conditional: 70, unknown unconditional: 2245] , Statistics on independence cache: Total cache size (in pairs): 2315, Positive cache size: 2219, Positive conditional cache size: 0, Positive unconditional cache size: 2219, Negative cache size: 96, Negative conditional cache size: 70, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 3, Independence queries for same thread: 18694 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 4977, Number of trivial persistent sets: 4187, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2901, independent: 2875, independent conditional: 0, independent unconditional: 2875, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 149406, independent: 127565, independent conditional: 124690, independent unconditional: 2875, dependent: 21841, dependent conditional: 21815, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 130712, independent: 127565, independent conditional: 124690, independent unconditional: 2875, dependent: 3147, dependent conditional: 3121, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 130712, independent: 127565, independent conditional: 124690, independent unconditional: 2875, dependent: 3147, dependent conditional: 3121, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 135837, independent: 127565, independent conditional: 0, independent unconditional: 127565, dependent: 8272, dependent conditional: 5125, dependent unconditional: 3147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 135837, independent: 127565, independent conditional: 0, independent unconditional: 127565, dependent: 8272, dependent conditional: 5125, dependent unconditional: 3147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 135837, independent: 127565, independent conditional: 0, independent unconditional: 127565, dependent: 8272, dependent conditional: 5125, dependent unconditional: 3147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2315, independent: 2219, independent conditional: 0, independent unconditional: 2219, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2315, independent: 2146, independent conditional: 0, independent unconditional: 2146, dependent: 169, dependent conditional: 0, dependent unconditional: 169, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 169, independent: 73, independent conditional: 0, independent unconditional: 73, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 169, independent: 73, independent conditional: 0, independent unconditional: 73, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 372, independent: 131, independent conditional: 0, independent unconditional: 131, dependent: 241, dependent conditional: 180, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 135837, independent: 125346, independent conditional: 0, independent unconditional: 125346, dependent: 8176, dependent conditional: 5055, dependent unconditional: 3121, unknown: 2315, unknown conditional: 70, unknown unconditional: 2245] , Statistics on independence cache: Total cache size (in pairs): 2315, Positive cache size: 2219, Positive conditional cache size: 0, Positive unconditional cache size: 2219, Negative cache size: 96, Negative conditional cache size: 70, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 3, Independence queries for same thread: 18694 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4856, independent: 4381, independent conditional: 2569, independent unconditional: 1812, dependent: 475, dependent conditional: 462, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4442, independent: 4381, independent conditional: 2569, independent unconditional: 1812, dependent: 61, dependent conditional: 48, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4442, independent: 4381, independent conditional: 2569, independent unconditional: 1812, dependent: 61, dependent conditional: 48, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4442, independent: 4381, independent conditional: 0, independent unconditional: 4381, dependent: 61, dependent conditional: 0, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4442, independent: 4381, independent conditional: 0, independent unconditional: 4381, dependent: 61, dependent conditional: 0, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4442, independent: 4381, independent conditional: 0, independent unconditional: 4381, dependent: 61, dependent conditional: 0, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1607, independent: 1594, independent conditional: 0, independent unconditional: 1594, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1607, independent: 1543, independent conditional: 0, independent unconditional: 1543, dependent: 64, dependent conditional: 0, dependent unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 64, independent: 51, independent conditional: 0, independent unconditional: 51, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 64, independent: 51, independent conditional: 0, independent unconditional: 51, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, independent: 88, independent conditional: 0, independent unconditional: 88, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4442, independent: 2787, independent conditional: 0, independent unconditional: 2787, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 1607, unknown conditional: 0, unknown unconditional: 1607] , Statistics on independence cache: Total cache size (in pairs): 1607, Positive cache size: 1594, Positive conditional cache size: 0, Positive unconditional cache size: 1594, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 414 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 401, Number of trivial persistent sets: 259, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1825, independent: 1812, independent conditional: 0, independent unconditional: 1812, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4856, independent: 4381, independent conditional: 2569, independent unconditional: 1812, dependent: 475, dependent conditional: 462, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4442, independent: 4381, independent conditional: 2569, independent unconditional: 1812, dependent: 61, dependent conditional: 48, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4442, independent: 4381, independent conditional: 2569, independent unconditional: 1812, dependent: 61, dependent conditional: 48, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4442, independent: 4381, independent conditional: 0, independent unconditional: 4381, dependent: 61, dependent conditional: 0, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4442, independent: 4381, independent conditional: 0, independent unconditional: 4381, dependent: 61, dependent conditional: 0, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4442, independent: 4381, independent conditional: 0, independent unconditional: 4381, dependent: 61, dependent conditional: 0, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1607, independent: 1594, independent conditional: 0, independent unconditional: 1594, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1607, independent: 1543, independent conditional: 0, independent unconditional: 1543, dependent: 64, dependent conditional: 0, dependent unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 64, independent: 51, independent conditional: 0, independent unconditional: 51, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 64, independent: 51, independent conditional: 0, independent unconditional: 51, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, independent: 88, independent conditional: 0, independent unconditional: 88, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4442, independent: 2787, independent conditional: 0, independent unconditional: 2787, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 1607, unknown conditional: 0, unknown unconditional: 1607] , Statistics on independence cache: Total cache size (in pairs): 1607, Positive cache size: 1594, Positive conditional cache size: 0, Positive unconditional cache size: 1594, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 414 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 181630, independent: 155731, independent conditional: 152771, independent unconditional: 2960, dependent: 25899, dependent conditional: 25873, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 159433, independent: 155731, independent conditional: 152771, independent unconditional: 2960, dependent: 3702, dependent conditional: 3676, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 159433, independent: 155731, independent conditional: 152771, independent unconditional: 2960, dependent: 3702, dependent conditional: 3676, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 165722, independent: 155731, independent conditional: 0, independent unconditional: 155731, dependent: 9991, dependent conditional: 6289, dependent unconditional: 3702, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 165722, independent: 155731, independent conditional: 0, independent unconditional: 155731, dependent: 9991, dependent conditional: 6289, dependent unconditional: 3702, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 165722, independent: 155731, independent conditional: 0, independent unconditional: 155731, dependent: 9991, dependent conditional: 6289, dependent unconditional: 3702, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2426, independent: 2330, independent conditional: 0, independent unconditional: 2330, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2426, independent: 2255, independent conditional: 0, independent unconditional: 2255, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 171, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 171, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 450, independent: 162, independent conditional: 0, independent unconditional: 162, dependent: 288, dependent conditional: 214, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 165722, independent: 153401, independent conditional: 0, independent unconditional: 153401, dependent: 9895, dependent conditional: 6219, dependent unconditional: 3676, unknown: 2426, unknown conditional: 70, unknown unconditional: 2356] , Statistics on independence cache: Total cache size (in pairs): 2426, Positive cache size: 2330, Positive conditional cache size: 0, Positive unconditional cache size: 2330, Negative cache size: 96, Negative conditional cache size: 70, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 3, Independence queries for same thread: 22197 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 5788, Number of trivial persistent sets: 4786, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2986, independent: 2960, independent conditional: 0, independent unconditional: 2960, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 181630, independent: 155731, independent conditional: 152771, independent unconditional: 2960, dependent: 25899, dependent conditional: 25873, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 159433, independent: 155731, independent conditional: 152771, independent unconditional: 2960, dependent: 3702, dependent conditional: 3676, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 159433, independent: 155731, independent conditional: 152771, independent unconditional: 2960, dependent: 3702, dependent conditional: 3676, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 165722, independent: 155731, independent conditional: 0, independent unconditional: 155731, dependent: 9991, dependent conditional: 6289, dependent unconditional: 3702, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 165722, independent: 155731, independent conditional: 0, independent unconditional: 155731, dependent: 9991, dependent conditional: 6289, dependent unconditional: 3702, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 165722, independent: 155731, independent conditional: 0, independent unconditional: 155731, dependent: 9991, dependent conditional: 6289, dependent unconditional: 3702, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2426, independent: 2330, independent conditional: 0, independent unconditional: 2330, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2426, independent: 2255, independent conditional: 0, independent unconditional: 2255, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 171, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 171, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 96, dependent conditional: 70, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 450, independent: 162, independent conditional: 0, independent unconditional: 162, dependent: 288, dependent conditional: 214, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 165722, independent: 153401, independent conditional: 0, independent unconditional: 153401, dependent: 9895, dependent conditional: 6219, dependent unconditional: 3676, unknown: 2426, unknown conditional: 70, unknown unconditional: 2356] , Statistics on independence cache: Total cache size (in pairs): 2426, Positive cache size: 2330, Positive conditional cache size: 0, Positive unconditional cache size: 2330, Negative cache size: 96, Negative conditional cache size: 70, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 3, Independence queries for same thread: 22197 - PositiveResult [Line: 71]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 75]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 82]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 85]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 112]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 116]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 121]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 49]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 53]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 59]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 62]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 94]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 98]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 103]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork3 with 1 thread instances CFG has 9 procedures, 102 locations, 32 error locations. Started 1 CEGAR loops. OverallTime: 3.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.8s, 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: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 62 ConstructedInterpolants, 0 QuantifiedInterpolants, 306 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread4Thread1of1ForFork2 with 1 thread instances CFG has 9 procedures, 102 locations, 32 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 11, 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, 81 NumberOfCodeBlocks, 81 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 322 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 102 locations, 32 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.8s, 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: 11, 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, 0.2s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 62 ConstructedInterpolants, 0 QuantifiedInterpolants, 306 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 102 locations, 32 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.2s, 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: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread3Thread1of1ForFork0 with 1 thread instances CFG has 9 procedures, 102 locations, 32 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.1s, 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: 11, 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, 0.2s InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 70 ConstructedInterpolants, 0 QuantifiedInterpolants, 314 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-14 12:12:55,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Forceful destruction successful, exit code 0 [2024-08-14 12:12:55,293 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2024-08-14 12:12:55,493 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-08-14 12:12:55,694 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2024-08-14 12:12:55,894 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 [2024-08-14 12:12:56,093 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