./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-threaded-sum-3.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/mutex-meet-local/popl20-threaded-sum-3.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-threaded-sum-3.wvr.c ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/popl20-threaded-sum-3.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 02:47:50,358 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 02:47:50,420 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-14 02:47:50,426 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 02:47:50,428 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 02:47:50,452 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 02:47:50,453 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 02:47:50,453 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 02:47:50,453 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 02:47:50,454 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 02:47:50,454 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 02:47:50,454 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 02:47:50,454 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 02:47:50,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 02:47:50,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 02:47:50,456 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 02:47:50,457 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 02:47:50,460 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 02:47:50,460 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 02:47:50,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 02:47:50,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 02:47:50,461 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 02:47:50,462 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 02:47:50,462 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 02:47:50,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 02:47:50,462 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 02:47:50,462 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 02:47:50,463 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 02:47:50,463 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 02:47:50,463 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 02:47:50,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 02:47:50,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 02:47:50,463 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 02:47:50,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 02:47:50,464 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 02:47:50,464 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 02:47:50,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 02:47:50,466 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 02:47:50,466 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 02:47:50,467 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 02:47:50,467 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 02:47:50,467 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 02:47:50,467 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-14 02:47:50,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 02:47:50,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 02:47:50,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 02:47:50,717 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 02:47:50,717 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 02:47:50,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c [2024-08-14 02:47:52,090 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 02:47:52,275 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 02:47:52,278 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c [2024-08-14 02:47:52,288 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4521e9344/e77ef20439d244d29cb90b14100b598a/FLAGa2a1ac3ca [2024-08-14 02:47:52,305 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4521e9344/e77ef20439d244d29cb90b14100b598a [2024-08-14 02:47:52,307 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 02:47:52,308 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 02:47:52,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/popl20-threaded-sum-3.wvr.yml/witness.yml [2024-08-14 02:47:52,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 02:47:52,630 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 02:47:52,635 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 02:47:52,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 02:47:52,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 02:47:52,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 02:47:52" (1/2) ... [2024-08-14 02:47:52,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ba2533a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:47:52, skipping insertion in model container [2024-08-14 02:47:52,649 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 02:47:52" (1/2) ... [2024-08-14 02:47:52,650 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38978800 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:47:52, skipping insertion in model container [2024-08-14 02:47:52,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 02:47:52" (2/2) ... [2024-08-14 02:47:52,651 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ba2533a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:47:52, skipping insertion in model container [2024-08-14 02:47:52,651 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 02:47:52" (2/2) ... [2024-08-14 02:47:52,651 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 02:47:52,733 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 02:47:52,734 INFO L97 edCorrectnessWitness]: Location invariant before [L52-L52] ((((((((((((((((-2LL + (long long )T) + (long long )U >= 0LL) && ((-2LL + (long long )S) + (long long )T >= 0LL)) && ((-2LL + (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) + (long long )c >= 0LL)) && ((-1LL + (long long )S) + (long long )c >= 0LL)) && ((-1LL + (long long )U) + (long long )c >= 0LL)) && ((4294967294LL - (long long )T) + (long long )U >= 0LL)) && ((4294967294LL - (long long )S) + (long long )T >= 0LL)) && ((4294967294LL - (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) - (long long )c >= 0LL)) && ((-1LL + (long long )S) - (long long )c >= 0LL)) && ((-1LL + (long long )U) - (long long )c >= 0LL)) && ((4294967294LL + (long long )T) - (long long )U >= 0LL)) && ((4294967294LL + (long long )S) - (long long )T >= 0LL)) && ((4294967294LL + (long long )S) - (long long )U >= 0LL)) && (c == 0U) [2024-08-14 02:47:52,737 INFO L97 edCorrectnessWitness]: Location invariant before [L46-L49] ((((((((((((((((-2LL + (long long )T) + (long long )U >= 0LL) && ((-2LL + (long long )S) + (long long )T >= 0LL)) && ((-2LL + (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) + (long long )c >= 0LL)) && ((-1LL + (long long )S) + (long long )c >= 0LL)) && ((-1LL + (long long )U) + (long long )c >= 0LL)) && ((4294967294LL - (long long )T) + (long long )U >= 0LL)) && ((4294967294LL - (long long )S) + (long long )T >= 0LL)) && ((4294967294LL - (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) - (long long )c >= 0LL)) && ((-1LL + (long long )S) - (long long )c >= 0LL)) && ((-1LL + (long long )U) - (long long )c >= 0LL)) && ((4294967294LL + (long long )T) - (long long )U >= 0LL)) && ((4294967294LL + (long long )S) - (long long )T >= 0LL)) && ((4294967294LL + (long long )S) - (long long )U >= 0LL)) && (c == 0U) [2024-08-14 02:47:52,738 INFO L97 edCorrectnessWitness]: Location invariant before [L42-L42] ((((((((((((((((-2LL + (long long )T) + (long long )U >= 0LL) && ((-2LL + (long long )S) + (long long )T >= 0LL)) && ((-2LL + (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) + (long long )c >= 0LL)) && ((-1LL + (long long )S) + (long long )c >= 0LL)) && ((-1LL + (long long )U) + (long long )c >= 0LL)) && ((4294967294LL - (long long )T) + (long long )U >= 0LL)) && ((4294967294LL - (long long )S) + (long long )T >= 0LL)) && ((4294967294LL - (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) - (long long )c >= 0LL)) && ((-1LL + (long long )S) - (long long )c >= 0LL)) && ((-1LL + (long long )U) - (long long )c >= 0LL)) && ((4294967294LL + (long long )T) - (long long )U >= 0LL)) && ((4294967294LL + (long long )S) - (long long )T >= 0LL)) && ((4294967294LL + (long long )S) - (long long )U >= 0LL)) && (c == 0U) [2024-08-14 02:47:52,738 INFO L97 edCorrectnessWitness]: Location invariant before [L87-L87] ((((((((((((((((-2LL + (long long )T) + (long long )U >= 0LL) && ((-2LL + (long long )S) + (long long )T >= 0LL)) && ((-2LL + (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) + (long long )c >= 0LL)) && ((-1LL + (long long )S) + (long long )c >= 0LL)) && ((-1LL + (long long )U) + (long long )c >= 0LL)) && ((4294967294LL - (long long )T) + (long long )U >= 0LL)) && ((4294967294LL - (long long )S) + (long long )T >= 0LL)) && ((4294967294LL - (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) - (long long )c >= 0LL)) && ((-1LL + (long long )S) - (long long )c >= 0LL)) && ((-1LL + (long long )U) - (long long )c >= 0LL)) && ((4294967294LL + (long long )T) - (long long )U >= 0LL)) && ((4294967294LL + (long long )S) - (long long )T >= 0LL)) && ((4294967294LL + (long long )S) - (long long )U >= 0LL)) && (c == 0U) [2024-08-14 02:47:52,738 INFO L97 edCorrectnessWitness]: Location invariant before [L71-L71] ((((((((((((((((-2LL + (long long )T) + (long long )U >= 0LL) && ((-2LL + (long long )S) + (long long )T >= 0LL)) && ((-2LL + (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) + (long long )c >= 0LL)) && ((-1LL + (long long )S) + (long long )c >= 0LL)) && ((-1LL + (long long )U) + (long long )c >= 0LL)) && ((4294967294LL - (long long )T) + (long long )U >= 0LL)) && ((4294967294LL - (long long )S) + (long long )T >= 0LL)) && ((4294967294LL - (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) - (long long )c >= 0LL)) && ((-1LL + (long long )S) - (long long )c >= 0LL)) && ((-1LL + (long long )U) - (long long )c >= 0LL)) && ((4294967294LL + (long long )T) - (long long )U >= 0LL)) && ((4294967294LL + (long long )S) - (long long )T >= 0LL)) && ((4294967294LL + (long long )S) - (long long )U >= 0LL)) && (c == 0U) [2024-08-14 02:47:52,738 INFO L97 edCorrectnessWitness]: Location invariant before [L90-L90] ((((((((((((((((-2LL + (long long )T) + (long long )U >= 0LL) && ((-2LL + (long long )S) + (long long )T >= 0LL)) && ((-2LL + (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) + (long long )c >= 0LL)) && ((-1LL + (long long )S) + (long long )c >= 0LL)) && ((-1LL + (long long )U) + (long long )c >= 0LL)) && ((4294967294LL - (long long )T) + (long long )U >= 0LL)) && ((4294967294LL - (long long )S) + (long long )T >= 0LL)) && ((4294967294LL - (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) - (long long )c >= 0LL)) && ((-1LL + (long long )S) - (long long )c >= 0LL)) && ((-1LL + (long long )U) - (long long )c >= 0LL)) && ((4294967294LL + (long long )T) - (long long )U >= 0LL)) && ((4294967294LL + (long long )S) - (long long )T >= 0LL)) && ((4294967294LL + (long long )S) - (long long )U >= 0LL)) && (c == 0U) [2024-08-14 02:47:52,738 INFO L97 edCorrectnessWitness]: Location invariant before [L61-L61] ((((((((((((((((-2LL + (long long )T) + (long long )U >= 0LL) && ((-2LL + (long long )S) + (long long )T >= 0LL)) && ((-2LL + (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) + (long long )c >= 0LL)) && ((-1LL + (long long )S) + (long long )c >= 0LL)) && ((-1LL + (long long )U) + (long long )c >= 0LL)) && ((4294967294LL - (long long )T) + (long long )U >= 0LL)) && ((4294967294LL - (long long )S) + (long long )T >= 0LL)) && ((4294967294LL - (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) - (long long )c >= 0LL)) && ((-1LL + (long long )S) - (long long )c >= 0LL)) && ((-1LL + (long long )U) - (long long )c >= 0LL)) && ((4294967294LL + (long long )T) - (long long )U >= 0LL)) && ((4294967294LL + (long long )S) - (long long )T >= 0LL)) && ((4294967294LL + (long long )S) - (long long )U >= 0LL)) && (c == 0U) [2024-08-14 02:47:52,738 INFO L97 edCorrectnessWitness]: Location invariant before [L84-L84] ((((((((((((((((-2LL + (long long )T) + (long long )U >= 0LL) && ((-2LL + (long long )S) + (long long )T >= 0LL)) && ((-2LL + (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) + (long long )c >= 0LL)) && ((-1LL + (long long )S) + (long long )c >= 0LL)) && ((-1LL + (long long )U) + (long long )c >= 0LL)) && ((4294967294LL - (long long )T) + (long long )U >= 0LL)) && ((4294967294LL - (long long )S) + (long long )T >= 0LL)) && ((4294967294LL - (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) - (long long )c >= 0LL)) && ((-1LL + (long long )S) - (long long )c >= 0LL)) && ((-1LL + (long long )U) - (long long )c >= 0LL)) && ((4294967294LL + (long long )T) - (long long )U >= 0LL)) && ((4294967294LL + (long long )S) - (long long )T >= 0LL)) && ((4294967294LL + (long long )S) - (long long )U >= 0LL)) && (c == 0U) [2024-08-14 02:47:52,738 INFO L97 edCorrectnessWitness]: Location invariant before [L65-L68] ((((((((((((((((-2LL + (long long )T) + (long long )U >= 0LL) && ((-2LL + (long long )S) + (long long )T >= 0LL)) && ((-2LL + (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) + (long long )c >= 0LL)) && ((-1LL + (long long )S) + (long long )c >= 0LL)) && ((-1LL + (long long )U) + (long long )c >= 0LL)) && ((4294967294LL - (long long )T) + (long long )U >= 0LL)) && ((4294967294LL - (long long )S) + (long long )T >= 0LL)) && ((4294967294LL - (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) - (long long )c >= 0LL)) && ((-1LL + (long long )S) - (long long )c >= 0LL)) && ((-1LL + (long long )U) - (long long )c >= 0LL)) && ((4294967294LL + (long long )T) - (long long )U >= 0LL)) && ((4294967294LL + (long long )S) - (long long )T >= 0LL)) && ((4294967294LL + (long long )S) - (long long )U >= 0LL)) && (c == 0U) [2024-08-14 02:47:52,741 INFO L97 edCorrectnessWitness]: Location invariant before [L80-L80] ((((((((((((((((-2LL + (long long )T) + (long long )U >= 0LL) && ((-2LL + (long long )S) + (long long )T >= 0LL)) && ((-2LL + (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) + (long long )c >= 0LL)) && ((-1LL + (long long )S) + (long long )c >= 0LL)) && ((-1LL + (long long )U) + (long long )c >= 0LL)) && ((4294967294LL - (long long )T) + (long long )U >= 0LL)) && ((4294967294LL - (long long )S) + (long long )T >= 0LL)) && ((4294967294LL - (long long )S) + (long long )U >= 0LL)) && ((-1LL + (long long )T) - (long long )c >= 0LL)) && ((-1LL + (long long )S) - (long long )c >= 0LL)) && ((-1LL + (long long )U) - (long long )c >= 0LL)) && ((4294967294LL + (long long )T) - (long long )U >= 0LL)) && ((4294967294LL + (long long )S) - (long long )T >= 0LL)) && ((4294967294LL + (long long )S) - (long long )U >= 0LL)) && (c == 0U) [2024-08-14 02:47:52,781 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 02:47:52,972 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 02:47:52,980 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 [2024-08-14 02:47:53,106 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 02:47:53,119 INFO L206 MainTranslator]: Completed translation [2024-08-14 02:47:53,119 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:47:53 WrapperNode [2024-08-14 02:47:53,120 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 02:47:53,121 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-14 02:47:53,121 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-14 02:47:53,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-14 02:47:53,129 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 02:47:53" (1/1) ... [2024-08-14 02:47:53,146 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 02:47:53" (1/1) ... [2024-08-14 02:47:53,165 INFO L138 Inliner]: procedures = 21, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-08-14 02:47:53,166 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-14 02:47:53,167 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 02:47:53,167 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 02:47:53,167 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 02:47:53,175 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 02:47:53" (1/1) ... [2024-08-14 02:47:53,176 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 02:47:53" (1/1) ... [2024-08-14 02:47:53,180 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 02:47:53" (1/1) ... [2024-08-14 02:47:53,180 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 02:47:53" (1/1) ... [2024-08-14 02:47:53,194 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 02:47:53" (1/1) ... [2024-08-14 02:47:53,200 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 02:47:53" (1/1) ... [2024-08-14 02:47:53,209 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 02:47:53" (1/1) ... [2024-08-14 02:47:53,215 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 02:47:53" (1/1) ... [2024-08-14 02:47:53,222 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 02:47:53,223 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-14 02:47:53,223 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-14 02:47:53,223 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-14 02:47:53,224 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 02:47:53" (1/1) ... [2024-08-14 02:47:53,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 02:47:53,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 02:47:53,255 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 02:47:53,257 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 02:47:53,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 02:47:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-08-14 02:47:53,286 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-08-14 02:47:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-08-14 02:47:53,286 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-08-14 02:47:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-08-14 02:47:53,286 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-08-14 02:47:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-14 02:47:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-14 02:47:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-14 02:47:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 02:47:53,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 02:47:53,288 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 02:47:53,382 INFO L244 CfgBuilder]: Building ICFG [2024-08-14 02:47:53,384 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 02:47:53,786 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-14 02:47:53,787 INFO L293 CfgBuilder]: Performing block encoding [2024-08-14 02:47:53,918 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-14 02:47:53,918 INFO L320 CfgBuilder]: Removed 3 assume(true) statements. [2024-08-14 02:47:53,918 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 02:47:53 BoogieIcfgContainer [2024-08-14 02:47:53,918 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-14 02:47:53,933 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-14 02:47:53,933 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-14 02:47:53,940 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-14 02:47:53,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.08 02:47:52" (1/4) ... [2024-08-14 02:47:53,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5085d57e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 02:47:53, skipping insertion in model container [2024-08-14 02:47:53,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 02:47:52" (2/4) ... [2024-08-14 02:47:53,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5085d57e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.08 02:47:53, skipping insertion in model container [2024-08-14 02:47:53,941 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 02:47:53" (3/4) ... [2024-08-14 02:47:53,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5085d57e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.08 02:47:53, skipping insertion in model container [2024-08-14 02:47:53,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 02:47:53" (4/4) ... [2024-08-14 02:47:53,944 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-threaded-sum-3.wvr.c [2024-08-14 02:47:53,971 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-14 02:47:53,975 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2024-08-14 02:47:53,975 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-14 02:47:54,082 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-08-14 02:47:54,115 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 02:47:54,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 02:47:54,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 02:47:54,118 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 02:47:54,122 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 02:47:54,150 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 02:47:54,161 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork1 ======== [2024-08-14 02:47:54,167 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;@531fc4c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 02:47:54,168 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-08-14 02:47:54,271 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-14 02:47:54,276 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 02:47:54,277 INFO L85 PathProgramCache]: Analyzing trace with hash 256928303, now seen corresponding path program 1 times [2024-08-14 02:47:54,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 02:47:54,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732480645] [2024-08-14 02:47:54,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 02:47:54,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 02:47:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 02:47:54,901 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 02:47:54,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 02:47:54,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732480645] [2024-08-14 02:47:54,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732480645] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 02:47:54,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 02:47:54,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-14 02:47:54,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236047239] [2024-08-14 02:47:54,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 02:47:54,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 02:47:54,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 02:47:54,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 02:47:54,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 02:47:54,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 02:47:54,935 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 02:47:54,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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 02:47:54,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 02:47:55,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 02:47:55,710 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 3 remaining) [2024-08-14 02:47:55,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 3 remaining) [2024-08-14 02:47:55,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 3 remaining) [2024-08-14 02:47:55,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-14 02:47:55,719 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-08-14 02:47:55,722 INFO L308 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork1 was SAFE,SAFE,SAFE (1/4) [2024-08-14 02:47:55,725 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 02:47:55,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 02:47:55,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 02:47:55,754 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 02:47:55,761 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 02:47:55,764 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 02:47:55,764 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork0 ======== [2024-08-14 02:47:55,765 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;@531fc4c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 02:47:55,767 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-08-14 02:47:55,814 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-14 02:47:55,815 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 02:47:55,815 INFO L85 PathProgramCache]: Analyzing trace with hash 12161700, now seen corresponding path program 1 times [2024-08-14 02:47:55,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 02:47:55,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979873386] [2024-08-14 02:47:55,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 02:47:55,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 02:47:55,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 02:47:55,949 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 02:47:55,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 02:47:55,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979873386] [2024-08-14 02:47:55,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979873386] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 02:47:55,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 02:47:55,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-14 02:47:55,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137859639] [2024-08-14 02:47:55,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 02:47:55,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 02:47:55,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 02:47:55,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 02:47:55,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 02:47:55,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 02:47:55,952 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 02:47:55,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 02:47:55,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 02:47:56,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 02:47:56,522 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 3 remaining) [2024-08-14 02:47:56,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 3 remaining) [2024-08-14 02:47:56,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 3 remaining) [2024-08-14 02:47:56,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-14 02:47:56,524 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-08-14 02:47:56,525 INFO L308 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork0 was SAFE,SAFE,SAFE (2/4) [2024-08-14 02:47:56,526 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 02:47:56,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 02:47:56,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 02:47:56,533 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 02:47:56,535 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 02:47:56,537 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 02:47:56,537 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-14 02:47:56,538 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;@531fc4c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 02:47:56,538 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-08-14 02:47:56,597 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 3 remaining) [2024-08-14 02:47:56,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-08-14 02:47:56,598 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-08-14 02:47:56,599 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-08-14 02:47:56,600 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (3/4) [2024-08-14 02:47:56,601 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 02:47:56,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 02:47:56,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 02:47:56,603 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 02:47:56,629 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 02:47:56,634 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 02:47:56,634 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Thread1of1ForFork2 ======== [2024-08-14 02:47:56,634 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;@531fc4c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 02:47:56,634 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-14 02:47:56,683 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 02:47:56,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 02:47:56,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1069690248, now seen corresponding path program 1 times [2024-08-14 02:47:56,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 02:47:56,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677925870] [2024-08-14 02:47:56,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 02:47:56,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 02:47:56,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 02:47:56,871 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 02:47:56,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 02:47:56,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677925870] [2024-08-14 02:47:56,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677925870] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 02:47:56,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 02:47:56,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-14 02:47:56,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083422523] [2024-08-14 02:47:56,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 02:47:56,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 02:47:56,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 02:47:56,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 02:47:56,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 02:47:56,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 02:47:56,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 02:47:56,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 02:47:56,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 02:47:57,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 02:47:57,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-14 02:47:57,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-14 02:47:57,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-08-14 02:47:57,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-08-14 02:47:57,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-14 02:47:57,333 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-08-14 02:47:57,333 INFO L308 ceAbstractionStarter]: Result for error location thread3Thread1of1ForFork2 was SAFE,SAFE,SAFE,SAFE (4/4) [2024-08-14 02:47:57,333 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-14 02:47:57,333 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-14 02:47:57,336 INFO L507 ceAbstractionStarter]: Automizer considered 10 witness invariants [2024-08-14 02:47:57,336 INFO L508 ceAbstractionStarter]: WitnessConsidered=10 [2024-08-14 02:47:57,337 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.08 02:47:57 BasicIcfg [2024-08-14 02:47:57,337 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-14 02:47:57,338 INFO L158 Benchmark]: Toolchain (without parser) took 4708.14ms. Allocated memory was 226.5MB in the beginning and 291.5MB in the end (delta: 65.0MB). Free memory was 194.2MB in the beginning and 164.1MB in the end (delta: 30.1MB). Peak memory consumption was 180.5MB. Max. memory is 16.1GB. [2024-08-14 02:47:57,338 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 159.4MB. Free memory is still 110.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 02:47:57,338 INFO L158 Benchmark]: Witness Parser took 1.30ms. Allocated memory is still 159.4MB. Free memory was 87.2MB in the beginning and 87.0MB in the end (delta: 175.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 02:47:57,338 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.70ms. Allocated memory is still 226.5MB. Free memory was 194.2MB in the beginning and 170.0MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-08-14 02:47:57,339 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.58ms. Allocated memory is still 226.5MB. Free memory was 170.0MB in the beginning and 169.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 02:47:57,339 INFO L158 Benchmark]: Boogie Preprocessor took 55.89ms. Allocated memory is still 226.5MB. Free memory was 168.0MB in the beginning and 165.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 02:47:57,339 INFO L158 Benchmark]: RCFGBuilder took 695.30ms. Allocated memory is still 226.5MB. Free memory was 165.9MB in the beginning and 64.1MB in the end (delta: 101.7MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2024-08-14 02:47:57,339 INFO L158 Benchmark]: TraceAbstraction took 3404.39ms. Allocated memory was 226.5MB in the beginning and 291.5MB in the end (delta: 65.0MB). Free memory was 190.3MB in the beginning and 164.1MB in the end (delta: 26.2MB). Peak memory consumption was 175.6MB. Max. memory is 16.1GB. [2024-08-14 02:47:57,340 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 159.4MB. Free memory is still 110.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 1.30ms. Allocated memory is still 159.4MB. Free memory was 87.2MB in the beginning and 87.0MB in the end (delta: 175.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.70ms. Allocated memory is still 226.5MB. Free memory was 194.2MB in the beginning and 170.0MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.58ms. Allocated memory is still 226.5MB. Free memory was 170.0MB in the beginning and 169.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.89ms. Allocated memory is still 226.5MB. Free memory was 168.0MB in the beginning and 165.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 695.30ms. Allocated memory is still 226.5MB. Free memory was 165.9MB in the beginning and 64.1MB in the end (delta: 101.7MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. * TraceAbstraction took 3404.39ms. Allocated memory was 226.5MB in the beginning and 291.5MB in the end (delta: 65.0MB). Free memory was 190.3MB in the beginning and 164.1MB in the end (delta: 26.2MB). Peak memory consumption was 175.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9117, independent: 7297, independent conditional: 5957, independent unconditional: 1340, dependent: 1820, dependent conditional: 1792, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7705, independent: 7297, independent conditional: 5957, independent unconditional: 1340, dependent: 408, dependent conditional: 380, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7705, independent: 7297, independent conditional: 5957, independent unconditional: 1340, dependent: 408, dependent conditional: 380, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8085, independent: 7297, independent conditional: 0, independent unconditional: 7297, dependent: 788, dependent conditional: 380, dependent unconditional: 408, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8085, independent: 7297, independent conditional: 0, independent unconditional: 7297, dependent: 788, dependent conditional: 380, dependent unconditional: 408, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8085, independent: 7297, independent conditional: 0, independent unconditional: 7297, dependent: 788, dependent conditional: 380, dependent unconditional: 408, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1162, independent: 1112, independent conditional: 0, independent unconditional: 1112, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1162, independent: 1110, independent conditional: 0, independent unconditional: 1110, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 491, independent: 28, independent conditional: 0, independent unconditional: 28, dependent: 463, dependent conditional: 232, dependent unconditional: 231, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8085, independent: 6185, independent conditional: 0, independent unconditional: 6185, dependent: 738, dependent conditional: 358, dependent unconditional: 380, unknown: 1162, unknown conditional: 22, unknown unconditional: 1140] , Statistics on independence cache: Total cache size (in pairs): 1162, Positive cache size: 1112, Positive conditional cache size: 0, Positive unconditional cache size: 1112, Negative cache size: 50, Negative conditional cache size: 22, Negative unconditional cache size: 28, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 1412 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 719, Number of trivial persistent sets: 623, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1368, independent: 1340, independent conditional: 0, independent unconditional: 1340, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9117, independent: 7297, independent conditional: 5957, independent unconditional: 1340, dependent: 1820, dependent conditional: 1792, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7705, independent: 7297, independent conditional: 5957, independent unconditional: 1340, dependent: 408, dependent conditional: 380, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7705, independent: 7297, independent conditional: 5957, independent unconditional: 1340, dependent: 408, dependent conditional: 380, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8085, independent: 7297, independent conditional: 0, independent unconditional: 7297, dependent: 788, dependent conditional: 380, dependent unconditional: 408, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8085, independent: 7297, independent conditional: 0, independent unconditional: 7297, dependent: 788, dependent conditional: 380, dependent unconditional: 408, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8085, independent: 7297, independent conditional: 0, independent unconditional: 7297, dependent: 788, dependent conditional: 380, dependent unconditional: 408, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1162, independent: 1112, independent conditional: 0, independent unconditional: 1112, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1162, independent: 1110, independent conditional: 0, independent unconditional: 1110, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 491, independent: 28, independent conditional: 0, independent unconditional: 28, dependent: 463, dependent conditional: 232, dependent unconditional: 231, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8085, independent: 6185, independent conditional: 0, independent unconditional: 6185, dependent: 738, dependent conditional: 358, dependent unconditional: 380, unknown: 1162, unknown conditional: 22, unknown unconditional: 1140] , Statistics on independence cache: Total cache size (in pairs): 1162, Positive cache size: 1112, Positive conditional cache size: 0, Positive unconditional cache size: 1112, Negative cache size: 50, Negative conditional cache size: 22, Negative unconditional cache size: 28, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 1412 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8927, independent: 7190, independent conditional: 5891, independent unconditional: 1299, dependent: 1737, dependent conditional: 1709, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7561, independent: 7190, independent conditional: 5891, independent unconditional: 1299, dependent: 371, dependent conditional: 343, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7561, independent: 7190, independent conditional: 5891, independent unconditional: 1299, dependent: 371, dependent conditional: 343, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7904, independent: 7190, independent conditional: 0, independent unconditional: 7190, dependent: 714, dependent conditional: 343, dependent unconditional: 371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7904, independent: 7190, independent conditional: 0, independent unconditional: 7190, dependent: 714, dependent conditional: 343, dependent unconditional: 371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7904, independent: 7190, independent conditional: 0, independent unconditional: 7190, dependent: 714, dependent conditional: 343, dependent unconditional: 371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1121, independent: 1071, independent conditional: 0, independent unconditional: 1071, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1121, independent: 1069, independent conditional: 0, independent unconditional: 1069, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 430, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 405, dependent conditional: 207, dependent unconditional: 198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7904, independent: 6119, independent conditional: 0, independent unconditional: 6119, dependent: 664, dependent conditional: 321, dependent unconditional: 343, unknown: 1121, unknown conditional: 22, unknown unconditional: 1099] , Statistics on independence cache: Total cache size (in pairs): 1121, Positive cache size: 1071, Positive conditional cache size: 0, Positive unconditional cache size: 1071, Negative cache size: 50, Negative conditional cache size: 22, Negative unconditional cache size: 28, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 1366 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 697, Number of trivial persistent sets: 660, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1327, independent: 1299, independent conditional: 0, independent unconditional: 1299, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8927, independent: 7190, independent conditional: 5891, independent unconditional: 1299, dependent: 1737, dependent conditional: 1709, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7561, independent: 7190, independent conditional: 5891, independent unconditional: 1299, dependent: 371, dependent conditional: 343, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7561, independent: 7190, independent conditional: 5891, independent unconditional: 1299, dependent: 371, dependent conditional: 343, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7904, independent: 7190, independent conditional: 0, independent unconditional: 7190, dependent: 714, dependent conditional: 343, dependent unconditional: 371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7904, independent: 7190, independent conditional: 0, independent unconditional: 7190, dependent: 714, dependent conditional: 343, dependent unconditional: 371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7904, independent: 7190, independent conditional: 0, independent unconditional: 7190, dependent: 714, dependent conditional: 343, dependent unconditional: 371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1121, independent: 1071, independent conditional: 0, independent unconditional: 1071, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1121, independent: 1069, independent conditional: 0, independent unconditional: 1069, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 430, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 405, dependent conditional: 207, dependent unconditional: 198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7904, independent: 6119, independent conditional: 0, independent unconditional: 6119, dependent: 664, dependent conditional: 321, dependent unconditional: 343, unknown: 1121, unknown conditional: 22, unknown unconditional: 1099] , Statistics on independence cache: Total cache size (in pairs): 1121, Positive cache size: 1071, Positive conditional cache size: 0, Positive unconditional cache size: 1071, Negative cache size: 50, Negative conditional cache size: 22, Negative unconditional cache size: 28, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 1366 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 634, independent: 604, independent conditional: 104, independent unconditional: 500, dependent: 30, dependent conditional: 23, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 611, independent: 604, independent conditional: 104, independent unconditional: 500, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 611, independent: 604, independent conditional: 104, independent unconditional: 500, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 611, independent: 604, independent conditional: 0, independent unconditional: 604, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 611, independent: 604, independent conditional: 0, independent unconditional: 604, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 611, independent: 604, independent conditional: 0, independent unconditional: 604, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 507, independent: 500, independent conditional: 0, independent unconditional: 500, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 507, independent: 498, independent conditional: 0, independent unconditional: 498, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 51, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 611, independent: 104, independent conditional: 0, independent unconditional: 104, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 507, unknown conditional: 0, unknown unconditional: 507] , Statistics on independence cache: Total cache size (in pairs): 507, Positive cache size: 500, Positive conditional cache size: 0, Positive unconditional cache size: 500, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 23 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 42, Number of trivial persistent sets: 26, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 507, independent: 500, independent conditional: 0, independent unconditional: 500, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 634, independent: 604, independent conditional: 104, independent unconditional: 500, dependent: 30, dependent conditional: 23, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 611, independent: 604, independent conditional: 104, independent unconditional: 500, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 611, independent: 604, independent conditional: 104, independent unconditional: 500, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 611, independent: 604, independent conditional: 0, independent unconditional: 604, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 611, independent: 604, independent conditional: 0, independent unconditional: 604, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 611, independent: 604, independent conditional: 0, independent unconditional: 604, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 507, independent: 500, independent conditional: 0, independent unconditional: 500, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 507, independent: 498, independent conditional: 0, independent unconditional: 498, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 51, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 611, independent: 104, independent conditional: 0, independent unconditional: 104, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 507, unknown conditional: 0, unknown unconditional: 507] , Statistics on independence cache: Total cache size (in pairs): 507, Positive cache size: 500, Positive conditional cache size: 0, Positive unconditional cache size: 500, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 23 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8253, independent: 6593, independent conditional: 5368, independent unconditional: 1225, dependent: 1660, dependent conditional: 1632, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6972, independent: 6593, independent conditional: 5368, independent unconditional: 1225, dependent: 379, dependent conditional: 351, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6972, independent: 6593, independent conditional: 5368, independent unconditional: 1225, dependent: 379, dependent conditional: 351, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7323, independent: 6593, independent conditional: 0, independent unconditional: 6593, dependent: 730, dependent conditional: 351, dependent unconditional: 379, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7323, independent: 6593, independent conditional: 0, independent unconditional: 6593, dependent: 730, dependent conditional: 351, dependent unconditional: 379, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7323, independent: 6593, independent conditional: 0, independent unconditional: 6593, dependent: 730, dependent conditional: 351, dependent unconditional: 379, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1097, independent: 1047, independent conditional: 0, independent unconditional: 1047, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1097, independent: 1045, independent conditional: 0, independent unconditional: 1045, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 342, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 319, dependent conditional: 154, dependent unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7323, independent: 5546, independent conditional: 0, independent unconditional: 5546, dependent: 680, dependent conditional: 329, dependent unconditional: 351, unknown: 1097, unknown conditional: 22, unknown unconditional: 1075] , Statistics on independence cache: Total cache size (in pairs): 1097, Positive cache size: 1047, Positive conditional cache size: 0, Positive unconditional cache size: 1047, Negative cache size: 50, Negative conditional cache size: 22, Negative unconditional cache size: 28, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 1281 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 647, Number of trivial persistent sets: 518, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1253, independent: 1225, independent conditional: 0, independent unconditional: 1225, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8253, independent: 6593, independent conditional: 5368, independent unconditional: 1225, dependent: 1660, dependent conditional: 1632, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6972, independent: 6593, independent conditional: 5368, independent unconditional: 1225, dependent: 379, dependent conditional: 351, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6972, independent: 6593, independent conditional: 5368, independent unconditional: 1225, dependent: 379, dependent conditional: 351, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7323, independent: 6593, independent conditional: 0, independent unconditional: 6593, dependent: 730, dependent conditional: 351, dependent unconditional: 379, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7323, independent: 6593, independent conditional: 0, independent unconditional: 6593, dependent: 730, dependent conditional: 351, dependent unconditional: 379, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7323, independent: 6593, independent conditional: 0, independent unconditional: 6593, dependent: 730, dependent conditional: 351, dependent unconditional: 379, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1097, independent: 1047, independent conditional: 0, independent unconditional: 1047, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1097, independent: 1045, independent conditional: 0, independent unconditional: 1045, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 50, dependent conditional: 22, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 342, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 319, dependent conditional: 154, dependent unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7323, independent: 5546, independent conditional: 0, independent unconditional: 5546, dependent: 680, dependent conditional: 329, dependent unconditional: 351, unknown: 1097, unknown conditional: 22, unknown unconditional: 1075] , Statistics on independence cache: Total cache size (in pairs): 1097, Positive cache size: 1047, Positive conditional cache size: 0, Positive unconditional cache size: 1047, Negative cache size: 50, Negative conditional cache size: 22, Negative unconditional cache size: 28, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 1281 - PositiveResult [Line: 61]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 65]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 71]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 42]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 46]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 52]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 80]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 84]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 87]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 90]: 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: thread2Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 73 locations, 23 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 97 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 73 locations, 23 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 93 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 73 locations, 23 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.1s, 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: 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: thread3Thread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 73 locations, 23 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 101 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-14 02:47:57,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Forceful destruction successful, exit code 0 [2024-08-14 02:47:57,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2024-08-14 02:47:57,779 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 02:47:57,979 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 02:47:58,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE