./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.2024-09-02_08-21-23.files/mutex-meet-local/popl20-threaded-sum-3.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a4c57e3 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.2024-09-02_08-21-23.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.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 02:54:36,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 02:54:36,888 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 02:54:36,892 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 02:54:36,892 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 02:54:36,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 02:54:36,918 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 02:54:36,918 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 02:54:36,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 02:54:36,922 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 02:54:36,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 02:54:36,933 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 02:54:36,934 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 02:54:36,934 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 02:54:36,934 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 02:54:36,934 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 02:54:36,934 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 02:54:36,935 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 02:54:36,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 02:54:36,935 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 02:54:36,935 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 02:54:36,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 02:54:36,936 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 02:54:36,936 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 02:54:36,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 02:54:36,936 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 02:54:36,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 02:54:36,937 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 02:54:36,937 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 02:54:36,937 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 02:54:36,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 02:54:36,937 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 02:54:36,937 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 02:54:36,938 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 02:54:36,938 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 02:54:36,938 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 02:54:36,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 02:54:36,938 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 02:54:36,938 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 02:54:36,938 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 02:54:36,938 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 02:54:36,939 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 02:54:37,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 02:54:37,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 02:54:37,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 02:54:37,149 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 02:54:37,149 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 02:54:37,150 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-threaded-sum-3.wvr.yml/witness.yml [2024-09-08 02:54:37,301 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 02:54:37,301 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 02:54:37,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c [2024-09-08 02:54:38,478 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 02:54:38,634 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 02:54:38,635 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c [2024-09-08 02:54:38,640 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6c2a5746b/213494e1747846ea908e42ac8016b04e/FLAG399adbada [2024-09-08 02:54:38,650 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6c2a5746b/213494e1747846ea908e42ac8016b04e [2024-09-08 02:54:38,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 02:54:38,651 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 02:54:38,652 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 02:54:38,652 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 02:54:38,656 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 02:54:38,657 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:54:37" (1/2) ... [2024-09-08 02:54:38,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f3ec838 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:54:38, skipping insertion in model container [2024-09-08 02:54:38,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:54:37" (1/2) ... [2024-09-08 02:54:38,658 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1218feb6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:54:38, skipping insertion in model container [2024-09-08 02:54:38,659 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:54:38" (2/2) ... [2024-09-08 02:54:38,659 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f3ec838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:38, skipping insertion in model container [2024-09-08 02:54:38,659 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:54:38" (2/2) ... [2024-09-08 02:54:38,686 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 02:54:38,686 INFO L1541 ArrayList]: 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) [2024-09-08 02:54:38,686 INFO L1541 ArrayList]: 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) [2024-09-08 02:54:38,687 INFO L1541 ArrayList]: 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) [2024-09-08 02:54:38,687 INFO L1541 ArrayList]: 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) [2024-09-08 02:54:38,687 INFO L1541 ArrayList]: 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) [2024-09-08 02:54:38,687 INFO L1541 ArrayList]: 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) [2024-09-08 02:54:38,687 INFO L1541 ArrayList]: 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) [2024-09-08 02:54:38,687 INFO L1541 ArrayList]: 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) [2024-09-08 02:54:38,687 INFO L1541 ArrayList]: 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) [2024-09-08 02:54:38,688 INFO L1541 ArrayList]: 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) [2024-09-08 02:54:38,705 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 02:54:38,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 02:54:38,877 INFO L200 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 [2024-09-08 02:54:38,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 02:54:39,007 INFO L204 MainTranslator]: Completed translation [2024-09-08 02:54:39,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39 WrapperNode [2024-09-08 02:54:39,008 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 02:54:39,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 02:54:39,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 02:54:39,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 02:54:39,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39" (1/1) ... [2024-09-08 02:54:39,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39" (1/1) ... [2024-09-08 02:54:39,045 INFO L138 Inliner]: procedures = 21, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-09-08 02:54:39,045 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 02:54:39,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 02:54:39,046 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 02:54:39,046 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 02:54:39,053 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39" (1/1) ... [2024-09-08 02:54:39,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39" (1/1) ... [2024-09-08 02:54:39,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39" (1/1) ... [2024-09-08 02:54:39,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39" (1/1) ... [2024-09-08 02:54:39,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39" (1/1) ... [2024-09-08 02:54:39,083 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39" (1/1) ... [2024-09-08 02:54:39,089 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39" (1/1) ... [2024-09-08 02:54:39,091 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39" (1/1) ... [2024-09-08 02:54:39,098 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 02:54:39,102 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 02:54:39,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 02:54:39,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 02:54:39,102 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39" (1/1) ... [2024-09-08 02:54:39,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 02:54:39,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:54:39,128 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) [2024-09-08 02:54:39,132 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 [2024-09-08 02:54:39,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 02:54:39,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-08 02:54:39,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-08 02:54:39,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-08 02:54:39,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-08 02:54:39,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-08 02:54:39,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-08 02:54:39,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 02:54:39,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-08 02:54:39,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-08 02:54:39,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 02:54:39,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 02:54:39,170 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-08 02:54:39,264 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 02:54:39,267 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 02:54:39,647 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 02:54:39,648 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 02:54:39,851 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 02:54:39,851 INFO L318 CfgBuilder]: Removed 3 assume(true) statements. [2024-09-08 02:54:39,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 02:54:39 BoogieIcfgContainer [2024-09-08 02:54:39,851 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 02:54:39,853 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 02:54:39,853 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 02:54:39,856 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 02:54:39,856 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:54:37" (1/4) ... [2024-09-08 02:54:39,857 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@607a79 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 02:54:39, skipping insertion in model container [2024-09-08 02:54:39,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 02:54:38" (2/4) ... [2024-09-08 02:54:39,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@607a79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 02:54:39, skipping insertion in model container [2024-09-08 02:54:39,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:54:39" (3/4) ... [2024-09-08 02:54:39,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@607a79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 02:54:39, skipping insertion in model container [2024-09-08 02:54:39,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 02:54:39" (4/4) ... [2024-09-08 02:54:39,859 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-threaded-sum-3.wvr.c [2024-09-08 02:54:39,875 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 02:54:39,875 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2024-09-08 02:54:39,875 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 02:54:39,941 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-09-08 02:54:39,977 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:54:39,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 02:54:39,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:54:39,979 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) [2024-09-08 02:54:39,980 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 [2024-09-08 02:54:40,011 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 02:54:40,020 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork0 ======== [2024-09-08 02:54:40,025 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@1755a5c3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:54:40,026 INFO L337 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-09-08 02:54:40,113 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:54:40,119 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:54:40,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1170315697, now seen corresponding path program 1 times [2024-09-08 02:54:40,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:54:40,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261010767] [2024-09-08 02:54:40,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:40,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:54:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:40,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:54:40,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:54:40,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261010767] [2024-09-08 02:54:40,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261010767] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:54:40,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 02:54:40,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 02:54:40,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248411422] [2024-09-08 02:54:40,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:54:40,747 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 02:54:40,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:54:40,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 02:54:40,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 02:54:40,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:40,770 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:54:40,771 INFO L475 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) [2024-09-08 02:54:40,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:41,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:54:41,585 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 3 remaining) [2024-09-08 02:54:41,585 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 3 remaining) [2024-09-08 02:54:41,585 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 3 remaining) [2024-09-08 02:54:41,585 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 02:54:41,590 INFO L408 BasicCegarLoop]: Path program histogram: [1] [2024-09-08 02:54:41,591 INFO L312 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork0 was SAFE,SAFE,SAFE (1/4) [2024-09-08 02:54:41,593 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:54:41,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 02:54:41,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:54:41,607 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) [2024-09-08 02:54:41,609 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 [2024-09-08 02:54:41,613 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 02:54:41,613 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-08 02:54:41,614 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@1755a5c3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:54:41,614 INFO L337 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-09-08 02:54:41,678 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 3 remaining) [2024-09-08 02:54:41,678 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-09-08 02:54:41,678 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-09-08 02:54:41,680 INFO L408 BasicCegarLoop]: Path program histogram: [] [2024-09-08 02:54:41,680 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (2/4) [2024-09-08 02:54:41,682 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:54:41,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 02:54:41,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:54:41,684 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) [2024-09-08 02:54:41,686 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 [2024-09-08 02:54:41,689 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 02:54:41,690 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork2 ======== [2024-09-08 02:54:41,690 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@1755a5c3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:54:41,693 INFO L337 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-09-08 02:54:41,732 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:54:41,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:54:41,732 INFO L85 PathProgramCache]: Analyzing trace with hash 12781224, now seen corresponding path program 1 times [2024-09-08 02:54:41,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:54:41,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453742521] [2024-09-08 02:54:41,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:41,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:54:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:41,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:54:41,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:54:41,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453742521] [2024-09-08 02:54:41,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453742521] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:54:41,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 02:54:41,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-08 02:54:41,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422407821] [2024-09-08 02:54:41,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:54:41,882 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 02:54:41,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:54:41,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 02:54:41,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 02:54:41,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:41,883 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:54:41,883 INFO L475 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) [2024-09-08 02:54:41,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:54:42,421 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 3 remaining) [2024-09-08 02:54:42,421 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 3 remaining) [2024-09-08 02:54:42,421 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 3 remaining) [2024-09-08 02:54:42,421 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-08 02:54:42,422 INFO L408 BasicCegarLoop]: Path program histogram: [1] [2024-09-08 02:54:42,423 INFO L312 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork2 was SAFE,SAFE,SAFE (3/4) [2024-09-08 02:54:42,424 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:54:42,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 02:54:42,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:54:42,426 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) [2024-09-08 02:54:42,428 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 [2024-09-08 02:54:42,431 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 02:54:42,431 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Thread1of1ForFork1 ======== [2024-09-08 02:54:42,431 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@1755a5c3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:54:42,431 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-08 02:54:42,507 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 02:54:42,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:54:42,508 INFO L85 PathProgramCache]: Analyzing trace with hash -206516616, now seen corresponding path program 1 times [2024-09-08 02:54:42,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:54:42,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848825654] [2024-09-08 02:54:42,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:42,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:54:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:42,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:54:42,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:54:42,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848825654] [2024-09-08 02:54:42,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848825654] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:54:42,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 02:54:42,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 02:54:42,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72071560] [2024-09-08 02:54:42,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:54:42,760 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 02:54:42,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:54:42,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 02:54:42,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 02:54:42,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:42,760 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:54:42,761 INFO L475 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) [2024-09-08 02:54:42,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:43,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 02:54:43,201 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-09-08 02:54:43,201 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-09-08 02:54:43,201 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-09-08 02:54:43,201 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-09-08 02:54:43,201 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-08 02:54:43,202 INFO L408 BasicCegarLoop]: Path program histogram: [1] [2024-09-08 02:54:43,202 INFO L312 ceAbstractionStarter]: Result for error location thread3Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE (4/4) [2024-09-08 02:54:43,204 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-08 02:54:43,204 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-08 02:54:43,206 INFO L469 ceAbstractionStarter]: Automizer considered 10 witness invariants [2024-09-08 02:54:43,206 INFO L470 ceAbstractionStarter]: WitnessConsidered=10 [2024-09-08 02:54:43,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 02:54:43 BasicIcfg [2024-09-08 02:54:43,207 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-08 02:54:43,208 INFO L158 Benchmark]: Toolchain (without parser) took 4556.58ms. Allocated memory was 186.6MB in the beginning and 299.9MB in the end (delta: 113.2MB). Free memory was 108.2MB in the beginning and 150.1MB in the end (delta: -41.8MB). Peak memory consumption was 135.6MB. Max. memory is 16.1GB. [2024-09-08 02:54:43,208 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 186.6MB. Free memory is still 154.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 02:54:43,208 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 186.6MB. Free memory is still 154.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 02:54:43,208 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.05ms. Allocated memory is still 186.6MB. Free memory was 108.1MB in the beginning and 144.2MB in the end (delta: -36.0MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2024-09-08 02:54:43,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.74ms. Allocated memory is still 186.6MB. Free memory was 144.2MB in the beginning and 142.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-08 02:54:43,209 INFO L158 Benchmark]: Boogie Preprocessor took 52.61ms. Allocated memory is still 186.6MB. Free memory was 142.1MB in the beginning and 140.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-08 02:54:43,209 INFO L158 Benchmark]: RCFGBuilder took 749.85ms. Allocated memory was 186.6MB in the beginning and 232.8MB in the end (delta: 46.1MB). Free memory was 140.0MB in the beginning and 154.7MB in the end (delta: -14.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-09-08 02:54:43,209 INFO L158 Benchmark]: TraceAbstraction took 3354.25ms. Allocated memory was 232.8MB in the beginning and 299.9MB in the end (delta: 67.1MB). Free memory was 153.7MB in the beginning and 150.1MB in the end (delta: 3.6MB). Peak memory consumption was 131.8MB. Max. memory is 16.1GB. [2024-09-08 02:54:43,211 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.11ms. Allocated memory is still 186.6MB. Free memory is still 154.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 186.6MB. Free memory is still 154.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.05ms. Allocated memory is still 186.6MB. Free memory was 108.1MB in the beginning and 144.2MB in the end (delta: -36.0MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.74ms. Allocated memory is still 186.6MB. Free memory was 144.2MB in the beginning and 142.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.61ms. Allocated memory is still 186.6MB. Free memory was 142.1MB in the beginning and 140.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 749.85ms. Allocated memory was 186.6MB in the beginning and 232.8MB in the end (delta: 46.1MB). Free memory was 140.0MB in the beginning and 154.7MB in the end (delta: -14.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3354.25ms. Allocated memory was 232.8MB in the beginning and 299.9MB in the end (delta: 67.1MB). Free memory was 153.7MB in the beginning and 150.1MB in the end (delta: 3.6MB). Peak memory consumption was 131.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9113, independent: 7293, independent conditional: 5953, 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: 7701, independent: 7293, independent conditional: 5953, 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: 7701, independent: 7293, independent conditional: 5953, 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: 8081, independent: 7293, independent conditional: 5953, independent unconditional: 1340, dependent: 788, dependent conditional: 760, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8081, independent: 7293, independent conditional: 0, independent unconditional: 7293, 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: 8081, independent: 7293, independent conditional: 0, independent unconditional: 7293, 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: 477, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 452, dependent conditional: 217, dependent unconditional: 235, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8081, independent: 6181, independent conditional: 0, independent unconditional: 6181, 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: 6333, Maximal queried relation: 1, Independence queries for same thread: 1412, Persistent sets #1 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: 9113, independent: 7293, independent conditional: 5953, 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: 7701, independent: 7293, independent conditional: 5953, 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: 7701, independent: 7293, independent conditional: 5953, 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: 8081, independent: 7293, independent conditional: 5953, independent unconditional: 1340, dependent: 788, dependent conditional: 760, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8081, independent: 7293, independent conditional: 0, independent unconditional: 7293, 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: 8081, independent: 7293, independent conditional: 0, independent unconditional: 7293, 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: 477, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 452, dependent conditional: 217, dependent unconditional: 235, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8081, independent: 6181, independent conditional: 0, independent unconditional: 6181, 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: 6333, Maximal queried relation: 1, Independence queries for same thread: 1412 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 635, independent: 605, independent conditional: 105, 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: 612, independent: 605, independent conditional: 105, 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: 612, independent: 605, independent conditional: 105, 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: 612, independent: 605, independent conditional: 105, independent unconditional: 500, 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: 612, independent: 605, independent conditional: 0, independent unconditional: 605, 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: 612, independent: 605, independent conditional: 0, independent unconditional: 605, 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: 55, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 23, dependent conditional: 0, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 612, independent: 105, independent conditional: 0, independent unconditional: 105, 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: 105, Maximal queried relation: 0, Independence queries for same thread: 23, Persistent sets #1 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: 635, independent: 605, independent conditional: 105, 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: 612, independent: 605, independent conditional: 105, 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: 612, independent: 605, independent conditional: 105, 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: 612, independent: 605, independent conditional: 105, independent unconditional: 500, 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: 612, independent: 605, independent conditional: 0, independent unconditional: 605, 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: 612, independent: 605, independent conditional: 0, independent unconditional: 605, 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: 55, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 23, dependent conditional: 0, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 612, independent: 105, independent conditional: 0, independent unconditional: 105, 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: 105, Maximal queried relation: 0, Independence queries for same thread: 23 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8934, independent: 7197, independent conditional: 5898, 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: 7568, independent: 7197, independent conditional: 5898, 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: 7568, independent: 7197, independent conditional: 5898, 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: 7911, independent: 7197, independent conditional: 5898, independent unconditional: 1299, dependent: 714, dependent conditional: 686, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7911, independent: 7197, independent conditional: 0, independent unconditional: 7197, 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: 7911, independent: 7197, independent conditional: 0, independent unconditional: 7197, 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: 385, independent: 22, independent conditional: 0, independent unconditional: 22, dependent: 363, dependent conditional: 189, dependent unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7911, independent: 6126, independent conditional: 0, independent unconditional: 6126, 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: 6241, Maximal queried relation: 1, Independence queries for same thread: 1366, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, 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: 8934, independent: 7197, independent conditional: 5898, 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: 7568, independent: 7197, independent conditional: 5898, 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: 7568, independent: 7197, independent conditional: 5898, 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: 7911, independent: 7197, independent conditional: 5898, independent unconditional: 1299, dependent: 714, dependent conditional: 686, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7911, independent: 7197, independent conditional: 0, independent unconditional: 7197, 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: 7911, independent: 7197, independent conditional: 0, independent unconditional: 7197, 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: 385, independent: 22, independent conditional: 0, independent unconditional: 22, dependent: 363, dependent conditional: 189, dependent unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7911, independent: 6126, independent conditional: 0, independent unconditional: 6126, 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: 6241, Maximal queried relation: 1, Independence queries for same thread: 1366 - StatisticsResult: Partial order reduction statistics 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: 5368, independent unconditional: 1225, dependent: 730, dependent conditional: 702, dependent unconditional: 28, 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: 341, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 318, dependent conditional: 149, dependent unconditional: 169, 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: 5719, Maximal queried relation: 1, Independence queries for same thread: 1281, Persistent sets #1 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: 5368, independent unconditional: 1225, dependent: 730, dependent conditional: 702, dependent unconditional: 28, 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: 341, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 318, dependent conditional: 149, dependent unconditional: 169, 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: 5719, 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: thread2Thread1of1ForFork0 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, 0.1s 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: 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: thread1Thread1of1ForFork2 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: 0.6s, 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: thread3Thread1of1ForFork1 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: 0.5s, 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! [2024-09-08 02:54:43,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2024-09-08 02:54:43,438 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-09-08 02:54:43,641 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 [2024-09-08 02:54:43,844 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-09-08 02:54:44,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE