./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread/sync01.i --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/protection-ghost/sync01.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/pthread/sync01.i ./goblint.2024-09-02_08-21-23.files/protection-ghost/sync01.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 00:14:19,594 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 00:14:19,687 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 00:14:19,691 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 00:14:19,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 00:14:19,715 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 00:14:19,716 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 00:14:19,716 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 00:14:19,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 00:14:19,717 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 00:14:19,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 00:14:19,718 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 00:14:19,718 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 00:14:19,719 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 00:14:19,719 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 00:14:19,720 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 00:14:19,721 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 00:14:19,724 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 00:14:19,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 00:14:19,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 00:14:19,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 00:14:19,725 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 00:14:19,726 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 00:14:19,726 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 00:14:19,726 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 00:14:19,726 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 00:14:19,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 00:14:19,727 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 00:14:19,727 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 00:14:19,729 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 00:14:19,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 00:14:19,730 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 00:14:19,730 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 00:14:19,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 00:14:19,730 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 00:14:19,731 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 00:14:19,731 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 00:14:19,732 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 00:14:19,732 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 00:14:19,733 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 00:14:19,733 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 00:14:19,734 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 00:14:19,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 00:14:20,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 00:14:20,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 00:14:20,024 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 00:14:20,025 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 00:14:20,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/protection-ghost/sync01.yml/witness.yml [2024-09-08 00:14:20,175 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 00:14:20,175 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 00:14:20,177 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/sync01.i [2024-09-08 00:14:21,692 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 00:14:21,971 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 00:14:21,971 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/sync01.i [2024-09-08 00:14:21,997 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/894d79a81/9bc597750f454102aab973bd00290f23/FLAG9919e5ad1 [2024-09-08 00:14:22,012 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/894d79a81/9bc597750f454102aab973bd00290f23 [2024-09-08 00:14:22,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 00:14:22,013 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 00:14:22,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 00:14:22,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 00:14:22,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 00:14:22,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:14:20" (1/2) ... [2024-09-08 00:14:22,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee57e55 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:14:22, skipping insertion in model container [2024-09-08 00:14:22,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:14:20" (1/2) ... [2024-09-08 00:14:22,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d4c20b6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:14:22, skipping insertion in model container [2024-09-08 00:14:22,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 12:14:22" (2/2) ... [2024-09-08 00:14:22,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee57e55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22, skipping insertion in model container [2024-09-08 00:14:22,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 12:14:22" (2/2) ... [2024-09-08 00:14:22,186 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 00:14:22,187 INFO L1541 ArrayList]: Location invariant before [L962-L962] ! multithreaded || (0 <= num && num <= 1) [2024-09-08 00:14:22,188 INFO L1541 ArrayList]: Location invariant before [L961-L961] ! multithreaded || (0 <= num && num <= 1) [2024-09-08 00:14:22,188 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-08 00:14:22,188 INFO L1541 ArrayList]: ghost_variable m_locked = 0 [2024-09-08 00:14:22,188 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,188 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,188 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,189 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,189 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,189 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,189 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,189 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,189 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,189 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,190 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,190 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,190 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,190 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,190 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,190 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,190 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,191 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,191 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,191 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,191 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,191 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,192 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,192 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,192 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,193 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,193 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,193 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,193 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,193 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,193 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,194 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,194 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,194 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,194 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,194 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,194 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,194 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,195 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,195 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,195 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,195 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,195 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,195 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,195 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,195 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,195 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,196 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,196 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,196 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,197 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 0; [2024-09-08 00:14:22,198 INFO L1541 ArrayList]: ghost_update [L947-L947] m_locked = 1; [2024-09-08 00:14:22,198 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,198 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,199 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,199 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,199 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,199 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,199 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,199 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,199 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,200 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,200 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,200 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,200 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,200 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,200 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,200 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,200 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,200 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,200 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,201 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,201 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,201 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,201 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,201 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,201 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,201 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,201 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,201 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,201 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,202 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,202 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,202 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,202 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,202 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,203 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,203 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,203 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,203 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,204 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,204 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,204 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,204 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,204 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,204 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,205 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,205 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,205 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,205 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,206 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,206 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,206 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 0; [2024-09-08 00:14:22,206 INFO L1541 ArrayList]: ghost_update [L937-L937] m_locked = 1; [2024-09-08 00:14:22,207 INFO L1541 ArrayList]: ghost_update [L949-L949] m_locked = 0; [2024-09-08 00:14:22,207 INFO L1541 ArrayList]: ghost_update [L939-L939] m_locked = 0; [2024-09-08 00:14:22,207 INFO L1541 ArrayList]: ghost_update [L935-L935] m_locked = 1; [2024-09-08 00:14:22,208 INFO L1541 ArrayList]: ghost_update [L945-L945] m_locked = 1; [2024-09-08 00:14:22,208 INFO L1541 ArrayList]: ghost_update [L960-L960] multithreaded = 1; [2024-09-08 00:14:22,258 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 00:14:22,655 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 00:14:22,671 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 Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-08 00:14:22,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 00:14:22,945 INFO L204 MainTranslator]: Completed translation [2024-09-08 00:14:22,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22 WrapperNode [2024-09-08 00:14:22,947 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 00:14:22,949 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 00:14:22,949 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 00:14:22,949 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 00:14:22,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22" (1/1) ... [2024-09-08 00:14:22,982 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22" (1/1) ... [2024-09-08 00:14:23,014 INFO L138 Inliner]: procedures = 268, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2024-09-08 00:14:23,015 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 00:14:23,016 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 00:14:23,016 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 00:14:23,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 00:14:23,025 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22" (1/1) ... [2024-09-08 00:14:23,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22" (1/1) ... [2024-09-08 00:14:23,029 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22" (1/1) ... [2024-09-08 00:14:23,032 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22" (1/1) ... [2024-09-08 00:14:23,046 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22" (1/1) ... [2024-09-08 00:14:23,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22" (1/1) ... [2024-09-08 00:14:23,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22" (1/1) ... [2024-09-08 00:14:23,063 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22" (1/1) ... [2024-09-08 00:14:23,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 00:14:23,072 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 00:14:23,072 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 00:14:23,072 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 00:14:23,077 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22" (1/1) ... [2024-09-08 00:14:23,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 00:14:23,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 00:14:23,110 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 00:14:23,116 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 00:14:23,165 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-09-08 00:14:23,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-08 00:14:23,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-08 00:14:23,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-08 00:14:23,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-08 00:14:23,166 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-09-08 00:14:23,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 00:14:23,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 00:14:23,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 00:14:23,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 00:14:23,168 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 00:14:23,300 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 00:14:23,302 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 00:14:23,608 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 00:14:23,609 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 00:14:23,811 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 00:14:23,812 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-08 00:14:23,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 12:14:23 BoogieIcfgContainer [2024-09-08 00:14:23,812 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 00:14:23,815 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 00:14:23,816 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 00:14:23,820 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 00:14:23,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:14:20" (1/4) ... [2024-09-08 00:14:23,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7451bf28 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 12:14:23, skipping insertion in model container [2024-09-08 00:14:23,822 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 12:14:22" (2/4) ... [2024-09-08 00:14:23,822 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7451bf28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 12:14:23, skipping insertion in model container [2024-09-08 00:14:23,823 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:14:22" (3/4) ... [2024-09-08 00:14:23,823 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7451bf28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 12:14:23, skipping insertion in model container [2024-09-08 00:14:23,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 12:14:23" (4/4) ... [2024-09-08 00:14:23,825 INFO L112 eAbstractionObserver]: Analyzing ICFG sync01.i [2024-09-08 00:14:23,846 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 00:14:23,846 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-09-08 00:14:23,846 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 00:14:23,893 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-09-08 00:14:23,943 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 00:14:23,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 00:14:23,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 00:14:23,947 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 00:14:23,950 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 00:14:23,994 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 00:14:24,013 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-08 00:14:24,024 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;@7ecd9e79, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 00:14:24,025 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-08 00:14:24,126 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-08 00:14:24,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 00:14:24,133 INFO L85 PathProgramCache]: Analyzing trace with hash -211659619, now seen corresponding path program 1 times [2024-09-08 00:14:24,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 00:14:24,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213648262] [2024-09-08 00:14:24,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 00:14:24,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 00:14:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 00:14:24,484 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 00:14:24,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 00:14:24,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213648262] [2024-09-08 00:14:24,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213648262] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 00:14:24,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 00:14:24,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-08 00:14:24,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770709981] [2024-09-08 00:14:24,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 00:14:24,494 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 00:14:24,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 00:14:24,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 00:14:24,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 00:14:24,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 00:14:24,528 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 00:14:24,529 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) 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 00:14:24,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 00:14:24,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 00:14:24,768 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-09-08 00:14:24,770 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-09-08 00:14:24,771 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-09-08 00:14:24,771 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-09-08 00:14:24,772 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 00:14:24,777 INFO L408 BasicCegarLoop]: Path program histogram: [1] [2024-09-08 00:14:24,783 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-08 00:14:24,784 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-08 00:14:24,786 INFO L469 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-09-08 00:14:24,787 INFO L470 ceAbstractionStarter]: WitnessConsidered=2 [2024-09-08 00:14:24,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 12:14:24 BasicIcfg [2024-09-08 00:14:24,789 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-08 00:14:24,789 INFO L158 Benchmark]: Toolchain (without parser) took 2776.30ms. Allocated memory was 176.2MB in the beginning and 234.9MB in the end (delta: 58.7MB). Free memory was 116.5MB in the beginning and 86.0MB in the end (delta: 30.5MB). Peak memory consumption was 91.3MB. Max. memory is 16.1GB. [2024-09-08 00:14:24,790 INFO L158 Benchmark]: Witness Parser took 0.24ms. Allocated memory is still 176.2MB. Free memory is still 137.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 00:14:24,790 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 176.2MB. Free memory is still 132.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 00:14:24,790 INFO L158 Benchmark]: CACSL2BoogieTranslator took 931.09ms. Allocated memory was 176.2MB in the beginning and 234.9MB in the end (delta: 58.7MB). Free memory was 116.5MB in the beginning and 188.8MB in the end (delta: -72.3MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2024-09-08 00:14:24,791 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.01ms. Allocated memory is still 234.9MB. Free memory was 188.8MB in the beginning and 186.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-08 00:14:24,791 INFO L158 Benchmark]: Boogie Preprocessor took 55.23ms. Allocated memory is still 234.9MB. Free memory was 186.7MB in the beginning and 184.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-08 00:14:24,791 INFO L158 Benchmark]: RCFGBuilder took 740.99ms. Allocated memory is still 234.9MB. Free memory was 184.6MB in the beginning and 139.5MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-09-08 00:14:24,792 INFO L158 Benchmark]: TraceAbstraction took 974.41ms. Allocated memory is still 234.9MB. Free memory was 138.4MB in the beginning and 86.0MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-09-08 00:14:24,794 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 0.24ms. Allocated memory is still 176.2MB. Free memory is still 137.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 176.2MB. Free memory is still 132.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 931.09ms. Allocated memory was 176.2MB in the beginning and 234.9MB in the end (delta: 58.7MB). Free memory was 116.5MB in the beginning and 188.8MB in the end (delta: -72.3MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.01ms. Allocated memory is still 234.9MB. Free memory was 188.8MB in the beginning and 186.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.23ms. Allocated memory is still 234.9MB. Free memory was 186.7MB in the beginning and 184.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 740.99ms. Allocated memory is still 234.9MB. Free memory was 184.6MB in the beginning and 139.5MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 974.41ms. Allocated memory is still 234.9MB. Free memory was 138.4MB in the beginning and 86.0MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. 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: 718, independent: 655, independent conditional: 277, independent unconditional: 378, dependent: 63, dependent conditional: 43, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 693, independent: 655, independent conditional: 277, independent unconditional: 378, dependent: 38, dependent conditional: 18, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 693, independent: 655, independent conditional: 277, independent unconditional: 378, dependent: 38, dependent conditional: 18, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 718, independent: 655, independent conditional: 277, independent unconditional: 378, dependent: 63, dependent conditional: 43, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 718, independent: 655, independent conditional: 8, independent unconditional: 647, dependent: 63, dependent conditional: 4, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 718, independent: 655, independent conditional: 8, independent unconditional: 647, dependent: 63, dependent conditional: 4, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 393, independent: 370, independent conditional: 1, independent unconditional: 369, dependent: 23, dependent conditional: 2, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 393, independent: 357, independent conditional: 0, independent unconditional: 357, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 13, independent conditional: 1, independent unconditional: 12, dependent: 23, dependent conditional: 2, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 13, independent conditional: 1, independent unconditional: 12, dependent: 23, dependent conditional: 2, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 132, independent: 62, independent conditional: 2, independent unconditional: 59, dependent: 70, dependent conditional: 9, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 718, independent: 285, independent conditional: 7, independent unconditional: 278, dependent: 40, dependent conditional: 2, dependent unconditional: 38, unknown: 393, unknown conditional: 3, unknown unconditional: 390] , Statistics on independence cache: Total cache size (in pairs): 393, Positive cache size: 370, Positive conditional cache size: 1, Positive unconditional cache size: 369, Negative cache size: 23, Negative conditional cache size: 2, Negative unconditional cache size: 21, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 308, Maximal queried relation: 1, Independence queries for same thread: 25, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 91, Number of trivial persistent sets: 69, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 398, independent: 378, independent conditional: 0, independent unconditional: 378, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 718, independent: 655, independent conditional: 277, independent unconditional: 378, dependent: 63, dependent conditional: 43, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 693, independent: 655, independent conditional: 277, independent unconditional: 378, dependent: 38, dependent conditional: 18, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 693, independent: 655, independent conditional: 277, independent unconditional: 378, dependent: 38, dependent conditional: 18, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 718, independent: 655, independent conditional: 277, independent unconditional: 378, dependent: 63, dependent conditional: 43, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 718, independent: 655, independent conditional: 8, independent unconditional: 647, dependent: 63, dependent conditional: 4, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 718, independent: 655, independent conditional: 8, independent unconditional: 647, dependent: 63, dependent conditional: 4, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 393, independent: 370, independent conditional: 1, independent unconditional: 369, dependent: 23, dependent conditional: 2, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 393, independent: 357, independent conditional: 0, independent unconditional: 357, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 13, independent conditional: 1, independent unconditional: 12, dependent: 23, dependent conditional: 2, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 13, independent conditional: 1, independent unconditional: 12, dependent: 23, dependent conditional: 2, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 132, independent: 62, independent conditional: 2, independent unconditional: 59, dependent: 70, dependent conditional: 9, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 718, independent: 285, independent conditional: 7, independent unconditional: 278, dependent: 40, dependent conditional: 2, dependent unconditional: 38, unknown: 393, unknown conditional: 3, unknown unconditional: 390] , Statistics on independence cache: Total cache size (in pairs): 393, Positive cache size: 370, Positive conditional cache size: 1, Positive unconditional cache size: 369, Negative cache size: 23, Negative conditional cache size: 2, Negative unconditional cache size: 21, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 308, Maximal queried relation: 1, Independence queries for same thread: 25 - PositiveResult [Line: 961]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 962]: 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: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 53 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-09-08 00:14:24,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-09-08 00:14:25,031 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE