./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/popl20-min-max-dec.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7bc0c755 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-min-max-dec.wvr.c ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/popl20-min-max-dec.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 09:45:58,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 09:45:59,039 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 09:45:59,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 09:45:59,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 09:45:59,074 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 09:45:59,075 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 09:45:59,075 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 09:45:59,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 09:45:59,076 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 09:45:59,077 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 09:45:59,078 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 09:45:59,079 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 09:45:59,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 09:45:59,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 09:45:59,081 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 09:45:59,082 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 09:45:59,082 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 09:45:59,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 09:45:59,082 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 09:45:59,083 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 09:45:59,086 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 09:45:59,086 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 09:45:59,086 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 09:45:59,087 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 09:45:59,087 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 09:45:59,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 09:45:59,087 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 09:45:59,088 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 09:45:59,088 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 09:45:59,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 09:45:59,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 09:45:59,088 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 09:45:59,089 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 09:45:59,089 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 09:45:59,089 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 09:45:59,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 09:45:59,090 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 09:45:59,090 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 09:45:59,091 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 09:45:59,091 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 09:45:59,091 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 09:45:59,092 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-23 09:45:59,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 09:45:59,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 09:45:59,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 09:45:59,377 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 09:45:59,377 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 09:45:59,379 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/popl20-min-max-dec.wvr.yml/witness.yml [2024-08-23 09:45:59,626 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 09:45:59,627 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 09:45:59,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c [2024-08-23 09:46:01,122 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 09:46:01,338 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 09:46:01,339 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c [2024-08-23 09:46:01,345 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/08e2b83f0/08b45f7d6e074c20b8e0f20c7b206fc4/FLAGbebcc76d0 [2024-08-23 09:46:01,357 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/08e2b83f0/08b45f7d6e074c20b8e0f20c7b206fc4 [2024-08-23 09:46:01,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 09:46:01,358 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 09:46:01,359 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 09:46:01,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 09:46:01,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 09:46:01,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 09:45:59" (1/2) ... [2024-08-23 09:46:01,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6b30c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 09:46:01, skipping insertion in model container [2024-08-23 09:46:01,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 09:45:59" (1/2) ... [2024-08-23 09:46:01,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14245133 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 09:46:01, skipping insertion in model container [2024-08-23 09:46:01,366 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 09:46:01" (2/2) ... [2024-08-23 09:46:01,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6b30c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01, skipping insertion in model container [2024-08-23 09:46:01,367 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 09:46:01" (2/2) ... [2024-08-23 09:46:01,367 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 09:46:01,413 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 09:46:01,414 INFO L97 edCorrectnessWitness]: Location invariant before [L96-L96] ((((((((((((1 <= N) && ((-1LL + (long long )N) + (long long )v_assert >= 0LL)) && ((-1LL + (long long )N) + (long long )b1 >= 0LL)) && ((-1LL + (long long )N) + (long long )b2 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )v_assert >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b1 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b2 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )v_assert >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b1 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b2 >= 0LL)) && ((long long )N - (long long )v_assert >= 0LL)) && ((long long )N - (long long )b1 >= 0LL)) && ((long long )N - (long long )b2 >= 0LL) [2024-08-23 09:46:01,415 INFO L97 edCorrectnessWitness]: Location invariant before [L67-L67] ((((((((((((1 <= N) && ((-1LL + (long long )N) + (long long )v_assert >= 0LL)) && ((-1LL + (long long )N) + (long long )b1 >= 0LL)) && ((-1LL + (long long )N) + (long long )b2 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )v_assert >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b1 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b2 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )v_assert >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b1 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b2 >= 0LL)) && ((long long )N - (long long )v_assert >= 0LL)) && ((long long )N - (long long )b1 >= 0LL)) && ((long long )N - (long long )b2 >= 0LL) [2024-08-23 09:46:01,415 INFO L97 edCorrectnessWitness]: Location invariant before [L76-L76] ((((((((((((1 <= N) && ((-1LL + (long long )N) + (long long )v_assert >= 0LL)) && ((-1LL + (long long )N) + (long long )b1 >= 0LL)) && ((-1LL + (long long )N) + (long long )b2 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )v_assert >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b1 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b2 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )v_assert >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b1 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b2 >= 0LL)) && ((long long )N - (long long )v_assert >= 0LL)) && ((long long )N - (long long )b1 >= 0LL)) && ((long long )N - (long long )b2 >= 0LL) [2024-08-23 09:46:01,415 INFO L97 edCorrectnessWitness]: Location invariant before [L86-L86] ((((((((((((1 <= N) && ((-1LL + (long long )N) + (long long )v_assert >= 0LL)) && ((-1LL + (long long )N) + (long long )b1 >= 0LL)) && ((-1LL + (long long )N) + (long long )b2 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )v_assert >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b1 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b2 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )v_assert >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b1 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b2 >= 0LL)) && ((long long )N - (long long )v_assert >= 0LL)) && ((long long )N - (long long )b1 >= 0LL)) && ((long long )N - (long long )b2 >= 0LL) [2024-08-23 09:46:01,415 INFO L97 edCorrectnessWitness]: Location invariant before [L58-L58] ((((((((((((1 <= N) && ((-1LL + (long long )N) + (long long )v_assert >= 0LL)) && ((-1LL + (long long )N) + (long long )b1 >= 0LL)) && ((-1LL + (long long )N) + (long long )b2 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )v_assert >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b1 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b2 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )v_assert >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b1 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b2 >= 0LL)) && ((long long )N - (long long )v_assert >= 0LL)) && ((long long )N - (long long )b1 >= 0LL)) && ((long long )N - (long long )b2 >= 0LL) [2024-08-23 09:46:01,415 INFO L97 edCorrectnessWitness]: Location invariant before [L49-L49] ((((((((((((1 <= N) && ((-1LL + (long long )N) + (long long )v_assert >= 0LL)) && ((-1LL + (long long )N) + (long long )b1 >= 0LL)) && ((-1LL + (long long )N) + (long long )b2 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )v_assert >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b1 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b2 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )v_assert >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b1 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b2 >= 0LL)) && ((long long )N - (long long )v_assert >= 0LL)) && ((long long )N - (long long )b1 >= 0LL)) && ((long long )N - (long long )b2 >= 0LL) [2024-08-23 09:46:01,415 INFO L97 edCorrectnessWitness]: Location invariant before [L53-L53] ((((((((((((1 <= N) && ((-1LL + (long long )N) + (long long )v_assert >= 0LL)) && ((-1LL + (long long )N) + (long long )b1 >= 0LL)) && ((-1LL + (long long )N) + (long long )b2 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )v_assert >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b1 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b2 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )v_assert >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b1 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b2 >= 0LL)) && ((long long )N - (long long )v_assert >= 0LL)) && ((long long )N - (long long )b1 >= 0LL)) && ((long long )N - (long long )b2 >= 0LL) [2024-08-23 09:46:01,415 INFO L97 edCorrectnessWitness]: Location invariant before [L71-L71] ((((((((((((1 <= N) && ((-1LL + (long long )N) + (long long )v_assert >= 0LL)) && ((-1LL + (long long )N) + (long long )b1 >= 0LL)) && ((-1LL + (long long )N) + (long long )b2 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )v_assert >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b1 >= 0LL)) && ((1073741823LL - (long long )N) + (long long )b2 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )v_assert >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b1 >= 0LL)) && ((1073741824LL - (long long )N) - (long long )b2 >= 0LL)) && ((long long )N - (long long )v_assert >= 0LL)) && ((long long )N - (long long )b1 >= 0LL)) && ((long long )N - (long long )b2 >= 0LL) [2024-08-23 09:46:01,435 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 09:46:01,681 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 09:46:01,692 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-23 09:46:01,810 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 09:46:01,827 INFO L206 MainTranslator]: Completed translation [2024-08-23 09:46:01,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01 WrapperNode [2024-08-23 09:46:01,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 09:46:01,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-23 09:46:01,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-23 09:46:01,828 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-23 09:46:01,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01" (1/1) ... [2024-08-23 09:46:01,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01" (1/1) ... [2024-08-23 09:46:01,880 INFO L138 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 120 [2024-08-23 09:46:01,884 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-23 09:46:01,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-23 09:46:01,885 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-23 09:46:01,885 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-23 09:46:01,898 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01" (1/1) ... [2024-08-23 09:46:01,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01" (1/1) ... [2024-08-23 09:46:01,906 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01" (1/1) ... [2024-08-23 09:46:01,907 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01" (1/1) ... [2024-08-23 09:46:01,921 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01" (1/1) ... [2024-08-23 09:46:01,926 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01" (1/1) ... [2024-08-23 09:46:01,928 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01" (1/1) ... [2024-08-23 09:46:01,930 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01" (1/1) ... [2024-08-23 09:46:01,937 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-23 09:46:01,938 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-23 09:46:01,938 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-23 09:46:01,938 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-23 09:46:01,939 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01" (1/1) ... [2024-08-23 09:46:01,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 09:46:01,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:46:01,979 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-23 09:46:01,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-23 09:46:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-23 09:46:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-08-23 09:46:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-08-23 09:46:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-08-23 09:46:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-08-23 09:46:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-08-23 09:46:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-08-23 09:46:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-08-23 09:46:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-08-23 09:46:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-23 09:46:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-23 09:46:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-23 09:46:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-23 09:46:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-08-23 09:46:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-23 09:46:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-23 09:46:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-23 09:46:02,027 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-23 09:46:02,150 INFO L243 CfgBuilder]: Building ICFG [2024-08-23 09:46:02,152 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-23 09:46:02,622 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-23 09:46:02,622 INFO L292 CfgBuilder]: Performing block encoding [2024-08-23 09:46:02,916 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-23 09:46:02,916 INFO L319 CfgBuilder]: Removed 4 assume(true) statements. [2024-08-23 09:46:02,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 09:46:02 BoogieIcfgContainer [2024-08-23 09:46:02,917 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-23 09:46:02,920 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-23 09:46:02,921 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-23 09:46:02,924 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-23 09:46:02,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 09:45:59" (1/4) ... [2024-08-23 09:46:02,925 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8a88e3 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 09:46:02, skipping insertion in model container [2024-08-23 09:46:02,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 09:46:01" (2/4) ... [2024-08-23 09:46:02,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8a88e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 09:46:02, skipping insertion in model container [2024-08-23 09:46:02,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:46:01" (3/4) ... [2024-08-23 09:46:02,927 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8a88e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 09:46:02, skipping insertion in model container [2024-08-23 09:46:02,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 09:46:02" (4/4) ... [2024-08-23 09:46:02,928 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-min-max-dec.wvr.c [2024-08-23 09:46:02,946 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-23 09:46:02,946 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-08-23 09:46:02,946 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-23 09:46:03,033 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-08-23 09:46:03,080 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:46:03,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 09:46:03,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:46:03,083 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 09:46:03,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-23 09:46:03,122 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 09:46:03,135 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork3 ======== [2024-08-23 09:46:03,142 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@68a18de0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:46:03,143 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-23 09:46:03,345 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-23 09:46:03,350 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:46:03,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1312935399, now seen corresponding path program 1 times [2024-08-23 09:46:03,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:46:03,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507167816] [2024-08-23 09:46:03,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:46:03,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:46:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:46:03,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:03,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:46:03,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507167816] [2024-08-23 09:46:03,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507167816] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:46:03,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:46:03,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 09:46:03,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563090001] [2024-08-23 09:46:03,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:46:03,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 09:46:03,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:46:03,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 09:46:03,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 09:46:03,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:03,818 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:46:03,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:46:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:03,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:46:03,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-23 09:46:03,877 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-23 09:46:03,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:46:03,880 INFO L85 PathProgramCache]: Analyzing trace with hash 480707361, now seen corresponding path program 1 times [2024-08-23 09:46:03,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:46:03,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314144832] [2024-08-23 09:46:03,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:46:03,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:46:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:46:04,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:04,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:46:04,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314144832] [2024-08-23 09:46:04,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314144832] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 09:46:04,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [512963275] [2024-08-23 09:46:04,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:46:04,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 09:46:04,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:46:04,483 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 09:46:04,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-08-23 09:46:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:46:04,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjunts are in the unsatisfiable core [2024-08-23 09:46:04,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 09:46:04,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:04,763 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 09:46:05,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:05,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [512963275] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 09:46:05,102 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 09:46:05,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2024-08-23 09:46:05,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092755652] [2024-08-23 09:46:05,104 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 09:46:05,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-23 09:46:05,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:46:05,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-23 09:46:05,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-08-23 09:46:05,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:05,107 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:46:05,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.1) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:46:05,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:46:05,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:06,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:46:06,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:46:06,458 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 1 remaining) [2024-08-23 09:46:06,476 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-08-23 09:46:06,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-08-23 09:46:06,668 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-08-23 09:46:06,669 INFO L308 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork3 was SAFE (1/5) [2024-08-23 09:46:06,674 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:46:06,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 09:46:06,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:46:06,678 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 09:46:06,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-08-23 09:46:06,683 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 09:46:06,683 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork0 ======== [2024-08-23 09:46:06,684 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@68a18de0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:46:06,684 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-08-23 09:46:06,767 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-23 09:46:06,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:46:06,767 INFO L85 PathProgramCache]: Analyzing trace with hash -275428486, now seen corresponding path program 1 times [2024-08-23 09:46:06,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:46:06,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368353116] [2024-08-23 09:46:06,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:46:06,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:46:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:46:06,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:06,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:46:06,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368353116] [2024-08-23 09:46:06,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368353116] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:46:06,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:46:06,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 09:46:06,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703638013] [2024-08-23 09:46:06,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:46:06,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 09:46:06,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:46:06,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 09:46:06,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 09:46:06,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:06,816 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:46:06,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:46:06,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:06,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:46:06,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-23 09:46:06,844 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-23 09:46:06,844 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:46:06,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1764889458, now seen corresponding path program 1 times [2024-08-23 09:46:06,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:46:06,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796251090] [2024-08-23 09:46:06,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:46:06,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:46:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:46:07,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:07,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:46:07,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796251090] [2024-08-23 09:46:07,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796251090] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 09:46:07,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [43356487] [2024-08-23 09:46:07,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:46:07,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 09:46:07,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:46:07,170 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 09:46:07,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-08-23 09:46:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:46:07,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2024-08-23 09:46:07,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 09:46:07,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:07,359 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 09:46:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:07,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [43356487] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 09:46:07,634 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 09:46:07,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4, 4] total 9 [2024-08-23 09:46:07,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177315292] [2024-08-23 09:46:07,634 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 09:46:07,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-23 09:46:07,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:46:07,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-23 09:46:07,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-08-23 09:46:07,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:07,636 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:46:07,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.4) internal successors, (24), 9 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:46:07,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:46:07,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:09,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:46:09,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:46:09,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 3 remaining) [2024-08-23 09:46:09,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 3 remaining) [2024-08-23 09:46:09,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 3 remaining) [2024-08-23 09:46:09,219 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-08-23 09:46:09,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 09:46:09,403 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-08-23 09:46:09,403 INFO L308 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork0 was SAFE,SAFE,SAFE (2/5) [2024-08-23 09:46:09,405 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:46:09,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 09:46:09,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:46:09,407 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 09:46:09,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2024-08-23 09:46:09,412 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 09:46:09,412 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-23 09:46:09,413 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@68a18de0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:46:09,413 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-23 09:46:09,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2024-08-23 09:46:09,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-08-23 09:46:09,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-08-23 09:46:09,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-08-23 09:46:09,642 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-08-23 09:46:09,642 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (3/5) [2024-08-23 09:46:09,644 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:46:09,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 09:46:09,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:46:09,646 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 09:46:09,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2024-08-23 09:46:09,650 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 09:46:09,650 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork2 ======== [2024-08-23 09:46:09,651 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@68a18de0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:46:09,652 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-08-23 09:46:09,716 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-23 09:46:09,716 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:46:09,716 INFO L85 PathProgramCache]: Analyzing trace with hash 504194592, now seen corresponding path program 1 times [2024-08-23 09:46:09,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:46:09,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538846491] [2024-08-23 09:46:09,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:46:09,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:46:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:46:09,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:09,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:46:09,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538846491] [2024-08-23 09:46:09,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538846491] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:46:09,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:46:09,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 09:46:09,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487766291] [2024-08-23 09:46:09,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:46:09,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 09:46:09,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:46:09,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 09:46:09,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 09:46:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:09,750 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:46:09,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:46:09,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:09,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:46:09,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-23 09:46:09,766 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-23 09:46:09,766 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:46:09,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1552094696, now seen corresponding path program 1 times [2024-08-23 09:46:09,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:46:09,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674019269] [2024-08-23 09:46:09,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:46:09,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:46:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:46:09,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:09,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:46:09,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674019269] [2024-08-23 09:46:09,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674019269] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 09:46:09,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [948610322] [2024-08-23 09:46:09,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:46:09,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 09:46:09,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:46:09,995 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 09:46:09,997 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-08-23 09:46:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:46:10,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 13 conjunts are in the unsatisfiable core [2024-08-23 09:46:10,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 09:46:10,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:10,147 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 09:46:10,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:10,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [948610322] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 09:46:10,384 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 09:46:10,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 8 [2024-08-23 09:46:10,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970727958] [2024-08-23 09:46:10,384 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 09:46:10,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-23 09:46:10,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:46:10,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-23 09:46:10,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-08-23 09:46:10,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:10,385 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:46:10,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:46:10,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:46:10,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:11,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:46:11,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:46:11,719 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 3 remaining) [2024-08-23 09:46:11,719 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 3 remaining) [2024-08-23 09:46:11,719 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 3 remaining) [2024-08-23 09:46:11,737 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-08-23 09:46:11,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-08-23 09:46:11,921 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-08-23 09:46:11,921 INFO L308 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork2 was SAFE,SAFE,SAFE (4/5) [2024-08-23 09:46:11,924 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:46:11,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 09:46:11,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:46:11,925 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 09:46:11,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2024-08-23 09:46:11,929 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 09:46:11,930 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Thread1of1ForFork1 ======== [2024-08-23 09:46:11,930 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@68a18de0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:46:11,930 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-23 09:46:12,030 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-23 09:46:12,030 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:46:12,030 INFO L85 PathProgramCache]: Analyzing trace with hash 609175437, now seen corresponding path program 1 times [2024-08-23 09:46:12,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:46:12,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223665310] [2024-08-23 09:46:12,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:46:12,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:46:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:46:12,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:12,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:46:12,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223665310] [2024-08-23 09:46:12,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223665310] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:46:12,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:46:12,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 09:46:12,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792893558] [2024-08-23 09:46:12,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:46:12,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 09:46:12,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:46:12,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 09:46:12,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 09:46:12,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:12,119 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:46:12,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:46:12,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:12,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:46:12,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-23 09:46:12,153 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-23 09:46:12,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:46:12,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1332509061, now seen corresponding path program 1 times [2024-08-23 09:46:12,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:46:12,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889525980] [2024-08-23 09:46:12,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:46:12,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:46:12,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:46:12,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:12,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:46:12,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889525980] [2024-08-23 09:46:12,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889525980] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 09:46:12,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647702531] [2024-08-23 09:46:12,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:46:12,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 09:46:12,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:46:12,528 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 09:46:12,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-08-23 09:46:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:46:12,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 17 conjunts are in the unsatisfiable core [2024-08-23 09:46:12,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 09:46:12,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:12,702 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 09:46:12,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:46:12,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647702531] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 09:46:12,919 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 09:46:12,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2024-08-23 09:46:12,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472359696] [2024-08-23 09:46:12,920 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 09:46:12,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-23 09:46:12,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:46:12,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-23 09:46:12,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-08-23 09:46:12,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:12,921 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:46:12,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.4) internal successors, (34), 9 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:46:12,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:46:12,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:46:14,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:46:14,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:46:14,187 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 1 remaining) [2024-08-23 09:46:14,206 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-08-23 09:46:14,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 09:46:14,390 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-08-23 09:46:14,390 INFO L308 ceAbstractionStarter]: Result for error location thread3Thread1of1ForFork1 was SAFE (5/5) [2024-08-23 09:46:14,391 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-23 09:46:14,391 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-23 09:46:14,394 INFO L507 ceAbstractionStarter]: Automizer considered 8 witness invariants [2024-08-23 09:46:14,395 INFO L508 ceAbstractionStarter]: WitnessConsidered=8 [2024-08-23 09:46:14,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 09:46:14 BasicIcfg [2024-08-23 09:46:14,396 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-23 09:46:14,396 INFO L158 Benchmark]: Toolchain (without parser) took 13037.86ms. Allocated memory was 165.7MB in the beginning and 408.9MB in the end (delta: 243.3MB). Free memory was 130.5MB in the beginning and 175.4MB in the end (delta: -44.9MB). Peak memory consumption was 251.2MB. Max. memory is 16.1GB. [2024-08-23 09:46:14,396 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 96.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 09:46:14,397 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 165.7MB. Free memory is still 134.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 09:46:14,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 468.14ms. Allocated memory is still 165.7MB. Free memory was 130.5MB in the beginning and 121.1MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-23 09:46:14,397 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.07ms. Allocated memory is still 165.7MB. Free memory was 121.1MB in the beginning and 119.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 09:46:14,397 INFO L158 Benchmark]: Boogie Preprocessor took 52.35ms. Allocated memory is still 165.7MB. Free memory was 119.1MB in the beginning and 117.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 09:46:14,397 INFO L158 Benchmark]: RCFGBuilder took 979.04ms. Allocated memory was 165.7MB in the beginning and 213.9MB in the end (delta: 48.2MB). Free memory was 117.0MB in the beginning and 159.2MB in the end (delta: -42.2MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2024-08-23 09:46:14,398 INFO L158 Benchmark]: TraceAbstraction took 11476.22ms. Allocated memory was 213.9MB in the beginning and 408.9MB in the end (delta: 195.0MB). Free memory was 159.2MB in the beginning and 175.4MB in the end (delta: -16.1MB). Peak memory consumption was 231.4MB. Max. memory is 16.1GB. [2024-08-23 09:46:14,399 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 0.19ms. Allocated memory is still 96.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.80ms. Allocated memory is still 165.7MB. Free memory is still 134.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 468.14ms. Allocated memory is still 165.7MB. Free memory was 130.5MB in the beginning and 121.1MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.07ms. Allocated memory is still 165.7MB. Free memory was 121.1MB in the beginning and 119.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.35ms. Allocated memory is still 165.7MB. Free memory was 119.1MB in the beginning and 117.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 979.04ms. Allocated memory was 165.7MB in the beginning and 213.9MB in the end (delta: 48.2MB). Free memory was 117.0MB in the beginning and 159.2MB in the end (delta: -42.2MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. * TraceAbstraction took 11476.22ms. Allocated memory was 213.9MB in the beginning and 408.9MB in the end (delta: 195.0MB). Free memory was 159.2MB in the beginning and 175.4MB in the end (delta: -16.1MB). Peak memory consumption was 231.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 20675, independent: 18523, independent conditional: 16760, independent unconditional: 1763, dependent: 2152, dependent conditional: 2126, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19049, independent: 18523, independent conditional: 16760, independent unconditional: 1763, dependent: 526, dependent conditional: 500, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 19049, independent: 18523, independent conditional: 16760, independent unconditional: 1763, dependent: 526, dependent conditional: 500, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19575, independent: 18523, independent conditional: 26, independent unconditional: 18497, dependent: 1052, dependent conditional: 500, dependent unconditional: 552, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19575, independent: 18523, independent conditional: 26, independent unconditional: 18497, dependent: 1052, dependent conditional: 500, dependent unconditional: 552, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19575, independent: 18523, independent conditional: 26, independent unconditional: 18497, dependent: 1052, dependent conditional: 500, dependent unconditional: 552, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1626, independent: 1586, independent conditional: 4, independent unconditional: 1582, dependent: 40, dependent conditional: 14, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1626, independent: 1529, independent conditional: 0, independent unconditional: 1529, dependent: 97, dependent conditional: 0, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 97, independent: 57, independent conditional: 4, independent unconditional: 53, dependent: 40, dependent conditional: 14, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 97, independent: 57, independent conditional: 4, independent unconditional: 53, dependent: 40, dependent conditional: 14, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 686, independent: 379, independent conditional: 46, independent unconditional: 333, dependent: 306, dependent conditional: 146, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 19575, independent: 16937, independent conditional: 22, independent unconditional: 16915, dependent: 1012, dependent conditional: 486, dependent unconditional: 526, unknown: 1626, unknown conditional: 18, unknown unconditional: 1608] , Statistics on independence cache: Total cache size (in pairs): 1626, Positive cache size: 1586, Positive conditional cache size: 4, Positive unconditional cache size: 1582, Negative cache size: 40, Negative conditional cache size: 14, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 1626 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.7s, Number of persistent set computation: 1267, Number of trivial persistent sets: 879, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1789, independent: 1763, independent conditional: 0, independent unconditional: 1763, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 20675, independent: 18523, independent conditional: 16760, independent unconditional: 1763, dependent: 2152, dependent conditional: 2126, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19049, independent: 18523, independent conditional: 16760, independent unconditional: 1763, dependent: 526, dependent conditional: 500, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 19049, independent: 18523, independent conditional: 16760, independent unconditional: 1763, dependent: 526, dependent conditional: 500, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19575, independent: 18523, independent conditional: 26, independent unconditional: 18497, dependent: 1052, dependent conditional: 500, dependent unconditional: 552, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19575, independent: 18523, independent conditional: 26, independent unconditional: 18497, dependent: 1052, dependent conditional: 500, dependent unconditional: 552, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19575, independent: 18523, independent conditional: 26, independent unconditional: 18497, dependent: 1052, dependent conditional: 500, dependent unconditional: 552, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1626, independent: 1586, independent conditional: 4, independent unconditional: 1582, dependent: 40, dependent conditional: 14, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1626, independent: 1529, independent conditional: 0, independent unconditional: 1529, dependent: 97, dependent conditional: 0, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 97, independent: 57, independent conditional: 4, independent unconditional: 53, dependent: 40, dependent conditional: 14, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 97, independent: 57, independent conditional: 4, independent unconditional: 53, dependent: 40, dependent conditional: 14, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 686, independent: 379, independent conditional: 46, independent unconditional: 333, dependent: 306, dependent conditional: 146, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 19575, independent: 16937, independent conditional: 22, independent unconditional: 16915, dependent: 1012, dependent conditional: 486, dependent unconditional: 526, unknown: 1626, unknown conditional: 18, unknown unconditional: 1608] , Statistics on independence cache: Total cache size (in pairs): 1626, Positive cache size: 1586, Positive conditional cache size: 4, Positive unconditional cache size: 1582, Negative cache size: 40, Negative conditional cache size: 14, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 1626 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 51570, independent: 45561, independent conditional: 43569, independent unconditional: 1992, dependent: 6009, dependent conditional: 5983, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46589, independent: 45561, independent conditional: 43569, independent unconditional: 1992, dependent: 1028, dependent conditional: 1002, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 46589, independent: 45561, independent conditional: 43569, independent unconditional: 1992, dependent: 1028, dependent conditional: 1002, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 47641, independent: 45561, independent conditional: 50, independent unconditional: 45511, dependent: 2080, dependent conditional: 1002, dependent unconditional: 1078, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 47641, independent: 45561, independent conditional: 50, independent unconditional: 45511, dependent: 2080, dependent conditional: 1002, dependent unconditional: 1078, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 47641, independent: 45561, independent conditional: 50, independent unconditional: 45511, dependent: 2080, dependent conditional: 1002, dependent unconditional: 1078, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1788, independent: 1740, independent conditional: 8, independent unconditional: 1732, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1788, independent: 1679, independent conditional: 0, independent unconditional: 1679, dependent: 109, dependent conditional: 0, dependent unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 109, independent: 61, independent conditional: 8, independent unconditional: 53, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 109, independent: 61, independent conditional: 8, independent unconditional: 53, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 559, independent: 273, independent conditional: 39, independent unconditional: 235, dependent: 286, dependent conditional: 169, dependent unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 47641, independent: 43821, independent conditional: 42, independent unconditional: 43779, dependent: 2032, dependent conditional: 980, dependent unconditional: 1052, unknown: 1788, unknown conditional: 30, unknown unconditional: 1758] , Statistics on independence cache: Total cache size (in pairs): 1788, Positive cache size: 1740, Positive conditional cache size: 8, Positive unconditional cache size: 1732, Negative cache size: 48, Negative conditional cache size: 22, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 4981 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.6s, Number of persistent set computation: 3434, Number of trivial persistent sets: 2558, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2018, independent: 1992, independent conditional: 0, independent unconditional: 1992, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 51570, independent: 45561, independent conditional: 43569, independent unconditional: 1992, dependent: 6009, dependent conditional: 5983, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46589, independent: 45561, independent conditional: 43569, independent unconditional: 1992, dependent: 1028, dependent conditional: 1002, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 46589, independent: 45561, independent conditional: 43569, independent unconditional: 1992, dependent: 1028, dependent conditional: 1002, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 47641, independent: 45561, independent conditional: 50, independent unconditional: 45511, dependent: 2080, dependent conditional: 1002, dependent unconditional: 1078, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 47641, independent: 45561, independent conditional: 50, independent unconditional: 45511, dependent: 2080, dependent conditional: 1002, dependent unconditional: 1078, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 47641, independent: 45561, independent conditional: 50, independent unconditional: 45511, dependent: 2080, dependent conditional: 1002, dependent unconditional: 1078, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1788, independent: 1740, independent conditional: 8, independent unconditional: 1732, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1788, independent: 1679, independent conditional: 0, independent unconditional: 1679, dependent: 109, dependent conditional: 0, dependent unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 109, independent: 61, independent conditional: 8, independent unconditional: 53, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 109, independent: 61, independent conditional: 8, independent unconditional: 53, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 559, independent: 273, independent conditional: 39, independent unconditional: 235, dependent: 286, dependent conditional: 169, dependent unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 47641, independent: 43821, independent conditional: 42, independent unconditional: 43779, dependent: 2032, dependent conditional: 980, dependent unconditional: 1052, unknown: 1788, unknown conditional: 30, unknown unconditional: 1758] , Statistics on independence cache: Total cache size (in pairs): 1788, Positive cache size: 1740, Positive conditional cache size: 8, Positive unconditional cache size: 1732, Negative cache size: 48, Negative conditional cache size: 22, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 4981 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2847, independent: 2634, independent conditional: 1548, independent unconditional: 1086, dependent: 213, dependent conditional: 201, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2646, independent: 2634, independent conditional: 1548, independent unconditional: 1086, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2646, independent: 2634, independent conditional: 1548, independent unconditional: 1086, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2646, independent: 2634, independent conditional: 0, independent unconditional: 2634, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2646, independent: 2634, independent conditional: 0, independent unconditional: 2634, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2646, independent: 2634, independent conditional: 0, independent unconditional: 2634, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1098, independent: 1086, independent conditional: 0, independent unconditional: 1086, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1098, independent: 1055, independent conditional: 0, independent unconditional: 1055, dependent: 43, dependent conditional: 0, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 43, independent: 31, independent conditional: 0, independent unconditional: 31, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, independent: 31, independent conditional: 0, independent unconditional: 31, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, independent: 123, independent conditional: 0, independent unconditional: 123, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2646, independent: 1548, independent conditional: 0, independent unconditional: 1548, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1098, unknown conditional: 0, unknown unconditional: 1098] , Statistics on independence cache: Total cache size (in pairs): 1098, Positive cache size: 1086, Positive conditional cache size: 0, Positive unconditional cache size: 1086, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 201 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 311, Number of trivial persistent sets: 159, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1098, independent: 1086, independent conditional: 0, independent unconditional: 1086, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2847, independent: 2634, independent conditional: 1548, independent unconditional: 1086, dependent: 213, dependent conditional: 201, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2646, independent: 2634, independent conditional: 1548, independent unconditional: 1086, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2646, independent: 2634, independent conditional: 1548, independent unconditional: 1086, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2646, independent: 2634, independent conditional: 0, independent unconditional: 2634, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2646, independent: 2634, independent conditional: 0, independent unconditional: 2634, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2646, independent: 2634, independent conditional: 0, independent unconditional: 2634, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1098, independent: 1086, independent conditional: 0, independent unconditional: 1086, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1098, independent: 1055, independent conditional: 0, independent unconditional: 1055, dependent: 43, dependent conditional: 0, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 43, independent: 31, independent conditional: 0, independent unconditional: 31, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, independent: 31, independent conditional: 0, independent unconditional: 31, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, independent: 123, independent conditional: 0, independent unconditional: 123, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2646, independent: 1548, independent conditional: 0, independent unconditional: 1548, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1098, unknown conditional: 0, unknown unconditional: 1098] , Statistics on independence cache: Total cache size (in pairs): 1098, Positive cache size: 1086, Positive conditional cache size: 0, Positive unconditional cache size: 1086, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 201 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 48126, independent: 42537, independent conditional: 40598, independent unconditional: 1939, dependent: 5589, dependent conditional: 5563, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43511, independent: 42537, independent conditional: 40598, independent unconditional: 1939, dependent: 974, dependent conditional: 948, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 43511, independent: 42537, independent conditional: 40598, independent unconditional: 1939, dependent: 974, dependent conditional: 948, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 44501, independent: 42537, independent conditional: 42, independent unconditional: 42495, dependent: 1964, dependent conditional: 948, dependent unconditional: 1016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 44501, independent: 42537, independent conditional: 42, independent unconditional: 42495, dependent: 1964, dependent conditional: 948, dependent unconditional: 1016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44501, independent: 42537, independent conditional: 42, independent unconditional: 42495, dependent: 1964, dependent conditional: 948, dependent unconditional: 1016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1732, independent: 1684, independent conditional: 8, independent unconditional: 1676, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1732, independent: 1623, independent conditional: 0, independent unconditional: 1623, dependent: 109, dependent conditional: 0, dependent unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 109, independent: 61, independent conditional: 8, independent unconditional: 53, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 109, independent: 61, independent conditional: 8, independent unconditional: 53, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 493, independent: 267, independent conditional: 62, independent unconditional: 205, dependent: 226, dependent conditional: 122, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 44501, independent: 40853, independent conditional: 34, independent unconditional: 40819, dependent: 1916, dependent conditional: 926, dependent unconditional: 990, unknown: 1732, unknown conditional: 30, unknown unconditional: 1702] , Statistics on independence cache: Total cache size (in pairs): 1732, Positive cache size: 1684, Positive conditional cache size: 8, Positive unconditional cache size: 1676, Negative cache size: 48, Negative conditional cache size: 22, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 4615 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 3201, Number of trivial persistent sets: 2277, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1965, independent: 1939, independent conditional: 0, independent unconditional: 1939, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 48126, independent: 42537, independent conditional: 40598, independent unconditional: 1939, dependent: 5589, dependent conditional: 5563, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43511, independent: 42537, independent conditional: 40598, independent unconditional: 1939, dependent: 974, dependent conditional: 948, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 43511, independent: 42537, independent conditional: 40598, independent unconditional: 1939, dependent: 974, dependent conditional: 948, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 44501, independent: 42537, independent conditional: 42, independent unconditional: 42495, dependent: 1964, dependent conditional: 948, dependent unconditional: 1016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 44501, independent: 42537, independent conditional: 42, independent unconditional: 42495, dependent: 1964, dependent conditional: 948, dependent unconditional: 1016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44501, independent: 42537, independent conditional: 42, independent unconditional: 42495, dependent: 1964, dependent conditional: 948, dependent unconditional: 1016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1732, independent: 1684, independent conditional: 8, independent unconditional: 1676, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1732, independent: 1623, independent conditional: 0, independent unconditional: 1623, dependent: 109, dependent conditional: 0, dependent unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 109, independent: 61, independent conditional: 8, independent unconditional: 53, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 109, independent: 61, independent conditional: 8, independent unconditional: 53, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 493, independent: 267, independent conditional: 62, independent unconditional: 205, dependent: 226, dependent conditional: 122, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 44501, independent: 40853, independent conditional: 34, independent unconditional: 40819, dependent: 1916, dependent conditional: 926, dependent unconditional: 990, unknown: 1732, unknown conditional: 30, unknown unconditional: 1702] , Statistics on independence cache: Total cache size (in pairs): 1732, Positive cache size: 1684, Positive conditional cache size: 8, Positive unconditional cache size: 1676, Negative cache size: 48, Negative conditional cache size: 22, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 4615 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 49691, independent: 44208, independent conditional: 42236, independent unconditional: 1972, dependent: 5483, dependent conditional: 5457, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45217, independent: 44208, independent conditional: 42236, independent unconditional: 1972, dependent: 1009, dependent conditional: 983, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 45217, independent: 44208, independent conditional: 42236, independent unconditional: 1972, dependent: 1009, dependent conditional: 983, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46250, independent: 44208, independent conditional: 50, independent unconditional: 44158, dependent: 2042, dependent conditional: 983, dependent unconditional: 1059, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 46250, independent: 44208, independent conditional: 50, independent unconditional: 44158, dependent: 2042, dependent conditional: 983, dependent unconditional: 1059, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 46250, independent: 44208, independent conditional: 50, independent unconditional: 44158, dependent: 2042, dependent conditional: 983, dependent unconditional: 1059, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1791, independent: 1743, independent conditional: 8, independent unconditional: 1735, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1791, independent: 1682, independent conditional: 0, independent unconditional: 1682, dependent: 109, dependent conditional: 0, dependent unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 109, independent: 61, independent conditional: 8, independent unconditional: 53, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 109, independent: 61, independent conditional: 8, independent unconditional: 53, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 507, independent: 240, independent conditional: 32, independent unconditional: 208, dependent: 267, dependent conditional: 156, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 46250, independent: 42465, independent conditional: 42, independent unconditional: 42423, dependent: 1994, dependent conditional: 961, dependent unconditional: 1033, unknown: 1791, unknown conditional: 30, unknown unconditional: 1761] , Statistics on independence cache: Total cache size (in pairs): 1791, Positive cache size: 1743, Positive conditional cache size: 8, Positive unconditional cache size: 1735, Negative cache size: 48, Negative conditional cache size: 22, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 4474 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 3406, Number of trivial persistent sets: 2724, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1998, independent: 1972, independent conditional: 0, independent unconditional: 1972, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 49691, independent: 44208, independent conditional: 42236, independent unconditional: 1972, dependent: 5483, dependent conditional: 5457, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45217, independent: 44208, independent conditional: 42236, independent unconditional: 1972, dependent: 1009, dependent conditional: 983, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 45217, independent: 44208, independent conditional: 42236, independent unconditional: 1972, dependent: 1009, dependent conditional: 983, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46250, independent: 44208, independent conditional: 50, independent unconditional: 44158, dependent: 2042, dependent conditional: 983, dependent unconditional: 1059, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 46250, independent: 44208, independent conditional: 50, independent unconditional: 44158, dependent: 2042, dependent conditional: 983, dependent unconditional: 1059, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 46250, independent: 44208, independent conditional: 50, independent unconditional: 44158, dependent: 2042, dependent conditional: 983, dependent unconditional: 1059, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1791, independent: 1743, independent conditional: 8, independent unconditional: 1735, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1791, independent: 1682, independent conditional: 0, independent unconditional: 1682, dependent: 109, dependent conditional: 0, dependent unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 109, independent: 61, independent conditional: 8, independent unconditional: 53, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 109, independent: 61, independent conditional: 8, independent unconditional: 53, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 507, independent: 240, independent conditional: 32, independent unconditional: 208, dependent: 267, dependent conditional: 156, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 46250, independent: 42465, independent conditional: 42, independent unconditional: 42423, dependent: 1994, dependent conditional: 961, dependent unconditional: 1033, unknown: 1791, unknown conditional: 30, unknown unconditional: 1761] , Statistics on independence cache: Total cache size (in pairs): 1791, Positive cache size: 1743, Positive conditional cache size: 8, Positive unconditional cache size: 1735, Negative cache size: 48, Negative conditional cache size: 22, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 4474 - PositiveResult [Line: 96]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 67]: 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: 76]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 49]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 53]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 58]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 86]: 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: thread4Thread1of1ForFork3 with 1 thread instances CFG has 9 procedures, 86 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.6s, 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: 9, 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, 1.3s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 63 ConstructedInterpolants, 0 QuantifiedInterpolants, 583 SizeOfPredicates, 5 NumberOfNonLiveVariables, 161 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 0/3 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: thread2Thread1of1ForFork0 with 1 thread instances CFG has 9 procedures, 86 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.7s, 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: 9, 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, 0.7s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 555 SizeOfPredicates, 5 NumberOfNonLiveVariables, 112 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 0/3 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 86 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork2 with 1 thread instances CFG has 9 procedures, 86 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.4s, 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: 9, 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, 0.6s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 471 SizeOfPredicates, 1 NumberOfNonLiveVariables, 91 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 0/3 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 9 procedures, 86 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.4s, 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: 9, 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, 0.7s InterpolantComputationTime, 59 NumberOfCodeBlocks, 59 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 75 ConstructedInterpolants, 0 QuantifiedInterpolants, 595 SizeOfPredicates, 5 NumberOfNonLiveVariables, 164 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 0/3 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 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-23 09:46:14,448 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Ended with exit code 0 [2024-08-23 09:46:14,648 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Forceful destruction successful, exit code 0 [2024-08-23 09:46:14,848 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Forceful destruction successful, exit code 0 [2024-08-23 09:46:15,048 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-08-23 09:46:15,249 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 [2024-08-23 09:46:15,451 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