./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-parallel-sum-2.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da 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/parallel-parallel-sum-2.wvr.c ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-parallel-sum-2.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-24 00:43:22,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-24 00:43:22,102 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-24 00:43:22,107 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-24 00:43:22,108 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-24 00:43:22,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-24 00:43:22,142 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-24 00:43:22,143 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-24 00:43:22,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-24 00:43:22,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-24 00:43:22,146 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-24 00:43:22,146 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-24 00:43:22,147 INFO L153 SettingsManager]: * Use SBE=true [2024-09-24 00:43:22,150 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-24 00:43:22,150 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-24 00:43:22,150 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-24 00:43:22,151 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-24 00:43:22,151 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-24 00:43:22,151 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-24 00:43:22,151 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-24 00:43:22,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-24 00:43:22,152 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-24 00:43:22,152 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-24 00:43:22,153 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-24 00:43:22,153 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-24 00:43:22,153 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-24 00:43:22,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-24 00:43:22,154 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-24 00:43:22,154 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-24 00:43:22,154 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-24 00:43:22,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-24 00:43:22,155 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-24 00:43:22,155 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-24 00:43:22,155 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-24 00:43:22,155 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-24 00:43:22,156 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-24 00:43:22,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-24 00:43:22,156 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-24 00:43:22,158 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-24 00:43:22,158 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-24 00:43:22,159 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-24 00:43:22,159 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-24 00:43:22,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-24 00:43:22,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-24 00:43:22,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-24 00:43:22,453 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-24 00:43:22,453 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-24 00:43:22,455 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-parallel-sum-2.wvr.yml/witness.yml [2024-09-24 00:43:22,752 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-24 00:43:22,753 INFO L274 PluginConnector]: CDTParser initialized [2024-09-24 00:43:22,754 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-09-24 00:43:24,166 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-24 00:43:24,356 INFO L384 CDTParser]: Found 1 translation units. [2024-09-24 00:43:24,357 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-09-24 00:43:24,369 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/570685862/75d8668e9f4f42e5abda02cc5ce4af34/FLAG9e962a8de [2024-09-24 00:43:24,381 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/570685862/75d8668e9f4f42e5abda02cc5ce4af34 [2024-09-24 00:43:24,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-24 00:43:24,383 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-24 00:43:24,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-24 00:43:24,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-24 00:43:24,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-24 00:43:24,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 12:43:22" (1/2) ... [2024-09-24 00:43:24,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e96be16 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 12:43:24, skipping insertion in model container [2024-09-24 00:43:24,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 12:43:22" (1/2) ... [2024-09-24 00:43:24,394 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55a19367 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 12:43:24, skipping insertion in model container [2024-09-24 00:43:24,395 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 12:43:24" (2/2) ... [2024-09-24 00:43:24,396 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e96be16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:24, skipping insertion in model container [2024-09-24 00:43:24,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 12:43:24" (2/2) ... [2024-09-24 00:43:24,529 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-24 00:43:24,530 INFO L1541 ArrayList]: Location invariant before [L111-L111] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-24 00:43:24,530 INFO L1541 ArrayList]: Location invariant before [L87-L87] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-24 00:43:24,530 INFO L1541 ArrayList]: Location invariant before [L70-L70] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-24 00:43:24,531 INFO L1541 ArrayList]: Location invariant before [L55-L55] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-24 00:43:24,531 INFO L1541 ArrayList]: Location invariant before [L101-L101] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-24 00:43:24,532 INFO L1541 ArrayList]: Location invariant before [L133-L133] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-24 00:43:24,532 INFO L1541 ArrayList]: Location invariant before [L96-L96] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-24 00:43:24,532 INFO L1541 ArrayList]: Location invariant before [L50-L50] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-24 00:43:24,532 INFO L1541 ArrayList]: Location invariant before [L65-L65] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-24 00:43:24,533 INFO L1541 ArrayList]: Location invariant before [L116-L116] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((2147483648LL + (long long )i1) + (long long )n >= 0LL)) && ((2147483648LL + (long long )i2) + (long long )n >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s11 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s21 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s12 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )s22 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x1 >= 0LL)) && ((2147483649LL + (long long )n) + (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i1) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )x2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s11 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s21 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s12 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )s22 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )x2 >= 0LL)) && ((2147483647LL - (long long )i1) + (long long )n >= 0LL)) && ((2147483647LL - (long long )i2) + (long long )n >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s11 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s21 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s12 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )s22 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x1 >= 0LL)) && ((3221225470LL - (long long )n) + (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i1) + (long long )i2 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i1) + (long long )x2 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s11 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s21 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s12 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )s22 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x1 >= 0LL)) && ((4294967294LL - (long long )i2) + (long long )x2 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s11 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s21 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s12 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )s22 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x1 >= 0LL)) && ((2147483648LL + (long long )n) - (long long )x2 >= 0LL)) && ((3221225469LL + (long long )i1) - (long long )n >= 0LL)) && ((3221225469LL + (long long )i2) - (long long )n >= 0LL)) && ((4294967293LL + (long long )i1) - (long long )i2 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i1) - (long long )x2 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s11 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s21 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s12 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )s22 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x1 >= 0LL)) && ((4294967294LL + (long long )i2) - (long long )x2 >= 0LL)) && ((3221225468LL - (long long )i1) - (long long )n >= 0LL)) && ((3221225468LL - (long long )i2) - (long long )n >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s11 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s21 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s12 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )s22 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x1 >= 0LL)) && ((3221225469LL - (long long )n) - (long long )x2 >= 0LL)) && ((4294967292LL - (long long )i1) - (long long )i2 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i1) - (long long )x2 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s11 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s21 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s12 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )s22 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x1 >= 0LL)) && ((4294967293LL - (long long )i2) - (long long )x2 >= 0LL) [2024-09-24 00:43:24,559 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-24 00:43:24,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-24 00:43:24,805 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-24 00:43:25,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-24 00:43:25,196 INFO L204 MainTranslator]: Completed translation [2024-09-24 00:43:25,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25 WrapperNode [2024-09-24 00:43:25,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-24 00:43:25,199 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-24 00:43:25,199 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-24 00:43:25,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-24 00:43:25,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25" (1/1) ... [2024-09-24 00:43:25,235 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25" (1/1) ... [2024-09-24 00:43:25,317 INFO L138 Inliner]: procedures = 28, calls = 59, calls flagged for inlining = 23, calls inlined = 33, statements flattened = 399 [2024-09-24 00:43:25,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-24 00:43:25,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-24 00:43:25,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-24 00:43:25,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-24 00:43:25,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25" (1/1) ... [2024-09-24 00:43:25,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25" (1/1) ... [2024-09-24 00:43:25,340 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25" (1/1) ... [2024-09-24 00:43:25,340 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25" (1/1) ... [2024-09-24 00:43:25,376 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25" (1/1) ... [2024-09-24 00:43:25,388 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25" (1/1) ... [2024-09-24 00:43:25,398 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25" (1/1) ... [2024-09-24 00:43:25,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25" (1/1) ... [2024-09-24 00:43:25,427 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-24 00:43:25,428 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-24 00:43:25,429 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-24 00:43:25,429 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-24 00:43:25,430 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25" (1/1) ... [2024-09-24 00:43:25,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-24 00:43:25,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:43:25,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-09-24 00:43:25,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-09-24 00:43:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-24 00:43:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-24 00:43:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-24 00:43:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-24 00:43:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-24 00:43:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-24 00:43:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-24 00:43:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-24 00:43:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-24 00:43:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-09-24 00:43:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-09-24 00:43:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-24 00:43:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-09-24 00:43:25,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-09-24 00:43:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-09-24 00:43:25,506 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-09-24 00:43:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-24 00:43:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-24 00:43:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-09-24 00:43:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-24 00:43:25,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-24 00:43:25,508 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-24 00:43:25,629 INFO L242 CfgBuilder]: Building ICFG [2024-09-24 00:43:25,632 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-24 00:43:26,639 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-24 00:43:26,640 INFO L291 CfgBuilder]: Performing block encoding [2024-09-24 00:43:27,500 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-24 00:43:27,500 INFO L318 CfgBuilder]: Removed 5 assume(true) statements. [2024-09-24 00:43:27,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 12:43:27 BoogieIcfgContainer [2024-09-24 00:43:27,503 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-24 00:43:27,505 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-24 00:43:27,505 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-24 00:43:27,509 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-24 00:43:27,510 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 12:43:22" (1/4) ... [2024-09-24 00:43:27,512 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@600e019a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 24.09 12:43:27, skipping insertion in model container [2024-09-24 00:43:27,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 12:43:24" (2/4) ... [2024-09-24 00:43:27,512 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@600e019a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 12:43:27, skipping insertion in model container [2024-09-24 00:43:27,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:43:25" (3/4) ... [2024-09-24 00:43:27,513 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@600e019a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 12:43:27, skipping insertion in model container [2024-09-24 00:43:27,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 12:43:27" (4/4) ... [2024-09-24 00:43:27,515 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2024-09-24 00:43:27,535 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-24 00:43:27,535 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2024-09-24 00:43:27,535 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-24 00:43:27,794 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-09-24 00:43:27,842 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 00:43:27,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-24 00:43:27,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:43:27,845 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-24 00:43:27,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-09-24 00:43:27,882 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-24 00:43:27,898 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork5 ======== [2024-09-24 00:43:27,906 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@504f7d1f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 00:43:27,906 INFO L337 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-09-24 00:43:28,493 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:43:28,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:43:28,498 INFO L85 PathProgramCache]: Analyzing trace with hash -449963798, now seen corresponding path program 1 times [2024-09-24 00:43:28,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:43:28,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003796238] [2024-09-24 00:43:28,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:28,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:43:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:28,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:28,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:43:28,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003796238] [2024-09-24 00:43:28,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003796238] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:43:28,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:43:28,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-24 00:43:28,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531615791] [2024-09-24 00:43:28,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:43:28,958 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-09-24 00:43:28,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:43:28,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-09-24 00:43:28,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-09-24 00:43:28,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:28,988 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:43:28,988 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:43:28,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:29,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:29,093 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-24 00:43:29,093 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:43:29,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:43:29,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1102338784, now seen corresponding path program 1 times [2024-09-24 00:43:29,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:43:29,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420594703] [2024-09-24 00:43:29,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:29,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:43:29,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:29,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:29,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:43:29,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420594703] [2024-09-24 00:43:29,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420594703] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:43:29,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:43:29,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-24 00:43:29,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047830877] [2024-09-24 00:43:29,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:43:29,630 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-24 00:43:29,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:43:29,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-24 00:43:29,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-24 00:43:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:29,632 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:43:29,632 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:43:29,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:29,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:29,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:29,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:29,835 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-24 00:43:29,835 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:43:29,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:43:29,836 INFO L85 PathProgramCache]: Analyzing trace with hash -118970527, now seen corresponding path program 1 times [2024-09-24 00:43:29,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:43:29,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445703771] [2024-09-24 00:43:29,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:29,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:43:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:33,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:33,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:43:33,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445703771] [2024-09-24 00:43:33,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445703771] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:43:33,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [540927116] [2024-09-24 00:43:33,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:33,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:43:33,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:43:33,441 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) [2024-09-24 00:43:33,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-24 00:43:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:33,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-24 00:43:33,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:43:35,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:35,047 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:43:39,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:39,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [540927116] provided 1 perfect and 1 imperfect interpolant sequences [2024-09-24 00:43:39,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-09-24 00:43:39,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 5] total 13 [2024-09-24 00:43:39,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134718537] [2024-09-24 00:43:39,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:43:39,369 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-24 00:43:39,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:43:39,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-24 00:43:39,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2024-09-24 00:43:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:39,371 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:43:39,371 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:43:39,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:39,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:39,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:39,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:39,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:39,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:39,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-09-24 00:43:39,770 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-09-24 00:43:39,771 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:43:39,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:43:39,772 INFO L85 PathProgramCache]: Analyzing trace with hash 681419078, now seen corresponding path program 1 times [2024-09-24 00:43:39,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:43:39,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028214249] [2024-09-24 00:43:39,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:39,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:43:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:42,588 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-24 00:43:42,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:43:42,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028214249] [2024-09-24 00:43:42,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028214249] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:43:42,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:43:42,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-24 00:43:42,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401544696] [2024-09-24 00:43:42,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:43:42,592 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-24 00:43:42,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:43:42,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-24 00:43:42,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-24 00:43:42,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:42,593 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:43:42,594 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:43:42,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:42,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:42,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:42,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:43,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:43,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:43,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:43,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:43,264 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-24 00:43:43,264 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:43:43,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:43:43,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1862129454, now seen corresponding path program 1 times [2024-09-24 00:43:43,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:43:43,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532670038] [2024-09-24 00:43:43,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:43,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:43:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:45,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:45,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:43:45,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532670038] [2024-09-24 00:43:45,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532670038] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:43:45,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1429307103] [2024-09-24 00:43:45,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:45,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:43:45,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:43:45,077 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:43:45,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-24 00:43:45,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:45,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-09-24 00:43:45,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:43:46,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-24 00:43:46,147 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-24 00:43:46,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1429307103] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:43:46,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-24 00:43:46,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 8 [2024-09-24 00:43:46,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435376054] [2024-09-24 00:43:46,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:43:46,149 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:43:46,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:43:46,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:43:46,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-09-24 00:43:46,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:46,151 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:43:46,152 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:43:46,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:46,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:46,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:46,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:46,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:46,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:46,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:46,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:46,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:46,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:43:46,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-09-24 00:43:46,578 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:43:46,579 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:43:46,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:43:46,580 INFO L85 PathProgramCache]: Analyzing trace with hash 742851127, now seen corresponding path program 1 times [2024-09-24 00:43:46,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:43:46,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640006947] [2024-09-24 00:43:46,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:46,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:43:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:46,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:46,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:43:46,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640006947] [2024-09-24 00:43:46,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640006947] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:43:46,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1572410969] [2024-09-24 00:43:46,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:46,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:43:46,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:43:46,858 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) [2024-09-24 00:43:46,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-24 00:43:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:47,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-09-24 00:43:47,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:43:47,145 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:47,145 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:43:47,236 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:47,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1572410969] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:43:47,237 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:43:47,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2024-09-24 00:43:47,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057792131] [2024-09-24 00:43:47,238 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:43:47,239 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-24 00:43:47,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:43:47,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-24 00:43:47,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-09-24 00:43:47,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:47,242 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:43:47,242 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 11.545454545454545) internal successors, (127), 10 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:43:47,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:47,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:47,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:47,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:47,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:43:47,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:47,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:47,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:47,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:47,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:47,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:43:47,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:47,562 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-09-24 00:43:47,744 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:43:47,745 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:43:47,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:43:47,746 INFO L85 PathProgramCache]: Analyzing trace with hash -463678826, now seen corresponding path program 2 times [2024-09-24 00:43:47,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:43:47,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346251133] [2024-09-24 00:43:47,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:47,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:43:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:48,047 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-09-24 00:43:48,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:43:48,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346251133] [2024-09-24 00:43:48,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346251133] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:43:48,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1136757642] [2024-09-24 00:43:48,048 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 00:43:48,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:43:48,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:43:48,051 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:43:48,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-24 00:43:48,213 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-24 00:43:48,213 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:43:48,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-09-24 00:43:48,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:43:48,341 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-09-24 00:43:48,342 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:43:48,430 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-09-24 00:43:48,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1136757642] provided 1 perfect and 1 imperfect interpolant sequences [2024-09-24 00:43:48,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-09-24 00:43:48,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 13 [2024-09-24 00:43:48,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759382285] [2024-09-24 00:43:48,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:43:48,432 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-24 00:43:48,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:43:48,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-24 00:43:48,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-09-24 00:43:48,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:48,434 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:43:48,434 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:43:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:48,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:43:48,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:48,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:43:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:43:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:49,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:49,142 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-09-24 00:43:49,324 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-09-24 00:43:49,324 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:43:49,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:43:49,325 INFO L85 PathProgramCache]: Analyzing trace with hash -157830785, now seen corresponding path program 1 times [2024-09-24 00:43:49,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:43:49,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609343670] [2024-09-24 00:43:49,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:49,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:43:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:49,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:43:49,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609343670] [2024-09-24 00:43:49,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609343670] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:43:49,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [103777263] [2024-09-24 00:43:49,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:49,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:43:49,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:43:49,537 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:43:49,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-09-24 00:43:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:49,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-09-24 00:43:49,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:43:49,913 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:49,913 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:43:50,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:50,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [103777263] provided 1 perfect and 1 imperfect interpolant sequences [2024-09-24 00:43:50,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-09-24 00:43:50,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 13 [2024-09-24 00:43:50,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145814120] [2024-09-24 00:43:50,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:43:50,033 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-24 00:43:50,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:43:50,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-24 00:43:50,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-09-24 00:43:50,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:50,035 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:43:50,035 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:43:50,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:50,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:50,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:50,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:43:50,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:43:50,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:50,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:50,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:43:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:43:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:43:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:43:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:50,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:50,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:43:50,365 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-09-24 00:43:50,550 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:43:50,552 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:43:50,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:43:50,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1163816036, now seen corresponding path program 1 times [2024-09-24 00:43:50,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:43:50,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981930616] [2024-09-24 00:43:50,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:50,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:43:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:52,554 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:52,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:43:52,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981930616] [2024-09-24 00:43:52,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981930616] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:43:52,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [253127492] [2024-09-24 00:43:52,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:43:52,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:43:52,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:43:52,560 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) [2024-09-24 00:43:52,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-09-24 00:43:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:43:52,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-09-24 00:43:52,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:43:53,508 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:43:53,509 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:44:02,585 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-24 00:44:02,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [253127492] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:44:02,585 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:44:02,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 5] total 18 [2024-09-24 00:44:02,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677425373] [2024-09-24 00:44:02,586 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:44:02,586 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-09-24 00:44:02,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:02,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-09-24 00:44:02,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2024-09-24 00:44:02,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:02,587 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:02,588 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 7.277777777777778) internal successors, (131), 19 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:44:02,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:02,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:02,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:02,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:02,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:02,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:02,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:02,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:02,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:07,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:07,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-24 00:44:07,168 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-09-24 00:44:07,351 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-09-24 00:44:07,352 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:44:07,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:07,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1407248532, now seen corresponding path program 2 times [2024-09-24 00:44:07,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:07,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956591182] [2024-09-24 00:44:07,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:07,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:07,914 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:44:07,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:07,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956591182] [2024-09-24 00:44:07,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956591182] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:44:07,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1859315839] [2024-09-24 00:44:07,914 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 00:44:07,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:44:07,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:44:07,916 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:44:07,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-09-24 00:44:08,100 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-24 00:44:08,100 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:44:08,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-09-24 00:44:08,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:44:08,289 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 23 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:44:08,289 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:44:08,443 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:44:08,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1859315839] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:44:08,443 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:44:08,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 26 [2024-09-24 00:44:08,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666401475] [2024-09-24 00:44:08,444 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:44:08,444 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-09-24 00:44:08,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:08,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-09-24 00:44:08,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=555, Unknown=0, NotChecked=0, Total=702 [2024-09-24 00:44:08,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:08,446 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:08,446 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 6.037037037037037) internal successors, (163), 26 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:44:08,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:08,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:08,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:08,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:08,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:08,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:08,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:08,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:08,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-24 00:44:08,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:08,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:08,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:08,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:08,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:08,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:08,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:08,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:08,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:08,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-24 00:44:08,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:44:08,840 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-09-24 00:44:09,020 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:44:09,021 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:44:09,021 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:09,021 INFO L85 PathProgramCache]: Analyzing trace with hash -773481356, now seen corresponding path program 3 times [2024-09-24 00:44:09,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:09,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388158712] [2024-09-24 00:44:09,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:09,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:12,224 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 9 proven. 23 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-09-24 00:44:12,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:12,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388158712] [2024-09-24 00:44:12,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388158712] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:44:12,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1666419878] [2024-09-24 00:44:12,224 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-24 00:44:12,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:44:12,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:44:12,228 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) [2024-09-24 00:44:12,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-09-24 00:44:12,480 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-09-24 00:44:12,480 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:44:12,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 88 conjuncts are in the unsatisfiable core [2024-09-24 00:44:12,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:44:13,626 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-09-24 00:44:13,627 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:44:23,346 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-09-24 00:44:23,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1666419878] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:44:23,346 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:44:23,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6] total 22 [2024-09-24 00:44:23,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343164545] [2024-09-24 00:44:23,347 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:44:23,347 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-09-24 00:44:23,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:23,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-09-24 00:44:23,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=459, Unknown=0, NotChecked=0, Total=552 [2024-09-24 00:44:23,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:23,349 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:23,349 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 6.217391304347826) internal successors, (143), 23 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:44:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-24 00:44:23,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:44:23,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-24 00:44:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:44:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:44:33,055 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-09-24 00:44:33,243 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:44:33,243 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:44:33,244 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:33,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1723296065, now seen corresponding path program 1 times [2024-09-24 00:44:33,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:33,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777689142] [2024-09-24 00:44:33,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:33,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:33,895 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 12 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:44:33,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:33,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777689142] [2024-09-24 00:44:33,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777689142] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:44:33,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [430004665] [2024-09-24 00:44:33,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:33,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:44:33,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:44:33,900 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:44:33,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-09-24 00:44:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:34,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 1058 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-09-24 00:44:34,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:44:34,366 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 23 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:44:34,366 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:44:34,580 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 29 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:44:34,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [430004665] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:44:34,581 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:44:34,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 30 [2024-09-24 00:44:34,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841550390] [2024-09-24 00:44:34,581 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:44:34,581 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-09-24 00:44:34,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:34,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-09-24 00:44:34,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=760, Unknown=0, NotChecked=0, Total=930 [2024-09-24 00:44:34,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:34,583 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:34,584 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 5.193548387096774) internal successors, (161), 30 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:44:34,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:34,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:34,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:34,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:34,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:34,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:34,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:34,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:34,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-24 00:44:34,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:44:34,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:44:34,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:38,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:38,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:38,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:38,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:38,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:38,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:38,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:38,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:38,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-24 00:44:38,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:44:38,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:44:38,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:44:38,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-09-24 00:44:38,756 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-09-24 00:44:38,757 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:44:38,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:38,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1012447711, now seen corresponding path program 2 times [2024-09-24 00:44:38,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:38,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631291675] [2024-09-24 00:44:38,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:38,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:38,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:39,886 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 30 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:44:39,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:39,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631291675] [2024-09-24 00:44:39,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631291675] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:44:39,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [348027558] [2024-09-24 00:44:39,887 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 00:44:39,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:44:39,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:44:39,890 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:44:39,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-09-24 00:44:40,217 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-24 00:44:40,217 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:44:40,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 2168 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-09-24 00:44:40,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:44:40,601 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 77 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:44:40,601 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:44:40,911 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 92 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:44:40,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [348027558] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:44:40,912 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:44:40,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14, 14] total 39 [2024-09-24 00:44:40,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611339975] [2024-09-24 00:44:40,912 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:44:40,912 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-09-24 00:44:40,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:40,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-09-24 00:44:40,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=1305, Unknown=0, NotChecked=0, Total=1560 [2024-09-24 00:44:40,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:40,915 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:40,915 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 5.9) internal successors, (236), 39 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:44:40,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:40,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:40,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:40,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:40,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:40,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:40,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:40,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:40,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-09-24 00:44:40,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:44:40,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:44:40,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:44:40,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-24 00:44:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:44:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:44:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:44:43,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:44:43,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-09-24 00:44:44,161 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:44:44,162 INFO L399 AbstractCegarLoop]: === Iteration 14 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:44:44,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:44,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1800081898, now seen corresponding path program 3 times [2024-09-24 00:44:44,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:44,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243146690] [2024-09-24 00:44:44,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:44,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:45,203 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 39 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:44:45,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:45,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243146690] [2024-09-24 00:44:45,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243146690] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:44:45,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [512285889] [2024-09-24 00:44:45,203 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-24 00:44:45,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:44:45,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:44:45,207 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:44:45,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-09-24 00:44:45,720 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-09-24 00:44:45,720 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:44:45,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 2547 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-09-24 00:44:45,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:44:46,052 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 6 proven. 128 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-09-24 00:44:46,052 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:44:46,166 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-09-24 00:44:46,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [512285889] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:44:46,167 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:44:46,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 5] total 32 [2024-09-24 00:44:46,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223818018] [2024-09-24 00:44:46,167 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:44:46,168 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-09-24 00:44:46,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:46,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-09-24 00:44:46,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=865, Unknown=0, NotChecked=0, Total=992 [2024-09-24 00:44:46,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:46,169 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:46,170 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 6.625) internal successors, (212), 32 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:44:46,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:46,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:46,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:46,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:46,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:46,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:46,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:46,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:46,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-09-24 00:44:46,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:44:46,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:44:46,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:44:46,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:44:46,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:52,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:44:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:44:52,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-09-24 00:44:52,376 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-09-24 00:44:52,376 INFO L399 AbstractCegarLoop]: === Iteration 15 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:44:52,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:52,377 INFO L85 PathProgramCache]: Analyzing trace with hash -521760207, now seen corresponding path program 4 times [2024-09-24 00:44:52,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:52,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137401748] [2024-09-24 00:44:52,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:52,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:54,618 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 248 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:44:54,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:54,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137401748] [2024-09-24 00:44:54,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137401748] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:44:54,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [129177248] [2024-09-24 00:44:54,619 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-09-24 00:44:54,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:44:54,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:44:54,623 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:44:54,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-09-24 00:44:55,069 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-09-24 00:44:55,070 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:44:55,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 3472 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-09-24 00:44:55,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:44:55,554 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 223 proven. 76 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-24 00:44:55,555 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:44:56,103 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 271 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-24 00:44:56,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [129177248] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:44:56,103 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:44:56,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 17, 17] total 59 [2024-09-24 00:44:56,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117729880] [2024-09-24 00:44:56,103 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:44:56,104 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2024-09-24 00:44:56,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:56,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2024-09-24 00:44:56,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=536, Invalid=3004, Unknown=0, NotChecked=0, Total=3540 [2024-09-24 00:44:56,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:56,106 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:56,107 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 5.2) internal successors, (312), 59 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:44:56,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:56,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:56,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:56,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:56,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:56,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:56,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:56,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:56,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-09-24 00:44:56,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:44:56,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:44:56,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:44:56,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:44:56,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:44:56,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:57,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:57,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:57,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:57,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:57,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:57,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:57,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:57,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:57,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-24 00:44:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:44:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:44:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:44:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:44:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:44:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:44:57,031 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-09-24 00:44:57,217 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-09-24 00:44:57,217 INFO L399 AbstractCegarLoop]: === Iteration 16 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:44:57,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:57,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1033693679, now seen corresponding path program 5 times [2024-09-24 00:44:57,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:57,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007586174] [2024-09-24 00:44:57,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:57,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:58,899 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 269 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-24 00:44:58,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:58,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007586174] [2024-09-24 00:44:58,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007586174] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:44:58,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1190043947] [2024-09-24 00:44:58,900 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-09-24 00:44:58,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:44:58,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:44:58,902 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:44:58,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-09-24 00:44:59,519 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-09-24 00:44:59,520 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:44:59,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 3490 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-09-24 00:44:59,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:45:00,079 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 245 proven. 69 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-24 00:45:00,079 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:45:00,661 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 269 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-24 00:45:00,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1190043947] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:45:00,661 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:45:00,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 20] total 58 [2024-09-24 00:45:00,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008549027] [2024-09-24 00:45:00,662 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:45:00,662 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-09-24 00:45:00,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:45:00,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-09-24 00:45:00,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=585, Invalid=2837, Unknown=0, NotChecked=0, Total=3422 [2024-09-24 00:45:00,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:00,665 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:45:00,666 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 5.47457627118644) internal successors, (323), 58 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:00,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:00,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:00,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:01,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:01,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:01,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:01,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:01,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:01,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:01,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:01,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:01,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-24 00:45:01,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:01,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:01,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:01,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:01,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:01,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:01,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:01,691 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-09-24 00:45:01,875 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-09-24 00:45:01,875 INFO L399 AbstractCegarLoop]: === Iteration 17 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:45:01,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:45:01,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1106874768, now seen corresponding path program 6 times [2024-09-24 00:45:01,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:45:01,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240324409] [2024-09-24 00:45:01,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:45:01,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:45:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:45:03,764 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 68 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:45:03,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:45:03,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240324409] [2024-09-24 00:45:03,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240324409] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:45:03,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [992336807] [2024-09-24 00:45:03,765 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-09-24 00:45:03,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:45:03,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:45:03,767 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:45:03,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-09-24 00:45:04,434 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-09-24 00:45:04,434 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:45:04,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 3499 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-09-24 00:45:04,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:45:05,066 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 77 proven. 250 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:45:05,067 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:45:05,575 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 87 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:45:05,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [992336807] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:45:05,575 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:45:05,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 60 [2024-09-24 00:45:05,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13476704] [2024-09-24 00:45:05,575 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:45:05,576 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-09-24 00:45:05,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:45:05,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-09-24 00:45:05,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=607, Invalid=3053, Unknown=0, NotChecked=0, Total=3660 [2024-09-24 00:45:05,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:05,579 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:45:05,579 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 5.344262295081967) internal successors, (326), 60 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:45:05,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:05,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:05,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:05,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:05,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:05,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:05,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:05,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:05,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-09-24 00:45:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:05,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:11,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:11,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:11,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:11,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:11,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:11,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:11,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-09-24 00:45:11,418 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-09-24 00:45:11,418 INFO L399 AbstractCegarLoop]: === Iteration 18 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:45:11,419 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:45:11,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1075939340, now seen corresponding path program 7 times [2024-09-24 00:45:11,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:45:11,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67700864] [2024-09-24 00:45:11,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:45:11,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:45:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:45:13,702 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 420 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:45:13,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:45:13,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67700864] [2024-09-24 00:45:13,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67700864] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:45:13,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1517065265] [2024-09-24 00:45:13,703 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-09-24 00:45:13,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:45:13,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:45:13,704 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:45:13,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-09-24 00:45:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:45:14,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 4239 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-09-24 00:45:14,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:45:14,831 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 388 proven. 85 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-09-24 00:45:14,831 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:45:15,493 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 418 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-09-24 00:45:15,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1517065265] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:45:15,493 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:45:15,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 67 [2024-09-24 00:45:15,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590433458] [2024-09-24 00:45:15,494 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:45:15,494 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2024-09-24 00:45:15,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:45:15,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2024-09-24 00:45:15,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=726, Invalid=3830, Unknown=0, NotChecked=0, Total=4556 [2024-09-24 00:45:15,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:15,497 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:45:15,498 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 68 states have (on average 5.5588235294117645) internal successors, (378), 67 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:45:15,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:15,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:15,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:15,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:15,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:15,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:15,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:15,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:15,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:15,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:15,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:15,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:15,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:15,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:15,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:15,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:15,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:15,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:16,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:16,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:16,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:16,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:16,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:16,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:16,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:16,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:16,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:16,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:16,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:16,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:16,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:16,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:16,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:16,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:16,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:16,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:45:16,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-09-24 00:45:16,880 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-09-24 00:45:16,880 INFO L399 AbstractCegarLoop]: === Iteration 19 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:45:16,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:45:16,881 INFO L85 PathProgramCache]: Analyzing trace with hash 326350892, now seen corresponding path program 8 times [2024-09-24 00:45:16,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:45:16,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353469898] [2024-09-24 00:45:16,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:45:16,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:45:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:45:19,062 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 95 proven. 403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:45:19,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:45:19,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353469898] [2024-09-24 00:45:19,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353469898] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:45:19,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [313317908] [2024-09-24 00:45:19,062 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 00:45:19,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:45:19,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:45:19,064 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:45:19,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-09-24 00:45:19,542 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-24 00:45:19,542 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:45:19,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 4257 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-09-24 00:45:19,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:45:20,370 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 106 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:45:20,370 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:45:21,089 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 118 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:45:21,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [313317908] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:45:21,089 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:45:21,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 72 [2024-09-24 00:45:21,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789127257] [2024-09-24 00:45:21,089 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:45:21,090 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-09-24 00:45:21,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:45:21,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-09-24 00:45:21,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=860, Invalid=4396, Unknown=0, NotChecked=0, Total=5256 [2024-09-24 00:45:21,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:21,092 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:45:21,093 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 5.205479452054795) internal successors, (380), 72 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:45:21,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:21,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:21,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:21,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:21,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:21,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:21,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:21,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:21,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:21,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:21,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:21,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:21,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:21,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:21,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:21,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:21,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:21,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:45:21,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:26,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:26,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:26,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:26,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:26,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:26,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:45:26,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:26,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-09-24 00:45:26,726 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:45:26,726 INFO L399 AbstractCegarLoop]: === Iteration 20 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:45:26,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:45:26,727 INFO L85 PathProgramCache]: Analyzing trace with hash -977902784, now seen corresponding path program 9 times [2024-09-24 00:45:26,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:45:26,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906430232] [2024-09-24 00:45:26,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:45:26,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:45:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:45:29,500 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 600 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:45:29,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:45:29,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906430232] [2024-09-24 00:45:29,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906430232] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:45:29,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2079084413] [2024-09-24 00:45:29,501 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-24 00:45:29,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:45:29,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:45:29,502 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:45:29,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-09-24 00:45:30,462 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2024-09-24 00:45:30,463 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:45:30,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 4997 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-09-24 00:45:30,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:45:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 523 proven. 154 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-24 00:45:31,227 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:45:32,009 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 599 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-24 00:45:32,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2079084413] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:45:32,010 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:45:32,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26, 26] total 77 [2024-09-24 00:45:32,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467300245] [2024-09-24 00:45:32,010 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:45:32,011 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 78 states [2024-09-24 00:45:32,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:45:32,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2024-09-24 00:45:32,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1001, Invalid=5005, Unknown=0, NotChecked=0, Total=6006 [2024-09-24 00:45:32,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:32,013 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:45:32,014 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 78 states, 78 states have (on average 5.384615384615385) internal successors, (420), 77 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:32,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:32,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:45:32,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:32,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:33,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:33,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:33,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:33,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:33,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:33,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:33,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:33,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:33,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:33,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:33,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:45:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:45:33,526 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-09-24 00:45:33,709 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:45:33,709 INFO L399 AbstractCegarLoop]: === Iteration 21 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:45:33,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:45:33,710 INFO L85 PathProgramCache]: Analyzing trace with hash -1375078783, now seen corresponding path program 10 times [2024-09-24 00:45:33,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:45:33,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516572027] [2024-09-24 00:45:33,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:45:33,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:45:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:45:36,313 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 598 proven. 91 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-09-24 00:45:36,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:45:36,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516572027] [2024-09-24 00:45:36,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516572027] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:45:36,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536095647] [2024-09-24 00:45:36,314 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-09-24 00:45:36,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:45:36,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:45:36,316 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:45:36,317 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-09-24 00:45:36,852 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-09-24 00:45:36,853 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:45:36,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 5006 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-09-24 00:45:36,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:45:37,687 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 562 proven. 127 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-09-24 00:45:37,687 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:45:38,576 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 598 proven. 91 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-09-24 00:45:38,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1536095647] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:45:38,576 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:45:38,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28, 28] total 82 [2024-09-24 00:45:38,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603832046] [2024-09-24 00:45:38,576 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:45:38,577 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-09-24 00:45:38,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:45:38,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-09-24 00:45:38,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1127, Invalid=5679, Unknown=0, NotChecked=0, Total=6806 [2024-09-24 00:45:38,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:38,580 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:45:38,580 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 5.228915662650603) internal successors, (434), 82 states have internal predecessors, (434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:45:38,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:38,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:38,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:38,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:38,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:38,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:45:38,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:40,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:40,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:40,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:40,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:45:40,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:40,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:45:40,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-09-24 00:45:40,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-09-24 00:45:40,335 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:45:40,335 INFO L399 AbstractCegarLoop]: === Iteration 22 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:45:40,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:45:40,337 INFO L85 PathProgramCache]: Analyzing trace with hash -802632864, now seen corresponding path program 11 times [2024-09-24 00:45:40,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:45:40,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398178445] [2024-09-24 00:45:40,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:45:40,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:45:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:45:42,894 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 126 proven. 579 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:45:42,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:45:42,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398178445] [2024-09-24 00:45:42,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398178445] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:45:42,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1491436922] [2024-09-24 00:45:42,894 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-09-24 00:45:42,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:45:42,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:45:42,896 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:45:42,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-09-24 00:45:43,690 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2024-09-24 00:45:43,690 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:45:43,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 5015 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-09-24 00:45:43,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:45:44,441 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 12 proven. 588 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-09-24 00:45:44,441 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:45:44,631 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 12 proven. 71 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2024-09-24 00:45:44,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1491436922] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:45:44,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:45:44,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 28, 5] total 59 [2024-09-24 00:45:44,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503880542] [2024-09-24 00:45:44,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:45:44,632 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-09-24 00:45:44,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:45:44,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-09-24 00:45:44,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=333, Invalid=3089, Unknown=0, NotChecked=0, Total=3422 [2024-09-24 00:45:44,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:44,634 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:45:44,635 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 5.508474576271187) internal successors, (325), 59 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:44,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:44,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:45:44,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:44,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:45:44,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-09-24 00:45:44,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:57,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:45:57,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:45:57,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:57,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:45:57,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:45:57,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:57,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:57,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:45:57,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:57,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:45:57,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:45:57,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:57,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:57,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-09-24 00:45:57,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:45:57,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:45:57,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:45:57,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:45:57,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:45:57,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:45:57,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-09-24 00:45:57,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-09-24 00:45:57,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-09-24 00:45:57,238 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-09-24 00:45:57,238 INFO L399 AbstractCegarLoop]: === Iteration 23 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:45:57,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:45:57,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1562993922, now seen corresponding path program 12 times [2024-09-24 00:45:57,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:45:57,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665113051] [2024-09-24 00:45:57,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:45:57,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:45:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:46:02,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 885 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:46:02,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:46:02,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665113051] [2024-09-24 00:46:02,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665113051] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:46:02,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1381367538] [2024-09-24 00:46:02,420 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-09-24 00:46:02,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:46:02,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:46:02,421 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:46:02,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-09-24 00:46:04,040 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2024-09-24 00:46:04,040 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:46:04,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 6125 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-09-24 00:46:04,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:46:05,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 832 proven. 199 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-24 00:46:05,245 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:46:06,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 926 proven. 105 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-24 00:46:06,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1381367538] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:46:06,580 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:46:06,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 31, 31] total 108 [2024-09-24 00:46:06,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095473228] [2024-09-24 00:46:06,580 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:46:06,580 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 109 states [2024-09-24 00:46:06,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:46:06,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2024-09-24 00:46:06,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1684, Invalid=10088, Unknown=0, NotChecked=0, Total=11772 [2024-09-24 00:46:06,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:06,585 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:46:06,585 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 109 states, 109 states have (on average 4.541284403669724) internal successors, (495), 108 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:46:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:06,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:46:06,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-09-24 00:46:06,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-09-24 00:46:06,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:08,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:46:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:46:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:46:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:46:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:46:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:08,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-09-24 00:46:08,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:08,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:46:08,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:08,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:46:08,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:08,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:46:08,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-09-24 00:46:08,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-09-24 00:46:08,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-09-24 00:46:08,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-09-24 00:46:08,680 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:46:08,680 INFO L399 AbstractCegarLoop]: === Iteration 24 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:46:08,680 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:46:08,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1145496802, now seen corresponding path program 13 times [2024-09-24 00:46:08,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:46:08,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093056481] [2024-09-24 00:46:08,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:46:08,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:46:08,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:46:12,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 926 proven. 136 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-24 00:46:12,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:46:12,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093056481] [2024-09-24 00:46:12,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093056481] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:46:12,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [687071048] [2024-09-24 00:46:12,369 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-09-24 00:46:12,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:46:12,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:46:12,370 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:46:12,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-09-24 00:46:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:46:13,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 6143 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-09-24 00:46:13,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:46:14,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 881 proven. 181 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-24 00:46:14,186 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:46:15,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 926 proven. 136 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-24 00:46:15,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [687071048] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:46:15,429 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:46:15,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34, 34] total 100 [2024-09-24 00:46:15,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761680951] [2024-09-24 00:46:15,429 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:46:15,430 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2024-09-24 00:46:15,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:46:15,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2024-09-24 00:46:15,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1649, Invalid=8451, Unknown=0, NotChecked=0, Total=10100 [2024-09-24 00:46:15,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:15,434 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:46:15,434 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 5.00990099009901) internal successors, (506), 100 states have internal predecessors, (506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:46:15,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:15,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:46:15,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-09-24 00:46:15,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-09-24 00:46:15,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-09-24 00:46:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:17,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:46:17,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:17,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:46:17,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:17,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:46:17,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-09-24 00:46:17,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-09-24 00:46:17,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-09-24 00:46:17,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-09-24 00:46:17,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-09-24 00:46:17,550 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-09-24 00:46:17,550 INFO L399 AbstractCegarLoop]: === Iteration 25 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:46:17,551 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:46:17,551 INFO L85 PathProgramCache]: Analyzing trace with hash 386609887, now seen corresponding path program 14 times [2024-09-24 00:46:17,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:46:17,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875787601] [2024-09-24 00:46:17,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:46:17,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:46:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:46:21,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 180 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:46:21,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:46:21,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875787601] [2024-09-24 00:46:21,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875787601] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:46:21,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [55497952] [2024-09-24 00:46:21,438 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 00:46:21,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:46:21,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:46:21,439 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:46:21,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-09-24 00:46:22,133 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-24 00:46:22,133 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:46:22,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 6152 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-09-24 00:46:22,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:46:23,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 15 proven. 915 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-09-24 00:46:23,219 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:46:23,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 15 proven. 197 refuted. 0 times theorem prover too weak. 871 trivial. 0 not checked. [2024-09-24 00:46:23,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [55497952] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:46:23,491 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:46:23,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 34, 6] total 72 [2024-09-24 00:46:23,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835928239] [2024-09-24 00:46:23,492 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:46:23,492 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2024-09-24 00:46:23,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:46:23,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2024-09-24 00:46:23,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=490, Invalid=4622, Unknown=0, NotChecked=0, Total=5112 [2024-09-24 00:46:23,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:23,495 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:46:23,495 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 72 states have (on average 5.305555555555555) internal successors, (382), 72 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:46:23,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:23,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:46:23,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:23,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:46:23,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:46:23,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:23,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:23,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:23,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:23,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:46:23,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:46:23,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:23,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:23,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-09-24 00:46:23,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:23,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:46:23,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:23,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:46:23,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:23,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:46:23,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-09-24 00:46:23,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-09-24 00:46:23,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-09-24 00:46:23,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-09-24 00:46:23,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:41,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:46:41,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:41,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:46:41,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-09-24 00:46:41,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-09-24 00:46:41,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-09-24 00:46:41,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-09-24 00:46:41,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2024-09-24 00:46:41,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-09-24 00:46:41,661 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-09-24 00:46:41,662 INFO L399 AbstractCegarLoop]: === Iteration 26 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:46:41,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:46:41,663 INFO L85 PathProgramCache]: Analyzing trace with hash -2078722120, now seen corresponding path program 15 times [2024-09-24 00:46:41,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:46:41,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926692884] [2024-09-24 00:46:41,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:46:41,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:46:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:46:49,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1559 backedges. 1352 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 00:46:49,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:46:49,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926692884] [2024-09-24 00:46:49,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926692884] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:46:49,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [646347064] [2024-09-24 00:46:49,246 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-24 00:46:49,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:46:49,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:46:49,247 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:46:49,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-09-24 00:46:51,867 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 19 check-sat command(s) [2024-09-24 00:46:51,868 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:46:51,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 7447 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-09-24 00:46:51,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:46:53,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1559 backedges. 1284 proven. 274 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-24 00:46:53,656 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:46:55,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1559 backedges. 1405 proven. 153 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-24 00:46:55,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [646347064] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 00:46:55,522 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 00:46:55,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 38, 38] total 132 [2024-09-24 00:46:55,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511590925] [2024-09-24 00:46:55,522 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 00:46:55,523 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 133 states [2024-09-24 00:46:55,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:46:55,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 133 interpolants. [2024-09-24 00:46:55,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2520, Invalid=15036, Unknown=0, NotChecked=0, Total=17556 [2024-09-24 00:46:55,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:55,527 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:46:55,527 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 133 states, 133 states have (on average 4.466165413533835) internal successors, (594), 132 states have internal predecessors, (594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 00:46:55,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:46:55,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-09-24 00:46:55,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-09-24 00:46:55,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-09-24 00:46:55,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-09-24 00:46:55,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2024-09-24 00:46:55,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-24 00:46:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-09-24 00:46:58,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 00:46:58,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-09-24 00:46:58,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-24 00:46:58,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-09-24 00:46:58,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-09-24 00:46:58,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-09-24 00:46:58,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-09-24 00:46:58,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-09-24 00:46:58,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2024-09-24 00:46:58,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-09-24 00:46:58,105 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-09-24 00:46:58,280 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:46:58,281 INFO L399 AbstractCegarLoop]: === Iteration 27 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-24 00:46:58,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:46:58,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1317411913, now seen corresponding path program 16 times [2024-09-24 00:46:58,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:46:58,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703312756] [2024-09-24 00:46:58,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:46:58,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:46:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:47:13,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1616 backedges. 2 proven. 1610 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-24 00:47:13,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:47:13,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703312756] [2024-09-24 00:47:13,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703312756] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 00:47:13,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [618383700] [2024-09-24 00:47:13,563 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-09-24 00:47:13,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 00:47:13,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:47:13,565 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 00:47:13,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-09-24 00:47:14,411 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-09-24 00:47:14,411 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 00:47:14,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 7474 conjuncts, 381 conjuncts are in the unsatisfiable core [2024-09-24 00:47:14,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 00:47:37,323 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-24 00:47:37,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 19 select indices, 19 select index equivalence classes, 0 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 171 case distinctions, treesize of input 412 treesize of output 70 [2024-09-24 00:47:37,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1616 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-09-24 00:47:37,771 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 00:50:49,522 WARN L293 SmtUtils]: Spent 15.46s on a formula simplification that was a NOOP. DAG size: 1215 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-09-24 00:50:49,523 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-24 00:50:49,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 38 select indices, 38 select index equivalence classes, 0 disjoint index pairs (out of 703 index pairs), introduced 38 new quantified variables, introduced 703 case distinctions, treesize of input 2149 treesize of output 3840 Killed by 15