./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-bad-commit-1.wvr-bad.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/popl20-bad-commit-1.wvr-bad.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7bc0c755 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-commit-1.wvr-bad.c ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/popl20-bad-commit-1.wvr-bad.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 02:30:22,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 02:30:22,473 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 02:30:22,477 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 02:30:22,478 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 02:30:22,500 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 02:30:22,501 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 02:30:22,501 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 02:30:22,502 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 02:30:22,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 02:30:22,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 02:30:22,504 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 02:30:22,505 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 02:30:22,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 02:30:22,507 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 02:30:22,507 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 02:30:22,508 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 02:30:22,508 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 02:30:22,508 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 02:30:22,509 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 02:30:22,509 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 02:30:22,510 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 02:30:22,510 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 02:30:22,510 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 02:30:22,511 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 02:30:22,511 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 02:30:22,512 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 02:30:22,512 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 02:30:22,512 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 02:30:22,513 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 02:30:22,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 02:30:22,513 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 02:30:22,514 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 02:30:22,514 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 02:30:22,514 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 02:30:22,515 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 02:30:22,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 02:30:22,515 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 02:30:22,515 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 02:30:22,516 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 02:30:22,516 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 02:30:22,518 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 02:30:22,518 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-23 02:30:22,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 02:30:22,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 02:30:22,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 02:30:22,825 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 02:30:22,826 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 02:30:22,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/popl20-bad-commit-1.wvr-bad.yml/witness.yml [2024-08-23 02:30:23,003 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 02:30:23,004 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 02:30:23,004 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-commit-1.wvr-bad.c [2024-08-23 02:30:24,481 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 02:30:24,703 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 02:30:24,704 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-commit-1.wvr-bad.c [2024-08-23 02:30:24,714 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8ce528aa7/5032879a7b9e44c2bea94b88cae46e9d/FLAGab69a236b [2024-08-23 02:30:24,728 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8ce528aa7/5032879a7b9e44c2bea94b88cae46e9d [2024-08-23 02:30:24,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 02:30:24,733 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 02:30:24,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 02:30:24,734 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 02:30:24,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 02:30:24,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 02:30:23" (1/2) ... [2024-08-23 02:30:24,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3175b0e2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 02:30:24, skipping insertion in model container [2024-08-23 02:30:24,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 02:30:23" (1/2) ... [2024-08-23 02:30:24,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28aebe63 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 02:30:24, skipping insertion in model container [2024-08-23 02:30:24,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 02:30:24" (2/2) ... [2024-08-23 02:30:24,744 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3175b0e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:24, skipping insertion in model container [2024-08-23 02:30:24,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 02:30:24" (2/2) ... [2024-08-23 02:30:24,746 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 02:30:24,766 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 02:30:24,767 INFO L97 edCorrectnessWitness]: Location invariant before [L157-L157] ((((! multithreaded || (node_state == 0 || node_state == 1)) && (! multithreaded || (client_state == 0 || client_state == 1))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )client_size) + (long long )node_front >= 0LL && (2147483648LL + (long long )client_size) + (long long )node_back >= 0LL) && (2147483648LL + (long long )client_size) + (long long )update >= 0LL) && (2147483648LL + (long long )client_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )client_front) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_size) + (long long )update >= 0LL) && (2147483648LL + (long long )node_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_back) + (long long )node_size >= 0LL) && (1LL - (long long )client_state) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )manager_state >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_state >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )manager_state >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_state >= 0LL) && (1073741823LL - (long long )node_size) + (long long )node_state >= 0LL) && (2147483647LL - (long long )client_front) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_state >= 0LL) && (2147483647LL - (long long )client_back) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_state >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_state >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_state >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_state >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )client_size) + (long long )update >= 0LL) && (3221225471LL - (long long )client_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )update >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_size) + (long long )update >= 0LL) && (3221225471LL - (long long )node_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_state) + (long long )update >= 0LL) && (3221225471LL - (long long )node_state) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_front) + (long long )update >= 0LL) && (4294967295LL - (long long )client_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_back) + (long long )client_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_back) + (long long )update >= 0LL) && (4294967295LL - (long long )client_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )update >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_front) + (long long )update >= 0LL) && (4294967295LL - (long long )node_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )node_back) + (long long )update >= 0LL) && (4294967295LL - (long long )node_back) + (long long )ok >= 0LL) && (long long )client_size + (long long )manager_state >= 0LL) && (long long )client_size + (long long )node_size >= 0LL) && (long long )client_size + (long long )node_state >= 0LL) && (long long )manager_state + (long long )node_size >= 0LL) && (long long )node_size + (long long )node_state >= 0LL) && (1LL + (long long )client_size) - (long long )client_state >= 0LL) && (1073741823LL + (long long )client_size) - (long long )manager_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_state >= 0LL) && (1073741823LL + (long long )manager_state) - (long long )node_size >= 0LL) && (1073741823LL + (long long )manager_state) - (long long )node_state >= 0LL) && (2147483647LL + (long long )client_size) - (long long )manager_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_front >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )update >= 0LL) && (2147483647LL + (long long )client_size) - (long long )ok >= 0LL) && (2147483647LL + (long long )manager_state) - (long long )node_front >= 0LL) && (2147483647LL + (long long )manager_state) - (long long )node_back >= 0LL) && (2147483647LL + (long long )node_size) - (long long )update >= 0LL) && (2147483647LL + (long long )node_size) - (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) - (long long )node_state >= 0LL) && (2147483648LL + (long long )node_back) - (long long )node_state >= 0LL) && (3221225471LL + (long long )client_front) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_state >= 0LL) && (3221225471LL + (long long )client_back) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_state >= 0LL) && (3221225471LL + (long long )node_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )node_back) - (long long )node_size >= 0LL) && (4294967295LL + (long long )client_front) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )client_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_back >= 0LL) && (4294967295LL + (long long )node_back) - (long long )node_front >= 0LL) && (1073741824LL - (long long )client_size) - (long long )client_state >= 0LL) && (1073741824LL - (long long )client_state) - (long long )manager_size >= 0LL) && (1073741824LL - (long long )client_state) - (long long )node_size >= 0LL) && (1073741824LL - (long long )client_state) - (long long )node_state >= 0LL) && (2147483646LL - (long long )client_size) - (long long )manager_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_state >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_state >= 0LL) && (2147483646LL - (long long )node_size) - (long long )node_state >= 0LL) && (2147483648LL - (long long )client_front) - (long long )client_state >= 0LL) && (2147483648LL - (long long )client_back) - (long long )client_state >= 0LL) && (2147483648LL - (long long )client_state) - (long long )manager_back >= 0LL) && (2147483648LL - (long long )client_state) - (long long )node_front >= 0LL) && (2147483648LL - (long long )client_state) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )manager_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )update >= 0LL) && (3221225470LL - (long long )client_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )client_front) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_state >= 0LL) && (3221225470LL - (long long )client_back) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )update >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_size) - (long long )update >= 0LL) && (3221225470LL - (long long )node_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_state) - (long long )update >= 0LL) && (3221225470LL - (long long )node_state) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_front) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )update >= 0LL) && (4294967294LL - (long long )client_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_back) - (long long )client_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )update >= 0LL) && (4294967294LL - (long long )client_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )update >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_front) - (long long )update >= 0LL) && (4294967294LL - (long long )node_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )node_back) - (long long )update >= 0LL) && (4294967294LL - (long long )node_back) - (long long )ok >= 0LL) && (long long )node_size - (long long )node_state >= 0LL))) && (! multithreaded || (((manager_state == 0 || manager_state == 1) || manager_state == 2) || manager_state == 3))) && (! multithreaded || (((client_state == 0 || client_state == 1) && (node_state == 0 || node_state == 1)) && (((manager_state == 0 || manager_state == 1) || manager_state == 2) || manager_state == 3))) [2024-08-23 02:30:24,772 INFO L97 edCorrectnessWitness]: Location invariant before [L155-L155] ((((! multithreaded || (node_state == 0 || node_state == 1)) && (! multithreaded || (client_state == 0 || client_state == 1))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )client_size) + (long long )node_front >= 0LL && (2147483648LL + (long long )client_size) + (long long )node_back >= 0LL) && (2147483648LL + (long long )client_size) + (long long )update >= 0LL) && (2147483648LL + (long long )client_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )client_front) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_size) + (long long )update >= 0LL) && (2147483648LL + (long long )node_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_back) + (long long )node_size >= 0LL) && (1LL - (long long )client_state) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )manager_state >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_state >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )manager_state >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_state >= 0LL) && (1073741823LL - (long long )node_size) + (long long )node_state >= 0LL) && (2147483647LL - (long long )client_front) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_state >= 0LL) && (2147483647LL - (long long )client_back) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_state >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_state >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_state >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_state >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )client_size) + (long long )update >= 0LL) && (3221225471LL - (long long )client_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )update >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_size) + (long long )update >= 0LL) && (3221225471LL - (long long )node_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_state) + (long long )update >= 0LL) && (3221225471LL - (long long )node_state) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_front) + (long long )update >= 0LL) && (4294967295LL - (long long )client_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_back) + (long long )client_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_back) + (long long )update >= 0LL) && (4294967295LL - (long long )client_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )update >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_front) + (long long )update >= 0LL) && (4294967295LL - (long long )node_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )node_back) + (long long )update >= 0LL) && (4294967295LL - (long long )node_back) + (long long )ok >= 0LL) && (long long )client_size + (long long )manager_state >= 0LL) && (long long )client_size + (long long )node_size >= 0LL) && (long long )client_size + (long long )node_state >= 0LL) && (long long )manager_state + (long long )node_size >= 0LL) && (long long )node_size + (long long )node_state >= 0LL) && (1LL + (long long )client_size) - (long long )client_state >= 0LL) && (1073741823LL + (long long )client_size) - (long long )manager_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_state >= 0LL) && (1073741823LL + (long long )manager_state) - (long long )node_size >= 0LL) && (1073741823LL + (long long )manager_state) - (long long )node_state >= 0LL) && (2147483647LL + (long long )client_size) - (long long )manager_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_front >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )update >= 0LL) && (2147483647LL + (long long )client_size) - (long long )ok >= 0LL) && (2147483647LL + (long long )manager_state) - (long long )node_front >= 0LL) && (2147483647LL + (long long )manager_state) - (long long )node_back >= 0LL) && (2147483647LL + (long long )node_size) - (long long )update >= 0LL) && (2147483647LL + (long long )node_size) - (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) - (long long )node_state >= 0LL) && (2147483648LL + (long long )node_back) - (long long )node_state >= 0LL) && (3221225471LL + (long long )client_front) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_state >= 0LL) && (3221225471LL + (long long )client_back) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_state >= 0LL) && (3221225471LL + (long long )node_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )node_back) - (long long )node_size >= 0LL) && (4294967295LL + (long long )client_front) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )client_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_back >= 0LL) && (4294967295LL + (long long )node_back) - (long long )node_front >= 0LL) && (1073741824LL - (long long )client_size) - (long long )client_state >= 0LL) && (1073741824LL - (long long )client_state) - (long long )manager_size >= 0LL) && (1073741824LL - (long long )client_state) - (long long )node_size >= 0LL) && (1073741824LL - (long long )client_state) - (long long )node_state >= 0LL) && (2147483646LL - (long long )client_size) - (long long )manager_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_state >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_state >= 0LL) && (2147483646LL - (long long )node_size) - (long long )node_state >= 0LL) && (2147483648LL - (long long )client_front) - (long long )client_state >= 0LL) && (2147483648LL - (long long )client_back) - (long long )client_state >= 0LL) && (2147483648LL - (long long )client_state) - (long long )manager_back >= 0LL) && (2147483648LL - (long long )client_state) - (long long )node_front >= 0LL) && (2147483648LL - (long long )client_state) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )manager_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )update >= 0LL) && (3221225470LL - (long long )client_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )client_front) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_state >= 0LL) && (3221225470LL - (long long )client_back) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )update >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_size) - (long long )update >= 0LL) && (3221225470LL - (long long )node_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_state) - (long long )update >= 0LL) && (3221225470LL - (long long )node_state) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_front) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )update >= 0LL) && (4294967294LL - (long long )client_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_back) - (long long )client_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )update >= 0LL) && (4294967294LL - (long long )client_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )update >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_front) - (long long )update >= 0LL) && (4294967294LL - (long long )node_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )node_back) - (long long )update >= 0LL) && (4294967294LL - (long long )node_back) - (long long )ok >= 0LL) && (long long )node_size - (long long )node_state >= 0LL))) && (! multithreaded || (((manager_state == 0 || manager_state == 1) || manager_state == 2) || manager_state == 3))) && (! multithreaded || (((client_state == 0 || client_state == 1) && (node_state == 0 || node_state == 1)) && (((manager_state == 0 || manager_state == 1) || manager_state == 2) || manager_state == 3))) [2024-08-23 02:30:24,772 INFO L97 edCorrectnessWitness]: Location invariant before [L156-L156] ((((! multithreaded || (node_state == 0 || node_state == 1)) && (! multithreaded || (client_state == 0 || client_state == 1))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )client_size) + (long long )node_front >= 0LL && (2147483648LL + (long long )client_size) + (long long )node_back >= 0LL) && (2147483648LL + (long long )client_size) + (long long )update >= 0LL) && (2147483648LL + (long long )client_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )client_front) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_size) + (long long )update >= 0LL) && (2147483648LL + (long long )node_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_back) + (long long )node_size >= 0LL) && (1LL - (long long )client_state) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )manager_state >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_state >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )manager_state >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_state >= 0LL) && (1073741823LL - (long long )node_size) + (long long )node_state >= 0LL) && (2147483647LL - (long long )client_front) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_state >= 0LL) && (2147483647LL - (long long )client_back) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_state >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )manager_state >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_state >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_state >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_state >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )client_size) + (long long )update >= 0LL) && (3221225471LL - (long long )client_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )update >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_size) + (long long )update >= 0LL) && (3221225471LL - (long long )node_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_state) + (long long )update >= 0LL) && (3221225471LL - (long long )node_state) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_front) + (long long )update >= 0LL) && (4294967295LL - (long long )client_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_back) + (long long )client_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_back) + (long long )update >= 0LL) && (4294967295LL - (long long )client_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )update >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_front) + (long long )update >= 0LL) && (4294967295LL - (long long )node_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )node_back) + (long long )update >= 0LL) && (4294967295LL - (long long )node_back) + (long long )ok >= 0LL) && (long long )client_size + (long long )manager_state >= 0LL) && (long long )client_size + (long long )node_size >= 0LL) && (long long )client_size + (long long )node_state >= 0LL) && (long long )manager_state + (long long )node_size >= 0LL) && (long long )node_size + (long long )node_state >= 0LL) && (1LL + (long long )client_size) - (long long )client_state >= 0LL) && (1073741823LL + (long long )client_size) - (long long )manager_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_state >= 0LL) && (1073741823LL + (long long )manager_state) - (long long )node_size >= 0LL) && (1073741823LL + (long long )manager_state) - (long long )node_state >= 0LL) && (2147483647LL + (long long )client_size) - (long long )manager_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_front >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )update >= 0LL) && (2147483647LL + (long long )client_size) - (long long )ok >= 0LL) && (2147483647LL + (long long )manager_state) - (long long )node_front >= 0LL) && (2147483647LL + (long long )manager_state) - (long long )node_back >= 0LL) && (2147483647LL + (long long )node_size) - (long long )update >= 0LL) && (2147483647LL + (long long )node_size) - (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) - (long long )node_state >= 0LL) && (2147483648LL + (long long )node_back) - (long long )node_state >= 0LL) && (3221225471LL + (long long )client_front) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_state >= 0LL) && (3221225471LL + (long long )client_back) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_state >= 0LL) && (3221225471LL + (long long )node_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )node_back) - (long long )node_size >= 0LL) && (4294967295LL + (long long )client_front) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )client_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_back >= 0LL) && (4294967295LL + (long long )node_back) - (long long )node_front >= 0LL) && (1073741824LL - (long long )client_size) - (long long )client_state >= 0LL) && (1073741824LL - (long long )client_state) - (long long )manager_size >= 0LL) && (1073741824LL - (long long )client_state) - (long long )node_size >= 0LL) && (1073741824LL - (long long )client_state) - (long long )node_state >= 0LL) && (2147483646LL - (long long )client_size) - (long long )manager_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_state >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_state >= 0LL) && (2147483646LL - (long long )node_size) - (long long )node_state >= 0LL) && (2147483648LL - (long long )client_front) - (long long )client_state >= 0LL) && (2147483648LL - (long long )client_back) - (long long )client_state >= 0LL) && (2147483648LL - (long long )client_state) - (long long )manager_back >= 0LL) && (2147483648LL - (long long )client_state) - (long long )node_front >= 0LL) && (2147483648LL - (long long )client_state) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )manager_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )update >= 0LL) && (3221225470LL - (long long )client_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )client_front) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_state >= 0LL) && (3221225470LL - (long long )client_back) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )update >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_size) - (long long )update >= 0LL) && (3221225470LL - (long long )node_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_state >= 0LL) && (3221225470LL - (long long )node_state) - (long long )update >= 0LL) && (3221225470LL - (long long )node_state) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_front) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )update >= 0LL) && (4294967294LL - (long long )client_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_back) - (long long )client_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )update >= 0LL) && (4294967294LL - (long long )client_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )update >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_front) - (long long )update >= 0LL) && (4294967294LL - (long long )node_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )node_back) - (long long )update >= 0LL) && (4294967294LL - (long long )node_back) - (long long )ok >= 0LL) && (long long )node_size - (long long )node_state >= 0LL))) && (! multithreaded || (((manager_state == 0 || manager_state == 1) || manager_state == 2) || manager_state == 3))) && (! multithreaded || (((client_state == 0 || client_state == 1) && (node_state == 0 || node_state == 1)) && (((manager_state == 0 || manager_state == 1) || manager_state == 2) || manager_state == 3))) [2024-08-23 02:30:24,773 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-23 02:30:24,773 INFO L106 edCorrectnessWitness]: ghost_update [L154-L154] multithreaded = 1; [2024-08-23 02:30:24,805 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 02:30:24,993 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 02:30:25,001 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-23 02:30:25,286 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 02:30:25,308 INFO L206 MainTranslator]: Completed translation [2024-08-23 02:30:25,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25 WrapperNode [2024-08-23 02:30:25,309 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 02:30:25,311 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-23 02:30:25,311 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-23 02:30:25,311 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-23 02:30:25,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25" (1/1) ... [2024-08-23 02:30:25,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25" (1/1) ... [2024-08-23 02:30:25,406 INFO L138 Inliner]: procedures = 24, calls = 54, calls flagged for inlining = 21, calls inlined = 25, statements flattened = 345 [2024-08-23 02:30:25,407 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-23 02:30:25,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-23 02:30:25,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-23 02:30:25,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-23 02:30:25,417 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25" (1/1) ... [2024-08-23 02:30:25,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25" (1/1) ... [2024-08-23 02:30:25,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25" (1/1) ... [2024-08-23 02:30:25,431 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25" (1/1) ... [2024-08-23 02:30:25,456 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25" (1/1) ... [2024-08-23 02:30:25,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25" (1/1) ... [2024-08-23 02:30:25,469 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25" (1/1) ... [2024-08-23 02:30:25,473 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25" (1/1) ... [2024-08-23 02:30:25,480 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-23 02:30:25,481 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-23 02:30:25,481 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-23 02:30:25,481 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-23 02:30:25,482 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25" (1/1) ... [2024-08-23 02:30:25,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 02:30:25,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:30:25,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-23 02:30:25,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-23 02:30:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-23 02:30:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-08-23 02:30:25,553 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-08-23 02:30:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-08-23 02:30:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-08-23 02:30:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-08-23 02:30:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-08-23 02:30:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-23 02:30:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-23 02:30:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-23 02:30:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-23 02:30:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-08-23 02:30:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-23 02:30:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-23 02:30:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-23 02:30:25,558 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-23 02:30:25,680 INFO L243 CfgBuilder]: Building ICFG [2024-08-23 02:30:25,682 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-23 02:30:26,446 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-23 02:30:26,446 INFO L292 CfgBuilder]: Performing block encoding [2024-08-23 02:30:26,879 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-23 02:30:26,880 INFO L319 CfgBuilder]: Removed 6 assume(true) statements. [2024-08-23 02:30:26,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 02:30:26 BoogieIcfgContainer [2024-08-23 02:30:26,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-23 02:30:26,883 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-23 02:30:26,883 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-23 02:30:26,887 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-23 02:30:26,887 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 02:30:23" (1/4) ... [2024-08-23 02:30:26,888 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42d9765b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 02:30:26, skipping insertion in model container [2024-08-23 02:30:26,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 02:30:24" (2/4) ... [2024-08-23 02:30:26,888 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42d9765b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 02:30:26, skipping insertion in model container [2024-08-23 02:30:26,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:30:25" (3/4) ... [2024-08-23 02:30:26,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42d9765b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 02:30:26, skipping insertion in model container [2024-08-23 02:30:26,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 02:30:26" (4/4) ... [2024-08-23 02:30:26,890 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-commit-1.wvr-bad.c [2024-08-23 02:30:26,912 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-23 02:30:26,912 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-08-23 02:30:26,912 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-23 02:30:27,052 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-08-23 02:30:27,097 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 02:30:27,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 02:30:27,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:30:27,099 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 02:30:27,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-23 02:30:27,140 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 02:30:27,154 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-23 02:30:27,162 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@538d37e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 02:30:27,162 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-08-23 02:30:27,469 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:30:27,474 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:30:27,475 INFO L85 PathProgramCache]: Analyzing trace with hash -676753137, now seen corresponding path program 1 times [2024-08-23 02:30:27,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:30:27,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924339592] [2024-08-23 02:30:27,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:30:27,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:30:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:30:31,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:30:31,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:30:31,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924339592] [2024-08-23 02:30:31,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924339592] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:30:31,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 02:30:31,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-23 02:30:31,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619855914] [2024-08-23 02:30:31,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:30:31,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 02:30:31,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:30:31,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 02:30:31,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-08-23 02:30:31,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:30:31,357 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:30:31,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:30:31,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:30:31,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:30:31,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-23 02:30:31,424 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:30:31,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:30:31,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1966073506, now seen corresponding path program 1 times [2024-08-23 02:30:31,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:30:31,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045855731] [2024-08-23 02:30:31,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:30:31,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:30:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:30:34,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:30:34,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:30:34,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045855731] [2024-08-23 02:30:34,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045855731] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:30:34,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146203370] [2024-08-23 02:30:34,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:30:34,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:30:34,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:30:34,174 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 02:30:34,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-08-23 02:30:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:30:34,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 40 conjunts are in the unsatisfiable core [2024-08-23 02:30:34,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:30:34,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:30:34,825 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 02:30:43,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:30:43,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1146203370] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 02:30:43,835 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 02:30:43,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 14 [2024-08-23 02:30:43,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553940915] [2024-08-23 02:30:43,836 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 02:30:43,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-08-23 02:30:43,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:30:43,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-08-23 02:30:43,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-08-23 02:30:43,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:30:43,839 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:30:43,839 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 15 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:30:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:30:43,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:30:49,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:30:49,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:30:49,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-08-23 02:30:49,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-08-23 02:30:49,430 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:30:49,430 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:30:49,430 INFO L85 PathProgramCache]: Analyzing trace with hash 828104143, now seen corresponding path program 2 times [2024-08-23 02:30:49,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:30:49,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107686247] [2024-08-23 02:30:49,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:30:49,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:30:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:30:51,908 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:30:51,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:30:51,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107686247] [2024-08-23 02:30:51,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107686247] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:30:51,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541330492] [2024-08-23 02:30:51,910 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-23 02:30:51,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:30:51,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:30:51,912 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) [2024-08-23 02:30:51,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-08-23 02:30:52,020 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-23 02:30:52,020 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-23 02:30:52,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 41 conjunts are in the unsatisfiable core [2024-08-23 02:30:52,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:30:52,486 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-08-23 02:30:52,487 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-23 02:30:52,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1541330492] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:30:52,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-23 02:30:52,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 12 [2024-08-23 02:30:52,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858566664] [2024-08-23 02:30:52,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:30:52,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 02:30:52,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:30:52,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 02:30:52,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2024-08-23 02:30:52,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:30:52,491 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:30:52,491 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:30:52,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:30:52,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:30:52,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:30:52,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:30:52,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:30:52,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:30:52,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-08-23 02:30:52,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:30:52,753 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:30:52,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:30:52,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1718155440, now seen corresponding path program 1 times [2024-08-23 02:30:52,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:30:52,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412819751] [2024-08-23 02:30:52,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:30:52,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:30:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:30:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:30:55,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:30:55,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412819751] [2024-08-23 02:30:55,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412819751] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:30:55,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [309125988] [2024-08-23 02:30:55,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:30:55,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:30:55,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:30:55,086 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 02:30:55,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-08-23 02:30:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:30:55,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 46 conjunts are in the unsatisfiable core [2024-08-23 02:30:55,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:30:55,582 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:30:55,583 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 02:31:03,129 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:31:03,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [309125988] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 02:31:03,129 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 02:31:03,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 25 [2024-08-23 02:31:03,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884985695] [2024-08-23 02:31:03,130 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 02:31:03,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-08-23 02:31:03,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:31:03,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-08-23 02:31:03,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=501, Unknown=0, NotChecked=0, Total=702 [2024-08-23 02:31:03,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:31:03,132 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:31:03,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 1.3461538461538463) internal successors, (35), 26 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:31:03,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:31:03,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:31:03,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:31:03,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:31:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:31:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:31:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:31:16,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:31:16,301 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-08-23 02:31:16,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:31:16,489 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:31:16,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:31:16,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1245795280, now seen corresponding path program 2 times [2024-08-23 02:31:16,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:31:16,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236410476] [2024-08-23 02:31:16,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:31:16,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:31:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:31:19,170 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:31:19,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:31:19,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236410476] [2024-08-23 02:31:19,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236410476] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:31:19,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [316771373] [2024-08-23 02:31:19,171 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-23 02:31:19,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:31:19,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:31:19,173 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) [2024-08-23 02:31:19,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-08-23 02:31:19,273 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-23 02:31:19,274 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-23 02:31:19,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 42 conjunts are in the unsatisfiable core [2024-08-23 02:31:19,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:31:19,709 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-08-23 02:31:19,709 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-23 02:31:19,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [316771373] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:31:19,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-23 02:31:19,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15] total 19 [2024-08-23 02:31:19,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840420303] [2024-08-23 02:31:19,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:31:19,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 02:31:19,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:31:19,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 02:31:19,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2024-08-23 02:31:19,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:31:19,711 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:31:19,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:31:19,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:31:19,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:31:19,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:31:19,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:31:19,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:31:19,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:31:19,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:31:19,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:31:19,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:31:19,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:31:19,764 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-08-23 02:31:19,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:31:19,952 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:31:19,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:31:19,953 INFO L85 PathProgramCache]: Analyzing trace with hash -9924808, now seen corresponding path program 1 times [2024-08-23 02:31:19,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:31:19,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307612936] [2024-08-23 02:31:19,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:31:19,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:31:19,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:31:23,157 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:31:23,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:31:23,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307612936] [2024-08-23 02:31:23,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307612936] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:31:23,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [208918956] [2024-08-23 02:31:23,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:31:23,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:31:23,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:31:23,161 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) [2024-08-23 02:31:23,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-08-23 02:31:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:31:23,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 55 conjunts are in the unsatisfiable core [2024-08-23 02:31:23,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:31:23,902 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:31:23,903 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 02:31:31,982 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:31:31,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [208918956] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 02:31:31,982 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 02:31:31,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 46 [2024-08-23 02:31:31,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483267470] [2024-08-23 02:31:31,983 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 02:31:31,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-08-23 02:31:31,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:31:31,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-08-23 02:31:31,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=698, Invalid=1558, Unknown=0, NotChecked=0, Total=2256 [2024-08-23 02:31:31,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:31:31,985 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:31:31,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 47 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:31:31,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:31:31,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:31:31,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:31:31,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:31:31,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:31:31,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:02,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:02,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:02,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:02,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:02,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:02,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:02,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-08-23 02:32:02,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:32:02,780 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:32:02,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:32:02,781 INFO L85 PathProgramCache]: Analyzing trace with hash 832238968, now seen corresponding path program 2 times [2024-08-23 02:32:02,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:32:02,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532741110] [2024-08-23 02:32:02,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:32:02,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:32:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:32:06,960 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 02:32:06,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:32:06,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532741110] [2024-08-23 02:32:06,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532741110] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:32:06,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [457608143] [2024-08-23 02:32:06,961 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-23 02:32:06,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:32:06,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:32:06,964 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 02:32:06,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-08-23 02:32:07,069 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-23 02:32:07,069 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-23 02:32:07,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 41 conjunts are in the unsatisfiable core [2024-08-23 02:32:07,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:32:07,709 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-08-23 02:32:07,709 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-23 02:32:07,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [457608143] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:32:07,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-23 02:32:07,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [28] total 32 [2024-08-23 02:32:07,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973467442] [2024-08-23 02:32:07,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:32:07,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 02:32:07,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:32:07,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 02:32:07,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=326, Invalid=796, Unknown=0, NotChecked=0, Total=1122 [2024-08-23 02:32:07,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:07,712 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:32:07,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:32:07,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:07,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:07,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:07,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:07,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:07,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:07,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:08,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:08,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:08,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:08,875 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-08-23 02:32:09,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-08-23 02:32:09,059 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:32:09,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:32:09,059 INFO L85 PathProgramCache]: Analyzing trace with hash 219701893, now seen corresponding path program 1 times [2024-08-23 02:32:09,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:32:09,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344018810] [2024-08-23 02:32:09,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:32:09,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:32:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:32:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-08-23 02:32:09,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:32:09,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344018810] [2024-08-23 02:32:09,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344018810] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:32:09,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 02:32:09,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 02:32:09,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958852202] [2024-08-23 02:32:09,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:32:09,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 02:32:09,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:32:09,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 02:32:09,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 02:32:09,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:09,193 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:32:09,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:32:09,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:09,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:09,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:09,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:09,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:09,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:09,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:09,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:09,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:09,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:09,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:09,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:09,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:09,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:09,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:09,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:09,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-23 02:32:09,425 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:32:09,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:32:09,425 INFO L85 PathProgramCache]: Analyzing trace with hash -48979382, now seen corresponding path program 1 times [2024-08-23 02:32:09,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:32:09,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536014926] [2024-08-23 02:32:09,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:32:09,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:32:09,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:32:09,555 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2024-08-23 02:32:09,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:32:09,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536014926] [2024-08-23 02:32:09,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536014926] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:32:09,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 02:32:09,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 02:32:09,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623894625] [2024-08-23 02:32:09,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:32:09,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 02:32:09,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:32:09,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 02:32:09,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 02:32:09,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:09,557 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:32:09,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:32:09,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:09,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:09,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:09,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:09,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:09,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:09,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:09,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:09,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:10,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:10,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-23 02:32:10,601 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:32:10,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:32:10,601 INFO L85 PathProgramCache]: Analyzing trace with hash -37636766, now seen corresponding path program 1 times [2024-08-23 02:32:10,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:32:10,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005715833] [2024-08-23 02:32:10,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:32:10,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:32:10,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:32:10,723 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-08-23 02:32:10,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:32:10,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005715833] [2024-08-23 02:32:10,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005715833] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:32:10,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 02:32:10,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 02:32:10,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447737059] [2024-08-23 02:32:10,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:32:10,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 02:32:10,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:32:10,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 02:32:10,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 02:32:10,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:10,726 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:32:10,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:32:10,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:10,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:10,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:10,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:10,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:10,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:10,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:10,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:10,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:10,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:11,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:11,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:11,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:11,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:11,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:11,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:11,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-23 02:32:11,089 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:32:11,089 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:32:11,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1603446927, now seen corresponding path program 1 times [2024-08-23 02:32:11,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:32:11,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459486293] [2024-08-23 02:32:11,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:32:11,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:32:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:32:11,169 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-08-23 02:32:11,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:32:11,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459486293] [2024-08-23 02:32:11,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459486293] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:32:11,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 02:32:11,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 02:32:11,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001241539] [2024-08-23 02:32:11,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:32:11,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 02:32:11,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:32:11,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 02:32:11,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 02:32:11,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:11,171 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:32:11,171 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 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) [2024-08-23 02:32:11,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:11,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:11,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:11,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:11,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:11,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:11,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:11,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:11,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:11,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:11,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:11,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:11,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:11,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-23 02:32:11,324 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:32:11,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:32:11,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1441541600, now seen corresponding path program 1 times [2024-08-23 02:32:11,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:32:11,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284104615] [2024-08-23 02:32:11,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:32:11,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:32:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:32:11,449 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-08-23 02:32:11,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:32:11,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284104615] [2024-08-23 02:32:11,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284104615] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:32:11,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 02:32:11,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 02:32:11,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869935435] [2024-08-23 02:32:11,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:32:11,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 02:32:11,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:32:11,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 02:32:11,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 02:32:11,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:11,451 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:32:11,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:32:11,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:11,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:11,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:11,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:11,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-08-23 02:32:11,601 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:32:11,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:32:11,601 INFO L85 PathProgramCache]: Analyzing trace with hash -370845080, now seen corresponding path program 1 times [2024-08-23 02:32:11,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:32:11,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651135962] [2024-08-23 02:32:11,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:32:11,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:32:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:32:11,932 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-08-23 02:32:11,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:32:11,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651135962] [2024-08-23 02:32:11,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651135962] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:32:11,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [411032421] [2024-08-23 02:32:11,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:32:11,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:32:11,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:32:11,936 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) [2024-08-23 02:32:11,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-08-23 02:32:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:32:12,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 4 conjunts are in the unsatisfiable core [2024-08-23 02:32:12,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:32:12,219 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-08-23 02:32:12,220 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-23 02:32:12,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [411032421] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:32:12,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-23 02:32:12,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2024-08-23 02:32:12,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486938745] [2024-08-23 02:32:12,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:32:12,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-23 02:32:12,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:32:12,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-23 02:32:12,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-08-23 02:32:12,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:12,224 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:32:12,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:32:12,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:12,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:12,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:12,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:13,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:13,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:13,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:13,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:13,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:13,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:13,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:13,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:13,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:13,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:13,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:13,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:13,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:13,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-08-23 02:32:13,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:32:13,825 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:32:13,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:32:13,825 INFO L85 PathProgramCache]: Analyzing trace with hash -867581300, now seen corresponding path program 1 times [2024-08-23 02:32:13,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:32:13,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851116592] [2024-08-23 02:32:13,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:32:13,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:32:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:32:13,962 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2024-08-23 02:32:13,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:32:13,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851116592] [2024-08-23 02:32:13,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851116592] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:32:13,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 02:32:13,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 02:32:13,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085301159] [2024-08-23 02:32:13,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:32:13,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 02:32:13,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:32:13,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 02:32:13,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 02:32:13,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:13,965 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:32:13,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:13,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:13,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:14,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:14,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:14,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:14,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-08-23 02:32:14,469 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:32:14,470 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:32:14,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1897296073, now seen corresponding path program 2 times [2024-08-23 02:32:14,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:32:14,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046648785] [2024-08-23 02:32:14,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:32:14,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:32:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:32:14,796 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-08-23 02:32:14,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:32:14,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046648785] [2024-08-23 02:32:14,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046648785] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:32:14,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909582739] [2024-08-23 02:32:14,797 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-23 02:32:14,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:32:14,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:32:14,799 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 02:32:14,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-08-23 02:32:15,012 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-08-23 02:32:15,012 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-23 02:32:15,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 8 conjunts are in the unsatisfiable core [2024-08-23 02:32:15,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:32:15,186 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-08-23 02:32:15,186 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 02:32:15,461 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-08-23 02:32:15,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1909582739] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 02:32:15,462 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 02:32:15,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 14 [2024-08-23 02:32:15,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570261512] [2024-08-23 02:32:15,463 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 02:32:15,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-08-23 02:32:15,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:32:15,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-08-23 02:32:15,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-08-23 02:32:15,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:15,464 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:32:15,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 9.928571428571429) internal successors, (139), 14 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:32:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:16,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:16,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:16,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:16,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:16,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:16,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:16,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:16,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:16,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:16,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:16,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:16,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:16,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:16,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:16,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-08-23 02:32:16,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-08-23 02:32:16,491 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:32:16,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:32:16,492 INFO L85 PathProgramCache]: Analyzing trace with hash -399255880, now seen corresponding path program 3 times [2024-08-23 02:32:16,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:32:16,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944233350] [2024-08-23 02:32:16,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:32:16,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:32:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:32:27,667 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 7 proven. 294 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-08-23 02:32:27,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:32:27,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944233350] [2024-08-23 02:32:27,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944233350] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:32:27,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1753576148] [2024-08-23 02:32:27,668 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-08-23 02:32:27,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:32:27,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:32:27,669 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) [2024-08-23 02:32:27,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-08-23 02:32:28,027 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-08-23 02:32:28,028 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-23 02:32:28,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 62 conjunts are in the unsatisfiable core [2024-08-23 02:32:28,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:32:32,899 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-08-23 02:32:32,900 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 02:32:53,320 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-08-23 02:32:53,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1753576148] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 02:32:53,321 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 02:32:53,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 16, 16] total 70 [2024-08-23 02:32:53,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809098361] [2024-08-23 02:32:53,321 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 02:32:53,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2024-08-23 02:32:53,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:32:53,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2024-08-23 02:32:53,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=974, Invalid=4138, Unknown=0, NotChecked=0, Total=5112 [2024-08-23 02:32:53,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:32:53,324 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:32:53,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 71 states have (on average 3.140845070422535) internal successors, (223), 71 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:32:53,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:06,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:06,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:06,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:06,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:35:06,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:06,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:35:06,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:06,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:06,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:06,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:06,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:06,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:06,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:06,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:06,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:06,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-08-23 02:35:06,769 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-08-23 02:35:06,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-08-23 02:35:06,955 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:35:06,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:35:06,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1844157666, now seen corresponding path program 1 times [2024-08-23 02:35:06,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:35:06,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731296204] [2024-08-23 02:35:06,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:35:06,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:35:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:35:07,118 INFO L134 CoverageAnalysis]: Checked inductivity of 698 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-08-23 02:35:07,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:35:07,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731296204] [2024-08-23 02:35:07,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731296204] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:35:07,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 02:35:07,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-23 02:35:07,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254676264] [2024-08-23 02:35:07,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:35:07,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-23 02:35:07,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:35:07,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-23 02:35:07,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-23 02:35:07,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:07,122 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:35:07,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:35:07,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:07,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:07,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:07,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:35:07,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:07,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:35:07,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:07,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:07,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:07,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:07,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:07,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:07,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:07,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:07,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:07,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-08-23 02:35:07,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:08,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:08,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:08,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:08,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:35:08,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:08,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:35:08,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:08,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:08,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-08-23 02:35:08,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:08,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-08-23 02:35:08,143 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:35:08,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:35:08,143 INFO L85 PathProgramCache]: Analyzing trace with hash -465197927, now seen corresponding path program 2 times [2024-08-23 02:35:08,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:35:08,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747210326] [2024-08-23 02:35:08,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:35:08,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:35:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:35:08,252 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2024-08-23 02:35:08,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:35:08,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747210326] [2024-08-23 02:35:08,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747210326] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:35:08,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 02:35:08,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 02:35:08,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066721406] [2024-08-23 02:35:08,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:35:08,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 02:35:08,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:35:08,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 02:35:08,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 02:35:08,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:08,254 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:35:08,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:35:08,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:08,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:08,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:08,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:35:08,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:08,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:35:08,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-08-23 02:35:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:35:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:35:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-08-23 02:35:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:08,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-08-23 02:35:08,965 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:35:08,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:35:08,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1323646581, now seen corresponding path program 3 times [2024-08-23 02:35:08,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:35:08,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024735152] [2024-08-23 02:35:08,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:35:08,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:35:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:35:09,243 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 89 proven. 49 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2024-08-23 02:35:09,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:35:09,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024735152] [2024-08-23 02:35:09,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024735152] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:35:09,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1997712796] [2024-08-23 02:35:09,243 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-08-23 02:35:09,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:35:09,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:35:09,244 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) [2024-08-23 02:35:09,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-08-23 02:35:09,527 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-08-23 02:35:09,527 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-23 02:35:09,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 5 conjunts are in the unsatisfiable core [2024-08-23 02:35:09,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:35:09,627 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2024-08-23 02:35:09,628 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-23 02:35:09,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1997712796] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:35:09,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-23 02:35:09,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2024-08-23 02:35:09,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189067011] [2024-08-23 02:35:09,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:35:09,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-23 02:35:09,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:35:09,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-23 02:35:09,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-08-23 02:35:09,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:09,629 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:35:09,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:35:09,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:09,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:09,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:09,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:35:09,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:09,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:35:09,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:09,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:09,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:09,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:09,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:09,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:09,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:09,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:09,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:09,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-08-23 02:35:09,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:09,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:09,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:20,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:20,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:20,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:20,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:20,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:20,169 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-08-23 02:35:20,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:35:20,355 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:35:20,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:35:20,355 INFO L85 PathProgramCache]: Analyzing trace with hash 854330519, now seen corresponding path program 1 times [2024-08-23 02:35:20,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:35:20,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175465997] [2024-08-23 02:35:20,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:35:20,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:35:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:35:20,444 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-08-23 02:35:20,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:35:20,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175465997] [2024-08-23 02:35:20,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175465997] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:35:20,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 02:35:20,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 02:35:20,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736791523] [2024-08-23 02:35:20,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:35:20,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 02:35:20,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:35:20,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 02:35:20,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 02:35:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:20,447 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:35:20,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:35:20,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:20,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:20,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:20,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:35:20,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:20,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:35:20,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:20,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:20,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-08-23 02:35:20,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:20,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:20,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:20,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:26,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:26,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-08-23 02:35:26,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:26,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:26,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:26,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:26,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-08-23 02:35:26,928 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:35:26,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:35:26,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1477919919, now seen corresponding path program 4 times [2024-08-23 02:35:26,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:35:26,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960867748] [2024-08-23 02:35:26,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:35:26,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:35:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:35:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 80 proven. 46 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-08-23 02:35:27,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:35:27,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960867748] [2024-08-23 02:35:27,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960867748] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 02:35:27,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [442097841] [2024-08-23 02:35:27,348 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-08-23 02:35:27,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 02:35:27,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 02:35:27,351 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) [2024-08-23 02:35:27,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-08-23 02:35:27,576 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-08-23 02:35:27,577 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-23 02:35:27,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 5 conjunts are in the unsatisfiable core [2024-08-23 02:35:27,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 02:35:27,659 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2024-08-23 02:35:27,659 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-23 02:35:27,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [442097841] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:35:27,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-23 02:35:27,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2024-08-23 02:35:27,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070915791] [2024-08-23 02:35:27,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:35:27,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-23 02:35:27,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:35:27,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-23 02:35:27,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-08-23 02:35:27,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:27,661 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:35:27,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:35:27,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:27,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:27,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:27,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:35:27,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:27,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:35:27,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:27,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:27,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:27,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:27,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:27,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:27,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:27,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:27,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:27,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-08-23 02:35:27,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:27,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:27,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:27,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:27,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:35:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:35:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-08-23 02:35:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:29,518 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-08-23 02:35:29,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-08-23 02:35:29,703 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 02:35:29,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 02:35:29,704 INFO L85 PathProgramCache]: Analyzing trace with hash -2134621798, now seen corresponding path program 5 times [2024-08-23 02:35:29,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 02:35:29,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602891324] [2024-08-23 02:35:29,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 02:35:29,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 02:35:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 02:35:29,791 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2024-08-23 02:35:29,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 02:35:29,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602891324] [2024-08-23 02:35:29,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602891324] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 02:35:29,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 02:35:29,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 02:35:29,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330415861] [2024-08-23 02:35:29,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 02:35:29,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 02:35:29,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 02:35:29,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 02:35:29,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 02:35:29,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:35:29,793 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 02:35:29,794 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 02:35:29,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:29,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:29,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:35:29,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-23 02:35:29,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:29,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-23 02:35:29,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 02:35:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-08-23 02:35:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:35:29,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:29,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:35:29,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:35:29,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:41:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 02:41:24,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 403 states. [2024-08-23 02:41:24,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 02:41:24,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:41:24,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:41:24,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:41:24,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 02:41:24,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 02:41:24,717 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 6 remaining) [2024-08-23 02:41:24,718 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 6 remaining) [2024-08-23 02:41:24,718 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 6 remaining) [2024-08-23 02:41:24,718 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2024-08-23 02:41:24,718 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2024-08-23 02:41:24,718 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 6 remaining) [2024-08-23 02:41:24,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-08-23 02:41:24,725 INFO L445 BasicCegarLoop]: Path program histogram: [5, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-23 02:41:24,728 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-23 02:41:24,729 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-23 02:41:24,731 INFO L507 ceAbstractionStarter]: Automizer considered 3 witness invariants [2024-08-23 02:41:24,731 INFO L508 ceAbstractionStarter]: WitnessConsidered=3 [2024-08-23 02:41:24,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 02:41:24 BasicIcfg [2024-08-23 02:41:24,732 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-23 02:41:24,733 INFO L158 Benchmark]: Toolchain (without parser) took 660000.04ms. Allocated memory was 167.8MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 93.0MB in the beginning and 910.3MB in the end (delta: -817.3MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-08-23 02:41:24,733 INFO L158 Benchmark]: Witness Parser took 0.67ms. Allocated memory is still 104.9MB. Free memory was 76.0MB in the beginning and 75.9MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 02:41:24,733 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 167.8MB. Free memory is still 139.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 02:41:24,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 575.16ms. Allocated memory is still 167.8MB. Free memory was 92.8MB in the beginning and 126.3MB in the end (delta: -33.5MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2024-08-23 02:41:24,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.03ms. Allocated memory is still 167.8MB. Free memory was 126.3MB in the beginning and 120.7MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-23 02:41:24,735 INFO L158 Benchmark]: Boogie Preprocessor took 72.34ms. Allocated memory is still 167.8MB. Free memory was 120.7MB in the beginning and 117.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-23 02:41:24,735 INFO L158 Benchmark]: RCFGBuilder took 1400.02ms. Allocated memory is still 167.8MB. Free memory was 117.1MB in the beginning and 74.9MB in the end (delta: 42.3MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2024-08-23 02:41:24,735 INFO L158 Benchmark]: TraceAbstraction took 657849.41ms. Allocated memory was 167.8MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 73.8MB in the beginning and 910.3MB in the end (delta: -836.5MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-08-23 02:41:24,736 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.67ms. Allocated memory is still 104.9MB. Free memory was 76.0MB in the beginning and 75.9MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 167.8MB. Free memory is still 139.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 575.16ms. Allocated memory is still 167.8MB. Free memory was 92.8MB in the beginning and 126.3MB in the end (delta: -33.5MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.03ms. Allocated memory is still 167.8MB. Free memory was 126.3MB in the beginning and 120.7MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.34ms. Allocated memory is still 167.8MB. Free memory was 120.7MB in the beginning and 117.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1400.02ms. Allocated memory is still 167.8MB. Free memory was 117.1MB in the beginning and 74.9MB in the end (delta: 42.3MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * TraceAbstraction took 657849.41ms. Allocated memory was 167.8MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 73.8MB in the beginning and 910.3MB in the end (delta: -836.5MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1649054, independent: 1453872, independent conditional: 1450845, independent unconditional: 3027, dependent: 195182, dependent conditional: 195133, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1465909, independent: 1453872, independent conditional: 1450845, independent unconditional: 3027, dependent: 12037, dependent conditional: 11988, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1465909, independent: 1453872, independent conditional: 1450845, independent unconditional: 3027, dependent: 12037, dependent conditional: 11988, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1673588, independent: 1453872, independent conditional: 52751, independent unconditional: 1401121, dependent: 219716, dependent conditional: 154928, dependent unconditional: 64788, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1673588, independent: 1453872, independent conditional: 52751, independent unconditional: 1401121, dependent: 219716, dependent conditional: 141142, dependent unconditional: 78574, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1673588, independent: 1453872, independent conditional: 52751, independent unconditional: 1401121, dependent: 219716, dependent conditional: 141142, dependent unconditional: 78574, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2496, independent: 2089, independent conditional: 133, independent unconditional: 1956, dependent: 407, dependent conditional: 355, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2496, independent: 1939, independent conditional: 0, independent unconditional: 1939, dependent: 557, dependent conditional: 0, dependent unconditional: 557, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 557, independent: 150, independent conditional: 133, independent unconditional: 17, dependent: 407, dependent conditional: 355, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 557, independent: 150, independent conditional: 133, independent unconditional: 17, dependent: 407, dependent conditional: 355, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 8332, independent: 2766, independent conditional: 2477, independent unconditional: 290, dependent: 5566, dependent conditional: 4855, dependent unconditional: 710, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1673588, independent: 1451783, independent conditional: 52618, independent unconditional: 1399165, dependent: 219309, dependent conditional: 140787, dependent unconditional: 78522, unknown: 2496, unknown conditional: 488, unknown unconditional: 2008] , Statistics on independence cache: Total cache size (in pairs): 2496, Positive cache size: 2089, Positive conditional cache size: 133, Positive unconditional cache size: 1956, Negative cache size: 407, Negative conditional cache size: 355, Negative unconditional cache size: 52, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 13786, Maximal queried relation: 16, Independence queries for same thread: 183145 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.2s, Number of persistent set computation: 1373, Number of trivial persistent sets: 1199, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3076, independent: 3027, independent conditional: 0, independent unconditional: 3027, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1649054, independent: 1453872, independent conditional: 1450845, independent unconditional: 3027, dependent: 195182, dependent conditional: 195133, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1465909, independent: 1453872, independent conditional: 1450845, independent unconditional: 3027, dependent: 12037, dependent conditional: 11988, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1465909, independent: 1453872, independent conditional: 1450845, independent unconditional: 3027, dependent: 12037, dependent conditional: 11988, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1673588, independent: 1453872, independent conditional: 52751, independent unconditional: 1401121, dependent: 219716, dependent conditional: 154928, dependent unconditional: 64788, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1673588, independent: 1453872, independent conditional: 52751, independent unconditional: 1401121, dependent: 219716, dependent conditional: 141142, dependent unconditional: 78574, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1673588, independent: 1453872, independent conditional: 52751, independent unconditional: 1401121, dependent: 219716, dependent conditional: 141142, dependent unconditional: 78574, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2496, independent: 2089, independent conditional: 133, independent unconditional: 1956, dependent: 407, dependent conditional: 355, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2496, independent: 1939, independent conditional: 0, independent unconditional: 1939, dependent: 557, dependent conditional: 0, dependent unconditional: 557, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 557, independent: 150, independent conditional: 133, independent unconditional: 17, dependent: 407, dependent conditional: 355, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 557, independent: 150, independent conditional: 133, independent unconditional: 17, dependent: 407, dependent conditional: 355, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 8332, independent: 2766, independent conditional: 2477, independent unconditional: 290, dependent: 5566, dependent conditional: 4855, dependent unconditional: 710, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1673588, independent: 1451783, independent conditional: 52618, independent unconditional: 1399165, dependent: 219309, dependent conditional: 140787, dependent unconditional: 78522, unknown: 2496, unknown conditional: 488, unknown unconditional: 2008] , Statistics on independence cache: Total cache size (in pairs): 2496, Positive cache size: 2089, Positive conditional cache size: 133, Positive unconditional cache size: 1956, Negative cache size: 407, Negative conditional cache size: 355, Negative unconditional cache size: 52, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 13786, Maximal queried relation: 16, Independence queries for same thread: 183145 - PositiveResult [Line: 155]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 156]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 157]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 81 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 657.6s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 564.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 702, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 87.8s InterpolantComputationTime, 2264 NumberOfCodeBlocks, 2187 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 2445 ConstructedInterpolants, 0 QuantifiedInterpolants, 44532 SizeOfPredicates, 44 NumberOfNonLiveVariables, 3809 ConjunctsInSsa, 349 ConjunctsInUnsatCore, 38 InterpolantComputations, 17 PerfectInterpolantSequences, 8453/9464 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-23 02:41:24,768 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-08-23 02:41:25,009 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE