./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-exp-term-subst.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-01-24_13-31-21.files/SV-COMP24_unreach-call/chl-exp-term-subst.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d8006e4b Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/chl-exp-term-subst.wvr.c ./goblint.2024-01-24_13-31-21.files/SV-COMP24_unreach-call/chl-exp-term-subst.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-d8006e4-m [2024-02-05 10:32:17,596 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-05 10:32:17,673 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-05 10:32:17,679 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-05 10:32:17,679 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-05 10:32:17,702 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-05 10:32:17,702 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-05 10:32:17,703 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-05 10:32:17,703 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-05 10:32:17,706 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-05 10:32:17,707 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-05 10:32:17,707 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-05 10:32:17,708 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-05 10:32:17,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-05 10:32:17,709 INFO L153 SettingsManager]: * Use SBE=true [2024-02-05 10:32:17,709 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-05 10:32:17,709 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-05 10:32:17,710 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-05 10:32:17,710 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-05 10:32:17,710 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-05 10:32:17,710 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-05 10:32:17,711 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-05 10:32:17,711 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-05 10:32:17,711 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-05 10:32:17,711 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-05 10:32:17,711 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-05 10:32:17,712 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-05 10:32:17,712 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-05 10:32:17,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-05 10:32:17,713 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-05 10:32:17,713 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-05 10:32:17,714 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-05 10:32:17,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-05 10:32:17,714 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-05 10:32:17,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-05 10:32:17,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-05 10:32:17,715 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-05 10:32:17,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-05 10:32:17,715 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-05 10:32:17,715 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-05 10:32:17,715 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-05 10:32:17,716 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-05 10:32:17,716 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-05 10:32:17,716 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-05 10:32:17,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-05 10:32:17,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-05 10:32:17,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-05 10:32:17,962 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-05 10:32:17,963 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-05 10:32:17,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-01-24_13-31-21.files/SV-COMP24_unreach-call/chl-exp-term-subst.wvr.yml/witness.yml [2024-02-05 10:32:18,113 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-05 10:32:18,114 INFO L274 PluginConnector]: CDTParser initialized [2024-02-05 10:32:18,115 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-exp-term-subst.wvr.c [2024-02-05 10:32:19,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-05 10:32:19,414 INFO L384 CDTParser]: Found 1 translation units. [2024-02-05 10:32:19,415 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-subst.wvr.c [2024-02-05 10:32:19,421 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fe02aabd/ea4eedaf218f42bab154b99b602fd5d8/FLAG625d4b4c8 [2024-02-05 10:32:19,438 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fe02aabd/ea4eedaf218f42bab154b99b602fd5d8 [2024-02-05 10:32:19,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-05 10:32:19,441 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-05 10:32:19,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-05 10:32:19,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-05 10:32:19,447 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-05 10:32:19,447 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 05.02 10:32:18" (1/2) ... [2024-02-05 10:32:19,448 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ed890e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:32:19, skipping insertion in model container [2024-02-05 10:32:19,448 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 05.02 10:32:18" (1/2) ... [2024-02-05 10:32:19,450 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e5144f2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:32:19, skipping insertion in model container [2024-02-05 10:32:19,450 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:32:19" (2/2) ... [2024-02-05 10:32:19,450 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ed890e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19, skipping insertion in model container [2024-02-05 10:32:19,450 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:32:19" (2/2) ... [2024-02-05 10:32:19,451 INFO L86 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-05 10:32:19,503 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-02-05 10:32:19,504 INFO L101 nessWitnessExtractor]: Location invariant before [L69-L69] (((((result_6 == 0) && (result_7 == 0)) && (result_8 == 0)) && (sort_label_is_null_5 == (_Bool)0)) && (sort_label_is_null_1 == (_Bool)0 || sort_label_is_null_1 == (_Bool)1)) && (sort_label_is_null_3 == (_Bool)0 || sort_label_is_null_3 == (_Bool)1) [2024-02-05 10:32:19,504 INFO L101 nessWitnessExtractor]: Location invariant before [L44-L44] (unsigned long )_argptr == 0UL [2024-02-05 10:32:19,504 INFO L101 nessWitnessExtractor]: Location invariant before [L72-L72] (((((result_6 == 0) && (result_7 == 0)) && (result_8 == 0)) && (sort_label_is_null_1 == (_Bool)0 || sort_label_is_null_1 == (_Bool)1)) && (sort_label_is_null_3 == (_Bool)0 || sort_label_is_null_3 == (_Bool)1)) && (sort_label_is_null_5 == (_Bool)0 || sort_label_is_null_5 == (_Bool)1) [2024-02-05 10:32:19,504 INFO L101 nessWitnessExtractor]: Location invariant before [L87-L87] (1 <= b) && (b != 0) [2024-02-05 10:32:19,504 INFO L101 nessWitnessExtractor]: Location invariant before [L50-L50] (unsigned long )_argptr == 0UL [2024-02-05 10:32:19,505 INFO L101 nessWitnessExtractor]: Location invariant before [L65-L65] (((((((sort_label_2 == 0) && (sort_label_4 == 0)) && (result_6 == 0)) && (result_7 == 0)) && (result_8 == 0)) && (sort_label_is_null_1 == (_Bool)0)) && (sort_label_is_null_3 == (_Bool)0)) && (sort_label_is_null_5 == (_Bool)0) [2024-02-05 10:32:19,505 INFO L101 nessWitnessExtractor]: Location invariant before [L66-L66] ((((((sort_label_4 == 0) && (result_6 == 0)) && (result_7 == 0)) && (result_8 == 0)) && (sort_label_is_null_1 == (_Bool)0)) && (sort_label_is_null_3 == (_Bool)0)) && (sort_label_is_null_5 == (_Bool)0) [2024-02-05 10:32:19,505 INFO L101 nessWitnessExtractor]: Location invariant before [L88-L88] (b <= -1) && (b != 0) [2024-02-05 10:32:19,505 INFO L101 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-02-05 10:32:19,505 INFO L101 nessWitnessExtractor]: Location invariant before [L68-L68] (((((result_6 == 0) && (result_7 == 0)) && (result_8 == 0)) && (sort_label_is_null_3 == (_Bool)0)) && (sort_label_is_null_5 == (_Bool)0)) && (sort_label_is_null_1 == (_Bool)0 || sort_label_is_null_1 == (_Bool)1) [2024-02-05 10:32:19,505 INFO L101 nessWitnessExtractor]: Location invariant before [L64-L64] ((((((((sort_label_0 == 0) && (sort_label_2 == 0)) && (sort_label_4 == 0)) && (result_6 == 0)) && (result_7 == 0)) && (result_8 == 0)) && (sort_label_is_null_1 == (_Bool)0)) && (sort_label_is_null_3 == (_Bool)0)) && (sort_label_is_null_5 == (_Bool)0) [2024-02-05 10:32:19,505 INFO L101 nessWitnessExtractor]: Location invariant before [L58-L58] (unsigned long )_argptr == 0UL [2024-02-05 10:32:19,505 INFO L101 nessWitnessExtractor]: Location invariant before [L46-L46] (unsigned long )_argptr == 0UL [2024-02-05 10:32:19,506 INFO L101 nessWitnessExtractor]: Location invariant before [L67-L67] (((((result_6 == 0) && (result_7 == 0)) && (result_8 == 0)) && (sort_label_is_null_1 == (_Bool)0)) && (sort_label_is_null_3 == (_Bool)0)) && (sort_label_is_null_5 == (_Bool)0) [2024-02-05 10:32:19,506 INFO L101 nessWitnessExtractor]: Location invariant before [L52-L52] (unsigned long )_argptr == 0UL [2024-02-05 10:32:19,526 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-02-05 10:32:19,646 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-subst.wvr.c[3111,3124] [2024-02-05 10:32:19,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-05 10:32:19,658 INFO L204 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-05 10:32:19,720 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-subst.wvr.c[3111,3124] Start Parsing Local Start Parsing Local [2024-02-05 10:32:19,723 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-05 10:32:19,734 INFO L208 MainTranslator]: Completed translation [2024-02-05 10:32:19,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19 WrapperNode [2024-02-05 10:32:19,735 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-05 10:32:19,736 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-05 10:32:19,736 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-05 10:32:19,736 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-05 10:32:19,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (1/1) ... [2024-02-05 10:32:19,757 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (1/1) ... [2024-02-05 10:32:19,792 INFO L138 Inliner]: procedures = 23, calls = 31, calls flagged for inlining = 9, calls inlined = 13, statements flattened = 203 [2024-02-05 10:32:19,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-05 10:32:19,794 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-05 10:32:19,794 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-05 10:32:19,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-05 10:32:19,803 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (1/1) ... [2024-02-05 10:32:19,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (1/1) ... [2024-02-05 10:32:19,815 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (1/1) ... [2024-02-05 10:32:19,841 INFO L175 MemorySlicer]: Split 8 memory accesses to 4 slices as follows [2, 2, 2, 2]. 25 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 3 writes are split as follows [0, 1, 1, 1]. [2024-02-05 10:32:19,842 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (1/1) ... [2024-02-05 10:32:19,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (1/1) ... [2024-02-05 10:32:19,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (1/1) ... [2024-02-05 10:32:19,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (1/1) ... [2024-02-05 10:32:19,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (1/1) ... [2024-02-05 10:32:19,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (1/1) ... [2024-02-05 10:32:19,865 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-05 10:32:19,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-05 10:32:19,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-05 10:32:19,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-05 10:32:19,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (1/1) ... [2024-02-05 10:32:19,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-05 10:32:19,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-05 10:32:19,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-05 10:32:19,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-05 10:32:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-05 10:32:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-05 10:32:19,932 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-05 10:32:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-05 10:32:19,933 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-05 10:32:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-05 10:32:19,933 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-05 10:32:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-05 10:32:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-05 10:32:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-05 10:32:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-05 10:32:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-05 10:32:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-05 10:32:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-05 10:32:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-05 10:32:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-05 10:32:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-05 10:32:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-05 10:32:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-05 10:32:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-05 10:32:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-05 10:32:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-05 10:32:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-05 10:32:19,938 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-05 10:32:20,045 INFO L244 CfgBuilder]: Building ICFG [2024-02-05 10:32:20,047 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-05 10:32:20,369 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-05 10:32:20,370 INFO L293 CfgBuilder]: Performing block encoding [2024-02-05 10:32:20,621 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-05 10:32:20,621 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-05 10:32:20,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.02 10:32:20 BoogieIcfgContainer [2024-02-05 10:32:20,622 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-05 10:32:20,623 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-05 10:32:20,623 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-05 10:32:20,626 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-05 10:32:20,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 05.02 10:32:18" (1/4) ... [2024-02-05 10:32:20,626 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d763d1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 05.02 10:32:20, skipping insertion in model container [2024-02-05 10:32:20,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 10:32:19" (2/4) ... [2024-02-05 10:32:20,627 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d763d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:32:20, skipping insertion in model container [2024-02-05 10:32:20,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:32:19" (3/4) ... [2024-02-05 10:32:20,627 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d763d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:32:20, skipping insertion in model container [2024-02-05 10:32:20,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.02 10:32:20" (4/4) ... [2024-02-05 10:32:20,628 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-exp-term-subst.wvr.c [2024-02-05 10:32:20,640 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-05 10:32:20,641 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2024-02-05 10:32:20,641 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-05 10:32:20,688 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-02-05 10:32:20,712 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 87 places, 86 transitions, 193 flow [2024-02-05 10:32:20,737 INFO L124 PetriNetUnfolderBase]: 9/83 cut-off events. [2024-02-05 10:32:20,738 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-02-05 10:32:20,742 INFO L83 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 83 events. 9/83 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 219 event pairs, 0 based on Foata normal form. 0/54 useless extension candidates. Maximal degree in co-relation 63. Up to 2 conditions per place. [2024-02-05 10:32:20,742 INFO L82 GeneralOperation]: Start removeDead. Operand has 87 places, 86 transitions, 193 flow [2024-02-05 10:32:20,744 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 83 places, 82 transitions, 182 flow [2024-02-05 10:32:20,751 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-05 10:32:20,756 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=PETRI_NET, 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;@19132d9c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-05 10:32:20,756 INFO L358 AbstractCegarLoop]: Starting to check reachability of 35 error locations. [2024-02-05 10:32:20,758 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-05 10:32:20,758 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-05 10:32:20,758 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-05 10:32:20,758 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-05 10:32:20,758 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-05 10:32:20,759 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (and 32 more)] === [2024-02-05 10:32:20,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-05 10:32:20,762 INFO L85 PathProgramCache]: Analyzing trace with hash 18866, now seen corresponding path program 1 times [2024-02-05 10:32:20,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-05 10:32:20,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826088206] [2024-02-05 10:32:20,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-05 10:32:20,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-05 10:32:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-05 10:32:21,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-05 10:32:21,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-05 10:32:21,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826088206] [2024-02-05 10:32:21,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826088206] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-05 10:32:21,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-05 10:32:21,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-05 10:32:21,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39120589] [2024-02-05 10:32:21,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-05 10:32:21,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-05 10:32:21,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-05 10:32:21,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-05 10:32:21,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-05 10:32:21,231 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 31 out of 86 [2024-02-05 10:32:21,234 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 82 transitions, 182 flow. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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) [2024-02-05 10:32:21,234 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-05 10:32:21,234 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 31 of 86 [2024-02-05 10:32:21,235 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-05 10:32:21,977 INFO L124 PetriNetUnfolderBase]: 4656/7297 cut-off events. [2024-02-05 10:32:21,977 INFO L125 PetriNetUnfolderBase]: For 263/263 co-relation queries the response was YES. [2024-02-05 10:32:21,998 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13739 conditions, 7297 events. 4656/7297 cut-off events. For 263/263 co-relation queries the response was YES. Maximal size of possible extension queue 572. Compared 50445 event pairs, 3768 based on Foata normal form. 0/5967 useless extension candidates. Maximal degree in co-relation 12562. Up to 6164 conditions per place. [2024-02-05 10:32:22,040 INFO L140 encePairwiseOnDemand]: 83/86 looper letters, 51 selfloop transitions, 2 changer transitions 0/81 dead transitions. [2024-02-05 10:32:22,040 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 81 transitions, 286 flow [2024-02-05 10:32:22,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-05 10:32:22,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-05 10:32:22,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 147 transitions. [2024-02-05 10:32:22,051 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5697674418604651 [2024-02-05 10:32:22,052 INFO L175 Difference]: Start difference. First operand has 83 places, 82 transitions, 182 flow. Second operand 3 states and 147 transitions. [2024-02-05 10:32:22,053 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 81 transitions, 286 flow [2024-02-05 10:32:22,059 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 81 transitions, 274 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-02-05 10:32:22,062 INFO L231 Difference]: Finished difference. Result has 78 places, 81 transitions, 172 flow [2024-02-05 10:32:22,063 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=86, PETRI_DIFFERENCE_MINUEND_FLOW=168, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=172, PETRI_PLACES=78, PETRI_TRANSITIONS=81} [2024-02-05 10:32:22,067 INFO L281 CegarLoopForPetriNet]: 83 programPoint places, -5 predicate places. [2024-02-05 10:32:22,067 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 81 transitions, 172 flow [2024-02-05 10:32:22,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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) [2024-02-05 10:32:22,067 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-05 10:32:22,068 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-02-05 10:32:22,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-05 10:32:22,068 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (and 32 more)] === [2024-02-05 10:32:22,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-05 10:32:22,068 INFO L85 PathProgramCache]: Analyzing trace with hash 585491, now seen corresponding path program 1 times [2024-02-05 10:32:22,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-05 10:32:22,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536092409] [2024-02-05 10:32:22,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-05 10:32:22,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-05 10:32:22,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-05 10:32:22,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-05 10:32:22,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-05 10:32:22,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536092409] [2024-02-05 10:32:22,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536092409] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-05 10:32:22,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-05 10:32:22,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-02-05 10:32:22,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345191550] [2024-02-05 10:32:22,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-05 10:32:22,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-02-05 10:32:22,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-05 10:32:22,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-02-05 10:32:22,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-02-05 10:32:22,205 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 34 out of 86 [2024-02-05 10:32:22,208 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 81 transitions, 172 flow. Second operand has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 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) [2024-02-05 10:32:22,210 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-05 10:32:22,210 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 34 of 86 [2024-02-05 10:32:22,210 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-05 10:32:22,758 INFO L124 PetriNetUnfolderBase]: 3624/5806 cut-off events. [2024-02-05 10:32:22,761 INFO L125 PetriNetUnfolderBase]: For 47/47 co-relation queries the response was YES. [2024-02-05 10:32:22,770 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10816 conditions, 5806 events. 3624/5806 cut-off events. For 47/47 co-relation queries the response was YES. Maximal size of possible extension queue 680. Compared 43327 event pairs, 2973 based on Foata normal form. 0/4967 useless extension candidates. Maximal degree in co-relation 10807. Up to 4931 conditions per place. [2024-02-05 10:32:22,793 INFO L140 encePairwiseOnDemand]: 83/86 looper letters, 48 selfloop transitions, 2 changer transitions 0/80 dead transitions. [2024-02-05 10:32:22,793 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 80 transitions, 270 flow [2024-02-05 10:32:22,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-05 10:32:22,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-05 10:32:22,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 153 transitions. [2024-02-05 10:32:22,795 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5930232558139535 [2024-02-05 10:32:22,795 INFO L175 Difference]: Start difference. First operand has 78 places, 81 transitions, 172 flow. Second operand 3 states and 153 transitions. [2024-02-05 10:32:22,795 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 80 transitions, 270 flow [2024-02-05 10:32:22,796 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 80 transitions, 266 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-05 10:32:22,797 INFO L231 Difference]: Finished difference. Result has 77 places, 80 transitions, 170 flow [2024-02-05 10:32:22,797 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=86, PETRI_DIFFERENCE_MINUEND_FLOW=166, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=170, PETRI_PLACES=77, PETRI_TRANSITIONS=80} [2024-02-05 10:32:22,797 INFO L281 CegarLoopForPetriNet]: 83 programPoint places, -6 predicate places. [2024-02-05 10:32:22,798 INFO L495 AbstractCegarLoop]: Abstraction has has 77 places, 80 transitions, 170 flow [2024-02-05 10:32:22,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 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) [2024-02-05 10:32:22,798 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-05 10:32:22,798 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-02-05 10:32:22,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-05 10:32:22,798 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (and 32 more)] === [2024-02-05 10:32:22,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-05 10:32:22,799 INFO L85 PathProgramCache]: Analyzing trace with hash 18150822, now seen corresponding path program 1 times [2024-02-05 10:32:22,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-05 10:32:22,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207234014] [2024-02-05 10:32:22,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-05 10:32:22,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-05 10:32:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-05 10:32:22,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-05 10:32:22,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-05 10:32:22,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207234014] [2024-02-05 10:32:22,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207234014] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-05 10:32:22,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-05 10:32:22,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-02-05 10:32:22,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929956214] [2024-02-05 10:32:22,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-05 10:32:22,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-02-05 10:32:22,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-05 10:32:22,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-02-05 10:32:22,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-02-05 10:32:22,898 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 36 out of 86 [2024-02-05 10:32:22,898 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 77 places, 80 transitions, 170 flow. Second operand has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 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) [2024-02-05 10:32:22,899 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-05 10:32:22,899 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 36 of 86 [2024-02-05 10:32:22,899 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-05 10:32:23,314 INFO L124 PetriNetUnfolderBase]: 3167/5227 cut-off events. [2024-02-05 10:32:23,314 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-02-05 10:32:23,323 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9736 conditions, 5227 events. 3167/5227 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 644. Compared 40251 event pairs, 2653 based on Foata normal form. 0/4411 useless extension candidates. Maximal degree in co-relation 9725. Up to 4429 conditions per place. [2024-02-05 10:32:23,343 INFO L140 encePairwiseOnDemand]: 83/86 looper letters, 46 selfloop transitions, 2 changer transitions 0/79 dead transitions. [2024-02-05 10:32:23,344 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 79 transitions, 264 flow [2024-02-05 10:32:23,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-05 10:32:23,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-05 10:32:23,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 157 transitions. [2024-02-05 10:32:23,346 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6085271317829457 [2024-02-05 10:32:23,346 INFO L175 Difference]: Start difference. First operand has 77 places, 80 transitions, 170 flow. Second operand 3 states and 157 transitions. [2024-02-05 10:32:23,347 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 79 transitions, 264 flow [2024-02-05 10:32:23,347 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 79 transitions, 260 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-05 10:32:23,348 INFO L231 Difference]: Finished difference. Result has 76 places, 79 transitions, 168 flow [2024-02-05 10:32:23,348 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=86, PETRI_DIFFERENCE_MINUEND_FLOW=164, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=168, PETRI_PLACES=76, PETRI_TRANSITIONS=79} [2024-02-05 10:32:23,349 INFO L281 CegarLoopForPetriNet]: 83 programPoint places, -7 predicate places. [2024-02-05 10:32:23,349 INFO L495 AbstractCegarLoop]: Abstraction has has 76 places, 79 transitions, 168 flow [2024-02-05 10:32:23,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 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) [2024-02-05 10:32:23,349 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-05 10:32:23,349 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-05 10:32:23,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-05 10:32:23,350 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (and 32 more)] === [2024-02-05 10:32:23,350 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-05 10:32:23,350 INFO L85 PathProgramCache]: Analyzing trace with hash 562676101, now seen corresponding path program 1 times [2024-02-05 10:32:23,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-05 10:32:23,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547920234] [2024-02-05 10:32:23,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-05 10:32:23,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-05 10:32:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-05 10:32:23,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-05 10:32:23,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-05 10:32:23,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547920234] [2024-02-05 10:32:23,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547920234] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-05 10:32:23,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-05 10:32:23,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-02-05 10:32:23,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457989449] [2024-02-05 10:32:23,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-05 10:32:23,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-02-05 10:32:23,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-05 10:32:23,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-02-05 10:32:23,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-02-05 10:32:23,461 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 37 out of 86 [2024-02-05 10:32:23,461 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 79 transitions, 168 flow. Second operand has 4 states, 4 states have (on average 38.25) internal successors, (153), 4 states have internal predecessors, (153), 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) [2024-02-05 10:32:23,461 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-05 10:32:23,461 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 37 of 86 [2024-02-05 10:32:23,461 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-05 10:32:23,907 INFO L124 PetriNetUnfolderBase]: 3167/5227 cut-off events. [2024-02-05 10:32:23,907 INFO L125 PetriNetUnfolderBase]: For 30/30 co-relation queries the response was YES. [2024-02-05 10:32:23,916 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9735 conditions, 5227 events. 3167/5227 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 642. Compared 40357 event pairs, 1163 based on Foata normal form. 0/4442 useless extension candidates. Maximal degree in co-relation 9722. Up to 2667 conditions per place. [2024-02-05 10:32:23,933 INFO L140 encePairwiseOnDemand]: 80/86 looper letters, 68 selfloop transitions, 5 changer transitions 0/104 dead transitions. [2024-02-05 10:32:23,933 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 104 transitions, 366 flow [2024-02-05 10:32:23,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-02-05 10:32:23,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-02-05 10:32:23,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 222 transitions. [2024-02-05 10:32:23,934 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6453488372093024 [2024-02-05 10:32:23,935 INFO L175 Difference]: Start difference. First operand has 76 places, 79 transitions, 168 flow. Second operand 4 states and 222 transitions. [2024-02-05 10:32:23,935 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 104 transitions, 366 flow [2024-02-05 10:32:23,935 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 104 transitions, 362 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-05 10:32:23,936 INFO L231 Difference]: Finished difference. Result has 77 places, 81 transitions, 188 flow [2024-02-05 10:32:23,936 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=86, PETRI_DIFFERENCE_MINUEND_FLOW=162, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=188, PETRI_PLACES=77, PETRI_TRANSITIONS=81} [2024-02-05 10:32:23,937 INFO L281 CegarLoopForPetriNet]: 83 programPoint places, -6 predicate places. [2024-02-05 10:32:23,937 INFO L495 AbstractCegarLoop]: Abstraction has has 77 places, 81 transitions, 188 flow [2024-02-05 10:32:23,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.25) internal successors, (153), 4 states have internal predecessors, (153), 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) [2024-02-05 10:32:23,937 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-05 10:32:23,937 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-02-05 10:32:23,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-02-05 10:32:23,938 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (and 32 more)] === [2024-02-05 10:32:23,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-05 10:32:23,938 INFO L85 PathProgramCache]: Analyzing trace with hash 263090579, now seen corresponding path program 1 times [2024-02-05 10:32:23,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-05 10:32:23,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048576957] [2024-02-05 10:32:23,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-05 10:32:23,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-05 10:32:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-05 10:32:23,949 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-05 10:32:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-05 10:32:23,966 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-05 10:32:23,967 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-05 10:32:23,967 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 35 remaining) [2024-02-05 10:32:23,969 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 35 remaining) [2024-02-05 10:32:23,969 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 35 remaining) [2024-02-05 10:32:23,969 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 35 remaining) [2024-02-05 10:32:23,969 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 35 remaining) [2024-02-05 10:32:23,969 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 35 remaining) [2024-02-05 10:32:23,969 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 35 remaining) [2024-02-05 10:32:23,969 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 35 remaining) [2024-02-05 10:32:23,969 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 35 remaining) [2024-02-05 10:32:23,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 35 remaining) [2024-02-05 10:32:23,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 35 remaining) [2024-02-05 10:32:23,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 35 remaining) [2024-02-05 10:32:23,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 35 remaining) [2024-02-05 10:32:23,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 35 remaining) [2024-02-05 10:32:23,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 35 remaining) [2024-02-05 10:32:23,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 35 remaining) [2024-02-05 10:32:23,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 35 remaining) [2024-02-05 10:32:23,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 35 remaining) [2024-02-05 10:32:23,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 35 remaining) [2024-02-05 10:32:23,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (15 of 35 remaining) [2024-02-05 10:32:23,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (14 of 35 remaining) [2024-02-05 10:32:23,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 35 remaining) [2024-02-05 10:32:23,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 35 remaining) [2024-02-05 10:32:23,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 35 remaining) [2024-02-05 10:32:23,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 35 remaining) [2024-02-05 10:32:23,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 35 remaining) [2024-02-05 10:32:23,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 35 remaining) [2024-02-05 10:32:23,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 35 remaining) [2024-02-05 10:32:23,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 35 remaining) [2024-02-05 10:32:23,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 35 remaining) [2024-02-05 10:32:23,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 35 remaining) [2024-02-05 10:32:23,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 35 remaining) [2024-02-05 10:32:23,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 35 remaining) [2024-02-05 10:32:23,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 35 remaining) [2024-02-05 10:32:23,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 35 remaining) [2024-02-05 10:32:23,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-02-05 10:32:23,972 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-02-05 10:32:23,977 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-05 10:32:23,977 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-05 10:32:23,991 INFO L503 ceAbstractionStarter]: Automizer considered 19 witness invariants [2024-02-05 10:32:23,992 INFO L504 ceAbstractionStarter]: WitnessConsidered=19 [2024-02-05 10:32:23,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 10:32:23 BasicIcfg [2024-02-05 10:32:23,992 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-05 10:32:23,993 INFO L158 Benchmark]: Toolchain (without parser) took 4552.00ms. Allocated memory was 151.0MB in the beginning and 633.3MB in the end (delta: 482.3MB). Free memory was 76.6MB in the beginning and 400.6MB in the end (delta: -323.9MB). Peak memory consumption was 160.4MB. Max. memory is 16.1GB. [2024-02-05 10:32:23,993 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-05 10:32:23,993 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 151.0MB. Free memory is still 122.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-05 10:32:23,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.15ms. Allocated memory is still 151.0MB. Free memory was 76.5MB in the beginning and 109.0MB in the end (delta: -32.5MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2024-02-05 10:32:23,993 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.62ms. Allocated memory is still 151.0MB. Free memory was 109.0MB in the beginning and 106.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-05 10:32:23,994 INFO L158 Benchmark]: Boogie Preprocessor took 73.00ms. Allocated memory is still 151.0MB. Free memory was 106.2MB in the beginning and 103.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-05 10:32:23,994 INFO L158 Benchmark]: RCFGBuilder took 753.73ms. Allocated memory is still 151.0MB. Free memory was 103.4MB in the beginning and 116.3MB in the end (delta: -12.8MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2024-02-05 10:32:23,994 INFO L158 Benchmark]: TraceAbstraction took 3369.10ms. Allocated memory was 151.0MB in the beginning and 633.3MB in the end (delta: 482.3MB). Free memory was 115.4MB in the beginning and 400.6MB in the end (delta: -285.2MB). Peak memory consumption was 196.8MB. Max. memory is 16.1GB. [2024-02-05 10:32:23,996 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 0.14ms. Allocated memory is still 109.1MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 151.0MB. Free memory is still 122.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 292.15ms. Allocated memory is still 151.0MB. Free memory was 76.5MB in the beginning and 109.0MB in the end (delta: -32.5MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.62ms. Allocated memory is still 151.0MB. Free memory was 109.0MB in the beginning and 106.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.00ms. Allocated memory is still 151.0MB. Free memory was 106.2MB in the beginning and 103.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 753.73ms. Allocated memory is still 151.0MB. Free memory was 103.4MB in the beginning and 116.3MB in the end (delta: -12.8MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3369.10ms. Allocated memory was 151.0MB in the beginning and 633.3MB in the end (delta: 482.3MB). Free memory was 115.4MB in the beginning and 400.6MB in the end (delta: -285.2MB). Peak memory consumption was 196.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 68]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] int sort_label_0, sort_label_2, sort_label_4, result_6, result_7, result_8; [L39] _Bool sort_label_is_null_1, sort_label_is_null_3, sort_label_is_null_5; [L62] pthread_t t1, t2, t3; VAL [result_6=0, result_7=0, result_8=0, sort_label_0=0, sort_label_2=0, sort_label_4=0, sort_label_is_null_1=0, sort_label_is_null_3=0, sort_label_is_null_5=0, t1={5:0}, t2={6:0}, t3={3:0}] [L64] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[sort_label_0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_4],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[result_6],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[result_7],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[result_8],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_3],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_5],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]]]] [L64] sort_label_0 = __VERIFIER_nondet_int() [L65] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[sort_label_2],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_4],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[result_6],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[result_7],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[result_8],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_3],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_5],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]]]] [L65] sort_label_2 = __VERIFIER_nondet_int() [L66] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[sort_label_4],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[result_6],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[result_7],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[result_8],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_3],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_5],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]]]] [L66] sort_label_4 = __VERIFIER_nondet_int() [L67] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[result_6],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[result_7],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[result_8],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_3],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_5],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]]]] [L67] sort_label_is_null_1 = __VERIFIER_nondet_bool() [L68] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[result_6],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[result_7],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[result_8],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_3],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_5],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[sort_label_is_null_1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] VAL [result_6=0, result_7=0, result_8=0, sort_label_0=0, sort_label_2=0, sort_label_4=0, sort_label_is_null_1=2, sort_label_is_null_3=0, sort_label_is_null_5=0, t1={5:0}, t2={6:0}, t3={3:0}] - UnprovableResult [Line: 44]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 46]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 50]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 52]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 65]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 66]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 72]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 73]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 72]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 129 locations, 35 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 3.3s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 182 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 107 mSDsluCounter, 32 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 541 IncrementalHoareTripleChecker+Invalid, 566 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 19 mSDtfsCounter, 541 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=188occurred in iteration=4, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 265 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-05 10:32:24,039 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE