./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5fedede1a0cf545b0a275694256164e3eb4f49b22c80042adac647157728b27d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 09:55:55,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 09:55:55,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 09:55:55,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 09:55:55,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 09:55:55,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 09:55:55,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 09:55:55,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 09:55:55,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 09:55:55,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 09:55:55,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 09:55:55,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 09:55:55,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 09:55:55,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 09:55:55,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 09:55:55,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 09:55:55,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 09:55:55,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 09:55:55,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 09:55:55,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 09:55:55,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 09:55:55,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 09:55:55,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 09:55:55,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 09:55:55,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 09:55:55,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 09:55:55,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 09:55:55,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 09:55:55,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 09:55:55,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 09:55:55,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 09:55:55,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 09:55:55,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 09:55:55,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 09:55:55,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 09:55:55,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 09:55:55,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 09:55:55,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 09:55:55,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 09:55:55,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 09:55:55,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 09:55:55,958 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-12-07 09:55:56,006 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 09:55:56,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 09:55:56,007 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 09:55:56,007 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 09:55:56,013 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 09:55:56,014 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 09:55:56,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 09:55:56,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 09:55:56,015 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 09:55:56,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 09:55:56,017 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 09:55:56,017 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 09:55:56,017 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 09:55:56,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 09:55:56,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 09:55:56,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 09:55:56,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 09:55:56,018 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 09:55:56,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 09:55:56,019 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 09:55:56,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 09:55:56,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 09:55:56,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 09:55:56,020 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-12-07 09:55:56,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 09:55:56,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:55:56,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 09:55:56,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 09:55:56,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 09:55:56,022 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 09:55:56,022 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-12-07 09:55:56,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 09:55:56,023 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 09:55:56,023 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-12-07 09:55:56,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 09:55:56,024 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-12-07 09:55:56,024 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-12-07 09:55:56,024 INFO L138 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fedede1a0cf545b0a275694256164e3eb4f49b22c80042adac647157728b27d [2021-12-07 09:55:56,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 09:55:56,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 09:55:56,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 09:55:56,383 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 09:55:56,384 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 09:55:56,385 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2021-12-07 09:55:56,453 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/data/f21fcf41b/44edbcc6911e4073bce630c7930f45b6/FLAG922ae489a [2021-12-07 09:55:56,984 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 09:55:56,985 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2021-12-07 09:55:56,992 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/data/f21fcf41b/44edbcc6911e4073bce630c7930f45b6/FLAG922ae489a [2021-12-07 09:55:57,396 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/data/f21fcf41b/44edbcc6911e4073bce630c7930f45b6 [2021-12-07 09:55:57,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 09:55:57,407 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 09:55:57,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 09:55:57,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 09:55:57,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 09:55:57,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:55:57" (1/1) ... [2021-12-07 09:55:57,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eaf667f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57, skipping insertion in model container [2021-12-07 09:55:57,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:55:57" (1/1) ... [2021-12-07 09:55:57,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 09:55:57,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 09:55:57,661 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2021-12-07 09:55:57,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 09:55:57,676 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 09:55:57,706 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2021-12-07 09:55:57,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 09:55:57,723 INFO L208 MainTranslator]: Completed translation [2021-12-07 09:55:57,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57 WrapperNode [2021-12-07 09:55:57,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 09:55:57,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 09:55:57,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 09:55:57,725 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 09:55:57,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57" (1/1) ... [2021-12-07 09:55:57,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57" (1/1) ... [2021-12-07 09:55:57,779 INFO L137 Inliner]: procedures = 25, calls = 63, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 317 [2021-12-07 09:55:57,779 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 09:55:57,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 09:55:57,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 09:55:57,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 09:55:57,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57" (1/1) ... [2021-12-07 09:55:57,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57" (1/1) ... [2021-12-07 09:55:57,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57" (1/1) ... [2021-12-07 09:55:57,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57" (1/1) ... [2021-12-07 09:55:57,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57" (1/1) ... [2021-12-07 09:55:57,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57" (1/1) ... [2021-12-07 09:55:57,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57" (1/1) ... [2021-12-07 09:55:57,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 09:55:57,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 09:55:57,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 09:55:57,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 09:55:57,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57" (1/1) ... [2021-12-07 09:55:57,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:55:57,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:55:57,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 09:55:57,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 09:55:57,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 09:55:57,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 09:55:57,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 09:55:57,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 09:55:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-12-07 09:55:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-12-07 09:55:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-12-07 09:55:57,905 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-12-07 09:55:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-12-07 09:55:57,906 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-12-07 09:55:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 09:55:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-07 09:55:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-07 09:55:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 09:55:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 09:55:57,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 09:55:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 09:55:57,908 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-07 09:55:58,060 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 09:55:58,061 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 09:55:58,568 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 09:55:58,677 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 09:55:58,677 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-12-07 09:55:58,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:55:58 BoogieIcfgContainer [2021-12-07 09:55:58,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 09:55:58,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 09:55:58,682 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 09:55:58,685 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 09:55:58,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:55:57" (1/3) ... [2021-12-07 09:55:58,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66e99afa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:55:58, skipping insertion in model container [2021-12-07 09:55:58,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:55:57" (2/3) ... [2021-12-07 09:55:58,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66e99afa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:55:58, skipping insertion in model container [2021-12-07 09:55:58,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:55:58" (3/3) ... [2021-12-07 09:55:58,688 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2021-12-07 09:55:58,693 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-07 09:55:58,693 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 09:55:58,694 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 09:55:58,694 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-07 09:55:58,738 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,741 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,741 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,741 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,741 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,742 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,742 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,742 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,742 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,743 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,743 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,743 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,743 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,744 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,748 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,748 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,748 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,748 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,748 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,749 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,749 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,749 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,749 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,750 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,750 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,750 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,750 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,751 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,751 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,751 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,753 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,753 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,753 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,754 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,754 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,754 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,754 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,755 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,755 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,755 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,755 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,756 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,756 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,757 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,757 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,757 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,757 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,758 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,758 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,758 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,758 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,758 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,759 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,759 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,759 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,760 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,760 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,760 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,760 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,760 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,761 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,761 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,761 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,762 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,763 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,765 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,765 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,768 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,773 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,773 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,773 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,774 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,774 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,774 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,774 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,775 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,775 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,775 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,776 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,776 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,777 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,777 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,777 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,777 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,777 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,778 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,778 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,778 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,779 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,779 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,779 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,779 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,779 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,780 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,780 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,780 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,781 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,781 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,781 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,781 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,781 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,782 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,782 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,782 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,782 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,784 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,784 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,784 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,784 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,784 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,785 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,785 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,785 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,785 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,785 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,786 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,789 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,789 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,789 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,789 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,790 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,790 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,790 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,791 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,792 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,792 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,792 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,793 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,794 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,794 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,794 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,794 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,794 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,799 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,800 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,800 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,800 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,800 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,801 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,801 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,801 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,801 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,802 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,803 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,804 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,804 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,804 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,804 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,804 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,805 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,805 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,805 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,805 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,806 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,806 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,806 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,806 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,807 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,807 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,807 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,807 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,807 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,808 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,808 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,808 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,808 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:58,811 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-12-07 09:55:58,875 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-12-07 09:55:58,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:55:58,885 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-12-07 09:55:58,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-12-07 09:55:58,928 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-12-07 09:55:58,979 INFO L339 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=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 09:55:58,979 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-12-07 09:55:59,278 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:59,278 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:59,280 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:59,348 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-07 09:55:59,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:55:59,353 INFO L85 PathProgramCache]: Analyzing trace with hash 500391665, now seen corresponding path program 1 times [2021-12-07 09:55:59,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:55:59,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633125569] [2021-12-07 09:55:59,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:55:59,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:55:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:55:59,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:55:59,701 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:55:59,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633125569] [2021-12-07 09:55:59,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633125569] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:55:59,702 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:55:59,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 09:55:59,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755504943] [2021-12-07 09:55:59,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:55:59,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-07 09:55:59,712 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:55:59,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-07 09:55:59,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 09:55:59,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:55:59,740 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:55:59,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 99.5) internal successors, (199), 2 states have internal predecessors, (199), 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) [2021-12-07 09:55:59,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:55:59,829 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:59,829 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:59,836 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:55:59,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:55:59,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 09:55:59,865 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-07 09:55:59,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:55:59,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1349164419, now seen corresponding path program 1 times [2021-12-07 09:55:59,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:55:59,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88174883] [2021-12-07 09:55:59,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:55:59,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:00,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:56:00,279 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:00,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88174883] [2021-12-07 09:56:00,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88174883] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:00,280 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:56:00,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 09:56:00,280 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581212557] [2021-12-07 09:56:00,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:00,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 09:56:00,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:00,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 09:56:00,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-07 09:56:00,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:00,284 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:00,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 33.166666666666664) internal successors, (199), 6 states have internal predecessors, (199), 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) [2021-12-07 09:56:00,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:00,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:00,397 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,398 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,398 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,429 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,429 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,429 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,446 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,446 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,446 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,474 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,474 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,474 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,482 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,482 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,482 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,594 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,594 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,595 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,600 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,601 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,601 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,607 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,608 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,608 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,789 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,789 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,789 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,795 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,795 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,795 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,802 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,802 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,802 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:00,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:00,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:00,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 09:56:00,916 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-07 09:56:00,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:00,916 INFO L85 PathProgramCache]: Analyzing trace with hash -293527126, now seen corresponding path program 1 times [2021-12-07 09:56:00,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:00,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936293806] [2021-12-07 09:56:00,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:00,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:01,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-07 09:56:01,200 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:01,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936293806] [2021-12-07 09:56:01,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936293806] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:01,201 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:56:01,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 09:56:01,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112289746] [2021-12-07 09:56:01,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:01,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 09:56:01,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:01,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 09:56:01,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 09:56:01,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:01,204 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:01,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.2) internal successors, (206), 5 states have internal predecessors, (206), 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) [2021-12-07 09:56:01,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:01,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:01,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:01,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:01,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:01,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:01,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 09:56:01,379 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-07 09:56:01,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:01,380 INFO L85 PathProgramCache]: Analyzing trace with hash 326079703, now seen corresponding path program 1 times [2021-12-07 09:56:01,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:01,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304152030] [2021-12-07 09:56:01,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:01,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:01,527 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-07 09:56:01,527 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:01,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304152030] [2021-12-07 09:56:01,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304152030] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:01,531 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:56:01,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 09:56:01,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697908968] [2021-12-07 09:56:01,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:01,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 09:56:01,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:01,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 09:56:01,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 09:56:01,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:01,534 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:01,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 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) [2021-12-07 09:56:01,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:01,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:01,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:01,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:01,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:01,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:01,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:01,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:01,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 09:56:01,589 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-07 09:56:01,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:01,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1518182061, now seen corresponding path program 2 times [2021-12-07 09:56:01,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:01,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107591488] [2021-12-07 09:56:01,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:01,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:01,726 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-07 09:56:01,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:01,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107591488] [2021-12-07 09:56:01,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107591488] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:56:01,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542999611] [2021-12-07 09:56:01,727 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:56:01,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:01,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:01,729 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:56:01,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-07 09:56:01,928 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 09:56:01,928 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:56:01,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-07 09:56:01,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:56:02,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 8 [2021-12-07 09:56:02,502 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-07 09:56:02,503 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:56:02,827 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-07 09:56:02,828 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1542999611] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:56:02,828 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:56:02,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 6 [2021-12-07 09:56:02,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873478003] [2021-12-07 09:56:02,829 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:56:02,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 09:56:02,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:02,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 09:56:02,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-07 09:56:02,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:02,831 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:02,832 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.5) internal successors, (237), 6 states have internal predecessors, (237), 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) [2021-12-07 09:56:02,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:02,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:02,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:02,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:02,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:02,951 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:02,951 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:02,951 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:02,964 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:02,965 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:02,965 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,149 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,149 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,150 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,192 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,318 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,347 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,347 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,424 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,424 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,424 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,429 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,430 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,430 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:03,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:03,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:03,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:03,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:03,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:03,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-07 09:56:03,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:03,727 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-07 09:56:03,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:03,729 INFO L85 PathProgramCache]: Analyzing trace with hash 352697373, now seen corresponding path program 3 times [2021-12-07 09:56:03,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:03,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636357062] [2021-12-07 09:56:03,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:03,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:03,985 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-07 09:56:03,985 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:03,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636357062] [2021-12-07 09:56:03,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636357062] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:56:03,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316997431] [2021-12-07 09:56:03,986 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-07 09:56:03,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:03,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:03,993 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:56:03,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-07 09:56:04,168 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-07 09:56:04,168 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:56:04,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-07 09:56:04,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:56:05,006 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 09:56:05,007 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:56:05,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2021-12-07 09:56:05,711 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 09:56:05,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1316997431] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:56:05,714 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:56:05,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 12] total 30 [2021-12-07 09:56:05,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513185808] [2021-12-07 09:56:05,715 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:56:05,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-12-07 09:56:05,715 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:05,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-12-07 09:56:05,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=756, Unknown=0, NotChecked=0, Total=870 [2021-12-07 09:56:05,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:05,717 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:05,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 15.166666666666666) internal successors, (455), 30 states have internal predecessors, (455), 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) [2021-12-07 09:56:05,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:05,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:05,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:05,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:05,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:05,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:06,976 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:06,976 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:06,977 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,126 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,127 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,127 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,157 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,157 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,157 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,203 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,204 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,204 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,239 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,240 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,240 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,456 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,456 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,457 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,573 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,573 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,573 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,592 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,592 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,592 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,863 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,863 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,864 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,962 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,962 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:07,962 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,002 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,002 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,002 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,726 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,726 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,726 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,838 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,838 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,839 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,851 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,851 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,851 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,921 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,922 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,922 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,929 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,929 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,929 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,965 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,965 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,965 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,981 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,981 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:08,982 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,013 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,013 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,013 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,085 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,085 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,086 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,092 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,092 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,092 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,146 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,147 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,147 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,171 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,171 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,172 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,198 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,198 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,198 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,234 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,234 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,234 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,271 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,272 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,272 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,278 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,279 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,279 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,491 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,492 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,492 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:09,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:09,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:09,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:09,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:09,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:09,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:56:09,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-07 09:56:09,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-12-07 09:56:09,778 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-07 09:56:09,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:09,781 INFO L85 PathProgramCache]: Analyzing trace with hash 337581554, now seen corresponding path program 4 times [2021-12-07 09:56:09,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:09,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099410936] [2021-12-07 09:56:09,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:09,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:10,072 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-07 09:56:10,073 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:10,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099410936] [2021-12-07 09:56:10,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099410936] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:56:10,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271945182] [2021-12-07 09:56:10,073 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-12-07 09:56:10,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:10,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:10,077 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:56:10,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-07 09:56:10,227 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-12-07 09:56:10,227 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:56:10,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-07 09:56:10,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:56:10,548 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-07 09:56:10,548 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:56:10,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1271945182] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:10,549 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 09:56:10,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2021-12-07 09:56:10,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102832597] [2021-12-07 09:56:10,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:10,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 09:56:10,550 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:10,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 09:56:10,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-12-07 09:56:10,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:10,551 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:10,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 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) [2021-12-07 09:56:10,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:10,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:10,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:10,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:10,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:56:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:10,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:10,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:10,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:10,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:10,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:10,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:56:10,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:10,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-07 09:56:10,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:10,829 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-07 09:56:10,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:10,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1264754104, now seen corresponding path program 5 times [2021-12-07 09:56:10,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:10,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000957330] [2021-12-07 09:56:10,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:10,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-07 09:56:11,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:11,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000957330] [2021-12-07 09:56:11,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000957330] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:56:11,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1755958936] [2021-12-07 09:56:11,167 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-12-07 09:56:11,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:11,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:11,168 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:56:11,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-07 09:56:11,349 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-12-07 09:56:11,349 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:56:11,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 553 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-07 09:56:11,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:56:11,751 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-07 09:56:11,751 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:56:11,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1755958936] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:11,752 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 09:56:11,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 17 [2021-12-07 09:56:11,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485046598] [2021-12-07 09:56:11,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:11,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 09:56:11,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:11,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 09:56:11,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2021-12-07 09:56:11,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:11,754 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:11,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.5) internal successors, (231), 6 states have internal predecessors, (231), 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) [2021-12-07 09:56:11,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:11,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:11,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:11,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:11,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:11,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:56:11,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:11,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:11,838 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:11,838 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:11,838 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:11,865 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:11,865 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:11,865 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:11,903 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:11,903 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:11,903 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:11,932 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:11,933 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:11,933 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:12,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:12,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:12,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:12,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:12,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:12,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:56:12,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:12,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:12,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-07 09:56:12,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:12,258 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-07 09:56:12,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:12,260 INFO L85 PathProgramCache]: Analyzing trace with hash -887721566, now seen corresponding path program 1 times [2021-12-07 09:56:12,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:12,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410389491] [2021-12-07 09:56:12,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:12,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:12,551 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-07 09:56:12,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:12,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410389491] [2021-12-07 09:56:12,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410389491] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:56:12,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [256711510] [2021-12-07 09:56:12,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:12,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:12,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:12,553 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:56:12,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-07 09:56:12,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:12,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-07 09:56:12,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:56:13,130 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-07 09:56:13,130 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:56:13,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [256711510] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:13,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 09:56:13,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2021-12-07 09:56:13,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124136976] [2021-12-07 09:56:13,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:13,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 09:56:13,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:13,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 09:56:13,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-12-07 09:56:13,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:13,133 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:13,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 79.33333333333333) internal successors, (238), 3 states have internal predecessors, (238), 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) [2021-12-07 09:56:13,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:13,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:13,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:13,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:13,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:13,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:56:13,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:13,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:13,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:13,160 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:13,161 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:13,161 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:13,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:13,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:13,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:13,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:13,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:13,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:56:13,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:13,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:13,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:13,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-07 09:56:13,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:13,394 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-07 09:56:13,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:13,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1505827234, now seen corresponding path program 2 times [2021-12-07 09:56:13,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:13,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783595064] [2021-12-07 09:56:13,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:13,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:13,695 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-07 09:56:13,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:13,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783595064] [2021-12-07 09:56:13,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783595064] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:56:13,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1941132661] [2021-12-07 09:56:13,696 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:56:13,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:13,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:13,701 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:56:13,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-07 09:56:13,879 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 09:56:13,879 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:56:13,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-07 09:56:13,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:56:14,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:56:14,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2021-12-07 09:56:14,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:56:14,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2021-12-07 09:56:15,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 8 [2021-12-07 09:56:15,095 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-07 09:56:15,095 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:56:15,270 WARN L838 $PredicateComparison]: unable to prove that (or (= |c_thread1Thread1of1ForFork0_#t~mem1#1| 2) (forall ((v_ArrVal_342 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_342) c_~q1~0.base) (+ (* c_~q1_back~0 4) c_~q1~0.offset)) 2)))) is different from false [2021-12-07 09:56:15,347 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_342 (Array Int Int)) (v_ArrVal_341 (Array Int Int))) (not (= 2 (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_341) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_342) c_~q1~0.base) (+ (* c_~q1_back~0 4) c_~q1~0.offset))))) (= |c_thread1Thread1of1ForFork0_#t~mem1#1| 2)) is different from false [2021-12-07 09:56:15,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2021-12-07 09:56:15,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 52 [2021-12-07 09:56:15,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2021-12-07 09:56:16,300 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-07 09:56:16,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1941132661] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:56:16,300 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:56:16,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14, 14] total 33 [2021-12-07 09:56:16,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861341553] [2021-12-07 09:56:16,301 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:56:16,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-12-07 09:56:16,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:16,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-12-07 09:56:16,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=833, Unknown=2, NotChecked=118, Total=1056 [2021-12-07 09:56:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:16,304 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:16,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 14.515151515151516) internal successors, (479), 33 states have internal predecessors, (479), 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) [2021-12-07 09:56:16,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:16,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:16,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:16,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:16,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:16,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:56:16,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:16,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:16,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:16,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:17,079 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,079 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,080 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,086 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,087 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,087 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,107 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,108 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,108 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,126 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,127 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,127 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,133 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,133 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,134 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,150 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,150 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,151 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,157 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,157 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,158 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,163 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,164 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,164 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,206 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,206 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,207 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:17,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:17,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:17,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:17,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:56:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:56:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-07 09:56:17,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-12-07 09:56:17,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-12-07 09:56:17,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-12-07 09:56:17,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-12-07 09:56:17,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-07 09:56:17,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-07 09:56:17,560 INFO L732 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1, 1] [2021-12-07 09:56:17,563 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-12-07 09:56:17,563 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 09:56:17,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 09:56:17 BasicIcfg [2021-12-07 09:56:17,566 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 09:56:17,567 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 09:56:17,567 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 09:56:17,567 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 09:56:17,568 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:55:58" (3/4) ... [2021-12-07 09:56:17,570 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-07 09:56:17,576 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-12-07 09:56:17,576 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-12-07 09:56:17,576 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-12-07 09:56:17,584 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2021-12-07 09:56:17,585 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-12-07 09:56:17,585 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-07 09:56:17,586 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-07 09:56:17,652 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/witness.graphml [2021-12-07 09:56:17,653 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 09:56:17,654 INFO L158 Benchmark]: Toolchain (without parser) took 20246.05ms. Allocated memory was 102.8MB in the beginning and 461.4MB in the end (delta: 358.6MB). Free memory was 64.1MB in the beginning and 129.4MB in the end (delta: -65.3MB). Peak memory consumption was 291.3MB. Max. memory is 16.1GB. [2021-12-07 09:56:17,654 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 09:56:17,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.99ms. Allocated memory is still 102.8MB. Free memory was 63.9MB in the beginning and 75.2MB in the end (delta: -11.4MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2021-12-07 09:56:17,656 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.79ms. Allocated memory is still 102.8MB. Free memory was 75.1MB in the beginning and 72.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-07 09:56:17,656 INFO L158 Benchmark]: Boogie Preprocessor took 39.19ms. Allocated memory is still 102.8MB. Free memory was 72.5MB in the beginning and 70.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 09:56:17,656 INFO L158 Benchmark]: RCFGBuilder took 859.73ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 70.4MB in the beginning and 93.3MB in the end (delta: -23.0MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2021-12-07 09:56:17,657 INFO L158 Benchmark]: TraceAbstraction took 18884.98ms. Allocated memory was 132.1MB in the beginning and 461.4MB in the end (delta: 329.3MB). Free memory was 92.9MB in the beginning and 134.2MB in the end (delta: -41.3MB). Peak memory consumption was 287.9MB. Max. memory is 16.1GB. [2021-12-07 09:56:17,657 INFO L158 Benchmark]: Witness Printer took 86.00ms. Allocated memory is still 461.4MB. Free memory was 134.2MB in the beginning and 129.4MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-07 09:56:17,660 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.99ms. Allocated memory is still 102.8MB. Free memory was 63.9MB in the beginning and 75.2MB in the end (delta: -11.4MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.79ms. Allocated memory is still 102.8MB. Free memory was 75.1MB in the beginning and 72.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.19ms. Allocated memory is still 102.8MB. Free memory was 72.5MB in the beginning and 70.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 859.73ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 70.4MB in the beginning and 93.3MB in the end (delta: -23.0MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * TraceAbstraction took 18884.98ms. Allocated memory was 132.1MB in the beginning and 461.4MB in the end (delta: 329.3MB). Free memory was 92.9MB in the beginning and 134.2MB in the end (delta: -41.3MB). Peak memory consumption was 287.9MB. Max. memory is 16.1GB. * Witness Printer took 86.00ms. Allocated memory is still 461.4MB. Free memory was 134.2MB in the beginning and 129.4MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 97046, positive: 80780, positive conditional: 76228, positive unconditional: 4552, negative: 16266, negative conditional: 16237, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 81645, positive: 80780, positive conditional: 76228, positive unconditional: 4552, negative: 865, negative conditional: 836, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 81645, positive: 80780, positive conditional: 76228, positive unconditional: 4552, negative: 865, negative conditional: 836, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84160, positive: 80780, positive conditional: 74944, positive unconditional: 5836, negative: 3380, negative conditional: 2515, negative unconditional: 865, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 84160, positive: 80780, positive conditional: 26514, positive unconditional: 54266, negative: 3380, negative conditional: 1222, negative unconditional: 2158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 84160, positive: 80780, positive conditional: 26514, positive unconditional: 54266, negative: 3380, negative conditional: 1222, negative unconditional: 2158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3667, positive: 3571, positive conditional: 71, positive unconditional: 3500, negative: 96, negative conditional: 67, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3667, positive: 3516, positive conditional: 0, positive unconditional: 3516, negative: 151, negative conditional: 0, negative unconditional: 151, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 55, positive conditional: 52, positive unconditional: 3, negative: 96, negative conditional: 67, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 837, positive: 281, positive conditional: 230, positive unconditional: 51, negative: 556, negative conditional: 380, negative unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 84160, positive: 77209, positive conditional: 26443, positive unconditional: 50766, negative: 3284, negative conditional: 1155, negative unconditional: 2129, unknown: 3667, unknown conditional: 138, unknown unconditional: 3529] , Statistics on independence cache: Total cache size (in pairs): 3667, Positive cache size: 3571, Positive conditional cache size: 71, Positive unconditional cache size: 3500, Negative cache size: 96, Negative conditional cache size: 67, Negative unconditional cache size: 29, Eliminated conditions: 49723, Maximal queried relation: 8, Independence queries for same thread: 15401 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 1960, Number of trivial persistent sets: 1055, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4581, positive: 4552, positive conditional: 0, positive unconditional: 4552, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 97046, positive: 80780, positive conditional: 76228, positive unconditional: 4552, negative: 16266, negative conditional: 16237, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 81645, positive: 80780, positive conditional: 76228, positive unconditional: 4552, negative: 865, negative conditional: 836, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 81645, positive: 80780, positive conditional: 76228, positive unconditional: 4552, negative: 865, negative conditional: 836, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84160, positive: 80780, positive conditional: 74944, positive unconditional: 5836, negative: 3380, negative conditional: 2515, negative unconditional: 865, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 84160, positive: 80780, positive conditional: 26514, positive unconditional: 54266, negative: 3380, negative conditional: 1222, negative unconditional: 2158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 84160, positive: 80780, positive conditional: 26514, positive unconditional: 54266, negative: 3380, negative conditional: 1222, negative unconditional: 2158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3667, positive: 3571, positive conditional: 71, positive unconditional: 3500, negative: 96, negative conditional: 67, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3667, positive: 3516, positive conditional: 0, positive unconditional: 3516, negative: 151, negative conditional: 0, negative unconditional: 151, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 151, positive: 55, positive conditional: 52, positive unconditional: 3, negative: 96, negative conditional: 67, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 837, positive: 281, positive conditional: 230, positive unconditional: 51, negative: 556, negative conditional: 380, negative unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 84160, positive: 77209, positive conditional: 26443, positive unconditional: 50766, negative: 3284, negative conditional: 1155, negative unconditional: 2129, unknown: 3667, unknown conditional: 138, unknown unconditional: 3529] , Statistics on independence cache: Total cache size (in pairs): 3667, Positive cache size: 3571, Positive conditional cache size: 71, Positive unconditional cache size: 3500, Negative cache size: 96, Negative conditional cache size: 67, Negative unconditional cache size: 29, Eliminated conditions: 49723, Maximal queried relation: 8, Independence queries for same thread: 15401 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 156]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 301 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 18.7s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 7.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 118, 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: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 7.7s InterpolantComputationTime, 3715 NumberOfCodeBlocks, 3663 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 4415 ConstructedInterpolants, 9 QuantifiedInterpolants, 18319 SizeOfPredicates, 49 NumberOfNonLiveVariables, 3189 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 19 InterpolantComputations, 7 PerfectInterpolantSequences, 280/355 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 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-12-07 09:56:17,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-12-07 09:56:17,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2932215-3487-4bd4-a020-3704e49f311f/bin/ugemcutter-YQQFZV6HUA/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