./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a --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 e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 19:00:48,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 19:00:48,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 19:00:48,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 19:00:48,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 19:00:48,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 19:00:48,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 19:00:48,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 19:00:48,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 19:00:48,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 19:00:48,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 19:00:48,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 19:00:48,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 19:00:48,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 19:00:48,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 19:00:48,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 19:00:48,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 19:00:48,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 19:00:48,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 19:00:48,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 19:00:48,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 19:00:48,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 19:00:48,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 19:00:48,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 19:00:48,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 19:00:48,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 19:00:48,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 19:00:48,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 19:00:48,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 19:00:48,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 19:00:48,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 19:00:48,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 19:00:48,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 19:00:48,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 19:00:48,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 19:00:48,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 19:00:48,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 19:00:48,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 19:00:48,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 19:00:48,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 19:00:48,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 19:00:48,786 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-13 19:00:48,848 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 19:00:48,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 19:00:48,850 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 19:00:48,850 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 19:00:48,859 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 19:00:48,860 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 19:00:48,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 19:00:48,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 19:00:48,861 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 19:00:48,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 19:00:48,863 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 19:00:48,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 19:00:48,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 19:00:48,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 19:00:48,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 19:00:48,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 19:00:48,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 19:00:48,865 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 19:00:48,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 19:00:48,866 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 19:00:48,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 19:00:48,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 19:00:48,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 19:00:48,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 19:00:48,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 19:00:48,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:48,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 19:00:48,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 19:00:48,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 19:00:48,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 19:00:48,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 19:00:48,871 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 19:00:48,872 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 19:00:48,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 19:00:48,872 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 19:00:48,873 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 19:00:48,873 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_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 [2021-11-13 19:00:49,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 19:00:49,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 19:00:49,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 19:00:49,251 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 19:00:49,252 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 19:00:49,254 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2021-11-13 19:00:49,329 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/data/70ccf3862/33e8960afccf4c248d278236e4ec0969/FLAG40ba14a1a [2021-11-13 19:00:49,934 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 19:00:49,935 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2021-11-13 19:00:49,944 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/data/70ccf3862/33e8960afccf4c248d278236e4ec0969/FLAG40ba14a1a [2021-11-13 19:00:50,276 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/data/70ccf3862/33e8960afccf4c248d278236e4ec0969 [2021-11-13 19:00:50,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 19:00:50,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 19:00:50,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:50,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 19:00:50,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 19:00:50,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:50" (1/1) ... [2021-11-13 19:00:50,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ce7bac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50, skipping insertion in model container [2021-11-13 19:00:50,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:50" (1/1) ... [2021-11-13 19:00:50,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 19:00:50,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 19:00:50,608 WARN L228 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_ff675fa6-2e00-4879-b0fd-4f6bb76be198/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3544,3557] [2021-11-13 19:00:50,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:50,628 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 19:00:50,661 WARN L228 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_ff675fa6-2e00-4879-b0fd-4f6bb76be198/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3544,3557] [2021-11-13 19:00:50,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:50,682 INFO L208 MainTranslator]: Completed translation [2021-11-13 19:00:50,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50 WrapperNode [2021-11-13 19:00:50,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:50,685 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:50,685 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 19:00:50,685 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 19:00:50,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50" (1/1) ... [2021-11-13 19:00:50,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50" (1/1) ... [2021-11-13 19:00:50,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:50,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 19:00:50,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 19:00:50,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 19:00:50,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50" (1/1) ... [2021-11-13 19:00:50,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50" (1/1) ... [2021-11-13 19:00:50,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50" (1/1) ... [2021-11-13 19:00:50,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50" (1/1) ... [2021-11-13 19:00:50,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50" (1/1) ... [2021-11-13 19:00:50,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50" (1/1) ... [2021-11-13 19:00:50,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50" (1/1) ... [2021-11-13 19:00:50,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 19:00:50,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 19:00:50,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 19:00:50,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 19:00:50,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50" (1/1) ... [2021-11-13 19:00:50,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:50,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:50,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:50,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 19:00:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-13 19:00:50,996 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-13 19:00:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-13 19:00:50,996 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-13 19:00:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-13 19:00:50,997 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-13 19:00:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 19:00:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 19:00:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 19:00:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 19:00:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 19:00:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 19:00:51,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 19:00:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 19:00:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 19:00:51,006 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 19:00:52,746 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 19:00:52,747 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 19:00:52,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:52 BoogieIcfgContainer [2021-11-13 19:00:52,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 19:00:52,754 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 19:00:52,755 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 19:00:52,759 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 19:00:52,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 07:00:50" (1/3) ... [2021-11-13 19:00:52,761 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a050a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:52, skipping insertion in model container [2021-11-13 19:00:52,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:50" (2/3) ... [2021-11-13 19:00:52,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a050a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:52, skipping insertion in model container [2021-11-13 19:00:52,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:52" (3/3) ... [2021-11-13 19:00:52,764 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-collitem-subst.wvr.c [2021-11-13 19:00:52,772 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 19:00:52,773 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 19:00:52,773 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 19:00:52,773 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 19:00:52,841 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,842 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,842 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,842 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,843 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,843 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,843 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,843 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,844 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,844 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,844 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,844 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,845 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,845 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,845 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,845 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,846 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,848 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,848 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,850 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,850 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,850 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,851 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,852 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,852 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,852 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,854 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,854 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,854 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,857 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,858 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,858 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,858 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,861 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,861 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,862 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,862 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,862 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,862 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,863 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,863 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,863 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,863 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,864 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,866 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,872 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,872 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,872 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,875 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,875 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,875 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,876 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,876 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,878 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,879 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,882 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,883 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,883 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,883 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,885 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,886 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,886 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,887 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,887 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,895 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,896 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,899 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,899 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,899 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,900 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,900 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,900 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,901 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,901 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,902 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,902 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,903 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,903 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,903 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,903 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,904 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,904 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,904 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,907 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,907 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,908 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,908 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,915 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,916 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,916 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,917 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,917 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,917 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,918 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,918 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,918 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,919 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,919 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,919 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,920 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,920 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,920 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,921 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,922 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,923 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,923 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,923 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,924 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,924 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,924 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,925 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,925 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,925 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,926 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,926 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,926 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,927 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,927 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,927 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,928 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,929 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,929 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,929 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,930 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,931 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,931 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,931 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,932 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,935 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,935 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,935 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,936 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,936 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,940 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-13 19:00:53,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 19:00:53,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:53,016 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:53,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 19:00:53,063 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 19:00:53,072 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 [2021-11-13 19:00:53,072 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 19:00:53,218 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_assume_abort_if_not_#in~cond#1_157| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,218 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_assume_abort_if_not_#in~cond#1_158| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,219 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret15#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,219 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_minus_#in~b#1_114| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,219 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_assume_abort_if_not_~cond#1_204| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,220 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_assume_abort_if_not_~cond#1_203| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,220 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_minus_#in~a#1_115| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,220 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_minus_#in~a#1_116| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,221 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,221 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_minus_~a#1_207| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,221 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_minus_~a#1_208| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,222 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_minus_#res#1_152| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,222 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_minus_#res#1_151| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,222 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ite12#1_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,223 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_minus_#in~b#1_113| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,223 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_minus_~b#1_210| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,223 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~ret13#1_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,224 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_minus_~b#1_209| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,224 WARN L322 ript$VariableManager]: TermVariabe v_~result_13~0_100 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,299 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_assume_abort_if_not_#in~cond#1_157| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,299 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_assume_abort_if_not_~cond#1_207| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,300 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_minus_#res#1_152| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,300 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~ret20#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,301 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_assume_abort_if_not_~cond#1_208| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,301 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_minus_~a#1_218| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,301 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_minus_#in~b#1_110| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,302 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_minus_#in~a#1_109| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,302 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_assume_abort_if_not_#in~cond#1_158| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,302 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_minus_~a#1_217| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,303 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_minus_~b#1_218| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,303 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_minus_~b#1_217| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,304 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~ret22#1_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,304 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_minus_#res#1_151| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,304 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~ite19#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,305 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~ite21#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,305 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~ret18#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,305 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_minus_#in~b#1_109| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,306 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_minus_#in~a#1_110| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,367 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:53,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:53,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1580420832, now seen corresponding path program 1 times [2021-11-13 19:00:53,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:53,387 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376911360] [2021-11-13 19:00:53,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:53,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:53,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:53,829 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:53,829 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376911360] [2021-11-13 19:00:53,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376911360] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:53,830 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:53,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 19:00:53,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043695108] [2021-11-13 19:00:53,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:53,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 19:00:53,840 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:53,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 19:00:53,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 19:00:53,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:53,871 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:53,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 58.5) internal successors, (117), 2 states have internal predecessors, (117), 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) [2021-11-13 19:00:53,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:53,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:53,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 19:00:53,936 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:53,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:53,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1699856343, now seen corresponding path program 1 times [2021-11-13 19:00:53,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:53,938 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336078454] [2021-11-13 19:00:53,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:53,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:56,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:56,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:56,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336078454] [2021-11-13 19:00:56,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336078454] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:56,709 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:56,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 19:00:56,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946022269] [2021-11-13 19:00:56,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:56,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 19:00:56,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:56,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 19:00:56,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-11-13 19:00:56,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:56,716 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:56,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 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) [2021-11-13 19:00:56,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:56,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:58,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:58,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 19:00:58,401 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-13 19:00:58,401 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-13 19:00:58,402 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-13 19:00:58,402 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-13 19:00:58,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 19:00:58,413 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-13 19:00:58,416 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 19:00:58,417 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 19:00:58,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 07:00:58 BasicIcfg [2021-11-13 19:00:58,421 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 19:00:58,421 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 19:00:58,422 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 19:00:58,422 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 19:00:58,423 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:52" (3/4) ... [2021-11-13 19:00:58,428 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 19:00:58,435 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-11-13 19:00:58,437 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-11-13 19:00:58,437 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-11-13 19:00:58,446 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2021-11-13 19:00:58,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-13 19:00:58,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 19:00:58,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 19:00:58,546 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/witness.graphml [2021-11-13 19:00:58,546 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 19:00:58,547 INFO L158 Benchmark]: Toolchain (without parser) took 8263.76ms. Allocated memory was 113.2MB in the beginning and 197.1MB in the end (delta: 83.9MB). Free memory was 72.0MB in the beginning and 79.8MB in the end (delta: -7.8MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,548 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 113.2MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 19:00:58,549 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.47ms. Allocated memory is still 113.2MB. Free memory was 71.7MB in the beginning and 84.5MB in the end (delta: -12.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.73ms. Allocated memory is still 113.2MB. Free memory was 84.5MB in the beginning and 81.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,550 INFO L158 Benchmark]: Boogie Preprocessor took 97.04ms. Allocated memory is still 113.2MB. Free memory was 81.5MB in the beginning and 79.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,550 INFO L158 Benchmark]: RCFGBuilder took 1861.13ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 79.4MB in the beginning and 75.4MB in the end (delta: 4.0MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,551 INFO L158 Benchmark]: TraceAbstraction took 5666.58ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 75.4MB in the beginning and 84.0MB in the end (delta: -8.6MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,551 INFO L158 Benchmark]: Witness Printer took 124.79ms. Allocated memory is still 197.1MB. Free memory was 84.0MB in the beginning and 79.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,554 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 113.2MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 386.47ms. Allocated memory is still 113.2MB. Free memory was 71.7MB in the beginning and 84.5MB in the end (delta: -12.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.73ms. Allocated memory is still 113.2MB. Free memory was 84.5MB in the beginning and 81.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.04ms. Allocated memory is still 113.2MB. Free memory was 81.5MB in the beginning and 79.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1861.13ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 79.4MB in the beginning and 75.4MB in the end (delta: 4.0MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. * TraceAbstraction took 5666.58ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 75.4MB in the beginning and 84.0MB in the end (delta: -8.6MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. * Witness Printer took 124.79ms. Allocated memory is still 197.1MB. Free memory was 84.0MB in the beginning and 79.8MB in the end (delta: 4.2MB). 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: 489, positive: 480, positive conditional: 189, positive unconditional: 291, negative: 9, negative conditional: 6, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 483, positive: 480, positive conditional: 189, positive unconditional: 291, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 483, positive: 480, positive conditional: 189, positive unconditional: 291, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 483, positive: 480, positive conditional: 18, positive unconditional: 462, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 480, positive conditional: 14, positive unconditional: 466, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 480, positive conditional: 14, positive unconditional: 466, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 300, positive: 297, positive conditional: 0, positive unconditional: 297, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 300, positive: 297, positive conditional: 0, positive unconditional: 297, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 140, negative conditional: 0, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 483, positive: 183, positive conditional: 14, positive unconditional: 169, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 300, unknown conditional: 0, unknown unconditional: 300] , Statistics on independence cache: Total cache size (in pairs): 300, Positive cache size: 297, Positive conditional cache size: 0, Positive unconditional cache size: 297, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Eliminated conditions: 4, Maximal queried relation: 0, Independence queries for same thread: 6 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 179.79ms, Number of persistent set computation: 117, Number of trivial persistent sets: 93, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 294, positive: 291, positive conditional: 0, positive unconditional: 291, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 489, positive: 480, positive conditional: 189, positive unconditional: 291, negative: 9, negative conditional: 6, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 483, positive: 480, positive conditional: 189, positive unconditional: 291, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 483, positive: 480, positive conditional: 189, positive unconditional: 291, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 483, positive: 480, positive conditional: 18, positive unconditional: 462, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 480, positive conditional: 14, positive unconditional: 466, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 480, positive conditional: 14, positive unconditional: 466, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 300, positive: 297, positive conditional: 0, positive unconditional: 297, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 300, positive: 297, positive conditional: 0, positive unconditional: 297, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 140, negative conditional: 0, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 483, positive: 183, positive conditional: 14, positive unconditional: 169, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 300, unknown conditional: 0, unknown unconditional: 300] , Statistics on independence cache: Total cache size (in pairs): 300, Positive cache size: 297, Positive conditional cache size: 0, Positive unconditional cache size: 297, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Eliminated conditions: 4, Maximal queried relation: 0, Independence queries for same thread: 6 - 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: 101]: 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, 147 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 5.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 232 NumberOfCodeBlocks, 232 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 230 ConstructedInterpolants, 0 QuantifiedInterpolants, 1286 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-13 19:00:58,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:58,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff675fa6-2e00-4879-b0fd-4f6bb76be198/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE