./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix042.opt.i --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_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/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_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix042.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/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_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/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 94656be5559ee6994f8d95e82c06571dfbe5b53833c4e842ade3fa022ec89a57 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:57:54,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:57:54,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:57:54,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:57:54,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:57:54,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:57:54,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:57:54,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:57:54,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:57:54,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:57:54,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:57:54,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:57:54,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:57:54,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:57:54,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:57:54,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:57:54,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:57:54,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:57:54,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:57:54,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:57:54,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:57:54,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:57:54,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:57:54,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:57:54,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:57:54,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:57:54,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:57:54,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:57:54,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:57:54,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:57:54,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:57:54,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:57:54,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:57:54,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:57:54,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:57:54,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:57:54,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:57:54,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:57:54,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:57:54,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:57:54,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:57:54,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-13 18:57:54,456 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:57:54,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:57:54,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:57:54,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:57:54,466 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:57:54,467 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:57:54,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:57:54,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:57:54,469 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:57:54,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:57:54,470 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:57:54,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:57:54,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:57:54,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:57:54,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:57:54,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:57:54,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:57:54,472 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:57:54,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:57:54,474 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:57:54,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:57:54,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:57:54,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:57:54,482 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 18:57:54,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:57:54,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:54,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:57:54,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:57:54,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:57:54,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:57:54,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:57:54,483 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:57:54,484 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:57:54,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:57:54,484 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:57:54,484 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:57:54,484 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_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94656be5559ee6994f8d95e82c06571dfbe5b53833c4e842ade3fa022ec89a57 [2021-11-13 18:57:54,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:57:54,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:57:54,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:57:54,847 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:57:54,848 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:57:54,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix042.opt.i [2021-11-13 18:57:54,948 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/data/58f923858/3103010925d346c2a97a3e6a8a2f7c3e/FLAG1d821d24d [2021-11-13 18:57:55,723 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:57:55,724 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/sv-benchmarks/c/pthread-wmm/mix042.opt.i [2021-11-13 18:57:55,745 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/data/58f923858/3103010925d346c2a97a3e6a8a2f7c3e/FLAG1d821d24d [2021-11-13 18:57:55,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/data/58f923858/3103010925d346c2a97a3e6a8a2f7c3e [2021-11-13 18:57:55,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:57:55,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:57:55,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:55,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:57:55,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:57:55,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:55" (1/1) ... [2021-11-13 18:57:55,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b3fd7ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:55, skipping insertion in model container [2021-11-13 18:57:55,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:55" (1/1) ... [2021-11-13 18:57:55,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:57:55,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:57:56,170 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_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/sv-benchmarks/c/pthread-wmm/mix042.opt.i[944,957] [2021-11-13 18:57:56,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:56,464 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:57:56,481 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_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/sv-benchmarks/c/pthread-wmm/mix042.opt.i[944,957] [2021-11-13 18:57:56,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:56,586 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:57:56,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:56 WrapperNode [2021-11-13 18:57:56,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:56,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:56,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:57:56,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:57:56,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:56" (1/1) ... [2021-11-13 18:57:56,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:56" (1/1) ... [2021-11-13 18:57:56,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:56,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:57:56,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:57:56,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:57:56,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:56" (1/1) ... [2021-11-13 18:57:56,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:56" (1/1) ... [2021-11-13 18:57:56,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:56" (1/1) ... [2021-11-13 18:57:56,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:56" (1/1) ... [2021-11-13 18:57:56,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:56" (1/1) ... [2021-11-13 18:57:56,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:56" (1/1) ... [2021-11-13 18:57:56,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:56" (1/1) ... [2021-11-13 18:57:56,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:57:56,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:57:56,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:57:56,712 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:57:56,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:56" (1/1) ... [2021-11-13 18:57:56,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:56,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:56,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:56,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:57:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:57:56,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:57:56,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:57:56,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:57:56,807 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:57:56,807 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:57:56,808 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:57:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:57:56,808 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:57:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:57:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:57:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:57:56,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:57:56,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:57:56,811 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 18:57:58,170 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:57:58,171 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:57:58,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:58 BoogieIcfgContainer [2021-11-13 18:57:58,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:57:58,179 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:57:58,179 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:57:58,184 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:57:58,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:57:55" (1/3) ... [2021-11-13 18:57:58,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76c41197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:58, skipping insertion in model container [2021-11-13 18:57:58,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:56" (2/3) ... [2021-11-13 18:57:58,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76c41197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:58, skipping insertion in model container [2021-11-13 18:57:58,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:58" (3/3) ... [2021-11-13 18:57:58,193 INFO L111 eAbstractionObserver]: Analyzing ICFG mix042.opt.i [2021-11-13 18:57:58,200 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:57:58,201 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:57:58,201 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:57:58,201 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:57:58,255 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,255 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,256 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,256 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,256 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,257 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,257 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,257 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,258 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,258 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,258 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,259 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,260 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,260 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,261 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,261 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,261 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,262 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,262 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,262 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,263 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,264 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,264 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,264 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,267 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,267 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,268 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,268 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,269 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,269 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,269 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,270 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,270 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,271 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,271 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,272 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,272 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,272 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,272 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,273 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,273 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,273 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,273 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,274 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,274 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,275 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,275 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,275 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,276 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,276 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,276 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,277 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,277 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,277 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,277 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,278 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,278 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,278 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,279 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,279 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,280 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,280 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,281 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,281 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,281 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,282 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,282 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,283 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,285 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,296 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,297 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,297 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,297 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,298 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,298 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,298 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,298 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,299 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,300 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,303 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,306 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,306 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,307 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,307 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,308 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,308 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,308 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,309 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,309 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,314 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,314 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,315 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,315 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,316 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,316 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,316 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:57:58,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:58,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:58,377 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:58,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:57:58,418 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2021-11-13 18:57:58,425 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 18:57:58,425 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:57:58,617 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,618 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,618 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,619 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,619 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,620 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,620 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,620 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,621 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,621 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,622 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,622 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,622 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,623 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,729 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,744 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,765 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,779 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,781 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:58,856 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:57:58,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:58,863 INFO L85 PathProgramCache]: Analyzing trace with hash -680402131, now seen corresponding path program 1 times [2021-11-13 18:57:58,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:58,876 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239911443] [2021-11-13 18:57:58,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:58,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:59,525 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 18:57:59,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:59,526 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239911443] [2021-11-13 18:57:59,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239911443] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:59,527 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:59,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:57:59,530 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657524104] [2021-11-13 18:57:59,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:59,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:57:59,539 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:59,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:57:59,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:57:59,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:59,574 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:59,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.5) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:59,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:59,654 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,678 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,691 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,708 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,722 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,723 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,725 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,726 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,726 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,727 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,727 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,727 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,728 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,728 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,729 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,729 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,729 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,730 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,773 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,773 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,774 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,774 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,774 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,775 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,775 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,776 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,776 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,777 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,777 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,777 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,778 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,778 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,823 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,824 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,824 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,825 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,825 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,826 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,826 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,826 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,827 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,827 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,829 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,894 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,895 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,895 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,896 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,896 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,897 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,897 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,897 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,898 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,898 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,899 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,899 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,899 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,900 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,941 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,942 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,942 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,943 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,943 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,944 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,944 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,944 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,945 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,945 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,946 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,946 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,946 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:59,947 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,022 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,035 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,049 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,051 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,094 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,095 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,117 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,117 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,118 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,118 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,118 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,119 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,119 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,119 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,120 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,120 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,120 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,121 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,121 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,121 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,124 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,156 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,157 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,158 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,158 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,158 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,159 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,159 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,160 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,160 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,160 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,161 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,161 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,162 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,162 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,162 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,192 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,192 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,193 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,193 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,194 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,194 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,194 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,195 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,195 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,195 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,196 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,196 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,197 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,197 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,199 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,233 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,242 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,254 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,319 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,320 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,320 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,322 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,322 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,323 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,323 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,323 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,324 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,324 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,370 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,371 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,371 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,372 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,372 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,373 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,373 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,373 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,374 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,374 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,375 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,375 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,400 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,402 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,402 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,403 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,403 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,404 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,404 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,405 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,405 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,451 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,452 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,453 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,453 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,454 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,454 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,455 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,455 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,456 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,456 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,456 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,832 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,833 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,834 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,834 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,834 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,834 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,835 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,862 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,863 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,863 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,863 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,863 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:00,863 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:58:01,115 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:58:01,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:58:01,136 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 18:58:01,137 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE (1/2) [2021-11-13 18:58:01,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:58:01,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:58:01,156 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:58:01,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-13 18:58:01,163 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:58:01,168 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 18:58:01,168 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 18:58:01,233 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,243 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,263 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,264 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,264 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,264 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,265 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,265 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,265 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,265 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,267 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,297 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,297 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,297 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,298 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,298 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,298 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,298 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,298 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,299 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,299 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,299 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,299 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,300 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,300 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,321 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,322 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,322 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,322 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,322 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,323 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,323 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,323 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,323 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,324 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,324 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,350 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 18:58:01,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:01,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1624450247, now seen corresponding path program 1 times [2021-11-13 18:58:01,351 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:01,351 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496179915] [2021-11-13 18:58:01,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:01,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:01,407 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 18:58:01,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:01,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496179915] [2021-11-13 18:58:01,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496179915] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:01,408 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:01,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:58:01,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805454607] [2021-11-13 18:58:01,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:01,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:58:01,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:01,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:58:01,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:58:01,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:01,410 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:01,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.5) internal successors, (77), 2 states have internal predecessors, (77), 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 18:58:01,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:01,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:01,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:58:01,429 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 18:58:01,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:01,430 INFO L85 PathProgramCache]: Analyzing trace with hash -742004216, now seen corresponding path program 1 times [2021-11-13 18:58:01,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:01,430 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567239104] [2021-11-13 18:58:01,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:01,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:01,771 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 18:58:01,772 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:01,772 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567239104] [2021-11-13 18:58:01,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567239104] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:01,772 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:01,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:58:01,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045167526] [2021-11-13 18:58:01,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:01,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:58:01,776 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:01,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:58:01,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:58:01,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:01,777 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:01,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:01,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:01,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:01,896 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,896 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,897 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,897 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,897 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,898 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,898 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,898 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,898 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,899 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,899 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,899 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,900 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,900 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,930 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,930 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,930 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,931 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,931 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,931 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,932 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,932 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,932 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,933 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,933 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,933 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,934 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,934 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:01,992 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,001 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,001 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,002 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,002 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,002 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,003 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,003 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,003 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,004 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,004 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,004 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,004 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,005 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,005 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,028 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,028 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,028 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,029 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,029 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,029 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,030 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,030 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,030 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,030 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,031 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,031 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,031 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,032 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,071 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,071 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,072 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,072 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,072 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,073 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,073 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,073 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,074 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,074 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,074 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,074 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,075 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,075 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,077 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,142 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,143 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,143 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,143 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,143 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,144 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,144 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,144 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,144 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,146 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,213 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,214 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,214 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,215 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,215 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,215 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,215 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,216 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,216 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,216 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,216 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,217 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,217 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,217 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,277 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,277 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,277 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,277 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,278 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,278 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,278 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,278 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,279 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,279 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,279 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,279 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,313 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,313 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,314 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,314 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,314 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,314 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,314 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,315 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,315 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,315 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,315 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,365 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,365 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,365 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,410 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,410 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,411 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,411 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,411 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,411 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,412 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,454 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,454 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,454 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,455 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,455 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,455 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,479 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,479 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,479 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,480 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,480 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:02,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:02,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:02,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:58:02,600 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:58:02,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:02,600 INFO L85 PathProgramCache]: Analyzing trace with hash 631040950, now seen corresponding path program 1 times [2021-11-13 18:58:02,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:02,600 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353771029] [2021-11-13 18:58:02,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:02,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:03,205 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 18:58:03,205 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:03,205 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353771029] [2021-11-13 18:58:03,205 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353771029] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:03,206 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:03,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-13 18:58:03,206 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843404813] [2021-11-13 18:58:03,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:03,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 18:58:03,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:03,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 18:58:03,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-13 18:58:03,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:03,210 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:03,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.454545454545455) internal successors, (93), 11 states have internal predecessors, (93), 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 18:58:03,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:03,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:03,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:03,412 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:03,669 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:03,700 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:03,777 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:03,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:03,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:03,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:03,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:58:03,833 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:58:03,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:03,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1943531083, now seen corresponding path program 1 times [2021-11-13 18:58:03,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:03,834 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838017351] [2021-11-13 18:58:03,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:03,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:04,102 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 18:58:04,102 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:04,106 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838017351] [2021-11-13 18:58:04,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838017351] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:04,111 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:04,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:58:04,112 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627622362] [2021-11-13 18:58:04,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:04,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:58:04,116 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:04,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:58:04,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:58:04,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:04,117 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:04,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:04,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:04,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:04,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:04,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:04,247 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:04,421 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:04,475 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:04,535 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:04,546 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:04,563 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:04,651 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:04,652 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:04,694 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:04,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:04,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:04,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:04,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:04,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:58:04,798 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:58:04,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:04,799 INFO L85 PathProgramCache]: Analyzing trace with hash 55604278, now seen corresponding path program 2 times [2021-11-13 18:58:04,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:04,799 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799085534] [2021-11-13 18:58:04,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:04,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:05,311 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 18:58:05,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:05,311 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799085534] [2021-11-13 18:58:05,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799085534] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:05,311 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:05,311 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-13 18:58:05,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531757582] [2021-11-13 18:58:05,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:05,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:58:05,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:05,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:58:05,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:58:05,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:05,313 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:05,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.75) internal successors, (93), 12 states have internal predecessors, (93), 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 18:58:05,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:05,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:05,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:05,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:05,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:05,505 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:05,561 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:05,608 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:05,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:05,765 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:05,808 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:05,841 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:05,845 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:05,856 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:05,857 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:05,884 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:05,939 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:05,969 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:06,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:06,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:06,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:06,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:06,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:06,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 18:58:06,191 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:58:06,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:06,192 INFO L85 PathProgramCache]: Analyzing trace with hash -2055862207, now seen corresponding path program 1 times [2021-11-13 18:58:06,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:06,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026181202] [2021-11-13 18:58:06,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:06,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:06,489 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 18:58:06,489 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:06,490 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026181202] [2021-11-13 18:58:06,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026181202] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:06,490 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:06,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-13 18:58:06,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269301923] [2021-11-13 18:58:06,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:06,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 18:58:06,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:06,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 18:58:06,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-11-13 18:58:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:06,492 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:06,492 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.0) internal successors, (88), 11 states have internal predecessors, (88), 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 18:58:06,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:06,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:06,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:06,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:06,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:06,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:06,780 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:06,796 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:06,827 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:06,932 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:07,036 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:07,082 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:07,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:07,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:07,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:58:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-13 18:58:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:07,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 18:58:07,801 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:58:07,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:07,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1137427561, now seen corresponding path program 2 times [2021-11-13 18:58:07,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:07,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611493912] [2021-11-13 18:58:07,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:07,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:07,980 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 18:58:07,980 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:07,980 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611493912] [2021-11-13 18:58:07,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611493912] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:07,981 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:07,981 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:58:07,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482412817] [2021-11-13 18:58:07,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:07,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:58:07,982 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:07,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:58:07,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:58:07,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:07,984 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:07,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:07,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:07,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:07,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:58:07,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:07,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-13 18:58:07,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:07,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:08,112 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:58:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-13 18:58:08,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:08,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:08,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 18:58:08,326 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:58:08,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:08,327 INFO L85 PathProgramCache]: Analyzing trace with hash 314889511, now seen corresponding path program 1 times [2021-11-13 18:58:08,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:08,327 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36801730] [2021-11-13 18:58:08,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:08,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:08,529 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 18:58:08,529 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:08,529 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36801730] [2021-11-13 18:58:08,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36801730] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:08,530 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:08,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:58:08,530 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249532896] [2021-11-13 18:58:08,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:08,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:58:08,531 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:08,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:58:08,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:58:08,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:08,532 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:08,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 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 18:58:08,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:08,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:08,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:58:08,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:08,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-13 18:58:08,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:08,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:08,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:08,621 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:08,631 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:08,632 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:08,754 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:08,768 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:08,778 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:08,786 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:08,794 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:08,804 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:08,893 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:08,932 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:08,952 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:09,219 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:09,241 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:09,269 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:09,714 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:09,795 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:10,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:10,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:10,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-13 18:58:10,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:10,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-13 18:58:10,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:10,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:10,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:10,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 18:58:10,056 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:58:10,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:10,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1448418324, now seen corresponding path program 1 times [2021-11-13 18:58:10,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:10,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158635233] [2021-11-13 18:58:10,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:10,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:10,221 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 18:58:10,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:10,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158635233] [2021-11-13 18:58:10,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158635233] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:10,222 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:10,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 18:58:10,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173391231] [2021-11-13 18:58:10,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:10,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:58:10,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:10,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:58:10,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:58:10,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:10,224 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:10,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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 18:58:10,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:10,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:10,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-13 18:58:10,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:10,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-11-13 18:58:10,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:10,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:10,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:10,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:10,432 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:10,432 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:10,461 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:10,462 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:10,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-13 18:58:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-13 18:58:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:10,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:10,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-13 18:58:10,502 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:58:10,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:10,503 INFO L85 PathProgramCache]: Analyzing trace with hash -2033765974, now seen corresponding path program 1 times [2021-11-13 18:58:10,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:10,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69209359] [2021-11-13 18:58:10,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:10,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:58:10,550 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:58:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:58:10,676 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:58:10,677 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:58:10,677 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-13 18:58:10,677 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-13 18:58:10,678 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-13 18:58:10,678 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-13 18:58:10,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-13 18:58:10,683 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1] [2021-11-13 18:58:10,684 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 18:58:10,688 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:58:10,688 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:58:10,813 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 18:58:10,820 INFO L158 Benchmark]: Toolchain (without parser) took 14931.46ms. Allocated memory was 107.0MB in the beginning and 325.1MB in the end (delta: 218.1MB). Free memory was 72.1MB in the beginning and 102.0MB in the end (delta: -29.9MB). Peak memory consumption was 188.9MB. Max. memory is 16.1GB. [2021-11-13 18:58:10,820 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 107.0MB. Free memory was 59.5MB in the beginning and 59.4MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:58:10,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 696.40ms. Allocated memory is still 107.0MB. Free memory was 71.9MB in the beginning and 69.4MB in the end (delta: 2.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 18:58:10,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.87ms. Allocated memory is still 107.0MB. Free memory was 69.4MB in the beginning and 66.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:58:10,822 INFO L158 Benchmark]: Boogie Preprocessor took 45.27ms. Allocated memory is still 107.0MB. Free memory was 66.3MB in the beginning and 64.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:58:10,822 INFO L158 Benchmark]: RCFGBuilder took 1462.59ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 64.3MB in the beginning and 58.9MB in the end (delta: 5.4MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. [2021-11-13 18:58:10,823 INFO L158 Benchmark]: TraceAbstraction took 12639.78ms. Allocated memory was 136.3MB in the beginning and 325.1MB in the end (delta: 188.7MB). Free memory was 57.9MB in the beginning and 102.0MB in the end (delta: -44.2MB). Peak memory consumption was 145.6MB. Max. memory is 16.1GB. [2021-11-13 18:58:10,825 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 107.0MB. Free memory was 59.5MB in the beginning and 59.4MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 696.40ms. Allocated memory is still 107.0MB. Free memory was 71.9MB in the beginning and 69.4MB in the end (delta: 2.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.87ms. Allocated memory is still 107.0MB. Free memory was 69.4MB in the beginning and 66.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.27ms. Allocated memory is still 107.0MB. Free memory was 66.3MB in the beginning and 64.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1462.59ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 64.3MB in the beginning and 58.9MB in the end (delta: 5.4MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. * TraceAbstraction took 12639.78ms. Allocated memory was 136.3MB in the beginning and 325.1MB in the end (delta: 188.7MB). Free memory was 57.9MB in the beginning and 102.0MB in the end (delta: -44.2MB). Peak memory consumption was 145.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19119, positive: 18054, positive conditional: 16152, positive unconditional: 1902, negative: 1065, negative conditional: 1038, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19005, positive: 18054, positive conditional: 16152, positive unconditional: 1902, negative: 951, negative conditional: 924, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 19005, positive: 18054, positive conditional: 16152, positive unconditional: 1902, negative: 951, negative conditional: 924, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19929, positive: 18054, positive conditional: 16125, positive unconditional: 1929, negative: 1875, negative conditional: 924, negative unconditional: 951, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19929, positive: 18054, positive conditional: 11260, positive unconditional: 6794, negative: 1875, negative conditional: 888, negative unconditional: 987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19929, positive: 18054, positive conditional: 11260, positive unconditional: 6794, negative: 1875, negative conditional: 888, negative unconditional: 987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1964, positive: 1926, positive conditional: 5, positive unconditional: 1921, negative: 38, negative conditional: 8, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1964, positive: 1917, positive conditional: 0, positive unconditional: 1917, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 9, positive conditional: 5, positive unconditional: 4, negative: 38, negative conditional: 8, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1094, positive: 133, positive conditional: 123, positive unconditional: 10, negative: 961, negative conditional: 246, negative unconditional: 714, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 19929, positive: 16128, positive conditional: 11255, positive unconditional: 4873, negative: 1837, negative conditional: 880, negative unconditional: 957, unknown: 1964, unknown conditional: 13, unknown unconditional: 1951] , Statistics on independence cache: Total cache size (in pairs): 1964, Positive cache size: 1926, Positive conditional cache size: 5, Positive unconditional cache size: 1921, Negative cache size: 38, Negative conditional cache size: 8, Negative unconditional cache size: 30, Eliminated conditions: 4901, Maximal queried relation: 1, Independence queries for same thread: 114 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 900.03ms, Number of persistent set computation: 1570, Number of trivial persistent sets: 1002, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1929, positive: 1902, positive conditional: 0, positive unconditional: 1902, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19119, positive: 18054, positive conditional: 16152, positive unconditional: 1902, negative: 1065, negative conditional: 1038, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19005, positive: 18054, positive conditional: 16152, positive unconditional: 1902, negative: 951, negative conditional: 924, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 19005, positive: 18054, positive conditional: 16152, positive unconditional: 1902, negative: 951, negative conditional: 924, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19929, positive: 18054, positive conditional: 16125, positive unconditional: 1929, negative: 1875, negative conditional: 924, negative unconditional: 951, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19929, positive: 18054, positive conditional: 11260, positive unconditional: 6794, negative: 1875, negative conditional: 888, negative unconditional: 987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19929, positive: 18054, positive conditional: 11260, positive unconditional: 6794, negative: 1875, negative conditional: 888, negative unconditional: 987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1964, positive: 1926, positive conditional: 5, positive unconditional: 1921, negative: 38, negative conditional: 8, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1964, positive: 1917, positive conditional: 0, positive unconditional: 1917, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 9, positive conditional: 5, positive unconditional: 4, negative: 38, negative conditional: 8, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1094, positive: 133, positive conditional: 123, positive unconditional: 10, negative: 961, negative conditional: 246, negative unconditional: 714, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 19929, positive: 16128, positive conditional: 11255, positive unconditional: 4873, negative: 1837, negative conditional: 880, negative unconditional: 957, unknown: 1964, unknown conditional: 13, unknown unconditional: 1951] , Statistics on independence cache: Total cache size (in pairs): 1964, Positive cache size: 1926, Positive conditional cache size: 5, Positive unconditional cache size: 1921, Negative cache size: 38, Negative conditional cache size: 8, Negative unconditional cache size: 30, Eliminated conditions: 4901, Maximal queried relation: 1, Independence queries for same thread: 114 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22728, positive: 21812, positive conditional: 20017, positive unconditional: 1795, negative: 916, negative conditional: 876, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22495, positive: 21812, positive conditional: 20017, positive unconditional: 1795, negative: 683, negative conditional: 643, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22495, positive: 21812, positive conditional: 20017, positive unconditional: 1795, negative: 683, negative conditional: 643, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25772, positive: 21812, positive conditional: 19727, positive unconditional: 2085, negative: 3960, negative conditional: 3277, negative unconditional: 683, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 25772, positive: 21812, positive conditional: 5574, positive unconditional: 16238, negative: 3960, negative conditional: 1277, negative unconditional: 2683, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 25772, positive: 21812, positive conditional: 5574, positive unconditional: 16238, negative: 3960, negative conditional: 1277, negative unconditional: 2683, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1936, positive: 1831, positive conditional: 36, positive unconditional: 1795, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1936, positive: 1789, positive conditional: 0, positive unconditional: 1789, negative: 147, negative conditional: 0, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 147, positive: 42, positive conditional: 36, positive unconditional: 6, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3537, positive: 819, positive conditional: 805, positive unconditional: 15, negative: 2718, negative conditional: 1867, negative unconditional: 852, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 25772, positive: 19981, positive conditional: 5538, positive unconditional: 14443, negative: 3855, negative conditional: 1215, negative unconditional: 2640, unknown: 1936, unknown conditional: 98, unknown unconditional: 1838] , Statistics on independence cache: Total cache size (in pairs): 1936, Positive cache size: 1831, Positive conditional cache size: 36, Positive unconditional cache size: 1795, Negative cache size: 105, Negative conditional cache size: 62, Negative unconditional cache size: 43, Eliminated conditions: 16153, Maximal queried relation: 7, Independence queries for same thread: 233 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 975.26ms, Number of persistent set computation: 1674, Number of trivial persistent sets: 691, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1835, positive: 1795, positive conditional: 0, positive unconditional: 1795, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22728, positive: 21812, positive conditional: 20017, positive unconditional: 1795, negative: 916, negative conditional: 876, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22495, positive: 21812, positive conditional: 20017, positive unconditional: 1795, negative: 683, negative conditional: 643, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22495, positive: 21812, positive conditional: 20017, positive unconditional: 1795, negative: 683, negative conditional: 643, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25772, positive: 21812, positive conditional: 19727, positive unconditional: 2085, negative: 3960, negative conditional: 3277, negative unconditional: 683, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 25772, positive: 21812, positive conditional: 5574, positive unconditional: 16238, negative: 3960, negative conditional: 1277, negative unconditional: 2683, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 25772, positive: 21812, positive conditional: 5574, positive unconditional: 16238, negative: 3960, negative conditional: 1277, negative unconditional: 2683, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1936, positive: 1831, positive conditional: 36, positive unconditional: 1795, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1936, positive: 1789, positive conditional: 0, positive unconditional: 1789, negative: 147, negative conditional: 0, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 147, positive: 42, positive conditional: 36, positive unconditional: 6, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3537, positive: 819, positive conditional: 805, positive unconditional: 15, negative: 2718, negative conditional: 1867, negative unconditional: 852, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 25772, positive: 19981, positive conditional: 5538, positive unconditional: 14443, negative: 3855, negative conditional: 1215, negative unconditional: 2640, unknown: 1936, unknown conditional: 98, unknown unconditional: 1838] , Statistics on independence cache: Total cache size (in pairs): 1936, Positive cache size: 1831, Positive conditional cache size: 36, Positive unconditional cache size: 1795, Negative cache size: 105, Negative conditional cache size: 62, Negative unconditional cache size: 43, Eliminated conditions: 16153, Maximal queried relation: 7, Independence queries for same thread: 233 - 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 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 18:58:10,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:11,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:11,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/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_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix042.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/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 94656be5559ee6994f8d95e82c06571dfbe5b53833c4e842ade3fa022ec89a57 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:58:14,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:58:14,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:58:14,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:58:14,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:58:14,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:58:14,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:58:14,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:58:14,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:58:14,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:58:14,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:58:14,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:58:14,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:58:14,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:58:14,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:58:14,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:58:14,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:58:14,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:58:14,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:58:14,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:58:14,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:58:14,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:58:14,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:58:14,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:58:14,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:58:14,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:58:14,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:58:14,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:58:14,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:58:14,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:58:14,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:58:14,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:58:14,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:58:14,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:58:14,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:58:14,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:58:14,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:58:14,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:58:14,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:58:14,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:58:14,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:58:14,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-13 18:58:14,378 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:58:14,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:58:14,379 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:58:14,379 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:58:14,380 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:58:14,381 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:58:14,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:58:14,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:58:14,384 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:58:14,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:58:14,385 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:58:14,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:58:14,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:58:14,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:58:14,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:58:14,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:58:14,387 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:58:14,387 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:58:14,387 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:58:14,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:58:14,387 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:58:14,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:58:14,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:58:14,388 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:58:14,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:58:14,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:58:14,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:58:14,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:58:14,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:58:14,389 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:58:14,390 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:58:14,390 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:58:14,390 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:58:14,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:58:14,391 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:58:14,391 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:58:14,391 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:58:14,391 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94656be5559ee6994f8d95e82c06571dfbe5b53833c4e842ade3fa022ec89a57 [2021-11-13 18:58:14,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:58:14,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:58:14,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:58:14,848 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:58:14,853 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:58:14,855 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix042.opt.i [2021-11-13 18:58:14,936 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/data/ee574272f/358256659604499bb84d60483008cae9/FLAGb0aee1ce9 [2021-11-13 18:58:15,769 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:58:15,769 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/sv-benchmarks/c/pthread-wmm/mix042.opt.i [2021-11-13 18:58:15,796 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/data/ee574272f/358256659604499bb84d60483008cae9/FLAGb0aee1ce9 [2021-11-13 18:58:15,954 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/data/ee574272f/358256659604499bb84d60483008cae9 [2021-11-13 18:58:15,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:58:15,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:58:15,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:58:15,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:58:15,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:58:15,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:58:15" (1/1) ... [2021-11-13 18:58:15,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4246698c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:15, skipping insertion in model container [2021-11-13 18:58:15,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:58:15" (1/1) ... [2021-11-13 18:58:15,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:58:16,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:58:16,224 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_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/sv-benchmarks/c/pthread-wmm/mix042.opt.i[944,957] [2021-11-13 18:58:16,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:58:16,640 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:58:16,655 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_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/sv-benchmarks/c/pthread-wmm/mix042.opt.i[944,957] [2021-11-13 18:58:16,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:58:16,754 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:58:16,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:16 WrapperNode [2021-11-13 18:58:16,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:58:16,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:58:16,757 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:58:16,757 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:58:16,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:16" (1/1) ... [2021-11-13 18:58:16,790 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:16" (1/1) ... [2021-11-13 18:58:16,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:58:16,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:58:16,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:58:16,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:58:16,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:16" (1/1) ... [2021-11-13 18:58:16,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:16" (1/1) ... [2021-11-13 18:58:16,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:16" (1/1) ... [2021-11-13 18:58:16,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:16" (1/1) ... [2021-11-13 18:58:16,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:16" (1/1) ... [2021-11-13 18:58:16,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:16" (1/1) ... [2021-11-13 18:58:16,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:16" (1/1) ... [2021-11-13 18:58:16,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:58:16,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:58:16,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:58:16,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:58:16,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:16" (1/1) ... [2021-11-13 18:58:16,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:58:16,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:58:16,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:58:16,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:58:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:58:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:58:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:58:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 18:58:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 18:58:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:58:16,993 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:58:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:58:16,994 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:58:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:58:16,994 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:58:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:58:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:58:16,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:58:16,997 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 18:58:18,298 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:58:18,298 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:58:18,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:58:18 BoogieIcfgContainer [2021-11-13 18:58:18,301 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:58:18,304 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:58:18,304 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:58:18,307 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:58:18,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:58:15" (1/3) ... [2021-11-13 18:58:18,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3573f205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:58:18, skipping insertion in model container [2021-11-13 18:58:18,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:16" (2/3) ... [2021-11-13 18:58:18,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3573f205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:58:18, skipping insertion in model container [2021-11-13 18:58:18,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:58:18" (3/3) ... [2021-11-13 18:58:18,311 INFO L111 eAbstractionObserver]: Analyzing ICFG mix042.opt.i [2021-11-13 18:58:18,318 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:58:18,318 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:58:18,318 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:58:18,318 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:58:18,371 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,371 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,371 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,372 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,372 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,372 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,372 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,372 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,373 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,373 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,374 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,374 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,375 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,375 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,375 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,376 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,377 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,377 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,378 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,379 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,379 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,380 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,380 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,380 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,380 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,381 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,383 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,383 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,383 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,384 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,384 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,384 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,385 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,385 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,385 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,385 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,385 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,385 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,386 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,386 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,387 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,387 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,387 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,387 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,387 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,388 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,388 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,388 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,388 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,398 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,398 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,399 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,400 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,401 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,401 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,402 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,402 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,403 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,403 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,406 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,408 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,408 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,408 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,419 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:58:18,527 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:58:18,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:58:18,530 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:58:18,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:58:18,571 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork2 ======== [2021-11-13 18:58:18,580 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 18:58:18,580 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:58:18,734 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,735 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,735 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,735 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,736 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,736 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,737 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,737 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,737 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,738 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,738 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,738 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,739 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,739 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,878 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,888 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,901 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,914 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,950 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,963 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:58:18,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:18,970 INFO L85 PathProgramCache]: Analyzing trace with hash -532759089, now seen corresponding path program 1 times [2021-11-13 18:58:18,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:18,985 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [387331893] [2021-11-13 18:58:18,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:18,986 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:18,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:18,994 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:19,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 18:58:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:19,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:58:19,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:58:19,873 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 18:58:19,873 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:58:20,276 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 18:58:20,277 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:58:20,277 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [387331893] [2021-11-13 18:58:20,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [387331893] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:20,279 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:20,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 3] imperfect sequences [] total 5 [2021-11-13 18:58:20,282 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180530699] [2021-11-13 18:58:20,283 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:20,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:58:20,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:58:20,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:58:20,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:58:20,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:20,333 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:20,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 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 18:58:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:20,423 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,443 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,453 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,465 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,477 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,477 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,478 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,478 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,478 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,479 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,479 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,479 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,480 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,480 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,480 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,481 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,481 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,482 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,524 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,524 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,524 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,525 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,525 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,525 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,526 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,526 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,526 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,526 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,527 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,527 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,527 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,528 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,639 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,640 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,640 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,641 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,641 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,642 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,642 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,642 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,643 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,643 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,643 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,644 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,644 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,644 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,683 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,684 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,684 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,685 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,685 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,685 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,686 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,686 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,687 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,687 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,688 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,688 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,688 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,689 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,738 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,739 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,739 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,740 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,740 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,740 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,741 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,741 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,741 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,742 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,742 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,742 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,743 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,743 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,838 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,849 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,863 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,865 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,887 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,888 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,912 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,914 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,914 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,915 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,915 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,915 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,916 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,916 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,916 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,917 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,917 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,918 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,918 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,003 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,003 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,004 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,004 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,004 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,005 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,005 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,005 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,005 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,006 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,006 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,006 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,009 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,039 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,040 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,040 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,040 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,041 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,041 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,041 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,042 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,042 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,042 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,043 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,043 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,043 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,044 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,046 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,100 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,107 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,120 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,177 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,178 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,178 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,179 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,179 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,179 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,180 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,180 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,180 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,181 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,181 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,181 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,182 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,203 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,204 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,204 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,205 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,205 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,205 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,206 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,206 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,206 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,207 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,207 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,207 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,233 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,233 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,234 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,234 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,234 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,235 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,235 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,236 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,236 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,236 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,237 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,275 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,276 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,277 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,277 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,278 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,278 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,278 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,279 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,279 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,279 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,280 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,675 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,676 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,676 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,676 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,677 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,677 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,677 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,706 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,707 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,707 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,708 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,708 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,708 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:21,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:58:21,974 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:58:21,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-13 18:58:22,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:22,204 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 18:58:22,205 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork2 was SAFE (1/2) [2021-11-13 18:58:22,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:58:22,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:58:22,212 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:58:22,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-11-13 18:58:22,218 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:58:22,219 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 18:58:22,219 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 18:58:22,325 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,335 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,352 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,353 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,353 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,353 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,354 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,354 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,354 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,355 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,355 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,355 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,356 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,356 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,356 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,356 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,400 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,400 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,402 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,402 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,402 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,402 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,403 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,403 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,403 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,403 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,429 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,429 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,430 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,430 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,430 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,431 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,431 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,431 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,431 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,432 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,432 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,432 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,433 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,433 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,466 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 18:58:22,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:22,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1211445689, now seen corresponding path program 1 times [2021-11-13 18:58:22,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:22,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [429456607] [2021-11-13 18:58:22,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:22,469 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:22,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:22,474 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:22,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 18:58:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:22,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 18:58:22,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:58:22,815 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 18:58:22,816 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:58:22,944 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 18:58:22,944 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:58:22,944 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [429456607] [2021-11-13 18:58:22,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [429456607] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:22,945 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:22,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 18:58:22,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210096266] [2021-11-13 18:58:22,946 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:22,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:58:22,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:58:22,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:58:22,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:58:22,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:22,948 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:22,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 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 18:58:22,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:22,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:22,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:23,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:23,186 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 18:58:23,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:23,187 INFO L85 PathProgramCache]: Analyzing trace with hash 887150692, now seen corresponding path program 1 times [2021-11-13 18:58:23,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:23,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1781728868] [2021-11-13 18:58:23,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:23,188 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:23,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:23,189 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:23,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 18:58:23,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:23,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:58:23,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:58:23,575 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 18:58:23,575 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:58:23,810 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 18:58:23,810 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:58:23,811 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1781728868] [2021-11-13 18:58:23,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1781728868] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:23,811 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:23,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2021-11-13 18:58:23,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615747960] [2021-11-13 18:58:23,813 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:23,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:58:23,816 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:58:23,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:58:23,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:58:23,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:23,818 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:23,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 7 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:23,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:23,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:23,887 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,887 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,888 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,888 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,888 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,889 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,889 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,889 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,890 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,890 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,890 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,891 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,891 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,893 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,965 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,972 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,979 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,988 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:24,007 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:24,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:24,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:24,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:24,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:24,311 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:58:24,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:24,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1505195818, now seen corresponding path program 1 times [2021-11-13 18:58:24,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:24,313 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1246228171] [2021-11-13 18:58:24,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:24,314 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:24,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:24,315 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:24,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 18:58:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:24,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:58:24,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:58:24,753 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 18:58:24,753 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:58:25,027 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 18:58:25,028 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:58:25,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1246228171] [2021-11-13 18:58:25,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1246228171] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:25,029 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:25,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11 [2021-11-13 18:58:25,029 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704321724] [2021-11-13 18:58:25,029 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:25,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 18:58:25,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:58:25,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 18:58:25,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-11-13 18:58:25,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:25,037 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:25,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.909090909090908) internal successors, (153), 11 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:25,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:25,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:25,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:25,127 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,167 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,168 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,168 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,168 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,169 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,169 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,169 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,170 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,170 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,170 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,175 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,175 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,175 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,176 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,213 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,214 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,214 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,214 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,214 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,215 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,215 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,215 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,215 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,216 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,216 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,216 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,216 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,217 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,276 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,277 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:25,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:25,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:25,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:25,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:25,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:25,640 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:58:25,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:25,641 INFO L85 PathProgramCache]: Analyzing trace with hash 112740474, now seen corresponding path program 1 times [2021-11-13 18:58:25,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:25,641 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [71625257] [2021-11-13 18:58:25,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:25,642 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:25,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:25,643 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:25,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-13 18:58:25,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:25,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:58:25,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:58:26,160 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 18:58:26,160 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:58:26,438 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 18:58:26,439 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:58:26,439 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [71625257] [2021-11-13 18:58:26,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [71625257] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:26,439 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:26,440 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 18:58:26,440 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475933413] [2021-11-13 18:58:26,440 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:26,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:58:26,441 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:58:26,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:58:26,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:58:26,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:26,444 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:26,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.833333333333334) internal successors, (130), 12 states have internal predecessors, (130), 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 18:58:26,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:26,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:26,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:26,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:26,684 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:26,693 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:26,702 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:26,703 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:26,719 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:26,720 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:26,751 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite11#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:27,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:27,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:27,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:27,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:27,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:27,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:27,236 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:58:27,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:27,237 INFO L85 PathProgramCache]: Analyzing trace with hash 180379718, now seen corresponding path program 2 times [2021-11-13 18:58:27,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:27,237 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [473556149] [2021-11-13 18:58:27,238 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:58:27,238 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:27,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:27,242 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:27,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-13 18:58:27,403 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:58:27,403 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:58:27,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:58:27,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:58:27,739 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 18:58:27,739 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:58:28,059 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 18:58:28,059 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:58:28,060 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [473556149] [2021-11-13 18:58:28,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [473556149] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:28,060 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:28,060 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 18:58:28,060 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894992191] [2021-11-13 18:58:28,061 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:28,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:58:28,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:58:28,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:58:28,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:58:28,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:28,063 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:28,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.75) internal successors, (129), 12 states have internal predecessors, (129), 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 18:58:28,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:28,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:28,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:28,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:28,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:28,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:28,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:28,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:28,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:28,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:28,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:28,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:28,572 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:58:28,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:28,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1305434234, now seen corresponding path program 3 times [2021-11-13 18:58:28,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:28,579 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [247383301] [2021-11-13 18:58:28,579 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:58:28,580 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:28,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:28,581 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:28,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-13 18:58:28,808 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-13 18:58:28,809 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:58:28,809 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:58:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:58:29,107 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-13 18:58:29,108 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:58:29,108 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-13 18:58:29,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-13 18:58:29,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-13 18:58:29,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-13 18:58:29,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:29,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:29,330 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2021-11-13 18:58:29,330 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 18:58:29,334 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:58:29,335 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:58:29,445 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 18:58:29,448 INFO L158 Benchmark]: Toolchain (without parser) took 13479.26ms. Allocated memory was 60.8MB in the beginning and 195.0MB in the end (delta: 134.2MB). Free memory was 39.9MB in the beginning and 93.7MB in the end (delta: -53.8MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. [2021-11-13 18:58:29,448 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:58:29,449 INFO L158 Benchmark]: CACSL2BoogieTranslator took 785.74ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 39.7MB in the beginning and 46.5MB in the end (delta: -6.7MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-11-13 18:58:29,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.54ms. Allocated memory is still 75.5MB. Free memory was 46.5MB in the beginning and 43.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:58:29,450 INFO L158 Benchmark]: Boogie Preprocessor took 61.81ms. Allocated memory is still 75.5MB. Free memory was 43.4MB in the beginning and 41.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 18:58:29,450 INFO L158 Benchmark]: RCFGBuilder took 1409.05ms. Allocated memory is still 75.5MB. Free memory was 41.0MB in the beginning and 42.3MB in the end (delta: -1.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 18:58:29,451 INFO L158 Benchmark]: TraceAbstraction took 11143.56ms. Allocated memory was 75.5MB in the beginning and 195.0MB in the end (delta: 119.5MB). Free memory was 41.9MB in the beginning and 93.7MB in the end (delta: -51.8MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2021-11-13 18:58:29,453 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 785.74ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 39.7MB in the beginning and 46.5MB in the end (delta: -6.7MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.54ms. Allocated memory is still 75.5MB. Free memory was 46.5MB in the beginning and 43.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.81ms. Allocated memory is still 75.5MB. Free memory was 43.4MB in the beginning and 41.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1409.05ms. Allocated memory is still 75.5MB. Free memory was 41.0MB in the beginning and 42.3MB in the end (delta: -1.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 11143.56ms. Allocated memory was 75.5MB in the beginning and 195.0MB in the end (delta: 119.5MB). Free memory was 41.9MB in the beginning and 93.7MB in the end (delta: -51.8MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19119, positive: 18054, positive conditional: 16152, positive unconditional: 1902, negative: 1065, negative conditional: 1038, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19005, positive: 18054, positive conditional: 16152, positive unconditional: 1902, negative: 951, negative conditional: 924, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 19005, positive: 18054, positive conditional: 16152, positive unconditional: 1902, negative: 951, negative conditional: 924, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19929, positive: 18054, positive conditional: 16125, positive unconditional: 1929, negative: 1875, negative conditional: 924, negative unconditional: 951, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19929, positive: 18054, positive conditional: 11260, positive unconditional: 6794, negative: 1875, negative conditional: 888, negative unconditional: 987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19929, positive: 18054, positive conditional: 11260, positive unconditional: 6794, negative: 1875, negative conditional: 888, negative unconditional: 987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1964, positive: 1926, positive conditional: 5, positive unconditional: 1921, negative: 38, negative conditional: 8, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1964, positive: 1917, positive conditional: 0, positive unconditional: 1917, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 9, positive conditional: 5, positive unconditional: 4, negative: 38, negative conditional: 8, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1104, positive: 108, positive conditional: 92, positive unconditional: 15, negative: 997, negative conditional: 266, negative unconditional: 731, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 19929, positive: 16128, positive conditional: 11255, positive unconditional: 4873, negative: 1837, negative conditional: 880, negative unconditional: 957, unknown: 1964, unknown conditional: 13, unknown unconditional: 1951] , Statistics on independence cache: Total cache size (in pairs): 1964, Positive cache size: 1926, Positive conditional cache size: 5, Positive unconditional cache size: 1921, Negative cache size: 38, Negative conditional cache size: 8, Negative unconditional cache size: 30, Eliminated conditions: 4901, Maximal queried relation: 1, Independence queries for same thread: 114 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 944.35ms, Number of persistent set computation: 1571, Number of trivial persistent sets: 1003, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1929, positive: 1902, positive conditional: 0, positive unconditional: 1902, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19119, positive: 18054, positive conditional: 16152, positive unconditional: 1902, negative: 1065, negative conditional: 1038, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19005, positive: 18054, positive conditional: 16152, positive unconditional: 1902, negative: 951, negative conditional: 924, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 19005, positive: 18054, positive conditional: 16152, positive unconditional: 1902, negative: 951, negative conditional: 924, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19929, positive: 18054, positive conditional: 16125, positive unconditional: 1929, negative: 1875, negative conditional: 924, negative unconditional: 951, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19929, positive: 18054, positive conditional: 11260, positive unconditional: 6794, negative: 1875, negative conditional: 888, negative unconditional: 987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19929, positive: 18054, positive conditional: 11260, positive unconditional: 6794, negative: 1875, negative conditional: 888, negative unconditional: 987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1964, positive: 1926, positive conditional: 5, positive unconditional: 1921, negative: 38, negative conditional: 8, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1964, positive: 1917, positive conditional: 0, positive unconditional: 1917, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 9, positive conditional: 5, positive unconditional: 4, negative: 38, negative conditional: 8, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1104, positive: 108, positive conditional: 92, positive unconditional: 15, negative: 997, negative conditional: 266, negative unconditional: 731, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 19929, positive: 16128, positive conditional: 11255, positive unconditional: 4873, negative: 1837, negative conditional: 880, negative unconditional: 957, unknown: 1964, unknown conditional: 13, unknown unconditional: 1951] , Statistics on independence cache: Total cache size (in pairs): 1964, Positive cache size: 1926, Positive conditional cache size: 5, Positive unconditional cache size: 1921, Negative cache size: 38, Negative conditional cache size: 8, Negative unconditional cache size: 30, Eliminated conditions: 4901, Maximal queried relation: 1, Independence queries for same thread: 114 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7485, positive: 7224, positive conditional: 5632, positive unconditional: 1592, negative: 261, negative conditional: 231, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7411, positive: 7224, positive conditional: 5632, positive unconditional: 1592, negative: 187, negative conditional: 157, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7411, positive: 7224, positive conditional: 5632, positive unconditional: 1592, negative: 187, negative conditional: 157, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8248, positive: 7224, positive conditional: 5302, positive unconditional: 1922, negative: 1024, negative conditional: 837, negative unconditional: 187, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8248, positive: 7224, positive conditional: 923, positive unconditional: 6301, negative: 1024, negative conditional: 68, negative unconditional: 956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8248, positive: 7224, positive conditional: 923, positive unconditional: 6301, negative: 1024, negative conditional: 68, negative unconditional: 956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1632, positive: 1599, positive conditional: 7, positive unconditional: 1592, negative: 33, negative conditional: 2, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1632, positive: 1586, positive conditional: 0, positive unconditional: 1586, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 46, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 33, negative conditional: 2, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 63, positive conditional: 10, positive unconditional: 52, negative: 537, negative conditional: 6, negative unconditional: 531, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8248, positive: 5625, positive conditional: 916, positive unconditional: 4709, negative: 991, negative conditional: 66, negative unconditional: 925, unknown: 1632, unknown conditional: 9, unknown unconditional: 1623] , Statistics on independence cache: Total cache size (in pairs): 1632, Positive cache size: 1599, Positive conditional cache size: 7, Positive unconditional cache size: 1592, Negative cache size: 33, Negative conditional cache size: 2, Negative unconditional cache size: 31, Eliminated conditions: 5148, Maximal queried relation: 4, Independence queries for same thread: 74 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 647.18ms, Number of persistent set computation: 642, Number of trivial persistent sets: 413, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1622, positive: 1592, positive conditional: 0, positive unconditional: 1592, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7485, positive: 7224, positive conditional: 5632, positive unconditional: 1592, negative: 261, negative conditional: 231, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7411, positive: 7224, positive conditional: 5632, positive unconditional: 1592, negative: 187, negative conditional: 157, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7411, positive: 7224, positive conditional: 5632, positive unconditional: 1592, negative: 187, negative conditional: 157, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8248, positive: 7224, positive conditional: 5302, positive unconditional: 1922, negative: 1024, negative conditional: 837, negative unconditional: 187, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8248, positive: 7224, positive conditional: 923, positive unconditional: 6301, negative: 1024, negative conditional: 68, negative unconditional: 956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8248, positive: 7224, positive conditional: 923, positive unconditional: 6301, negative: 1024, negative conditional: 68, negative unconditional: 956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1632, positive: 1599, positive conditional: 7, positive unconditional: 1592, negative: 33, negative conditional: 2, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1632, positive: 1586, positive conditional: 0, positive unconditional: 1586, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 46, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 33, negative conditional: 2, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 63, positive conditional: 10, positive unconditional: 52, negative: 537, negative conditional: 6, negative unconditional: 531, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8248, positive: 5625, positive conditional: 916, positive unconditional: 4709, negative: 991, negative conditional: 66, negative unconditional: 925, unknown: 1632, unknown conditional: 9, unknown unconditional: 1623] , Statistics on independence cache: Total cache size (in pairs): 1632, Positive cache size: 1599, Positive conditional cache size: 7, Positive unconditional cache size: 1592, Negative cache size: 33, Negative conditional cache size: 2, Negative unconditional cache size: 31, Eliminated conditions: 5148, Maximal queried relation: 4, Independence queries for same thread: 74 - 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 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 18:58:29,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2021-11-13 18:58:29,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:29,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f702561-2d5b-46e7-89e7-5cd73bb99ddc/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: ERROR: ExceptionOrErrorResult: NullPointerException: null